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/*
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 * QEMU System Emulator
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 *
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 * Copyright (c) 2003-2008 Fabrice Bellard
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a copy
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 * of this software and associated documentation files (the "Software"), to deal
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 * in the Software without restriction, including without limitation the rights
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 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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 * copies of the Software, and to permit persons to whom the Software is
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 * furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included in
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 * all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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 * THE SOFTWARE.
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 */
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#include <unistd.h>
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#include <fcntl.h>
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#include <signal.h>
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#include <time.h>
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#include <errno.h>
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#include <sys/time.h>
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#include <zlib.h>
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#include "qemu/bitmap.h"
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/* Needed early for CONFIG_BSD etc. */
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#include "config-host.h"
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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
59
#else
60
#ifdef __linux__
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#include <malloc.h>
62

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

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

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

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

    
92
#ifdef _WIN32
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#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
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#undef main
111
#define main qemu_main
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#endif /* CONFIG_COCOA */
113

    
114
#include <glib.h>
115

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

    
158
#include "disas/disas.h"
159

    
160
#include "qemu/sockets.h"
161

    
162
#include "slirp/libslirp.h"
163

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

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

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

    
177
#define DEFAULT_RAM_SIZE 128
178

    
179
#define MAX_VIRTIO_CONSOLES 1
180
#define MAX_SCLP_CONSOLES 1
181

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

    
242
typedef struct FWBootEntry FWBootEntry;
243

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

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

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

    
258
uint8_t qemu_uuid[16];
259

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

    
263
static NotifierList exit_notifiers =
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    NOTIFIER_LIST_INITIALIZER(exit_notifiers);
265

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    
555
static RunState current_run_state = RUN_STATE_PRELAUNCH;
556

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

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

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

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

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

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

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

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

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

    
588
    { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
589

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

    
600
    { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
601

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

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

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

    
613
    { RUN_STATE_MAX, RUN_STATE_MAX },
614
};
615

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

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

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

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

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

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

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

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

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

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

    
662
    return info;
663
}
664

    
665
int64_t qmp_query_cpu_max(Error **errp)
666
{
667
    return current_machine->max_cpus;
668
}
669

    
670
/***********************************************************/
671
/* real time host monotonic timer */
672

    
673
/***********************************************************/
674
/* host time/date access */
675
void qemu_get_timedate(struct tm *tm, int offset)
676
{
677
    time_t ti;
678

    
679
    time(&ti);
680
    ti += offset;
681
    if (rtc_date_offset == -1) {
682
        if (rtc_utc)
683
            gmtime_r(&ti, tm);
684
        else
685
            localtime_r(&ti, tm);
686
    } else {
687
        ti -= rtc_date_offset;
688
        gmtime_r(&ti, tm);
689
    }
690
}
691

    
692
int qemu_timedate_diff(struct tm *tm)
693
{
694
    time_t seconds;
695

    
696
    if (rtc_date_offset == -1)
697
        if (rtc_utc)
698
            seconds = mktimegm(tm);
699
        else {
700
            struct tm tmp = *tm;
701
            tmp.tm_isdst = -1; /* use timezone to figure it out */
702
            seconds = mktime(&tmp);
703
        }
704
    else
705
        seconds = mktimegm(tm) + rtc_date_offset;
706

    
707
    return seconds - time(NULL);
708
}
709

    
710
void rtc_change_mon_event(struct tm *tm)
711
{
712
    QObject *data;
713

    
714
    data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
715
    monitor_protocol_event(QEVENT_RTC_CHANGE, data);
716
    qobject_decref(data);
717
}
718

    
719
static void configure_rtc_date_offset(const char *startdate, int legacy)
720
{
721
    time_t rtc_start_date;
722
    struct tm tm;
723

    
724
    if (!strcmp(startdate, "now") && legacy) {
725
        rtc_date_offset = -1;
726
    } else {
727
        if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
728
                   &tm.tm_year,
729
                   &tm.tm_mon,
730
                   &tm.tm_mday,
731
                   &tm.tm_hour,
732
                   &tm.tm_min,
733
                   &tm.tm_sec) == 6) {
734
            /* OK */
735
        } else if (sscanf(startdate, "%d-%d-%d",
736
                          &tm.tm_year,
737
                          &tm.tm_mon,
738
                          &tm.tm_mday) == 3) {
739
            tm.tm_hour = 0;
740
            tm.tm_min = 0;
741
            tm.tm_sec = 0;
742
        } else {
743
            goto date_fail;
744
        }
745
        tm.tm_year -= 1900;
746
        tm.tm_mon--;
747
        rtc_start_date = mktimegm(&tm);
748
        if (rtc_start_date == -1) {
749
        date_fail:
750
            fprintf(stderr, "Invalid date format. Valid formats are:\n"
751
                            "'2006-06-17T16:01:21' or '2006-06-17'\n");
752
            exit(1);
753
        }
754
        rtc_date_offset = time(NULL) - rtc_start_date;
755
    }
756
}
757

    
758
static void configure_rtc(QemuOpts *opts)
759
{
760
    const char *value;
761

    
762
    value = qemu_opt_get(opts, "base");
763
    if (value) {
764
        if (!strcmp(value, "utc")) {
765
            rtc_utc = 1;
766
        } else if (!strcmp(value, "localtime")) {
767
            rtc_utc = 0;
768
        } else {
769
            configure_rtc_date_offset(value, 0);
770
        }
771
    }
772
    value = qemu_opt_get(opts, "clock");
773
    if (value) {
774
        if (!strcmp(value, "host")) {
775
            rtc_clock = host_clock;
776
        } else if (!strcmp(value, "rt")) {
777
            rtc_clock = rt_clock;
778
        } else if (!strcmp(value, "vm")) {
779
            rtc_clock = vm_clock;
780
        } else {
781
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
782
            exit(1);
783
        }
784
    }
785
    value = qemu_opt_get(opts, "driftfix");
786
    if (value) {
787
        if (!strcmp(value, "slew")) {
788
            static GlobalProperty slew_lost_ticks[] = {
789
                {
790
                    .driver   = "mc146818rtc",
791
                    .property = "lost_tick_policy",
792
                    .value    = "slew",
793
                },
794
                { /* end of list */ }
795
            };
796

