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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
60
#ifdef __linux__
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#include <malloc.h>
62

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

    
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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>
80
#include <netinet/tcp.h>
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#include <net/if.h>
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#include <syslog.h>
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#include <stropts.h>
84
#endif
85
#endif
86
#endif
87

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

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

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

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

    
114
#include <glib.h>
115

    
116
#include "hw/hw.h"
117
#include "hw/boards.h"
118
#include "hw/usb.h"
119
#include "hw/pcmcia.h"
120
#include "hw/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"
135
#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"
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#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_add(const char *optarg)
1248
{
1249
    char option[128];
1250
    char *endptr;
1251
    unsigned long long value, endvalue;
1252
    int nodenr;
1253

    
1254
    value = endvalue = 0ULL;
1255

    
1256
    optarg = get_opt_name(option, 128, optarg, ',') + 1;
1257
    if (!strcmp(option, "node")) {
1258
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1259
            nodenr = nb_numa_nodes;
1260
        } else {
1261
            nodenr = strtoull(option, NULL, 10);
1262
        }
1263

    
1264
        if (get_param_value(option, 128, "mem", optarg) == 0) {
1265
            node_mem[nodenr] = 0;
1266
        } else {
1267
            int64_t sval;
1268
            sval = strtosz(option, &endptr);
1269
            if (sval < 0 || *endptr) {
1270
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1271
                exit(1);
1272
            }
1273
            node_mem[nodenr] = sval;
1274
        }
1275
        if (get_param_value(option, 128, "cpus", optarg) != 0) {
1276
            value = strtoull(option, &endptr, 10);
1277
            if (*endptr == '-') {
1278
                endvalue = strtoull(endptr+1, &endptr, 10);
1279
            } else {
1280
                endvalue = value;
1281
            }
1282

    
1283
            if (!(endvalue < MAX_CPUMASK_BITS)) {
1284
                endvalue = MAX_CPUMASK_BITS - 1;
1285
                fprintf(stderr,
1286
                    "A max of %d CPUs are supported in a guest\n",
1287
                     MAX_CPUMASK_BITS);
1288
            }
1289

    
1290
            bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1291
        }
1292
        nb_numa_nodes++;
1293
    }
1294
}
1295

    
1296
static void smp_parse(const char *optarg)
1297
{
1298
    int smp, sockets = 0, threads = 0, cores = 0;
1299
    char *endptr;
1300
    char option[128];
1301

    
1302
    smp = strtoul(optarg, &endptr, 10);
1303
    if (endptr != optarg) {
1304
        if (*endptr == ',') {
1305
            endptr++;
1306
        }
1307
    }
1308
    if (get_param_value(option, 128, "sockets", endptr) != 0)
1309
        sockets = strtoull(option, NULL, 10);
1310
    if (get_param_value(option, 128, "cores", endptr) != 0)
1311
        cores = strtoull(option, NULL, 10);
1312
    if (get_param_value(option, 128, "threads", endptr) != 0)
1313
        threads = strtoull(option, NULL, 10);
1314
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1315
        max_cpus = strtoull(option, NULL, 10);
1316

    
1317
    /* compute missing values, prefer sockets over cores over threads */
1318
    if (smp == 0 || sockets == 0) {
1319
        sockets = sockets > 0 ? sockets : 1;
1320
        cores = cores > 0 ? cores : 1;
1321
        threads = threads > 0 ? threads : 1;
1322
        if (smp == 0) {
1323
            smp = cores * threads * sockets;
1324
        }
1325
    } else {
1326
        if (cores == 0) {
1327
            threads = threads > 0 ? threads : 1;
1328
            cores = smp / (sockets * threads);
1329
        } else {
1330
            threads = smp / (cores * sockets);
1331
        }
1332
    }
1333
    smp_cpus = smp;
1334
    smp_cores = cores > 0 ? cores : 1;
1335
    smp_threads = threads > 0 ? threads : 1;
1336
    if (max_cpus == 0)
1337
        max_cpus = smp_cpus;
1338
}
1339

    
1340
/***********************************************************/
1341
/* USB devices */
1342

    
1343
static int usb_device_add(const char *devname)
1344
{
1345
    const char *p;
1346
    USBDevice *dev = NULL;
1347

    
1348
    if (!usb_enabled(false)) {
1349
        return -1;
1350
    }
1351

    
1352
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
1353
    dev = usbdevice_create(devname);
1354
    if (dev)
1355
        goto done;
1356

    
1357
    /* the other ones */
1358
#ifndef CONFIG_LINUX
1359
    /* only the linux version is qdev-ified, usb-bsd still needs this */
1360
    if (strstart(devname, "host:", &p)) {
1361
        dev = usb_host_device_open(usb_bus_find(-1), p);
1362
    } else
1363
#endif
1364
    if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1365
        dev = usb_bt_init(usb_bus_find(-1),
1366
                          devname[2] ? hci_init(p)
1367
                                     : bt_new_hci(qemu_find_bt_vlan(0)));
1368
    } else {
1369
        return -1;
1370
    }
1371
    if (!dev)
1372
        return -1;
1373

    
1374
done:
1375
    return 0;
1376
}
1377

    
1378
static int usb_device_del(const char *devname)
1379
{
1380
    int bus_num, addr;
1381
    const char *p;
1382

    
1383
    if (strstart(devname, "host:", &p))
1384
        return usb_host_device_close(p);
1385

    
1386
    if (!usb_enabled(false)) {
1387
        return -1;
1388
    }
1389

    
1390
    p = strchr(devname, '.');
1391
    if (!p)
1392
        return -1;
1393
    bus_num = strtoul(devname, NULL, 0);
1394
    addr = strtoul(p + 1, NULL, 0);
1395

    
1396
    return usb_device_delete_addr(bus_num, addr);
1397
}
1398

    
1399
static int usb_parse(const char *cmdline)
1400
{
1401
    int r;
1402
    r = usb_device_add(cmdline);
1403
    if (r < 0) {
1404
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1405
    }
1406
    return r;
1407
}
1408

    
1409
void do_usb_add(Monitor *mon, const QDict *qdict)
1410
{
1411
    const char *devname = qdict_get_str(qdict, "devname");
1412
    if (usb_device_add(devname) < 0) {
1413
        error_report("could not add USB device '%s'", devname);
1414
    }
1415
}
1416

    
1417
void do_usb_del(Monitor *mon, const QDict *qdict)
1418
{
1419
    const char *devname = qdict_get_str(qdict, "devname");
1420
    if (usb_device_del(devname) < 0) {
1421
        error_report("could not delete USB device '%s'", devname);
1422
    }
1423
}
1424

    
1425
/***********************************************************/
1426
/* PCMCIA/Cardbus */
1427

    
1428
static struct pcmcia_socket_entry_s {
1429
    PCMCIASocket *socket;
1430
    struct pcmcia_socket_entry_s *next;
1431
} *pcmcia_sockets = 0;
1432

    
1433
void pcmcia_socket_register(PCMCIASocket *socket)
1434
{
1435
    struct pcmcia_socket_entry_s *entry;
1436

    
1437
    entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1438
    entry->socket = socket;
1439
    entry->next = pcmcia_sockets;
1440
    pcmcia_sockets = entry;
1441
}
1442

    
1443
void pcmcia_socket_unregister(PCMCIASocket *socket)
1444
{
1445
    struct pcmcia_socket_entry_s *entry, **ptr;
1446

    
1447
    ptr = &pcmcia_sockets;
1448
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1449
        if (entry->socket == socket) {
1450
            *ptr = entry->next;
1451
            g_free(entry);
1452
        }
1453
}
1454

    
1455
void pcmcia_info(Monitor *mon, const QDict *qdict)
1456
{
1457
    struct pcmcia_socket_entry_s *iter;
1458

    
1459
    if (!pcmcia_sockets)
1460
        monitor_printf(mon, "No PCMCIA sockets\n");
1461

    
1462
    for (iter = pcmcia_sockets; iter; iter = iter->next)
1463
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1464
                       iter->socket->attached ? iter->socket->card_string :
1465
                       "Empty");
1466
}
1467

    
1468
/***********************************************************/
1469
/* machine registration */
1470

    
1471
static QEMUMachine *first_machine = NULL;
1472
QEMUMachine *current_machine = NULL;
1473

    
1474
int qemu_register_machine(QEMUMachine *m)
1475
{
1476
    QEMUMachine **pm;
1477
    pm = &first_machine;
1478
    while (*pm != NULL)
1479
        pm = &(*pm)->next;
1480
    m->next = NULL;
1481
    *pm = m;
1482
    return 0;
1483
}
1484

    
1485
static QEMUMachine *find_machine(const char *name)
1486
{
1487
    QEMUMachine *m;
1488

    
1489
    for(m = first_machine; m != NULL; m = m->next) {
1490
        if (!strcmp(m->name, name))
1491
            return m;
1492
        if (m->alias && !strcmp(m->alias, name))
1493
            return m;
1494
    }
1495
    return NULL;
1496
}
1497

    
1498
QEMUMachine *find_default_machine(void)
1499
{
1500
    QEMUMachine *m;
1501

    
1502
    for(m = first_machine; m != NULL; m = m->next) {
1503
        if (m->is_default) {
1504
            return m;
1505
        }
1506
    }
1507
    return NULL;
1508
}
1509

    
1510
MachineInfoList *qmp_query_machines(Error **errp)
1511
{
1512
    MachineInfoList *mach_list = NULL;
1513
    QEMUMachine *m;
1514

    
1515
    for (m = first_machine; m; m = m->next) {
1516
        MachineInfoList *entry;
1517
        MachineInfo *info;
1518

    
1519
        info = g_malloc0(sizeof(*info));
1520
        if (m->is_default) {
1521
            info->has_is_default = true;
1522
            info->is_default = true;
1523
        }
1524

    
1525
        if (m->alias) {
1526
            info->has_alias = true;
1527
            info->alias = g_strdup(m->alias);
1528
        }
1529

    
1530
        info->name = g_strdup(m->name);
1531

    
1532
        entry = g_malloc0(sizeof(*entry));
1533
        entry->value = info;
1534
        entry->next = mach_list;
1535
        mach_list = entry;
1536
    }
1537

    
1538
    return mach_list;
1539
}
1540

    
1541
/***********************************************************/
1542
/* main execution loop */
1543

    
1544
static void gui_update(void *opaque)
1545
{
1546
    uint64_t interval = GUI_REFRESH_INTERVAL;
1547
    DisplayState *ds = opaque;
1548
    DisplayChangeListener *dcl;
1549

    
1550
    dpy_refresh(ds);
1551

    
1552
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1553
        if (dcl->gui_timer_interval &&
1554
            dcl->gui_timer_interval < interval)
1555
            interval = dcl->gui_timer_interval;
1556
    }
1557
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1558
}
1559

    
1560
void gui_setup_refresh(DisplayState *ds)
1561
{
1562
    DisplayChangeListener *dcl;
1563
    bool need_timer = false;
1564
    bool have_gfx = false;
1565
    bool have_text = false;
1566

    
1567
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1568
        if (dcl->dpy_refresh != NULL) {
1569
            need_timer = true;
1570
        }
1571
        if (dcl->dpy_gfx_update != NULL) {
1572
            have_gfx = true;
1573
        }
1574
        if (dcl->dpy_text_update != NULL) {
1575
            have_text = true;
1576
        }
1577
    }
1578

    
1579
    if (need_timer && ds->gui_timer == NULL) {
1580
        ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
1581
        qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
1582
    }
1583
    if (!need_timer && ds->gui_timer != NULL) {
1584
        qemu_del_timer(ds->gui_timer);
1585
        qemu_free_timer(ds->gui_timer);
1586
        ds->gui_timer = NULL;
1587
    }
1588

    
1589
    ds->have_gfx = have_gfx;
1590
    ds->have_text = have_text;
1591
}
1592

    
1593
struct vm_change_state_entry {
1594
    VMChangeStateHandler *cb;
1595
    void *opaque;
1596
    QLIST_ENTRY (vm_change_state_entry) entries;
1597
};
1598

    
1599
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1600

    
1601
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1602
                                                     void *opaque)
1603
{
1604
    VMChangeStateEntry *e;
1605

    
1606
    e = g_malloc0(sizeof (*e));
1607

    
1608
    e->cb = cb;
1609
    e->opaque = opaque;
1610
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1611
    return e;
1612
}
1613

    
1614
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1615
{
1616
    QLIST_REMOVE (e, entries);
1617
    g_free (e);
1618
}
1619

    
1620
void vm_state_notify(int running, RunState state)
1621
{
1622
    VMChangeStateEntry *e;
1623

    
1624
    trace_vm_state_notify(running, state);
1625

    
1626
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1627
        e->cb(e->opaque, running, state);
1628
    }
1629
}
1630

    
1631
void vm_start(void)
1632
{
1633
    if (!runstate_is_running()) {
1634
        cpu_enable_ticks();
1635
        runstate_set(RUN_STATE_RUNNING);
1636
        vm_state_notify(1, RUN_STATE_RUNNING);
1637
        resume_all_vcpus();
1638
        monitor_protocol_event(QEVENT_RESUME, NULL);
1639
    }
1640
}
1641

    
1642
/* reset/shutdown handler */
1643

    
1644
typedef struct QEMUResetEntry {
1645
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1646
    QEMUResetHandler *func;
1647
    void *opaque;
1648
} QEMUResetEntry;
1649

    
1650
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1651
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1652
static int reset_requested;
1653
static int shutdown_requested, shutdown_signal = -1;
1654
static pid_t shutdown_pid;
1655
static int powerdown_requested;
1656
static int debug_requested;
1657
static int suspend_requested;
1658
static int wakeup_requested;
1659
static NotifierList powerdown_notifiers =
1660
    NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1661
static NotifierList suspend_notifiers =
1662
    NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1663
static NotifierList wakeup_notifiers =
1664
    NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1665
static uint32_t wakeup_reason_mask = ~0;
1666
static RunState vmstop_requested = RUN_STATE_MAX;
1667

    
1668
int qemu_shutdown_requested_get(void)
1669
{
1670
    return shutdown_requested;
1671
}
1672

    
1673
int qemu_reset_requested_get(void)
1674
{
1675
    return reset_requested;
1676
}
1677

    
1678
static int qemu_shutdown_requested(void)
1679
{
1680
    int r = shutdown_requested;
1681
    shutdown_requested = 0;
1682
    return r;
1683
}
1684

    
1685
static void qemu_kill_report(void)
1686
{
1687
    if (!qtest_enabled() && shutdown_signal != -1) {
1688
        fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1689
        if (shutdown_pid == 0) {
1690
            /* This happens for eg ^C at the terminal, so it's worth
1691
             * avoiding printing an odd message in that case.
1692
             */
1693
            fputc('\n', stderr);
1694
        } else {
1695
            fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1696
        }
1697
        shutdown_signal = -1;
1698
    }
1699
}
1700

    
1701
static int qemu_reset_requested(void)
1702
{
1703
    int r = reset_requested;
1704
    reset_requested = 0;
1705
    return r;
1706
}
1707

    
1708
static int qemu_suspend_requested(void)
1709
{
1710
    int r = suspend_requested;
1711
    suspend_requested = 0;
1712
    return r;
1713
}
1714

    
1715
static int qemu_wakeup_requested(void)
1716
{
1717
    int r = wakeup_requested;
1718
    wakeup_requested = 0;
1719
    return r;
1720
}
1721

    
1722
static int qemu_powerdown_requested(void)
1723
{
1724
    int r = powerdown_requested;
1725
    powerdown_requested = 0;
1726
    return r;
1727
}
1728

    
1729
static int qemu_debug_requested(void)
1730
{
1731
    int r = debug_requested;
1732
    debug_requested = 0;
1733
    return r;
1734
}
1735

    
1736
/* We use RUN_STATE_MAX but any invalid value will do */
1737
static bool qemu_vmstop_requested(RunState *r)
1738
{
1739
    if (vmstop_requested < RUN_STATE_MAX) {
1740
        *r = vmstop_requested;
1741
        vmstop_requested = RUN_STATE_MAX;
1742
        return true;
1743
    }
1744

    
1745
    return false;
1746
}
1747

    
1748
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1749
{
1750
    QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1751

    
1752
    re->func = func;
1753
    re->opaque = opaque;
1754
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1755
}
1756

    
1757
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1758
{
1759
    QEMUResetEntry *re;
1760

    
1761
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1762
        if (re->func == func && re->opaque == opaque) {
1763
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1764
            g_free(re);
1765
            return;
1766
        }
1767
    }
1768
}
1769

    
1770
void qemu_devices_reset(void)
1771
{
1772
    QEMUResetEntry *re, *nre;
1773

    
1774
    /* reset all devices */
1775
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1776
        re->func(re->opaque);
1777
    }
1778
}
1779

    
1780
void qemu_system_reset(bool report)
1781
{
1782
    if (current_machine && current_machine->reset) {
1783
        current_machine->reset();
1784
    } else {
1785
        qemu_devices_reset();
1786
    }
1787
    if (report) {
1788
        monitor_protocol_event(QEVENT_RESET, NULL);
1789
    }
1790
    cpu_synchronize_all_post_reset();
1791
}
1792

    
1793
void qemu_system_reset_request(void)
1794
{
1795
    if (no_reboot) {
1796
        shutdown_requested = 1;
1797
    } else {
1798
        reset_requested = 1;
1799
    }
1800
    cpu_stop_current();
1801
    qemu_notify_event();
1802
}
1803

    
1804
static void qemu_system_suspend(void)
1805
{
1806
    pause_all_vcpus();
1807
    notifier_list_notify(&suspend_notifiers, NULL);
1808
    runstate_set(RUN_STATE_SUSPENDED);
1809
    monitor_protocol_event(QEVENT_SUSPEND, NULL);
1810
}
1811

    
1812
void qemu_system_suspend_request(void)
1813
{
1814
    if (runstate_check(RUN_STATE_SUSPENDED)) {
1815
        return;
1816
    }
1817
    suspend_requested = 1;
1818
    cpu_stop_current();
1819
    qemu_notify_event();
1820
}
1821

    
1822
void qemu_register_suspend_notifier(Notifier *notifier)
1823
{
1824
    notifier_list_add(&suspend_notifiers, notifier);
1825
}
1826

    
1827
void qemu_system_wakeup_request(WakeupReason reason)
1828
{
1829
    if (!runstate_check(RUN_STATE_SUSPENDED)) {
1830
        return;
1831
    }
1832
    if (!(wakeup_reason_mask & (1 << reason))) {
1833
        return;
1834
    }
1835
    runstate_set(RUN_STATE_RUNNING);
1836
    notifier_list_notify(&wakeup_notifiers, &reason);
1837
    wakeup_requested = 1;
1838
    qemu_notify_event();
1839
}
1840

    
1841
void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1842
{
1843
    if (enabled) {
1844
        wakeup_reason_mask |= (1 << reason);
1845
    } else {
1846
        wakeup_reason_mask &= ~(1 << reason);
1847
    }
1848
}
1849

    
1850
void qemu_register_wakeup_notifier(Notifier *notifier)
1851
{
1852
    notifier_list_add(&wakeup_notifiers, notifier);
1853
}
1854

    
1855
void qemu_system_killed(int signal, pid_t pid)
1856
{
1857
    shutdown_signal = signal;
1858
    shutdown_pid = pid;
1859
    no_shutdown = 0;
1860
    qemu_system_shutdown_request();
1861
}
1862

    
1863
void qemu_system_shutdown_request(void)
1864
{
1865
    shutdown_requested = 1;
1866
    qemu_notify_event();
1867
}
1868

    
1869
static void qemu_system_powerdown(void)
1870
{
1871
    monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1872
    notifier_list_notify(&powerdown_notifiers, NULL);
1873
}
1874

    
1875
void qemu_system_powerdown_request(void)
1876
{
1877
    powerdown_requested = 1;
1878
    qemu_notify_event();
1879
}
1880

    
1881
void qemu_register_powerdown_notifier(Notifier *notifier)
1882
{
1883
    notifier_list_add(&powerdown_notifiers, notifier);
1884
}
1885

    
1886
void qemu_system_debug_request(void)
1887
{
1888
    debug_requested = 1;
1889
    qemu_notify_event();
1890
}
1891

    
1892
void qemu_system_vmstop_request(RunState state)
1893
{
1894
    vmstop_requested = state;
1895
    qemu_notify_event();
1896
}
1897

    
1898
static bool main_loop_should_exit(void)
1899
{
1900
    RunState r;
1901
    if (qemu_debug_requested()) {
1902
        vm_stop(RUN_STATE_DEBUG);
1903
    }
1904
    if (qemu_suspend_requested()) {
1905
        qemu_system_suspend();
1906
    }
1907
    if (qemu_shutdown_requested()) {
1908
        qemu_kill_report();
1909
        monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1910
        if (no_shutdown) {
1911
            vm_stop(RUN_STATE_SHUTDOWN);
1912
        } else {
1913
            return true;
1914
        }
1915
    }
1916
    if (qemu_reset_requested()) {
1917
        pause_all_vcpus();
1918
        cpu_synchronize_all_states();
1919
        qemu_system_reset(VMRESET_REPORT);
1920
        resume_all_vcpus();
1921
        if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1922
            runstate_check(RUN_STATE_SHUTDOWN)) {
1923
            runstate_set(RUN_STATE_PAUSED);
1924
        }
1925
    }
1926
    if (qemu_wakeup_requested()) {
1927
        pause_all_vcpus();
1928
        cpu_synchronize_all_states();
1929
        qemu_system_reset(VMRESET_SILENT);
1930
        resume_all_vcpus();
1931
        monitor_protocol_event(QEVENT_WAKEUP, NULL);
1932
    }
1933
    if (qemu_powerdown_requested()) {
1934
        qemu_system_powerdown();
1935
    }
1936
    if (qemu_vmstop_requested(&r)) {
1937
        vm_stop(r);
1938
    }
1939
    return false;
1940
}
1941

    
1942
static void main_loop(void)
1943
{
1944
    bool nonblocking;
1945
    int last_io = 0;
1946
#ifdef CONFIG_PROFILER
1947
    int64_t ti;
1948
#endif
1949
    do {
1950
        nonblocking = !kvm_enabled() && last_io > 0;
1951
#ifdef CONFIG_PROFILER
1952
        ti = profile_getclock();
1953
#endif
1954
        last_io = main_loop_wait(nonblocking);
1955
#ifdef CONFIG_PROFILER
1956
        dev_time += profile_getclock() - ti;
1957
#endif
1958
    } while (!main_loop_should_exit());
1959
}
1960

    
1961
static void version(void)
1962
{
1963
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1964
}
1965

    
1966
static void help(int exitcode)
1967
{
1968
    version();
1969
    printf("usage: %s [options] [disk_image]\n\n"
1970
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1971
            error_get_progname());
1972

    
1973
#define QEMU_OPTIONS_GENERATE_HELP
1974
#include "qemu-options-wrapper.h"
1975

    
1976
    printf("\nDuring emulation, the following keys are useful:\n"
1977
           "ctrl-alt-f      toggle full screen\n"
1978
           "ctrl-alt-n      switch to virtual console 'n'\n"
1979
           "ctrl-alt        toggle mouse and keyboard grab\n"
1980
           "\n"
1981
           "When using -nographic, press 'ctrl-a h' to get some help.\n");
1982

    
1983
    exit(exitcode);
1984
}
1985

    
1986
#define HAS_ARG 0x0001
1987

    
1988
typedef struct QEMUOption {
1989
    const char *name;
1990
    int flags;
1991
    int index;
1992
    uint32_t arch_mask;
1993
} QEMUOption;
1994

    
1995
static const QEMUOption qemu_options[] = {
1996
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1997
#define QEMU_OPTIONS_GENERATE_OPTIONS
1998
#include "qemu-options-wrapper.h"
1999
    { NULL },
2000
};
2001

    
2002
static bool vga_available(void)
2003
{
2004
    return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2005
}
2006

    
2007
static bool cirrus_vga_available(void)
2008
{
2009
    return object_class_by_name("cirrus-vga")
2010
           || object_class_by_name("isa-cirrus-vga");
2011
}
2012

    
2013
static bool vmware_vga_available(void)
2014
{
2015
    return object_class_by_name("vmware-svga");
2016
}
2017

    
2018
static bool qxl_vga_available(void)
2019
{
2020
    return object_class_by_name("qxl-vga");
2021
}
2022

    
2023
static void select_vgahw (const char *p)
2024
{
2025
    const char *opts;
2026