    
797
            qdev_prop_register_global_list(slew_lost_ticks);
798
        } else if (!strcmp(value, "none")) {
799
            /* discard is default */
800
        } else {
801
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
802
            exit(1);
803
        }
804
    }
805
}
806

    
807
/***********************************************************/
808
/* Bluetooth support */
809
static int nb_hcis;
810
static int cur_hci;
811
static struct HCIInfo *hci_table[MAX_NICS];
812

    
813
static struct bt_vlan_s {
814
    struct bt_scatternet_s net;
815
    int id;
816
    struct bt_vlan_s *next;
817
} *first_bt_vlan;
818

    
819
/* find or alloc a new bluetooth "VLAN" */
820
static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
821
{
822
    struct bt_vlan_s **pvlan, *vlan;
823
    for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
824
        if (vlan->id == id)
825
            return &vlan->net;
826
    }
827
    vlan = g_malloc0(sizeof(struct bt_vlan_s));
828
    vlan->id = id;
829
    pvlan = &first_bt_vlan;
830
    while (*pvlan != NULL)
831
        pvlan = &(*pvlan)->next;
832
    *pvlan = vlan;
833
    return &vlan->net;
834
}
835

    
836
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
837
{
838
}
839

    
840
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
841
{
842
    return -ENOTSUP;
843
}
844

    
845
static struct HCIInfo null_hci = {
846
    .cmd_send = null_hci_send,
847
    .sco_send = null_hci_send,
848
    .acl_send = null_hci_send,
849
    .bdaddr_set = null_hci_addr_set,
850
};
851

    
852
struct HCIInfo *qemu_next_hci(void)
853
{
854
    if (cur_hci == nb_hcis)
855
        return &null_hci;
856

    
857
    return hci_table[cur_hci++];
858
}
859

    
860
static struct HCIInfo *hci_init(const char *str)
861
{
862
    char *endp;
863
    struct bt_scatternet_s *vlan = 0;
864

    
865
    if (!strcmp(str, "null"))
866
        /* null */
867
        return &null_hci;
868
    else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
869
        /* host[:hciN] */
870
        return bt_host_hci(str[4] ? str + 5 : "hci0");
871
    else if (!strncmp(str, "hci", 3)) {
872
        /* hci[,vlan=n] */
873
        if (str[3]) {
874
            if (!strncmp(str + 3, ",vlan=", 6)) {
875
                vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
876
                if (*endp)
877
                    vlan = 0;
878
            }
879
        } else
880
            vlan = qemu_find_bt_vlan(0);
881
        if (vlan)
882
           return bt_new_hci(vlan);
883
    }
884

    
885
    fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
886

    
887
    return 0;
888
}
889

    
890
static int bt_hci_parse(const char *str)
891
{
892
    struct HCIInfo *hci;
893
    bdaddr_t bdaddr;
894

    
895
    if (nb_hcis >= MAX_NICS) {
896
        fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
897
        return -1;
898
    }
899

    
900
    hci = hci_init(str);
901
    if (!hci)
902
        return -1;
903

    
904
    bdaddr.b[0] = 0x52;
905
    bdaddr.b[1] = 0x54;
906
    bdaddr.b[2] = 0x00;
907
    bdaddr.b[3] = 0x12;
908
    bdaddr.b[4] = 0x34;
909
    bdaddr.b[5] = 0x56 + nb_hcis;
910
    hci->bdaddr_set(hci, bdaddr.b);
911

    
912
    hci_table[nb_hcis++] = hci;
913

    
914
    return 0;
915
}
916

    
917
static void bt_vhci_add(int vlan_id)
918
{
919
    struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
920

    
921
    if (!vlan->slave)
922
        fprintf(stderr, "qemu: warning: adding a VHCI to "
923
                        "an empty scatternet %i\n", vlan_id);
924

    
925
    bt_vhci_init(bt_new_hci(vlan));
926
}
927

    
928
static struct bt_device_s *bt_device_add(const char *opt)
929
{
930
    struct bt_scatternet_s *vlan;
931
    int vlan_id = 0;
932
    char *endp = strstr(opt, ",vlan=");
933
    int len = (endp ? endp - opt : strlen(opt)) + 1;
934
    char devname[10];
935

    
936
    pstrcpy(devname, MIN(sizeof(devname), len), opt);
937

    
938
    if (endp) {
939
        vlan_id = strtol(endp + 6, &endp, 0);
940
        if (*endp) {
941
            fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
942
            return 0;
943
        }
944
    }
945

    
946
    vlan = qemu_find_bt_vlan(vlan_id);
947

    
948
    if (!vlan->slave)
949
        fprintf(stderr, "qemu: warning: adding a slave device to "
950
                        "an empty scatternet %i\n", vlan_id);
951

    
952
    if (!strcmp(devname, "keyboard"))
953
        return bt_keyboard_init(vlan);
954

    
955
    fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
956
    return 0;
957
}
958

    
959
static int bt_parse(const char *opt)
960
{
961
    const char *endp, *p;
962
    int vlan;
963

    
964
    if (strstart(opt, "hci", &endp)) {
965
        if (!*endp || *endp == ',') {
966
            if (*endp)
967
                if (!strstart(endp, ",vlan=", 0))
968
                    opt = endp + 1;
969

    
970
            return bt_hci_parse(opt);
971
       }
972
    } else if (strstart(opt, "vhci", &endp)) {
973
        if (!*endp || *endp == ',') {
974
            if (*endp) {
975
                if (strstart(endp, ",vlan=", &p)) {
976
                    vlan = strtol(p, (char **) &endp, 0);
977
                    if (*endp) {
978
                        fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
979
                        return 1;
980
                    }
981
                } else {
982
                    fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
983
                    return 1;
984
                }
985
            } else
986
                vlan = 0;
987

    
988
            bt_vhci_add(vlan);
989
            return 0;
990
        }
991
    } else if (strstart(opt, "device:", &endp))
992
        return !bt_device_add(endp);
993

    
994
    fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
995
    return 1;
996
}
997

    
998
static int parse_sandbox(QemuOpts *opts, void *opaque)
999
{
1000
    /* FIXME: change this to true for 1.3 */
1001
    if (qemu_opt_get_bool(opts, "enable", false)) {
1002
#ifdef CONFIG_SECCOMP
1003
        if (seccomp_start() < 0) {
1004
            qerror_report(ERROR_CLASS_GENERIC_ERROR,
1005
                          "failed to install seccomp syscall filter in the kernel");
1006
            return -1;
1007
        }
1008
#else
1009
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1010
                      "sandboxing request but seccomp is not compiled into this build");
1011
        return -1;
1012
#endif
1013
    }
1014

    
1015
    return 0;
1016
}
1017

    
1018
/*********QEMU USB setting******/
1019
bool usb_enabled(bool default_usb)
1020
{
1021
    QemuOpts *mach_opts;
1022
    mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
1023
    if (mach_opts) {
1024
        return qemu_opt_get_bool(mach_opts, "usb", default_usb);
1025
    }
1026
    return default_usb;
1027
}
1028

    
1029
#ifndef _WIN32
1030
static int parse_add_fd(QemuOpts *opts, void *opaque)
1031
{
1032
    int fd, dupfd, flags;
1033
    int64_t fdset_id;
1034
    const char *fd_opaque = NULL;
1035

    
1036
    fd = qemu_opt_get_number(opts, "fd", -1);
1037
    fdset_id = qemu_opt_get_number(opts, "set", -1);
1038
    fd_opaque = qemu_opt_get(opts, "opaque");
1039

    
1040
    if (fd < 0) {
1041
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1042
                      "fd option is required and must be non-negative");
1043
        return -1;
1044
    }
1045

    
1046
    if (fd <= STDERR_FILENO) {
1047
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1048
                      "fd cannot be a standard I/O stream");
1049
        return -1;
1050
    }
1051

    
1052
    /*
1053
     * All fds inherited across exec() necessarily have FD_CLOEXEC
1054
     * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1055
     */
1056
    flags = fcntl(fd, F_GETFD);
1057
    if (flags == -1 || (flags & FD_CLOEXEC)) {
1058
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1059
                      "fd is not valid or already in use");
1060
        return -1;
1061
    }
1062

    
1063
    if (fdset_id < 0) {
1064
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1065
                      "set option is required and must be non-negative");
1066
        return -1;
1067
    }
1068

    
1069
#ifdef F_DUPFD_CLOEXEC
1070
    dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1071
#else
1072
    dupfd = dup(fd);
1073
    if (dupfd != -1) {
1074
        qemu_set_cloexec(dupfd);
1075
    }
1076
#endif
1077
    if (dupfd == -1) {
1078
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1079
                      "Error duplicating fd: %s", strerror(errno));
1080
        return -1;
1081
    }
1082

    
1083
    /* add the duplicate fd, and optionally the opaque string, to the fd set */
1084
    monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1085
                         fd_opaque, NULL);
1086

    
1087
    return 0;
1088
}
1089

    
1090
static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1091
{
1092
    int fd;
1093

    
1094
    fd = qemu_opt_get_number(opts, "fd", -1);
1095
    close(fd);
1096

    
1097
    return 0;
1098
}
1099
#endif
1100

    
1101
/***********************************************************/
1102
/* QEMU Block devices */
1103

    
1104
#define HD_OPTS "media=disk"
1105
#define CDROM_OPTS "media=cdrom"
1106
#define FD_OPTS ""
1107
#define PFLASH_OPTS ""
1108
#define MTD_OPTS ""
1109
#define SD_OPTS ""
1110

    
1111
static int drive_init_func(QemuOpts *opts, void *opaque)
1112
{
1113
    BlockInterfaceType *block_default_type = opaque;
1114

    
1115
    return drive_init(opts, *block_default_type) == NULL;
1116
}
1117

    
1118
static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1119
{
1120
    if (NULL == qemu_opt_get(opts, "snapshot")) {
1121
        qemu_opt_set(opts, "snapshot", "on");
1122
    }
1123
    return 0;
1124
}
1125

    
1126
static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1127
                          int index, const char *optstr)
1128
{
1129
    QemuOpts *opts;
1130

    
1131
    if (!enable || drive_get_by_index(type, index)) {
1132
        return;
1133
    }
1134

    
1135
    opts = drive_add(type, index, NULL, optstr);
1136
    if (snapshot) {
1137
        drive_enable_snapshot(opts, NULL);
1138
    }
1139
    if (!drive_init(opts, type)) {
1140
        exit(1);
1141
    }
1142
}
1143

    
1144
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1145
{
1146
    boot_set_handler = func;
1147
    boot_set_opaque = opaque;
1148
}
1149

    
1150
int qemu_boot_set(const char *boot_devices)
1151
{
1152
    if (!boot_set_handler) {
1153
        return -EINVAL;
1154
    }
1155
    return boot_set_handler(boot_set_opaque, boot_devices);
1156
}
1157

    
1158
static void validate_bootdevices(char *devices)
1159
{
1160
    /* We just do some generic consistency checks */
1161
    const char *p;
1162
    int bitmap = 0;
1163

    
1164
    for (p = devices; *p != '\0'; p++) {
1165
        /* Allowed boot devices are:
1166
         * a-b: floppy disk drives
1167
         * c-f: IDE disk drives
1168
         * g-m: machine implementation dependent drives
1169
         * n-p: network devices
1170
         * It's up to each machine implementation to check if the given boot
1171
         * devices match the actual hardware implementation and firmware
1172
         * features.
1173
         */
1174
        if (*p < 'a' || *p > 'p') {
1175
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
1176
            exit(1);
1177
        }
1178
        if (bitmap & (1 << (*p - 'a'))) {
1179
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1180
            exit(1);
1181
        }
1182
        bitmap |= 1 << (*p - 'a');
1183
    }
1184
}
1185