    
2027
    vga_interface_type = VGA_NONE;
2028
    if (strstart(p, "std", &opts)) {
2029
        if (vga_available()) {
2030
            vga_interface_type = VGA_STD;
2031
        } else {
2032
            fprintf(stderr, "Error: standard VGA not available\n");
2033
            exit(0);
2034
        }
2035
    } else if (strstart(p, "cirrus", &opts)) {
2036
        if (cirrus_vga_available()) {
2037
            vga_interface_type = VGA_CIRRUS;
2038
        } else {
2039
            fprintf(stderr, "Error: Cirrus VGA not available\n");
2040
            exit(0);
2041
        }
2042
    } else if (strstart(p, "vmware", &opts)) {
2043
        if (vmware_vga_available()) {
2044
            vga_interface_type = VGA_VMWARE;
2045
        } else {
2046
            fprintf(stderr, "Error: VMWare SVGA not available\n");
2047
            exit(0);
2048
        }
2049
    } else if (strstart(p, "xenfb", &opts)) {
2050
        vga_interface_type = VGA_XENFB;
2051
    } else if (strstart(p, "qxl", &opts)) {
2052
        if (qxl_vga_available()) {
2053
            vga_interface_type = VGA_QXL;
2054
        } else {
2055
            fprintf(stderr, "Error: QXL VGA not available\n");
2056
            exit(0);
2057
        }
2058
    } else if (!strstart(p, "none", &opts)) {
2059
    invalid_vga:
2060
        fprintf(stderr, "Unknown vga type: %s\n", p);
2061
        exit(1);
2062
    }
2063
    while (*opts) {
2064
        const char *nextopt;
2065

    
2066
        if (strstart(opts, ",retrace=", &nextopt)) {
2067
            opts = nextopt;
2068
            if (strstart(opts, "dumb", &nextopt))
2069
                vga_retrace_method = VGA_RETRACE_DUMB;
2070
            else if (strstart(opts, "precise", &nextopt))
2071
                vga_retrace_method = VGA_RETRACE_PRECISE;
2072
            else goto invalid_vga;
2073
        } else goto invalid_vga;
2074
        opts = nextopt;
2075
    }
2076
}
2077

    
2078
static DisplayType select_display(const char *p)
2079
{
2080
    const char *opts;
2081
    DisplayType display = DT_DEFAULT;
2082

    
2083
    if (strstart(p, "sdl", &opts)) {
2084
#ifdef CONFIG_SDL
2085
        display = DT_SDL;
2086
        while (*opts) {
2087
            const char *nextopt;
2088

    
2089
            if (strstart(opts, ",frame=", &nextopt)) {
2090
                opts = nextopt;
2091
                if (strstart(opts, "on", &nextopt)) {
2092
                    no_frame = 0;
2093
                } else if (strstart(opts, "off", &nextopt)) {
2094
                    no_frame = 1;
2095
                } else {
2096
                    goto invalid_sdl_args;
2097
                }
2098
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2099
                opts = nextopt;
2100
                if (strstart(opts, "on", &nextopt)) {
2101
                    alt_grab = 1;
2102
                } else if (strstart(opts, "off", &nextopt)) {
2103
                    alt_grab = 0;
2104
                } else {
2105
                    goto invalid_sdl_args;
2106
                }
2107
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2108
                opts = nextopt;
2109
                if (strstart(opts, "on", &nextopt)) {
2110
                    ctrl_grab = 1;
2111
                } else if (strstart(opts, "off", &nextopt)) {
2112
                    ctrl_grab = 0;
2113
                } else {
2114
                    goto invalid_sdl_args;
2115
                }
2116
            } else if (strstart(opts, ",window_close=", &nextopt)) {
2117
                opts = nextopt;
2118
                if (strstart(opts, "on", &nextopt)) {
2119
                    no_quit = 0;
2120
                } else if (strstart(opts, "off", &nextopt)) {
2121
                    no_quit = 1;
2122
                } else {
2123
                    goto invalid_sdl_args;
2124
                }
2125
            } else {
2126
            invalid_sdl_args:
2127
                fprintf(stderr, "Invalid SDL option string: %s\n", p);
2128
                exit(1);
2129
            }
2130
            opts = nextopt;
2131
        }
2132
#else
2133
        fprintf(stderr, "SDL support is disabled\n");
2134
        exit(1);
2135
#endif
2136
    } else if (strstart(p, "vnc", &opts)) {
2137
#ifdef CONFIG_VNC
2138
        display_remote++;
2139

    
2140
        if (*opts) {
2141
            const char *nextopt;
2142

    
2143
            if (strstart(opts, "=", &nextopt)) {
2144
                vnc_display = nextopt;
2145
            }
2146
        }
2147
        if (!vnc_display) {
2148
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2149
            exit(1);
2150
        }
2151
#else
2152
        fprintf(stderr, "VNC support is disabled\n");
2153
        exit(1);
2154
#endif
2155
    } else if (strstart(p, "curses", &opts)) {
2156
#ifdef CONFIG_CURSES
2157
        display = DT_CURSES;
2158
#else
2159
        fprintf(stderr, "Curses support is disabled\n");
2160
        exit(1);
2161
#endif
2162
    } else if (strstart(p, "none", &opts)) {
2163
        display = DT_NONE;
2164
    } else {
2165
        fprintf(stderr, "Unknown display type: %s\n", p);
2166
        exit(1);
2167
    }
2168

    
2169
    return display;
2170
}
2171

    
2172
static int balloon_parse(const char *arg)
2173
{
2174
    QemuOpts *opts;
2175

    
2176
    if (strcmp(arg, "none") == 0) {
2177
        return 0;
2178
    }
2179

    
2180
    if (!strncmp(arg, "virtio", 6)) {
2181
        if (arg[6] == ',') {
2182
            /* have params -> parse them */
2183
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2184
            if (!opts)
2185
                return  -1;
2186
        } else {
2187
            /* create empty opts */
2188
            opts = qemu_opts_create_nofail(qemu_find_opts("device"));
2189
        }
2190
        qemu_opt_set(opts, "driver", "virtio-balloon");
2191
        return 0;
2192
    }
2193

    
2194
    return -1;
2195
}
2196

    
2197
char *qemu_find_file(int type, const char *name)
2198
{
2199
    int len;
2200
    const char *subdir;
2201
    char *buf;
2202

    
2203
    /* Try the name as a straight path first */
2204
    if (access(name, R_OK) == 0) {
2205
        return g_strdup(name);
2206
    }
2207
    switch (type) {
2208
    case QEMU_FILE_TYPE_BIOS:
2209
        subdir = "";
2210
        break;
2211
    case QEMU_FILE_TYPE_KEYMAP:
2212
        subdir = "keymaps/";
2213
        break;
2214
    default:
2215
        abort();
2216
    }
2217
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
2218
    buf = g_malloc0(len);
2219
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
2220
    if (access(buf, R_OK)) {
2221
        g_free(buf);
2222
        return NULL;
2223
    }
2224
    return buf;
2225
}
2226

    
2227
static int device_help_func(QemuOpts *opts, void *opaque)
2228
{
2229
    return qdev_device_help(opts);
2230
}
2231

    
2232
static int device_init_func(QemuOpts *opts, void *opaque)
2233
{
2234
    DeviceState *dev;
2235

    
2236
    dev = qdev_device_add(opts);
2237
    if (!dev)
2238
        return -1;
2239
    return 0;
2240
}
2241

    
2242
static int chardev_init_func(QemuOpts *opts, void *opaque)
2243
{
2244
    Error *local_err = NULL;
2245

    
2246
    qemu_chr_new_from_opts(opts, NULL, &local_err);
2247
    if (error_is_set(&local_err)) {
2248
        fprintf(stderr, "%s\n", error_get_pretty(local_err));
2249
        error_free(local_err);
2250
        return -1;
2251
    }
2252
    return 0;
2253
}
2254

    
2255
#ifdef CONFIG_VIRTFS
2256
static int fsdev_init_func(QemuOpts *opts, void *opaque)
2257
{
2258
    int ret;
2259
    ret = qemu_fsdev_add(opts);
2260

    
2261
    return ret;
2262
}
2263
#endif
2264

    
2265
static int mon_init_func(QemuOpts *opts, void *opaque)
2266
{
2267
    CharDriverState *chr;
2268
    const char *chardev;
2269
    const char *mode;
2270
    int flags;
2271

    
2272
    mode = qemu_opt_get(opts, "mode");
2273
    if (mode == NULL) {
2274
        mode = "readline";
2275
    }
2276
    if (strcmp(mode, "readline") == 0) {
2277
        flags = MONITOR_USE_READLINE;
2278
    } else if (strcmp(mode, "control") == 0) {
2279
        flags = MONITOR_USE_CONTROL;
2280
    } else {
2281
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2282
        exit(1);
2283
    }
2284

    
2285
    if (qemu_opt_get_bool(opts, "pretty", 0))
2286
        flags |= MONITOR_USE_PRETTY;
2287

    
2288
    if (qemu_opt_get_bool(opts, "default", 0))
2289
        flags |= MONITOR_IS_DEFAULT;
2290

    
2291
    chardev = qemu_opt_get(opts, "chardev");
2292
    chr = qemu_chr_find(chardev);
2293
    if (chr == NULL) {
2294
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2295
        exit(1);
2296
    }
2297

    
2298
    monitor_init(chr, flags);
2299
    return 0;
2300
}
2301

    
2302
static void monitor_parse(const char *optarg, const char *mode)
2303
{
2304
    static int monitor_device_index = 0;
2305
    QemuOpts *opts;
2306
    const char *p;
2307
    char label[32];
2308
    int def = 0;
2309

    
2310
    if (strstart(optarg, "chardev:", &p)) {
2311
        snprintf(label, sizeof(label), "%s", p);
2312
    } else {
2313
        snprintf(label, sizeof(label), "compat_monitor%d",
2314
                 monitor_device_index);
2315
        if (monitor_device_index == 0) {
2316
            def = 1;
2317
        }
2318
        opts = qemu_chr_parse_compat(label, optarg);
2319
        if (!opts) {
2320
            fprintf(stderr, "parse error: %s\n", optarg);
2321
            exit(1);
2322
        }
2323
    }
2324

    
2325
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2326
    if (!opts) {
2327
        fprintf(stderr, "duplicate chardev: %s\n", label);
2328
        exit(1);
2329
    }
2330
    qemu_opt_set(opts, "mode", mode);
2331
    qemu_opt_set(opts, "chardev", label);
2332
    if (def)
2333
        qemu_opt_set(opts, "default", "on");
2334
    monitor_device_index++;
2335
}
2336

    
2337
struct device_config {
2338
    enum {
2339
        DEV_USB,       /* -usbdevice     */
2340
        DEV_BT,        /* -bt            */
2341
        DEV_SERIAL,    /* -serial        */
2342
        DEV_PARALLEL,  /* -parallel      */
2343
        DEV_VIRTCON,   /* -virtioconsole */
2344
        DEV_DEBUGCON,  /* -debugcon */
2345
        DEV_GDB,       /* -gdb, -s */
2346
        DEV_SCLP,      /* s390 sclp */
2347
    } type;
2348
    const char *cmdline;
2349
    Location loc;
2350
    QTAILQ_ENTRY(device_config) next;
2351
};
2352

    
2353
static QTAILQ_HEAD(, device_config) device_configs =
2354
    QTAILQ_HEAD_INITIALIZER(device_configs);
2355

    
2356
static void add_device_config(int type, const char *cmdline)
2357
{
2358
    struct device_config *conf;
2359

    
2360
    conf = g_malloc0(sizeof(*conf));
2361
    conf->type = type;
2362
    conf->cmdline = cmdline;
2363
    loc_save(&conf->loc);
2364
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2365
}
2366

    
2367
static int foreach_device_config(int type, int (*func)(const char *cmdline))
2368
{
2369
    struct device_config *conf;
2370
    int rc;
2371

    
2372
    QTAILQ_FOREACH(conf, &device_configs, next) {
2373
        if (conf->type != type)
2374
            continue;
2375
        loc_push_restore(&conf->loc);
2376
        rc = func(conf->cmdline);
2377
        loc_pop(&conf->loc);
2378
        if (0 != rc)
2379
            return rc;
2380
    }
2381
    return 0;
2382
}
2383

    
2384
static int serial_parse(const char *devname)
2385
{
2386
    static int index = 0;
2387
    char label[32];
2388

    
2389
    if (strcmp(devname, "none") == 0)
2390
        return 0;
2391
    if (index == MAX_SERIAL_PORTS) {
2392
        fprintf(stderr, "qemu: too many serial ports\n");
2393
        exit(1);
2394
    }
2395
    snprintf(label, sizeof(label), "serial%d", index);
2396
    serial_hds[index] = qemu_chr_new(label, devname, NULL);
2397
    if (!serial_hds[index]) {
2398
        fprintf(stderr, "qemu: could not connect serial device"
2399
                " to character backend '%s'\n", devname);
2400
        return -1;
2401
    }
2402
    index++;
2403
    return 0;
2404
}
2405