    
1186
static void restore_boot_devices(void *opaque)
1187
{
1188
    char *standard_boot_devices = opaque;
1189
    static int first = 1;
1190

    
1191
    /* Restore boot order and remove ourselves after the first boot */
1192
    if (first) {
1193
        first = 0;
1194
        return;
1195
    }
1196

    
1197
    qemu_boot_set(standard_boot_devices);
1198

    
1199
    qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
1200
    g_free(standard_boot_devices);
1201
}
1202

    
1203
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1204
                          const char *suffix)
1205
{
1206
    FWBootEntry *node, *i;
1207

    
1208
    if (bootindex < 0) {
1209
        return;
1210
    }
1211

    
1212
    assert(dev != NULL || suffix != NULL);
1213

    
1214
    node = g_malloc0(sizeof(FWBootEntry));
1215
    node->bootindex = bootindex;
1216
    node->suffix = suffix ? g_strdup(suffix) : NULL;
1217
    node->dev = dev;
1218

    
1219
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1220
        if (i->bootindex == bootindex) {
1221
            fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1222
            exit(1);
1223
        } else if (i->bootindex < bootindex) {
1224
            continue;
1225
        }
1226
        QTAILQ_INSERT_BEFORE(i, node, link);
1227
        return;
1228
    }
1229
    QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1230
}
1231

    
1232
/*
1233
 * This function returns null terminated string that consist of new line
1234
 * separated device paths.
1235
 *
1236
 * memory pointed by "size" is assigned total length of the array in bytes
1237
 *
1238
 */
1239
char *get_boot_devices_list(size_t *size)
1240
{
1241
    FWBootEntry *i;
1242
    size_t total = 0;
1243
    char *list = NULL;
1244

    
1245
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1246
        char *devpath = NULL, *bootpath;
1247
        size_t len;
1248

    
1249
        if (i->dev) {
1250
            devpath = qdev_get_fw_dev_path(i->dev);
1251
            assert(devpath);
1252
        }
1253

    
1254
        if (i->suffix && devpath) {
1255
            size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1256

    
1257
            bootpath = g_malloc(bootpathlen);
1258
            snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1259
            g_free(devpath);
1260
        } else if (devpath) {
1261
            bootpath = devpath;
1262
        } else {
1263
            assert(i->suffix);
1264
            bootpath = g_strdup(i->suffix);
1265
        }
1266

    
1267
        if (total) {
1268
            list[total-1] = '\n';
1269
        }
1270
        len = strlen(bootpath) + 1;
1271
        list = g_realloc(list, total + len);
1272
        memcpy(&list[total], bootpath, len);
1273
        total += len;
1274
        g_free(bootpath);
1275
    }
1276

    
1277
    *size = total;
1278

    
1279
    if (boot_strict && *size > 0) {
1280
        list[total-1] = '\n';
1281
        list = g_realloc(list, total + 5);
1282
        memcpy(&list[total], "HALT", 5);
1283
        *size = total + 5;
1284
    }
1285
    return list;
1286
}
1287

    
1288
static void numa_node_parse_cpus(int nodenr, const char *cpus)
1289
{
1290
    char *endptr;
1291
    unsigned long long value, endvalue;
1292

    
1293
    /* Empty CPU range strings will be considered valid, they will simply
1294
     * not set any bit in the CPU bitmap.
1295
     */
1296
    if (!*cpus) {
1297
        return;
1298
    }
1299

    
1300
    if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1301
        goto error;
1302
    }
1303
    if (*endptr == '-') {
1304
        if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1305
            goto error;
1306
        }
1307
    } else if (*endptr == '\0') {
1308
        endvalue = value;
1309
    } else {
1310
        goto error;
1311
    }
1312

    
1313
    if (endvalue >= MAX_CPUMASK_BITS) {
1314
        endvalue = MAX_CPUMASK_BITS - 1;
1315
        fprintf(stderr,
1316
            "qemu: NUMA: A max of %d VCPUs are supported\n",
1317
             MAX_CPUMASK_BITS);
1318
    }
1319

    
1320
    if (endvalue < value) {
1321
        goto error;
1322
    }
1323

    
1324
    bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1325
    return;
1326

    
1327
error:
1328
    fprintf(stderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1329
    exit(1);
1330
}
1331

    
1332
static void numa_add(const char *optarg)
1333
{
1334
    char option[128];
1335
    char *endptr;
1336
    unsigned long long nodenr;
1337

    
1338
    optarg = get_opt_name(option, 128, optarg, ',');
1339
    if (*optarg == ',') {
1340
        optarg++;
1341
    }
1342
    if (!strcmp(option, "node")) {
1343

    
1344
        if (nb_numa_nodes >= MAX_NODES) {
1345
            fprintf(stderr, "qemu: too many NUMA nodes\n");
1346
            exit(1);
1347
        }
1348

    
1349
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1350
            nodenr = nb_numa_nodes;
1351
        } else {
1352
            if (parse_uint_full(option, &nodenr, 10) < 0) {
1353
                fprintf(stderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1354
                exit(1);
1355
            }
1356
        }
1357

    
1358
        if (nodenr >= MAX_NODES) {
1359
            fprintf(stderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1360
            exit(1);
1361
        }
1362

    
1363
        if (get_param_value(option, 128, "mem", optarg) == 0) {
1364
            node_mem[nodenr] = 0;
1365
        } else {
1366
            int64_t sval;
1367
            sval = strtosz(option, &endptr);
1368
            if (sval < 0 || *endptr) {
1369
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1370
                exit(1);
1371
            }
1372
            node_mem[nodenr] = sval;
1373
        }
1374
        if (get_param_value(option, 128, "cpus", optarg) != 0) {
1375
            numa_node_parse_cpus(nodenr, option);
1376
        }
1377
        nb_numa_nodes++;
1378
    } else {
1379
        fprintf(stderr, "Invalid -numa option: %s\n", option);
1380
        exit(1);
1381
    }
1382
}
1383

    
1384
static void smp_parse(const char *optarg)
1385
{
1386
    int smp, sockets = 0, threads = 0, cores = 0;
1387
    char *endptr;
1388
    char option[128];
1389

    
1390
    smp = strtoul(optarg, &endptr, 10);
1391
    if (endptr != optarg) {
1392
        if (*endptr == ',') {
1393
            endptr++;
1394
        }
1395
    }
1396
    if (get_param_value(option, 128, "sockets", endptr) != 0)
1397
        sockets = strtoull(option, NULL, 10);
1398
    if (get_param_value(option, 128, "cores", endptr) != 0)
1399
        cores = strtoull(option, NULL, 10);
1400
    if (get_param_value(option, 128, "threads", endptr) != 0)
1401
        threads = strtoull(option, NULL, 10);
1402
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1403
        max_cpus = strtoull(option, NULL, 10);
1404

    
1405
    /* compute missing values, prefer sockets over cores over threads */
1406
    if (smp == 0 || sockets == 0) {
1407
        sockets = sockets > 0 ? sockets : 1;
1408
        cores = cores > 0 ? cores : 1;
1409
        threads = threads > 0 ? threads : 1;
1410
        if (smp == 0) {
1411
            smp = cores * threads * sockets;
1412
        }
1413
    } else {
1414
        if (cores == 0) {
1415
            threads = threads > 0 ? threads : 1;
1416
            cores = smp / (sockets * threads);
1417
        } else {
1418
            threads = smp / (cores * sockets);
1419
        }
1420
    }
1421
    smp_cpus = smp;
1422
    smp_cores = cores > 0 ? cores : 1;
1423
    smp_threads = threads > 0 ? threads : 1;
1424
    if (max_cpus == 0)
1425
        max_cpus = smp_cpus;
1426
}
1427

    
1428
/***********************************************************/
1429
/* USB devices */
1430

    
1431
static int usb_device_add(const char *devname)
1432
{
1433
    const char *p;
1434
    USBDevice *dev = NULL;
1435

    
1436
    if (!usb_enabled(false)) {
1437
        return -1;
1438
    }
1439

    
1440
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
1441
    dev = usbdevice_create(devname);
1442
    if (dev)
1443
        goto done;
1444

    
1445
    /* the other ones */
1446
#ifndef CONFIG_LINUX
1447
    /* only the linux version is qdev-ified, usb-bsd still needs this */
1448
    if (strstart(devname, "host:", &p)) {
1449
        dev = usb_host_device_open(usb_bus_find(-1), p);
1450
    } else
1451
#endif
1452
    if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1453
        dev = usb_bt_init(usb_bus_find(-1),
1454
                          devname[2] ? hci_init(p)
1455
                                     : bt_new_hci(qemu_find_bt_vlan(0)));
1456
    } else {
1457
        return -1;
1458
    }
1459
    if (!dev)
1460
        return -1;
1461

    
1462
done:
1463
    return 0;
1464
}
1465

    
1466
static int usb_device_del(const char *devname)
1467
{
1468
    int bus_num, addr;
1469
    const char *p;
1470

    
1471
    if (strstart(devname, "host:", &p)) {
1472
        return -1;
1473
    }
1474

    
1475
    if (!usb_enabled(false)) {
1476
        return -1;
1477
    }
1478

    
1479
    p = strchr(devname, '.');
1480
    if (!p)
1481
        return -1;
1482
    bus_num = strtoul(devname, NULL, 0);
1483
    addr = strtoul(p + 1, NULL, 0);
1484

    
1485
    return usb_device_delete_addr(bus_num, addr);
1486
}
1487

    
1488
static int usb_parse(const char *cmdline)
1489
{
1490
    int r;
1491
    r = usb_device_add(cmdline);
1492
    if (r < 0) {
1493
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1494
    }
1495
    return r;
1496
}
1497

    
1498
void do_usb_add(Monitor *mon, const QDict *qdict)
1499
{
1500
    const char *devname = qdict_get_str(qdict, "devname");
1501
    if (usb_device_add(devname) < 0) {
1502
        error_report("could not add USB device '%s'", devname);
1503
    }
1504
}
1505

    
1506
void do_usb_del(Monitor *mon, const QDict *qdict)
1507
{
1508
    const char *devname = qdict_get_str(qdict, "devname");
1509
    if (usb_device_del(devname) < 0) {
1510
        error_report("could not delete USB device '%s'", devname);
1511
    }
1512
}
1513

    
1514
/***********************************************************/
1515
/* PCMCIA/Cardbus */
1516

    
1517
static struct pcmcia_socket_entry_s {
1518
    PCMCIASocket *socket;
1519
    struct pcmcia_socket_entry_s *next;
1520
} *pcmcia_sockets = 0;
1521

    
1522
void pcmcia_socket_register(PCMCIASocket *socket)
1523
{
1524
    struct pcmcia_socket_entry_s *entry;
1525

    
1526
    entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1527
    entry->socket = socket;
1528
    entry->next = pcmcia_sockets;
1529
    pcmcia_sockets = entry;
1530
}
1531

    
1532
void pcmcia_socket_unregister(PCMCIASocket *socket)
1533
{
1534
    struct pcmcia_socket_entry_s *entry, **ptr;
1535

    
1536
    ptr = &pcmcia_sockets;
1537
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1538
        if (entry->socket == socket) {
1539
            *ptr = entry->next;
1540
            g_free(entry);
1541
        }
1542
}
1543

    
1544
void pcmcia_info(Monitor *mon, const QDict *qdict)
1545
{
1546
    struct pcmcia_socket_entry_s *iter;
1547

    
1548
    if (!pcmcia_sockets)
1549
        monitor_printf(mon, "No PCMCIA sockets\n");
1550

    
1551
    for (iter = pcmcia_sockets; iter; iter = iter->next)
1552
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1553
                       iter->socket->attached ? iter->socket->card_string :
1554
                       "Empty");
1555
}
1556