    
2406
static int parallel_parse(const char *devname)
2407
{
2408
    static int index = 0;
2409
    char label[32];
2410

    
2411
    if (strcmp(devname, "none") == 0)
2412
        return 0;
2413
    if (index == MAX_PARALLEL_PORTS) {
2414
        fprintf(stderr, "qemu: too many parallel ports\n");
2415
        exit(1);
2416
    }
2417
    snprintf(label, sizeof(label), "parallel%d", index);
2418
    parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2419
    if (!parallel_hds[index]) {
2420
        fprintf(stderr, "qemu: could not connect parallel device"
2421
                " to character backend '%s'\n", devname);
2422
        return -1;
2423
    }
2424
    index++;
2425
    return 0;
2426
}
2427

    
2428
static int virtcon_parse(const char *devname)
2429
{
2430
    QemuOptsList *device = qemu_find_opts("device");
2431
    static int index = 0;
2432
    char label[32];
2433
    QemuOpts *bus_opts, *dev_opts;
2434

    
2435
    if (strcmp(devname, "none") == 0)
2436
        return 0;
2437
    if (index == MAX_VIRTIO_CONSOLES) {
2438
        fprintf(stderr, "qemu: too many virtio consoles\n");
2439
        exit(1);
2440
    }
2441

    
2442
    bus_opts = qemu_opts_create_nofail(device);
2443
    if (arch_type == QEMU_ARCH_S390X) {
2444
        qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2445
    } else {
2446
        qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2447
    } 
2448

    
2449
    dev_opts = qemu_opts_create_nofail(device);
2450
    qemu_opt_set(dev_opts, "driver", "virtconsole");
2451

    
2452
    snprintf(label, sizeof(label), "virtcon%d", index);
2453
    virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2454
    if (!virtcon_hds[index]) {
2455
        fprintf(stderr, "qemu: could not connect virtio console"
2456
                " to character backend '%s'\n", devname);
2457
        return -1;
2458
    }
2459
    qemu_opt_set(dev_opts, "chardev", label);
2460

    
2461
    index++;
2462
    return 0;
2463
}
2464

    
2465
static int sclp_parse(const char *devname)
2466
{
2467
    QemuOptsList *device = qemu_find_opts("device");
2468
    static int index = 0;
2469
    char label[32];
2470
    QemuOpts *dev_opts;
2471

    
2472
    if (strcmp(devname, "none") == 0) {
2473
        return 0;
2474
    }
2475
    if (index == MAX_SCLP_CONSOLES) {
2476
        fprintf(stderr, "qemu: too many sclp consoles\n");
2477
        exit(1);
2478
    }
2479

    
2480
    assert(arch_type == QEMU_ARCH_S390X);
2481

    
2482
    dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2483
    qemu_opt_set(dev_opts, "driver", "sclpconsole");
2484

    
2485
    snprintf(label, sizeof(label), "sclpcon%d", index);
2486
    sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2487
    if (!sclp_hds[index]) {
2488
        fprintf(stderr, "qemu: could not connect sclp console"
2489
                " to character backend '%s'\n", devname);
2490
        return -1;
2491
    }
2492
    qemu_opt_set(dev_opts, "chardev", label);
2493

    
2494
    index++;
2495
    return 0;
2496
}
2497

    
2498
static int debugcon_parse(const char *devname)
2499
{   
2500
    QemuOpts *opts;
2501

    
2502
    if (!qemu_chr_new("debugcon", devname, NULL)) {
2503
        exit(1);
2504
    }
2505
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2506
    if (!opts) {
2507
        fprintf(stderr, "qemu: already have a debugcon device\n");
2508
        exit(1);
2509
    }
2510
    qemu_opt_set(opts, "driver", "isa-debugcon");
2511
    qemu_opt_set(opts, "chardev", "debugcon");
2512
    return 0;
2513
}
2514

    
2515
static QEMUMachine *machine_parse(const char *name)
2516
{
2517
    QEMUMachine *m, *machine = NULL;
2518

    
2519
    if (name) {
2520
        machine = find_machine(name);
2521
    }
2522
    if (machine) {
2523
        return machine;
2524
    }
2525
    printf("Supported machines are:\n");
2526
    for (m = first_machine; m != NULL; m = m->next) {
2527
        if (m->alias) {
2528
            printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2529
        }
2530
        printf("%-20s %s%s\n", m->name, m->desc,
2531
               m->is_default ? " (default)" : "");
2532
    }
2533
    exit(!name || !is_help_option(name));
2534
}
2535

    
2536
static int tcg_init(void)
2537
{
2538
    tcg_exec_init(tcg_tb_size * 1024 * 1024);
2539
    return 0;
2540
}
2541

    
2542
static struct {
2543
    const char *opt_name;
2544
    const char *name;
2545
    int (*available)(void);
2546
    int (*init)(void);
2547
    bool *allowed;
2548
} accel_list[] = {
2549
    { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2550
    { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2551
    { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2552
    { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2553
};
2554

    
2555
static int configure_accelerator(void)
2556
{
2557
    const char *p = NULL;
2558
    char buf[10];
2559
    int i, ret;
2560
    bool accel_initialised = false;
2561
    bool init_failed = false;
2562

    
2563
    QemuOptsList *list = qemu_find_opts("machine");
2564
    if (!QTAILQ_EMPTY(&list->head)) {
2565
        p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2566
    }
2567

    
2568
    if (p == NULL) {
2569
        /* Use the default "accelerator", tcg */
2570
        p = "tcg";
2571
    }
2572

    
2573
    while (!accel_initialised && *p != '\0') {
2574
        if (*p == ':') {
2575
            p++;
2576
        }
2577
        p = get_opt_name(buf, sizeof (buf), p, ':');
2578
        for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2579
            if (strcmp(accel_list[i].opt_name, buf) == 0) {
2580
                if (!accel_list[i].available()) {
2581
                    printf("%s not supported for this target\n",
2582
                           accel_list[i].name);
2583
                    continue;
2584
                }
2585
                *(accel_list[i].allowed) = true;
2586
                ret = accel_list[i].init();
2587
                if (ret < 0) {
2588
                    init_failed = true;
2589
                    fprintf(stderr, "failed to initialize %s: %s\n",
2590
                            accel_list[i].name,
2591
                            strerror(-ret));
2592
                    *(accel_list[i].allowed) = false;
2593
                } else {
2594
                    accel_initialised = true;
2595
                }
2596
                break;
2597
            }
2598
        }
2599
        if (i == ARRAY_SIZE(accel_list)) {
2600
            fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2601
        }
2602
    }
2603

    
2604
    if (!accel_initialised) {
2605
        if (!init_failed) {
2606
            fprintf(stderr, "No accelerator found!\n");
2607
        }
2608
        exit(1);
2609
    }
2610

    
2611
    if (init_failed) {
2612
        fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2613
    }
2614

    
2615
    return !accel_initialised;
2616
}
2617

    
2618
void qemu_add_exit_notifier(Notifier *notify)
2619
{
2620
    notifier_list_add(&exit_notifiers, notify);
2621
}
2622

    
2623
void qemu_remove_exit_notifier(Notifier *notify)
2624
{
2625
    notifier_remove(notify);
2626
}
2627

    
2628
static void qemu_run_exit_notifiers(void)
2629
{
2630
    notifier_list_notify(&exit_notifiers, NULL);
2631
}
2632

    
2633
void qemu_add_machine_init_done_notifier(Notifier *notify)
2634
{
2635
    notifier_list_add(&machine_init_done_notifiers, notify);
2636
}
2637

    
2638
static void qemu_run_machine_init_done_notifiers(void)
2639
{
2640
    notifier_list_notify(&machine_init_done_notifiers, NULL);
2641
}
2642

    
2643
static const QEMUOption *lookup_opt(int argc, char **argv,
2644
                                    const char **poptarg, int *poptind)
2645
{
2646
    const QEMUOption *popt;
2647
    int optind = *poptind;
2648
    char *r = argv[optind];
2649
    const char *optarg;
2650

    
2651
    loc_set_cmdline(argv, optind, 1);
2652
    optind++;
2653
    /* Treat --foo the same as -foo.  */
2654
    if (r[1] == '-')
2655
        r++;
2656
    popt = qemu_options;
2657
    for(;;) {
2658
        if (!popt->name) {
2659
            error_report("invalid option");
2660
            exit(1);
2661
        }
2662
        if (!strcmp(popt->name, r + 1))
2663
            break;
2664
        popt++;
2665
    }
2666
    if (popt->flags & HAS_ARG) {
2667
        if (optind >= argc) {
2668
            error_report("requires an argument");
2669
            exit(1);
2670
        }
2671
        optarg = argv[optind++];
2672
        loc_set_cmdline(argv, optind - 2, 2);
2673
    } else {
2674
        optarg = NULL;
2675
    }
2676

    
2677
    *poptarg = optarg;
2678
    *poptind = optind;
2679

    
2680
    return popt;
2681
}
2682

    
2683
static gpointer malloc_and_trace(gsize n_bytes)
2684
{
2685
    void *ptr = malloc(n_bytes);
2686
    trace_g_malloc(n_bytes, ptr);
2687
    return ptr;
2688
}
2689

    
2690
static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2691
{
2692
    void *ptr = realloc(mem, n_bytes);
2693
    trace_g_realloc(mem, n_bytes, ptr);
2694
    return ptr;
2695
}
2696

    
2697
static void free_and_trace(gpointer mem)
2698
{
2699
    trace_g_free(mem);
2700
    free(mem);
2701
}
2702

    
2703
static int object_set_property(const char *name, const char *value, void *opaque)
2704
{
2705
    Object *obj = OBJECT(opaque);
2706
    StringInputVisitor *siv;
2707
    Error *local_err = NULL;
2708

    
2709
    if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2710
        return 0;
2711
    }
2712

    
2713
    siv = string_input_visitor_new(value);
2714
    object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2715
    string_input_visitor_cleanup(siv);
2716

    
2717
    if (local_err) {
2718
        qerror_report_err(local_err);
2719
        error_free(local_err);
2720
        return -1;
2721
    }
2722

    
2723
    return 0;
2724
}
2725

    
2726
static int object_create(QemuOpts *opts, void *opaque)
2727
{
2728
    const char *type = qemu_opt_get(opts, "qom-type");
2729
    const char *id = qemu_opts_id(opts);
2730
    Object *obj;
2731

    
2732
    g_assert(type != NULL);
2733

    
2734
    if (id == NULL) {
2735
        qerror_report(QERR_MISSING_PARAMETER, "id");
2736
        return -1;
2737
    }
2738

    
2739
    obj = object_new(type);
2740
    if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2741
        return -1;
2742
    }
2743

    
2744
    object_property_add_child(container_get(object_get_root(), "/objects"),
2745
                              id, obj, NULL);
2746

    
2747
    return 0;
2748
}
2749

    
2750
int main(int argc, char **argv, char **envp)
2751
{
2752
    int i;
2753
    int snapshot, linux_boot;
2754
    const char *icount_option = NULL;
2755
    const char *initrd_filename;
2756
    const char *kernel_filename, *kernel_cmdline;
2757
    char boot_devices[33] = "";
2758
    DisplayState *ds;
2759
    int cyls, heads, secs, translation;
2760
    QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2761
    QemuOptsList *olist;
2762
    int optind;
2763
    const char *optarg;
2764
    const char *loadvm = NULL;
2765
    QEMUMachine *machine;
2766
    const char *cpu_model;
2767
    const char *vga_model = "none";
2768
    const char *pid_file = NULL;
2769
    const char *incoming = NULL;
2770
#ifdef CONFIG_VNC
2771
    int show_vnc_port = 0;
2772
#endif
2773
    bool defconfig = true;
2774
    bool userconfig = true;
2775
    const char *log_mask = NULL;
2776
    const char *log_file = NULL;
2777
    GMemVTable mem_trace = {
2778
        .malloc = malloc_and_trace,
2779
        .realloc = realloc_and_trace,
2780
        .free = free_and_trace,
2781
    };
2782
    const char *trace_events = NULL;
2783
    const char *trace_file = NULL;
2784

    
2785
    atexit(qemu_run_exit_notifiers);
2786
    error_set_progname(argv[0]);
2787

    
2788
    g_mem_set_vtable(&mem_trace);
2789
    if (!g_thread_supported()) {
2790
#if !GLIB_CHECK_VERSION(2, 31, 0)
2791
        g_thread_init(NULL);
2792
#else
2793
        fprintf(stderr, "glib threading failed to initialize.\n");
2794
        exit(1);
2795
#endif
2796
    }
2797

    
2798
    module_call_init(MODULE_INIT_QOM);
2799

    
2800
    qemu_add_opts(&qemu_drive_opts);
2801
    qemu_add_opts(&qemu_chardev_opts);
2802
    qemu_add_opts(&qemu_device_opts);
2803
    qemu_add_opts(&qemu_netdev_opts);
2804
    qemu_add_opts(&qemu_net_opts);
2805
    qemu_add_opts(&qemu_rtc_opts);
2806
    qemu_add_opts(&qemu_global_opts);
2807
    qemu_add_opts(&qemu_mon_opts);
2808
    qemu_add_opts(&qemu_trace_opts);
2809
    qemu_add_opts(&qemu_option_rom_opts);
2810
    qemu_add_opts(&qemu_machine_opts);
2811
    qemu_add_opts(&qemu_boot_opts);
2812
    qemu_add_opts(&qemu_sandbox_opts);
2813
    qemu_add_opts(&qemu_add_fd_opts);
2814
    qemu_add_opts(&qemu_object_opts);
2815

    
2816
    runstate_init();
2817

    
2818
    init_clocks();
2819
    rtc_clock = host_clock;
2820

    
2821
    qemu_cache_utils_init(envp);
2822

    
2823
    QLIST_INIT (&vm_change_state_head);
2824
    os_setup_early_signal_handling();
2825

    
2826
    module_call_init(MODULE_INIT_MACHINE);
2827
    machine = find_default_machine();
2828
    cpu_model = NULL;
2829
    ram_size = 0;
2830
    snapshot = 0;
2831
    cyls = heads = secs = 0;
2832
    translation = BIOS_ATA_TRANSLATION_AUTO;
2833

    
2834
    for (i = 0; i < MAX_NODES; i++) {
2835
        node_mem[i] = 0;
2836
        node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2837
    }
2838

    
2839
    nb_numa_nodes = 0;
2840
    nb_nics = 0;
2841

    
2842
    autostart= 1;
2843

    
2844
    /* first pass of option parsing */
2845
    optind = 1;
2846
    while (optind < argc) {
2847
        if (argv[optind][0] != '-') {
2848
            /* disk image */
2849
            optind++;
2850
            continue;
2851
        } else {
2852
            const QEMUOption *popt;
2853

    
2854
            popt = lookup_opt(argc, argv, &optarg, &optind);
2855
            switch (popt->index) {
2856
            case QEMU_OPTION_nodefconfig:
2857
                defconfig = false;
2858
                break;
2859
            case QEMU_OPTION_nouserconfig:
2860
                userconfig = false;
2861
                break;
2862
            }
2863
        }
2864
    }
2865

    
2866
    if (defconfig) {
2867
        int ret;
2868
        ret = qemu_read_default_config_files(userconfig);
2869
        if (ret < 0) {
2870
            exit(1);
2871
        }
2872
    }
2873

    
2874
    /* second pass of option parsing */
2875
    optind = 1;
2876
    for(;;) {
2877
        if (optind >= argc)
2878
            break;
2879
        if (argv[optind][0] != '-') {
2880
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2881
        } else {
2882
            const QEMUOption *popt;
2883

    
2884
            popt = lookup_opt(argc, argv, &optarg, &optind);
2885
            if (!(popt->arch_mask & arch_type)) {
2886
                printf("Option %s not supported for this target\n", popt->name);
2887
                exit(1);
2888
            }
2889
            switch(popt->index) {
2890
            case QEMU_OPTION_M:
2891
                machine = machine_parse(optarg);
2892
                break;
2893
            case QEMU_OPTION_no_kvm_irqchip: {
2894
                olist = qemu_find_opts("machine");
2895
                qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2896
                break;
2897
            }
2898
            case QEMU_OPTION_cpu:
2899
                /* hw initialization will check this */
2900
                cpu_model = optarg;
2901
                break;
2902
            case QEMU_OPTION_hda:
2903
                {
2904
                    char buf[256];
2905
                    if (cyls == 0)
2906
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2907
                    else
2908
                        snprintf(buf, sizeof(buf),
2909
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
2910
                                 HD_OPTS , cyls, heads, secs,
2911
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
2912
                                 ",trans=lba" :
2913
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
2914
                                 ",trans=none" : "");
2915
                    drive_add(IF_DEFAULT, 0, optarg, buf);
2916
                    break;
2917
                }
2918
            case QEMU_OPTION_hdb:
2919
            case QEMU_OPTION_hdc:
2920
            case QEMU_OPTION_hdd:
2921
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2922
                          HD_OPTS);
2923
                break;
2924
            case QEMU_OPTION_drive:
2925
                if (drive_def(optarg) == NULL) {
2926
                    exit(1);
2927
                }
2928
                break;
2929
            case QEMU_OPTION_set:
2930
                if (qemu_set_option(optarg) != 0)
2931
                    exit(1);
2932
                break;
2933
            case QEMU_OPTION_global:
2934
                if (qemu_global_option(optarg) != 0)
2935
                    exit(1);
2936
                break;
2937
            case QEMU_OPTION_mtdblock:
2938
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2939
                break;
2940
            case QEMU_OPTION_sd:
2941
                drive_add(IF_SD, 0, optarg, SD_OPTS);
2942
                break;
2943
            case QEMU_OPTION_pflash:
2944
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2945
                break;
2946
            case QEMU_OPTION_snapshot:
2947
                snapshot = 1;
2948
                break;
2949
            case QEMU_OPTION_hdachs:
2950
                {
2951
                    const char *p;
2952
                    p = optarg;
2953
                    cyls = strtol(p, (char **)&p, 0);
2954
                    if (cyls < 1 || cyls > 16383)
2955
                        goto chs_fail;
2956
                    if (*p != ',')
2957
                        goto chs_fail;
2958
                    p++;
2959
                    heads = strtol(p, (char **)&p, 0);
2960
                    if (heads < 1 || heads > 16)
2961
                        goto chs_fail;
2962
                    if (*p != ',')
2963
                        goto chs_fail;
2964
                    p++;
2965
                    secs = strtol(p, (char **)&p, 0);
2966
                    if (secs < 1 || secs > 63)
2967
                        goto chs_fail;
2968
                    if (*p == ',') {
2969
                        p++;
2970
                        if (!strcmp(p, "none"))
2971
                            translation = BIOS_ATA_TRANSLATION_NONE;
2972
                        else if (!strcmp(p, "lba"))
2973
                            translation = BIOS_ATA_TRANSLATION_LBA;
2974
                        else if (!strcmp(p, "auto"))
2975
                            translation = BIOS_ATA_TRANSLATION_AUTO;
2976
                        else
2977
                            goto chs_fail;
2978
                    } else if (*p != '\0') {
2979
                    chs_fail:
2980
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
2981
                        exit(1);
2982
                    }
2983
                    if (hda_opts != NULL) {
2984
                        char num[16];
2985
                        snprintf(num, sizeof(num), "%d", cyls);
2986
                        qemu_opt_set(hda_opts, "cyls", num);
2987
                        snprintf(num, sizeof(num), "%d", heads);
2988
                        qemu_opt_set(hda_opts, "heads", num);
2989
                        snprintf(num, sizeof(num), "%d", secs);
2990
                        qemu_opt_set(hda_opts, "secs", num);
2991
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
2992
                            qemu_opt_set(hda_opts, "trans", "lba");
2993
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
2994
                            qemu_opt_set(hda_opts, "trans", "none");
2995
                    }
2996
                }
2997
                break;
2998
            case QEMU_OPTION_numa:
2999
                if (nb_numa_nodes >= MAX_NODES) {
3000
                    fprintf(stderr, "qemu: too many NUMA nodes\n");
3001
                    exit(1);
3002
                }
3003
                numa_add(optarg);
3004
                break;
3005
            case QEMU_OPTION_display:
3006
                display_type = select_display(optarg);
3007
                break;
3008
            case QEMU_OPTION_nographic:
3009
                display_type = DT_NOGRAPHIC;
3010
                break;
3011
            case QEMU_OPTION_curses:
3012
#ifdef CONFIG_CURSES
3013
                display_type = DT_CURSES;
3014
#else
3015
                fprintf(stderr, "Curses support is disabled\n");
3016
                exit(1);
3017
#endif
3018
                break;
3019
            case QEMU_OPTION_portrait:
3020
                graphic_rotate = 90;
3021
                break;
3022
            case QEMU_OPTION_rotate:
3023
                graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3024
                if (graphic_rotate != 0 && graphic_rotate != 90 &&
3025
                    graphic_rotate != 180 && graphic_rotate != 270) {
3026
                    fprintf(stderr,
3027
                        "qemu: only 90, 180, 270 deg rotation is available\n");
3028
                    exit(1);
3029
                }
3030
                break;
3031
            case QEMU_OPTION_kernel:
3032
                qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3033
                break;
3034
            case QEMU_OPTION_initrd:
3035
                qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3036
                break;
3037
            case QEMU_OPTION_append:
3038
                qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3039
                break;
3040
            case QEMU_OPTION_dtb:
3041
                qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3042
                break;
3043
            case QEMU_OPTION_cdrom:
3044
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3045
                break;
3046
            case QEMU_OPTION_boot:
3047
                {
3048
                    static const char * const params[] = {
3049
                        "order", "once", "menu",
3050
                        "splash", "splash-time",
3051
                        "reboot-timeout", NULL
3052
                    };
3053
                    char buf[sizeof(boot_devices)];
3054
                    char *standard_boot_devices;
3055
                    int legacy = 0;
3056

    
3057
                    if (!strchr(optarg, '=')) {
3058
                        legacy = 1;
3059
                        pstrcpy(buf, sizeof(buf), optarg);
3060
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
3061
                        fprintf(stderr,
3062
                                "qemu: unknown boot parameter '%s' in '%s'\n",
3063
                                buf, optarg);
3064
                        exit(1);
3065
                    }
3066

    
3067
                    if (legacy ||
3068
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
3069
                        validate_bootdevices(buf);
3070
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
3071
                    }
3072
                    if (!legacy) {
3073
                        if (get_param_value(buf, sizeof(buf),
3074
                                            "once", optarg)) {
3075
                            validate_bootdevices(buf);
3076
                            standard_boot_devices = g_strdup(boot_devices);
3077
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
3078
                            qemu_register_reset(restore_boot_devices,
3079
                                                standard_boot_devices);
3080
                        }
3081
                        if (get_param_value(buf, sizeof(buf),
3082
                                            "menu", optarg)) {
3083
                            if (!strcmp(buf, "on")) {
3084
                                boot_menu = 1;
3085
                            } else if (!strcmp(buf, "off")) {
3086
                                boot_menu = 0;
3087
                            } else {
3088
                                fprintf(stderr,
3089
                                        "qemu: invalid option value '%s'\n",
3090
                                        buf);
3091
                                exit(1);
3092
                            }
3093
                        }
3094
                        qemu_opts_parse(qemu_find_opts("boot-opts"),
3095
                                        optarg, 0);
3096
                    }
3097
                }
3098
                break;
3099
            case QEMU_OPTION_fda:
3100
            case QEMU_OPTION_fdb:
3101
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3102
                          optarg, FD_OPTS);
3103
                break;
3104
            case QEMU_OPTION_no_fd_bootchk:
3105
                fd_bootchk = 0;
3106
                break;
3107
            case QEMU_OPTION_netdev:
3108
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3109
                    exit(1);
3110
                }
3111
                break;
3112
            case QEMU_OPTION_net:
3113
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3114
                    exit(1);
3115
                }
3116
                break;
3117
#ifdef CONFIG_LIBISCSI
3118
            case QEMU_OPTION_iscsi:
3119
                opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3120
                if (!opts) {
3121
                    exit(1);
3122
                }
3123
                break;
3124
#endif
3125
#ifdef CONFIG_SLIRP
3126
            case QEMU_OPTION_tftp:
3127
                legacy_tftp_prefix = optarg;
3128
                break;
3129
            case QEMU_OPTION_bootp:
3130
                legacy_bootp_filename = optarg;
3131
                break;
3132
            case QEMU_OPTION_redir:
3133
                if (net_slirp_redir(optarg) < 0)
3134
                    exit(1);
3135
                break;
3136
#endif
3137
            case QEMU_OPTION_bt:
3138
                add_device_config(DEV_BT, optarg);
3139
                break;
3140
            case QEMU_OPTION_audio_help:
3141
                if (!(audio_available())) {
3142
                    printf("Option %s not supported for this target\n", popt->name);
3143
                    exit(1);
3144
                }
3145
                AUD_help ();
3146
                exit (0);
3147
                break;
3148
            case QEMU_OPTION_soundhw:
3149
                if (!(audio_available())) {
3150
                    printf("Option %s not supported for this target\n", popt->name);
3151
                    exit(1);
3152
                }
3153
                select_soundhw (optarg);
3154
                break;
3155
            case QEMU_OPTION_h:
3156
                help(0);
3157
                break;
3158
            case QEMU_OPTION_version:
3159
                version();
3160
                exit(0);
3161
                break;
3162
            case QEMU_OPTION_m: {
3163
                int64_t value;
3164
                uint64_t sz;
3165
                char *end;
3166