    
1557
/***********************************************************/
1558
/* machine registration */
1559

    
1560
static QEMUMachine *first_machine = NULL;
1561
QEMUMachine *current_machine = NULL;
1562

    
1563
int qemu_register_machine(QEMUMachine *m)
1564
{
1565
    QEMUMachine **pm;
1566
    pm = &first_machine;
1567
    while (*pm != NULL)
1568
        pm = &(*pm)->next;
1569
    m->next = NULL;
1570
    *pm = m;
1571
    return 0;
1572
}
1573

    
1574
static QEMUMachine *find_machine(const char *name)
1575
{
1576
    QEMUMachine *m;
1577

    
1578
    for(m = first_machine; m != NULL; m = m->next) {
1579
        if (!strcmp(m->name, name))
1580
            return m;
1581
        if (m->alias && !strcmp(m->alias, name))
1582
            return m;
1583
    }
1584
    return NULL;
1585
}
1586

    
1587
QEMUMachine *find_default_machine(void)
1588
{
1589
    QEMUMachine *m;
1590

    
1591
    for(m = first_machine; m != NULL; m = m->next) {
1592
        if (m->is_default) {
1593
            return m;
1594
        }
1595
    }
1596
    return NULL;
1597
}
1598

    
1599
MachineInfoList *qmp_query_machines(Error **errp)
1600
{
1601
    MachineInfoList *mach_list = NULL;
1602
    QEMUMachine *m;
1603

    
1604
    for (m = first_machine; m; m = m->next) {
1605
        MachineInfoList *entry;
1606
        MachineInfo *info;
1607

    
1608
        info = g_malloc0(sizeof(*info));
1609
        if (m->is_default) {
1610
            info->has_is_default = true;
1611
            info->is_default = true;
1612
        }
1613

    
1614
        if (m->alias) {
1615
            info->has_alias = true;
1616
            info->alias = g_strdup(m->alias);
1617
        }
1618

    
1619
        info->name = g_strdup(m->name);
1620

    
1621
        entry = g_malloc0(sizeof(*entry));
1622
        entry->value = info;
1623
        entry->next = mach_list;
1624
        mach_list = entry;
1625
    }
1626

    
1627
    return mach_list;
1628
}
1629

    
1630
/***********************************************************/
1631
/* main execution loop */
1632

    
1633
static void gui_update(void *opaque)
1634
{
1635
    uint64_t interval = GUI_REFRESH_INTERVAL;
1636
    DisplayState *ds = opaque;
1637
    DisplayChangeListener *dcl;
1638

    
1639
    dpy_refresh(ds);
1640

    
1641
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1642
        if (dcl->gui_timer_interval &&
1643
            dcl->gui_timer_interval < interval)
1644
            interval = dcl->gui_timer_interval;
1645
    }
1646
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1647
}
1648

    
1649
void gui_setup_refresh(DisplayState *ds)
1650
{
1651
    DisplayChangeListener *dcl;
1652
    bool need_timer = false;
1653
    bool have_gfx = false;
1654
    bool have_text = false;
1655

    
1656
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1657
        if (dcl->ops->dpy_refresh != NULL) {
1658
            need_timer = true;
1659
        }
1660
        if (dcl->ops->dpy_gfx_update != NULL) {
1661
            have_gfx = true;
1662
        }
1663
        if (dcl->ops->dpy_text_update != NULL) {
1664
            have_text = true;
1665
        }
1666
    }
1667

    
1668
    if (need_timer && ds->gui_timer == NULL) {
1669
        ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
1670
        qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
1671
    }
1672
    if (!need_timer && ds->gui_timer != NULL) {
1673
        qemu_del_timer(ds->gui_timer);
1674
        qemu_free_timer(ds->gui_timer);
1675
        ds->gui_timer = NULL;
1676
    }
1677

    
1678
    ds->have_gfx = have_gfx;
1679
    ds->have_text = have_text;
1680
}
1681

    
1682
struct vm_change_state_entry {
1683
    VMChangeStateHandler *cb;
1684
    void *opaque;
1685
    QLIST_ENTRY (vm_change_state_entry) entries;
1686
};
1687

    
1688
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1689

    
1690
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1691
                                                     void *opaque)
1692
{
1693
    VMChangeStateEntry *e;
1694

    
1695
    e = g_malloc0(sizeof (*e));
1696

    
1697
    e->cb = cb;
1698
    e->opaque = opaque;
1699
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1700
    return e;
1701
}
1702

    
1703
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1704
{
1705
    QLIST_REMOVE (e, entries);
1706
    g_free (e);
1707
}
1708

    
1709
void vm_state_notify(int running, RunState state)
1710
{
1711
    VMChangeStateEntry *e;
1712

    
1713
    trace_vm_state_notify(running, state);
1714

    
1715
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1716
        e->cb(e->opaque, running, state);
1717
    }
1718
}
1719

    
1720
void vm_start(void)
1721
{
1722
    if (!runstate_is_running()) {
1723
        cpu_enable_ticks();
1724
        runstate_set(RUN_STATE_RUNNING);
1725
        vm_state_notify(1, RUN_STATE_RUNNING);
1726
        resume_all_vcpus();
1727
        monitor_protocol_event(QEVENT_RESUME, NULL);
1728
    }
1729
}
1730

    
1731
/* reset/shutdown handler */
1732

    
1733
typedef struct QEMUResetEntry {
1734
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1735
    QEMUResetHandler *func;
1736
    void *opaque;
1737
} QEMUResetEntry;
1738

    
1739
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1740
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1741
static int reset_requested;
1742
static int shutdown_requested, shutdown_signal = -1;
1743
static pid_t shutdown_pid;
1744
static int powerdown_requested;
1745
static int debug_requested;
1746
static int suspend_requested;
1747
static int wakeup_requested;
1748
static NotifierList powerdown_notifiers =
1749
    NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1750
static NotifierList suspend_notifiers =
1751
    NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1752
static NotifierList wakeup_notifiers =
1753
    NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1754
static uint32_t wakeup_reason_mask = ~0;
1755
static RunState vmstop_requested = RUN_STATE_MAX;
1756