    
3167
                value = strtosz(optarg, &end);
3168
                if (value < 0 || *end) {
3169
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
3170
                    exit(1);
3171
                }
3172
                sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3173
                ram_size = sz;
3174
                if (ram_size != sz) {
3175
                    fprintf(stderr, "qemu: ram size too large\n");
3176
                    exit(1);
3177
                }
3178
                break;
3179
            }
3180
            case QEMU_OPTION_mempath:
3181
                mem_path = optarg;
3182
                break;
3183
#ifdef MAP_POPULATE
3184
            case QEMU_OPTION_mem_prealloc:
3185
                mem_prealloc = 1;
3186
                break;
3187
#endif
3188
            case QEMU_OPTION_d:
3189
                log_mask = optarg;
3190
                break;
3191
            case QEMU_OPTION_D:
3192
                log_file = optarg;
3193
                break;
3194
            case QEMU_OPTION_s:
3195
                add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3196
                break;
3197
            case QEMU_OPTION_gdb:
3198
                add_device_config(DEV_GDB, optarg);
3199
                break;
3200
            case QEMU_OPTION_L:
3201
                data_dir = optarg;
3202
                break;
3203
            case QEMU_OPTION_bios:
3204
                bios_name = optarg;
3205
                break;
3206
            case QEMU_OPTION_singlestep:
3207
                singlestep = 1;
3208
                break;
3209
            case QEMU_OPTION_S:
3210
                autostart = 0;
3211
                break;
3212
            case QEMU_OPTION_k:
3213
                keyboard_layout = optarg;
3214
                break;
3215
            case QEMU_OPTION_localtime:
3216
                rtc_utc = 0;
3217
                break;
3218
            case QEMU_OPTION_vga:
3219
                vga_model = optarg;
3220
                default_vga = 0;
3221
                break;
3222
            case QEMU_OPTION_g:
3223
                {
3224
                    const char *p;
3225
                    int w, h, depth;
3226
                    p = optarg;
3227
                    w = strtol(p, (char **)&p, 10);
3228
                    if (w <= 0) {
3229
                    graphic_error:
3230
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
3231
                        exit(1);
3232
                    }
3233
                    if (*p != 'x')
3234
                        goto graphic_error;
3235
                    p++;
3236
                    h = strtol(p, (char **)&p, 10);
3237
                    if (h <= 0)
3238
                        goto graphic_error;
3239
                    if (*p == 'x') {
3240
                        p++;
3241
                        depth = strtol(p, (char **)&p, 10);
3242
                        if (depth != 8 && depth != 15 && depth != 16 &&
3243
                            depth != 24 && depth != 32)
3244
                            goto graphic_error;
3245
                    } else if (*p == '\0') {
3246
                        depth = graphic_depth;
3247
                    } else {
3248
                        goto graphic_error;
3249
                    }
3250

    
3251
                    graphic_width = w;
3252
                    graphic_height = h;
3253
                    graphic_depth = depth;
3254
                }
3255
                break;
3256
            case QEMU_OPTION_echr:
3257
                {
3258
                    char *r;
3259
                    term_escape_char = strtol(optarg, &r, 0);
3260
                    if (r == optarg)
3261
                        printf("Bad argument to echr\n");
3262
                    break;
3263
                }
3264
            case QEMU_OPTION_monitor:
3265
                monitor_parse(optarg, "readline");
3266
                default_monitor = 0;
3267
                break;
3268
            case QEMU_OPTION_qmp:
3269
                monitor_parse(optarg, "control");
3270
                default_monitor = 0;
3271
                break;
3272
            case QEMU_OPTION_mon:
3273
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3274
                if (!opts) {
3275
                    exit(1);
3276
                }
3277
                default_monitor = 0;
3278
                break;
3279
            case QEMU_OPTION_chardev:
3280
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3281
                if (!opts) {
3282
                    exit(1);
3283
                }
3284
                break;
3285
            case QEMU_OPTION_fsdev:
3286
                olist = qemu_find_opts("fsdev");
3287
                if (!olist) {
3288
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3289
                    exit(1);
3290
                }
3291
                opts = qemu_opts_parse(olist, optarg, 1);
3292
                if (!opts) {
3293
                    fprintf(stderr, "parse error: %s\n", optarg);
3294
                    exit(1);
3295
                }
3296
                break;
3297
            case QEMU_OPTION_virtfs: {
3298
                QemuOpts *fsdev;
3299
                QemuOpts *device;
3300
                const char *writeout, *sock_fd, *socket;
3301

    
3302
                olist = qemu_find_opts("virtfs");
3303
                if (!olist) {
3304
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3305
                    exit(1);
3306
                }
3307
                opts = qemu_opts_parse(olist, optarg, 1);
3308
                if (!opts) {
3309
                    fprintf(stderr, "parse error: %s\n", optarg);
3310
                    exit(1);
3311
                }
3312

    
3313
                if (qemu_opt_get(opts, "fsdriver") == NULL ||
3314
                    qemu_opt_get(opts, "mount_tag") == NULL) {
3315
                    fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3316
                    exit(1);
3317
                }
3318
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3319
                                         qemu_opt_get(opts, "mount_tag"),
3320
                                         1, NULL);
3321
                if (!fsdev) {
3322
                    fprintf(stderr, "duplicate fsdev id: %s\n",
3323
                            qemu_opt_get(opts, "mount_tag"));
3324
                    exit(1);
3325
                }
3326

    
3327
                writeout = qemu_opt_get(opts, "writeout");
3328
                if (writeout) {
3329
#ifdef CONFIG_SYNC_FILE_RANGE
3330
                    qemu_opt_set(fsdev, "writeout", writeout);
3331
#else
3332
                    fprintf(stderr, "writeout=immediate not supported on "
3333
                            "this platform\n");
3334
                    exit(1);
3335
#endif
3336
                }
3337
                qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3338
                qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3339
                qemu_opt_set(fsdev, "security_model",
3340
                             qemu_opt_get(opts, "security_model"));
3341
                socket = qemu_opt_get(opts, "socket");
3342
                if (socket) {
3343
                    qemu_opt_set(fsdev, "socket", socket);
3344
                }
3345
                sock_fd = qemu_opt_get(opts, "sock_fd");
3346
                if (sock_fd) {
3347
                    qemu_opt_set(fsdev, "sock_fd", sock_fd);
3348
                }
3349

    
3350
                qemu_opt_set_bool(fsdev, "readonly",
3351
                                qemu_opt_get_bool(opts, "readonly", 0));
3352
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3353
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3354
                qemu_opt_set(device, "fsdev",
3355
                             qemu_opt_get(opts, "mount_tag"));
3356
                qemu_opt_set(device, "mount_tag",
3357
                             qemu_opt_get(opts, "mount_tag"));
3358
                break;
3359
            }
3360
            case QEMU_OPTION_virtfs_synth: {
3361
                QemuOpts *fsdev;
3362
                QemuOpts *device;
3363

    
3364
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3365
                                         1, NULL);
3366
                if (!fsdev) {
3367
                    fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3368
                    exit(1);
3369
                }
3370
                qemu_opt_set(fsdev, "fsdriver", "synth");
3371

    
3372
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3373
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3374
                qemu_opt_set(device, "fsdev", "v_synth");
3375
                qemu_opt_set(device, "mount_tag", "v_synth");
3376
                break;
3377
            }
3378
            case QEMU_OPTION_serial:
3379
                add_device_config(DEV_SERIAL, optarg);
3380
                default_serial = 0;
3381
                if (strncmp(optarg, "mon:", 4) == 0) {
3382
                    default_monitor = 0;
3383
                }
3384
                break;
3385
            case QEMU_OPTION_watchdog:
3386
                if (watchdog) {
3387
                    fprintf(stderr,
3388
                            "qemu: only one watchdog option may be given\n");
3389
                    return 1;
3390
                }
3391
                watchdog = optarg;
3392
                break;
3393
            case QEMU_OPTION_watchdog_action:
3394
                if (select_watchdog_action(optarg) == -1) {
3395
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
3396
                    exit(1);
3397
                }
3398
                break;
3399
            case QEMU_OPTION_virtiocon:
3400
                add_device_config(DEV_VIRTCON, optarg);
3401
                default_virtcon = 0;
3402
                if (strncmp(optarg, "mon:", 4) == 0) {
3403
                    default_monitor = 0;
3404
                }
3405
                break;
3406
            case QEMU_OPTION_parallel:
3407
                add_device_config(DEV_PARALLEL, optarg);
3408
                default_parallel = 0;
3409
                if (strncmp(optarg, "mon:", 4) == 0) {
3410
                    default_monitor = 0;
3411
                }
3412
                break;
3413
            case QEMU_OPTION_debugcon:
3414
                add_device_config(DEV_DEBUGCON, optarg);
3415
                break;
3416
            case QEMU_OPTION_loadvm:
3417
                loadvm = optarg;
3418
                break;
3419
            case QEMU_OPTION_full_screen:
3420
                full_screen = 1;
3421
                break;
3422
#ifdef CONFIG_SDL
3423
            case QEMU_OPTION_no_frame:
3424
                no_frame = 1;
3425
                break;
3426
            case QEMU_OPTION_alt_grab:
3427
                alt_grab = 1;
3428
                break;
3429
            case QEMU_OPTION_ctrl_grab:
3430
                ctrl_grab = 1;
3431
                break;
3432
            case QEMU_OPTION_no_quit:
3433
                no_quit = 1;
3434
                break;
3435
            case QEMU_OPTION_sdl:
3436
                display_type = DT_SDL;
3437
                break;
3438
#else
3439
            case QEMU_OPTION_no_frame:
3440
            case QEMU_OPTION_alt_grab:
3441
            case QEMU_OPTION_ctrl_grab:
3442
            case QEMU_OPTION_no_quit:
3443
            case QEMU_OPTION_sdl:
3444
                fprintf(stderr, "SDL support is disabled\n");
3445
                exit(1);
3446
#endif
3447
            case QEMU_OPTION_pidfile:
3448
                pid_file = optarg;
3449
                break;
3450
            case QEMU_OPTION_win2k_hack:
3451
                win2k_install_hack = 1;
3452
                break;
3453
            case QEMU_OPTION_rtc_td_hack: {
3454
                static GlobalProperty slew_lost_ticks[] = {
3455
                    {
3456
                        .driver   = "mc146818rtc",
3457
                        .property = "lost_tick_policy",
3458
                        .value    = "slew",
3459
                    },
3460
                    { /* end of list */ }
3461
                };
3462

    
3463
                qdev_prop_register_global_list(slew_lost_ticks);
3464
                break;
3465
            }
3466
            case QEMU_OPTION_acpitable:
3467
                do_acpitable_option(optarg);
3468
                break;
3469
            case QEMU_OPTION_smbios:
3470
                do_smbios_option(optarg);
3471
                break;
3472
            case QEMU_OPTION_enable_kvm:
3473
                olist = qemu_find_opts("machine");
3474
                qemu_opts_parse(olist, "accel=kvm", 0);
3475
                break;
3476
            case QEMU_OPTION_machine:
3477
                olist = qemu_find_opts("machine");
3478
                opts = qemu_opts_parse(olist, optarg, 1);
3479
                if (!opts) {
3480
                    fprintf(stderr, "parse error: %s\n", optarg);
3481
                    exit(1);
3482
                }
3483
                optarg = qemu_opt_get(opts, "type");
3484
                if (optarg) {
3485
                    machine = machine_parse(optarg);
3486
                }
3487
                break;
3488
             case QEMU_OPTION_no_kvm:
3489
                olist = qemu_find_opts("machine");
3490
                qemu_opts_parse(olist, "accel=tcg", 0);
3491
                break;
3492
            case QEMU_OPTION_no_kvm_pit: {
3493
                fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3494
                                "separately.\n");
3495
                break;
3496
            }
3497
            case QEMU_OPTION_no_kvm_pit_reinjection: {
3498
                static GlobalProperty kvm_pit_lost_tick_policy[] = {
3499
                    {
3500
                        .driver   = "kvm-pit",
3501
                        .property = "lost_tick_policy",
3502
                        .value    = "discard",
3503
                    },
3504
                    { /* end of list */ }
3505
                };
3506

    
3507
                fprintf(stderr, "Warning: option deprecated, use "
3508
                        "lost_tick_policy property of kvm-pit instead.\n");
3509
                qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3510
                break;
3511
            }
3512
            case QEMU_OPTION_usb:
3513
                olist = qemu_find_opts("machine");
3514
                qemu_opts_parse(olist, "usb=on", 0);
3515
                break;
3516
            case QEMU_OPTION_usbdevice:
3517
                olist = qemu_find_opts("machine");
3518
                qemu_opts_parse(olist, "usb=on", 0);
3519
                add_device_config(DEV_USB, optarg);
3520
                break;
3521
            case QEMU_OPTION_device:
3522
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3523
                    exit(1);
3524
                }
3525
                break;
3526
            case QEMU_OPTION_smp:
3527
                smp_parse(optarg);
3528
                if (smp_cpus < 1) {
3529
                    fprintf(stderr, "Invalid number of CPUs\n");
3530
                    exit(1);
3531
                }
3532
                if (max_cpus < smp_cpus) {
3533
                    fprintf(stderr, "maxcpus must be equal to or greater than "
3534
                            "smp\n");
3535
                    exit(1);
3536
                }
3537
                if (max_cpus > 255) {
3538
                    fprintf(stderr, "Unsupported number of maxcpus\n");
3539
                    exit(1);
3540
                }
3541
                break;
3542
            case QEMU_OPTION_vnc:
3543
#ifdef CONFIG_VNC
3544
                display_remote++;
3545
                vnc_display = optarg;
3546
#else
3547
                fprintf(stderr, "VNC support is disabled\n");
3548
                exit(1);
3549
#endif
3550
                break;
3551
            case QEMU_OPTION_no_acpi:
3552
                acpi_enabled = 0;
3553
                break;
3554
            case QEMU_OPTION_no_hpet:
3555
                no_hpet = 1;
3556
                break;
3557
            case QEMU_OPTION_balloon:
3558
                if (balloon_parse(optarg) < 0) {
3559
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3560
                    exit(1);
3561
                }
3562
                break;
3563
            case QEMU_OPTION_no_reboot:
3564
                no_reboot = 1;
3565
                break;
3566
            case QEMU_OPTION_no_shutdown:
3567
                no_shutdown = 1;
3568
                break;
3569
            case QEMU_OPTION_show_cursor:
3570
                cursor_hide = 0;
3571
                break;
3572
            case QEMU_OPTION_uuid:
3573
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3574
                    fprintf(stderr, "Fail to parse UUID string."
3575
                            " Wrong format.\n");
3576
                    exit(1);
3577
                }
3578
                break;
3579
            case QEMU_OPTION_option_rom:
3580
                if (nb_option_roms >= MAX_OPTION_ROMS) {
3581
                    fprintf(stderr, "Too many option ROMs\n");
3582
                    exit(1);
3583
                }
3584
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3585
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3586
                option_rom[nb_option_roms].bootindex =
3587
                    qemu_opt_get_number(opts, "bootindex", -1);
3588
                if (!option_rom[nb_option_roms].name) {
3589
                    fprintf(stderr, "Option ROM file is not specified\n");
3590
                    exit(1);
3591
                }
3592
                nb_option_roms++;
3593
                break;
3594
            case QEMU_OPTION_semihosting:
3595
                semihosting_enabled = 1;
3596
                break;
3597
            case QEMU_OPTION_tdf:
3598
                fprintf(stderr, "Warning: user space PIT time drift fix "
3599
                                "is no longer supported.\n");
3600
                break;
3601
            case QEMU_OPTION_name:
3602
                qemu_name = g_strdup(optarg);
3603
                 {
3604
                     char *p = strchr(qemu_name, ',');
3605
                     if (p != NULL) {
3606
                        *p++ = 0;
3607
                        if (strncmp(p, "process=", 8)) {
3608
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
3609
                            exit(1);
3610
                        }
3611
                        p += 8;
3612
                        os_set_proc_name(p);
3613
                     }        
3614
                 }        
3615
                break;
3616
            case QEMU_OPTION_prom_env:
3617
                if (nb_prom_envs >= MAX_PROM_ENVS) {
3618
                    fprintf(stderr, "Too many prom variables\n");
3619
                    exit(1);
3620
                }
3621
                prom_envs[nb_prom_envs] = optarg;
3622
                nb_prom_envs++;
3623
                break;
3624
            case QEMU_OPTION_old_param:
3625
                old_param = 1;
3626
                break;
3627
            case QEMU_OPTION_clock:
3628
                configure_alarms(optarg);
3629
                break;
3630
            case QEMU_OPTION_startdate:
3631
                configure_rtc_date_offset(optarg, 1);
3632
                break;
3633
            case QEMU_OPTION_rtc:
3634
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3635
                if (!opts) {
3636
                    exit(1);
3637
                }
3638
                configure_rtc(opts);
3639
                break;
3640
            case QEMU_OPTION_tb_size:
3641
                tcg_tb_size = strtol(optarg, NULL, 0);
3642
                if (tcg_tb_size < 0) {
3643
                    tcg_tb_size = 0;
3644
                }
3645
                break;
3646
            case QEMU_OPTION_icount:
3647
                icount_option = optarg;
3648
                break;
3649
            case QEMU_OPTION_incoming:
3650
                incoming = optarg;
3651
                runstate_set(RUN_STATE_INMIGRATE);
3652
                break;
3653
            case QEMU_OPTION_nodefaults:
3654
                default_serial = 0;
3655
                default_parallel = 0;
3656
                default_virtcon = 0;
3657
                default_sclp = 0;
3658
                default_monitor = 0;
3659
                default_net = 0;
3660
                default_floppy = 0;
3661
                default_cdrom = 0;
3662
                default_sdcard = 0;
3663
                default_vga = 0;
3664
                break;
3665
            case QEMU_OPTION_xen_domid:
3666
                if (!(xen_available())) {
3667
                    printf("Option %s not supported for this target\n", popt->name);
3668
                    exit(1);
3669
                }
3670
                xen_domid = atoi(optarg);
3671
                break;
3672
            case QEMU_OPTION_xen_create:
3673
                if (!(xen_available())) {
3674
                    printf("Option %s not supported for this target\n", popt->name);
3675
                    exit(1);
3676
                }
3677
                xen_mode = XEN_CREATE;
3678
                break;
3679
            case QEMU_OPTION_xen_attach:
3680
                if (!(xen_available())) {
3681
                    printf("Option %s not supported for this target\n", popt->name);
3682
                    exit(1);
3683
                }
3684
                xen_mode = XEN_ATTACH;
3685
                break;
3686
            case QEMU_OPTION_trace:
3687
            {
3688
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3689
                if (!opts) {
3690
                    exit(1);
3691
                }
3692
                trace_events = qemu_opt_get(opts, "events");
3693
                trace_file = qemu_opt_get(opts, "file");
3694
                break;
3695
            }
3696
            case QEMU_OPTION_readconfig:
3697
                {
3698
                    int ret = qemu_read_config_file(optarg);
3699
                    if (ret < 0) {
3700
                        fprintf(stderr, "read config %s: %s\n", optarg,
3701
                            strerror(-ret));
3702
                        exit(1);
3703
                    }
3704
                    break;
3705
                }
3706
            case QEMU_OPTION_spice:
3707
                olist = qemu_find_opts("spice");
3708
                if (!olist) {
3709
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
3710
                    exit(1);
3711
                }
3712
                opts = qemu_opts_parse(olist, optarg, 0);
3713
                if (!opts) {
3714
                    fprintf(stderr, "parse error: %s\n", optarg);
3715
                    exit(1);
3716
                }
3717
                break;
3718
            case QEMU_OPTION_writeconfig:
3719
                {
3720
                    FILE *fp;
3721
                    if (strcmp(optarg, "-") == 0) {
3722
                        fp = stdout;
3723
                    } else {
3724
                        fp = fopen(optarg, "w");
3725
                        if (fp == NULL) {
3726
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3727
                            exit(1);
3728
                        }
3729
                    }
3730
                    qemu_config_write(fp);
3731
                    fclose(fp);
3732
                    break;
3733
                }
3734
            case QEMU_OPTION_qtest:
3735
                qtest_chrdev = optarg;
3736
                break;
3737
            case QEMU_OPTION_qtest_log:
3738
                qtest_log = optarg;
3739
                break;
3740
            case QEMU_OPTION_sandbox:
3741
                opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3742
                if (!opts) {
3743
                    exit(0);
3744
                }
3745
                break;
3746
            case QEMU_OPTION_add_fd:
3747
#ifndef _WIN32
3748
                opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3749
                if (!opts) {
3750
                    exit(0);
3751
                }
3752
#else
3753
                error_report("File descriptor passing is disabled on this "
3754
                             "platform");
3755
                exit(1);
3756
#endif
3757
                break;
3758
            case QEMU_OPTION_object:
3759
                opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3760
                break;
3761
            default:
3762
                os_parse_cmd_args(popt->index, optarg);
3763
            }
3764
        }
3765
    }
3766
    loc_set_none();
3767

    
3768
    if (qemu_init_main_loop()) {
3769
        fprintf(stderr, "qemu_init_main_loop failed\n");
3770
        exit(1);
3771
    }
3772

    
3773
    if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3774
        exit(1);
3775
    }
3776

    
3777
#ifndef _WIN32
3778
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3779
        exit(1);
3780
    }
3781

    
3782
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3783
        exit(1);
3784
    }
3785
#endif
3786

    
3787
    if (machine == NULL) {
3788
        fprintf(stderr, "No machine found.\n");
3789
        exit(1);
3790
    }
3791

    
3792
    if (machine->hw_version) {
3793
        qemu_set_version(machine->hw_version);
3794
    }
3795

    
3796
    if (qemu_opts_foreach(qemu_find_opts("object"),
3797
                          object_create, NULL, 0) != 0) {
3798
        exit(1);
3799
    }
3800

    
3801
    /* Init CPU def lists, based on config
3802
     * - Must be called after all the qemu_read_config_file() calls
3803
     * - Must be called before list_cpus()
3804
     * - Must be called before machine->init()
3805
     */
3806
    cpudef_init();
3807

    
3808
    if (cpu_model && is_help_option(cpu_model)) {
3809
        list_cpus(stdout, &fprintf, cpu_model);
3810
        exit(0);
3811
    }
3812

    
3813
    /* Open the logfile at this point, if necessary. We can't open the logfile
3814
     * when encountering either of the logging options (-d or -D) because the
3815
     * other one may be encountered later on the command line, changing the
3816
     * location or level of logging.
3817
     */
3818
    if (log_mask) {
3819
        if (log_file) {
3820
            set_cpu_log_filename(log_file);
3821
        }
3822
        set_cpu_log(log_mask);
3823
    }
3824

    
3825
    if (!trace_backend_init(trace_events, trace_file)) {
3826
        exit(1);
3827
    }
3828

    
3829
    /* If no data_dir is specified then try to find it relative to the
3830
       executable path.  */
3831
    if (!data_dir) {
3832
        data_dir = os_find_datadir(argv[0]);
3833
    }
3834
    /* If all else fails use the install path specified when building. */
3835
    if (!data_dir) {
3836
        data_dir = CONFIG_QEMU_DATADIR;
3837
    }
3838

    
3839
    /*
3840
     * Default to max_cpus = smp_cpus, in case the user doesn't
3841
     * specify a max_cpus value.
3842
     */
3843
    if (!max_cpus)
3844
        max_cpus = smp_cpus;
3845

    
3846
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3847
    if (smp_cpus > machine->max_cpus) {
3848
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3849
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
3850
                machine->max_cpus);
3851
        exit(1);
3852
    }
3853

    
3854
    /*
3855
     * Get the default machine options from the machine if it is not already
3856
     * specified either by the configuration file or by the command line.
3857
     */
3858
    if (machine->default_machine_opts) {
3859
        qemu_opts_set_defaults(qemu_find_opts("machine"),
3860
                               machine->default_machine_opts, 0);
3861
    }
3862

    
3863
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3864
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3865

    
3866
    if (machine->no_serial) {
3867
        default_serial = 0;
3868
    }
3869
    if (machine->no_parallel) {
3870
        default_parallel = 0;
3871
    }
3872
    if (!machine->use_virtcon) {
3873
        default_virtcon = 0;
3874
    }
3875
    if (!machine->use_sclp) {
3876
        default_sclp = 0;
3877
    }
3878
    if (machine->no_floppy) {
3879
        default_floppy = 0;
3880
    }
3881
    if (machine->no_cdrom) {
3882
        default_cdrom = 0;
3883
    }
3884
    if (machine->no_sdcard) {
3885
        default_sdcard = 0;
3886
    }
3887