    
1757
int qemu_shutdown_requested_get(void)
1758
{
1759
    return shutdown_requested;
1760
}
1761

    
1762
int qemu_reset_requested_get(void)
1763
{
1764
    return reset_requested;
1765
}
1766

    
1767
static int qemu_shutdown_requested(void)
1768
{
1769
    int r = shutdown_requested;
1770
    shutdown_requested = 0;
1771
    return r;
1772
}
1773

    
1774
static void qemu_kill_report(void)
1775
{
1776
    if (!qtest_enabled() && shutdown_signal != -1) {
1777
        fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1778
        if (shutdown_pid == 0) {
1779
            /* This happens for eg ^C at the terminal, so it's worth
1780
             * avoiding printing an odd message in that case.
1781
             */
1782
            fputc('\n', stderr);
1783
        } else {
1784
            fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1785
        }
1786
        shutdown_signal = -1;
1787
    }
1788
}
1789

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

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

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

    
1811
static int qemu_powerdown_requested(void)
1812
{
1813
    int r = powerdown_requested;
1814
    powerdown_requested = 0;
1815
    return r;
1816
}
1817

    
1818
static int qemu_debug_requested(void)
1819
{
1820
    int r = debug_requested;
1821
    debug_requested = 0;
1822
    return r;
1823
}
1824

    
1825
/* We use RUN_STATE_MAX but any invalid value will do */
1826
static bool qemu_vmstop_requested(RunState *r)
1827
{
1828
    if (vmstop_requested < RUN_STATE_MAX) {
1829
        *r = vmstop_requested;
1830
        vmstop_requested = RUN_STATE_MAX;
1831
        return true;
1832
    }
1833

    
1834
    return false;
1835
}
1836

    
1837
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1838
{
1839
    QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1840

    
1841
    re->func = func;
1842
    re->opaque = opaque;
1843
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1844
}
1845

    
1846
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1847
{
1848
    QEMUResetEntry *re;
1849

    
1850
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1851
        if (re->func == func && re->opaque == opaque) {
1852
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1853
            g_free(re);
1854
            return;
1855
        }
1856
    }
1857
}
1858

    
1859
void qemu_devices_reset(void)
1860
{
1861
    QEMUResetEntry *re, *nre;
1862

    
1863
    /* reset all devices */
1864
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1865
        re->func(re->opaque);
1866
    }
1867
}
1868

    
1869
void qemu_system_reset(bool report)
1870
{
1871
    if (current_machine && current_machine->reset) {
1872
        current_machine->reset();
1873
    } else {
1874
        qemu_devices_reset();
1875
    }
1876
    if (report) {
1877
        monitor_protocol_event(QEVENT_RESET, NULL);
1878
    }
1879
    cpu_synchronize_all_post_reset();
1880
}
1881

    
1882
void qemu_system_reset_request(void)
1883
{
1884
    if (no_reboot) {
1885
        shutdown_requested = 1;
1886
    } else {
1887
        reset_requested = 1;
1888
    }
1889
    cpu_stop_current();
1890
    qemu_notify_event();
1891
}
1892

    
1893
static void qemu_system_suspend(void)
1894
{
1895
    pause_all_vcpus();
1896
    notifier_list_notify(&suspend_notifiers, NULL);
1897
    runstate_set(RUN_STATE_SUSPENDED);
1898
    monitor_protocol_event(QEVENT_SUSPEND, NULL);
1899
}
1900

    
1901
void qemu_system_suspend_request(void)
1902
{
1903
    if (runstate_check(RUN_STATE_SUSPENDED)) {
1904
        return;
1905
    }
1906
    suspend_requested = 1;
1907
    cpu_stop_current();
1908
    qemu_notify_event();
1909
}
1910

    
1911
void qemu_register_suspend_notifier(Notifier *notifier)
1912
{
1913
    notifier_list_add(&suspend_notifiers, notifier);
1914
}
1915

    
1916
void qemu_system_wakeup_request(WakeupReason reason)
1917
{
1918
    if (!runstate_check(RUN_STATE_SUSPENDED)) {
1919
        return;
1920
    }
1921
    if (!(wakeup_reason_mask & (1 << reason))) {
1922
        return;
1923
    }
1924
    runstate_set(RUN_STATE_RUNNING);
1925
    notifier_list_notify(&wakeup_notifiers, &reason);
1926
    wakeup_requested = 1;
1927
    qemu_notify_event();
1928
}
1929

    
1930
void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1931
{
1932
    if (enabled) {
1933
        wakeup_reason_mask |= (1 << reason);
1934
    } else {
1935
        wakeup_reason_mask &= ~(1 << reason);
1936
    }
1937
}
1938

    
1939
void qemu_register_wakeup_notifier(Notifier *notifier)
1940
{
1941
    notifier_list_add(&wakeup_notifiers, notifier);
1942
}
1943

    
1944
void qemu_system_killed(int signal, pid_t pid)
1945
{
1946
    shutdown_signal = signal;
1947
    shutdown_pid = pid;
1948
    no_shutdown = 0;
1949
    qemu_system_shutdown_request();
1950
}
1951

    
1952
void qemu_system_shutdown_request(void)
1953
{
1954
    shutdown_requested = 1;
1955
    qemu_notify_event();
1956
}
1957

    
1958
static void qemu_system_powerdown(void)
1959
{
1960
    monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1961
    notifier_list_notify(&powerdown_notifiers, NULL);
1962
}
1963

    
1964
void qemu_system_powerdown_request(void)
1965
{
1966
    powerdown_requested = 1;
1967
    qemu_notify_event();
1968
}
1969

    
1970
void qemu_register_powerdown_notifier(Notifier *notifier)
1971
{
1972
    notifier_list_add(&powerdown_notifiers, notifier);
1973
}
1974

    
1975
void qemu_system_debug_request(void)
1976
{
1977
    debug_requested = 1;
1978
    qemu_notify_event();
1979
}
1980