    
3888
    if (is_daemonized()) {
3889
        /* According to documentation and historically, -nographic redirects
3890
         * serial port, parallel port and monitor to stdio, which does not work
3891
         * with -daemonize.  We can redirect these to null instead, but since
3892
         * -nographic is legacy, let's just error out.
3893
         * We disallow -nographic only if all other ports are not redirected
3894
         * explicitly, to not break existing legacy setups which uses
3895
         * -nographic _and_ redirects all ports explicitly - this is valid
3896
         * usage, -nographic is just a no-op in this case.
3897
         */
3898
        if (display_type == DT_NOGRAPHIC
3899
            && (default_parallel || default_serial
3900
                || default_monitor || default_virtcon)) {
3901
            fprintf(stderr, "-nographic can not be used with -daemonize\n");
3902
            exit(1);
3903
        }
3904
#ifdef CONFIG_CURSES
3905
        if (display_type == DT_CURSES) {
3906
            fprintf(stderr, "curses display can not be used with -daemonize\n");
3907
            exit(1);
3908
        }
3909
#endif
3910
    }
3911

    
3912
    if (display_type == DT_NOGRAPHIC) {
3913
        if (default_parallel)
3914
            add_device_config(DEV_PARALLEL, "null");
3915
        if (default_serial && default_monitor) {
3916
            add_device_config(DEV_SERIAL, "mon:stdio");
3917
        } else if (default_virtcon && default_monitor) {
3918
            add_device_config(DEV_VIRTCON, "mon:stdio");
3919
        } else if (default_sclp && default_monitor) {
3920
            add_device_config(DEV_SCLP, "mon:stdio");
3921
        } else {
3922
            if (default_serial)
3923
                add_device_config(DEV_SERIAL, "stdio");
3924
            if (default_virtcon)
3925
                add_device_config(DEV_VIRTCON, "stdio");
3926
            if (default_sclp) {
3927
                add_device_config(DEV_SCLP, "stdio");
3928
            }
3929
            if (default_monitor)
3930
                monitor_parse("stdio", "readline");
3931
        }
3932
    } else {
3933
        if (default_serial)
3934
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
3935
        if (default_parallel)
3936
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3937
        if (default_monitor)
3938
            monitor_parse("vc:80Cx24C", "readline");
3939
        if (default_virtcon)
3940
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3941
        if (default_sclp) {
3942
            add_device_config(DEV_SCLP, "vc:80Cx24C");
3943
        }
3944
    }
3945

    
3946
    socket_init();
3947

    
3948
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
3949
        exit(1);
3950
#ifdef CONFIG_VIRTFS
3951
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
3952
        exit(1);
3953
    }
3954
#endif
3955

    
3956
    os_daemonize();
3957

    
3958
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
3959
        os_pidfile_error();
3960
        exit(1);
3961
    }
3962

    
3963
    /* init the memory */
3964
    if (ram_size == 0) {
3965
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3966
    }
3967

    
3968
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
3969
        != 0) {
3970
        exit(0);
3971
    }
3972

    
3973
    configure_accelerator();
3974

    
3975
    machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
3976
    if (machine_opts) {
3977
        kernel_filename = qemu_opt_get(machine_opts, "kernel");
3978
        initrd_filename = qemu_opt_get(machine_opts, "initrd");
3979
        kernel_cmdline = qemu_opt_get(machine_opts, "append");
3980
    } else {
3981
        kernel_filename = initrd_filename = kernel_cmdline = NULL;
3982
    }
3983

    
3984
    if (!kernel_cmdline) {
3985
        kernel_cmdline = "";
3986
    }
3987

    
3988
    linux_boot = (kernel_filename != NULL);
3989

    
3990
    if (!linux_boot && *kernel_cmdline != '\0') {
3991
        fprintf(stderr, "-append only allowed with -kernel option\n");
3992
        exit(1);
3993
    }
3994

    
3995
    if (!linux_boot && initrd_filename != NULL) {
3996
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
3997
        exit(1);
3998
    }
3999

    
4000
    if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
4001
        fprintf(stderr, "-dtb only allowed with -kernel option\n");
4002
        exit(1);
4003
    }
4004

    
4005
    os_set_line_buffering();
4006

    
4007
    qemu_init_cpu_loop();
4008
    qemu_mutex_lock_iothread();
4009

    
4010
#ifdef CONFIG_SPICE
4011
    /* spice needs the timers to be initialized by this point */
4012
    qemu_spice_init();
4013
#endif
4014

    
4015
    if (icount_option && (kvm_enabled() || xen_enabled())) {
4016
        fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4017
        exit(1);
4018
    }
4019
    configure_icount(icount_option);
4020

    
4021
    /* clean up network at qemu process termination */
4022
    atexit(&net_cleanup);
4023

    
4024
    if (net_init_clients() < 0) {
4025
        exit(1);
4026
    }
4027

    
4028
    /* init the bluetooth world */
4029
    if (foreach_device_config(DEV_BT, bt_parse))
4030
        exit(1);
4031

    
4032
    if (!xen_enabled()) {
4033
        /* On 32-bit hosts, QEMU is limited by virtual address space */
4034
        if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4035
            fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4036
            exit(1);
4037
        }
4038
    }
4039

    
4040
    cpu_exec_init_all();
4041

    
4042
    bdrv_init_with_whitelist();
4043

    
4044
    blk_mig_init();
4045

    
4046
    /* open the virtual block devices */
4047
    if (snapshot)
4048
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4049
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4050
                          &machine->block_default_type, 1) != 0) {
4051
        exit(1);
4052
    }
4053

    
4054
    default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4055
                  CDROM_OPTS);
4056
    default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4057
    default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4058

    
4059
    register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
4060

    
4061
    if (nb_numa_nodes > 0) {
4062
        int i;
4063

    
4064
        if (nb_numa_nodes > MAX_NODES) {
4065
            nb_numa_nodes = MAX_NODES;
4066
        }
4067

    
4068
        /* If no memory size if given for any node, assume the default case
4069
         * and distribute the available memory equally across all nodes
4070
         */
4071
        for (i = 0; i < nb_numa_nodes; i++) {
4072
            if (node_mem[i] != 0)
4073
                break;
4074
        }
4075
        if (i == nb_numa_nodes) {
4076
            uint64_t usedmem = 0;
4077

    
4078
            /* On Linux, the each node's border has to be 8MB aligned,
4079
             * the final node gets the rest.
4080
             */
4081
            for (i = 0; i < nb_numa_nodes - 1; i++) {
4082
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4083
                usedmem += node_mem[i];
4084
            }
4085
            node_mem[i] = ram_size - usedmem;
4086
        }
4087

    
4088
        for (i = 0; i < nb_numa_nodes; i++) {
4089
            if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
4090
                break;
4091
            }
4092
        }
4093
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
4094
         * must cope with this anyway, because there are BIOSes out there in
4095
         * real machines which also use this scheme.
4096
         */
4097
        if (i == nb_numa_nodes) {
4098
            for (i = 0; i < max_cpus; i++) {
4099
                set_bit(i, node_cpumask[i % nb_numa_nodes]);
4100
            }
4101
        }
4102
    }
4103

    
4104
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4105
        exit(1);
4106
    }
4107

    
4108
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4109
        exit(1);
4110
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4111
        exit(1);
4112
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4113
        exit(1);
4114
    if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4115
        exit(1);
4116
    }
4117
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4118
        exit(1);
4119

    
4120
    /* If no default VGA is requested, the default is "none".  */
4121
    if (default_vga) {
4122
        if (cirrus_vga_available()) {
4123
            vga_model = "cirrus";
4124
        } else if (vga_available()) {
4125
            vga_model = "std";
4126
        }
4127
    }
4128
    select_vgahw(vga_model);
4129

    
4130
    if (watchdog) {
4131
        i = select_watchdog(watchdog);
4132
        if (i > 0)
4133
            exit (i == 1 ? 1 : 0);
4134
    }
4135

    
4136
    if (machine->compat_props) {
4137
        qdev_prop_register_global_list(machine->compat_props);
4138
    }
4139
    qemu_add_globals();
4140

    
4141
    qdev_machine_init();
4142

    
4143
    QEMUMachineInitArgs args = { .ram_size = ram_size,
4144
                                 .boot_device = (boot_devices[0] == '\0') ?
4145
                                                machine->boot_order :
4146
                                                boot_devices,
4147
                                 .kernel_filename = kernel_filename,
4148
                                 .kernel_cmdline = kernel_cmdline,
4149
                                 .initrd_filename = initrd_filename,
4150
                                 .cpu_model = cpu_model };
4151
    machine->init(&args);
4152

    
4153
    cpu_synchronize_all_post_init();
4154

    
4155
    set_numa_modes();
4156

    
4157
    current_machine = machine;
4158

    
4159
    /* init USB devices */
4160
    if (usb_enabled(false)) {
4161
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
4162
            exit(1);
4163
    }
4164

    
4165
    /* init generic devices */
4166
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4167
        exit(1);
4168

    
4169
    net_check_clients();
4170

    
4171
    /* just use the first displaystate for the moment */
4172
    ds = get_displaystate();
4173

    
4174
    if (using_spice)
4175
        display_remote++;
4176
    if (display_type == DT_DEFAULT && !display_remote) {
4177
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4178
        display_type = DT_SDL;
4179
#elif defined(CONFIG_VNC)
4180
        vnc_display = "localhost:0,to=99";
4181
        show_vnc_port = 1;
4182
#else
4183
        display_type = DT_NONE;
4184
#endif
4185
    }
4186

    
4187

    
4188
    /* init local displays */
4189
    switch (display_type) {
4190
    case DT_NOGRAPHIC:
4191
        break;
4192
#if defined(CONFIG_CURSES)
4193
    case DT_CURSES:
4194
        curses_display_init(ds, full_screen);
4195
        break;
4196
#endif
4197
#if defined(CONFIG_SDL)
4198
    case DT_SDL:
4199
        sdl_display_init(ds, full_screen, no_frame);
4200
        break;
4201
#elif defined(CONFIG_COCOA)
4202
    case DT_SDL:
4203
        cocoa_display_init(ds, full_screen);
4204
        break;
4205
#endif
4206
    default:
4207
        break;
4208
    }
4209

    
4210
    /* must be after terminal init, SDL library changes signal handlers */
4211
    os_setup_signal_handling();
4212

    
4213
#ifdef CONFIG_VNC
4214
    /* init remote displays */
4215
    if (vnc_display) {
4216
        Error *local_err = NULL;
4217
        vnc_display_init(ds);
4218
        vnc_display_open(ds, vnc_display, &local_err);
4219
        if (local_err != NULL) {
4220
            fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
4221
                    vnc_display, error_get_pretty(local_err));
4222
            error_free(local_err);
4223
            exit(1);
4224
        }
4225

    
4226
        if (show_vnc_port) {
4227
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4228
        }
4229
    }
4230
#endif
4231
#ifdef CONFIG_SPICE
4232
    if (using_spice && !qxl_enabled) {
4233
        qemu_spice_display_init(ds);
4234
    }
4235
#endif
4236

    
4237
    /* display setup */
4238
    text_consoles_set_display(ds);
4239

    
4240
    if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4241
        exit(1);
4242
    }
4243

    
4244
    qdev_machine_creation_done();
4245

    
4246
    if (rom_load_all() != 0) {
4247
        fprintf(stderr, "rom loading failed\n");
4248
        exit(1);
4249
    }
4250

    
4251
    /* TODO: once all bus devices are qdevified, this should be done
4252
     * when bus is created by qdev.c */
4253
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4254
    qemu_run_machine_init_done_notifiers();
4255

    
4256
    qemu_system_reset(VMRESET_SILENT);
4257
    if (loadvm) {
4258
        if (load_vmstate(loadvm) < 0) {
4259
            autostart = 0;
4260
        }
4261
    }
4262

    
4263
    if (incoming) {
4264
        Error *local_err = NULL;
4265
        qemu_start_incoming_migration(incoming, &local_err);
4266
        if (local_err) {
4267
            fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
4268
            error_free(local_err);
4269
            exit(1);
4270
        }
4271
    } else if (autostart) {
4272
        vm_start();
4273
    }
4274

    
4275
    os_setup_post();
4276

    
4277
    resume_all_vcpus();
4278
    main_loop();
4279
    bdrv_close_all();
4280
    pause_all_vcpus();
4281
    res_free();
4282

    
4283
    return 0;
4284
}