    
1981
void qemu_system_vmstop_request(RunState state)
1982
{
1983
    vmstop_requested = state;
1984
    qemu_notify_event();
1985
}
1986

    
1987
static bool main_loop_should_exit(void)
1988
{
1989
    RunState r;
1990
    if (qemu_debug_requested()) {
1991
        vm_stop(RUN_STATE_DEBUG);
1992
    }
1993
    if (qemu_suspend_requested()) {
1994
        qemu_system_suspend();
1995
    }
1996
    if (qemu_shutdown_requested()) {
1997
        qemu_kill_report();
1998
        monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1999
        if (no_shutdown) {
2000
            vm_stop(RUN_STATE_SHUTDOWN);
2001
        } else {
2002
            return true;
2003
        }
2004
    }
2005
    if (qemu_reset_requested()) {
2006
        pause_all_vcpus();
2007
        cpu_synchronize_all_states();
2008
        qemu_system_reset(VMRESET_REPORT);
2009
        resume_all_vcpus();
2010
        if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
2011
            runstate_check(RUN_STATE_SHUTDOWN)) {
2012
            runstate_set(RUN_STATE_PAUSED);
2013
        }
2014
    }
2015
    if (qemu_wakeup_requested()) {
2016
        pause_all_vcpus();
2017
        cpu_synchronize_all_states();
2018
        qemu_system_reset(VMRESET_SILENT);
2019
        resume_all_vcpus();
2020
        monitor_protocol_event(QEVENT_WAKEUP, NULL);
2021
    }
2022
    if (qemu_powerdown_requested()) {
2023
        qemu_system_powerdown();
2024
    }
2025
    if (qemu_vmstop_requested(&r)) {
2026
        vm_stop(r);
2027
    }
2028
    return false;
2029
}
2030

    
2031
static void main_loop(void)
2032
{
2033
    bool nonblocking;
2034
    int last_io = 0;
2035
#ifdef CONFIG_PROFILER
2036
    int64_t ti;
2037
#endif
2038
    do {
2039
        nonblocking = !kvm_enabled() && last_io > 0;
2040
#ifdef CONFIG_PROFILER
2041
        ti = profile_getclock();
2042
#endif
2043
        last_io = main_loop_wait(nonblocking);
2044
#ifdef CONFIG_PROFILER
2045
        dev_time += profile_getclock() - ti;
2046
#endif
2047
    } while (!main_loop_should_exit());
2048
}
2049

    
2050
static void version(void)
2051
{
2052
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
2053
}
2054

    
2055
static void help(int exitcode)
2056
{
2057
    version();
2058
    printf("usage: %s [options] [disk_image]\n\n"
2059
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2060
            error_get_progname());
2061

    
2062
#define QEMU_OPTIONS_GENERATE_HELP
2063
#include "qemu-options-wrapper.h"
2064

    
2065
    printf("\nDuring emulation, the following keys are useful:\n"
2066
           "ctrl-alt-f      toggle full screen\n"
2067
           "ctrl-alt-n      switch to virtual console 'n'\n"
2068
           "ctrl-alt        toggle mouse and keyboard grab\n"
2069
           "\n"
2070
           "When using -nographic, press 'ctrl-a h' to get some help.\n");
2071

    
2072
    exit(exitcode);
2073
}
2074

    
2075
#define HAS_ARG 0x0001
2076

    
2077
typedef struct QEMUOption {
2078
    const char *name;
2079
    int flags;
2080
    int index;
2081
    uint32_t arch_mask;
2082
} QEMUOption;
2083

    
2084
static const QEMUOption qemu_options[] = {
2085
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2086
#define QEMU_OPTIONS_GENERATE_OPTIONS
2087
#include "qemu-options-wrapper.h"
2088
    { NULL },
2089
};
2090

    
2091
static bool vga_available(void)
2092
{
2093
    return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2094
}
2095

    
2096
static bool cirrus_vga_available(void)
2097
{
2098
    return object_class_by_name("cirrus-vga")
2099
           || object_class_by_name("isa-cirrus-vga");
2100
}
2101

    
2102
static bool vmware_vga_available(void)
2103
{
2104
    return object_class_by_name("vmware-svga");
2105
}
2106

    
2107
static bool qxl_vga_available(void)
2108
{
2109
    return object_class_by_name("qxl-vga");
2110
}
2111

    
2112
static void select_vgahw (const char *p)
2113
{
2114
    const char *opts;
2115

    
2116
    vga_interface_type = VGA_NONE;
2117
    if (strstart(p, "std", &opts)) {
2118
        if (vga_available()) {
2119
            vga_interface_type = VGA_STD;
2120
        } else {
2121
            fprintf(stderr, "Error: standard VGA not available\n");
2122
            exit(0);
2123
        }
2124
    } else if (strstart(p, "cirrus", &opts)) {
2125
        if (cirrus_vga_available()) {
2126
            vga_interface_type = VGA_CIRRUS;
2127
        } else {
2128
            fprintf(stderr, "Error: Cirrus VGA not available\n");
2129
            exit(0);
2130
        }
2131
    } else if (strstart(p, "vmware", &opts)) {
2132
        if (vmware_vga_available()) {
2133
            vga_interface_type = VGA_VMWARE;
2134
        } else {
2135
            fprintf(stderr, "Error: VMWare SVGA not available\n");
2136
            exit(0);
2137
        }
2138
    } else if (strstart(p, "xenfb", &opts)) {
2139
        vga_interface_type = VGA_XENFB;
2140
    } else if (strstart(p, "qxl", &opts)) {
2141
        if (qxl_vga_available()) {
2142
            vga_interface_type = VGA_QXL;
2143
        } else {
2144
            fprintf(stderr, "Error: QXL VGA not available\n");
2145
            exit(0);
2146
        }
2147
    } else if (!strstart(p, "none", &opts)) {
2148
    invalid_vga:
2149
        fprintf(stderr, "Unknown vga type: %s\n", p);
2150
        exit(1);
2151
    }
2152
    while (*opts) {
2153
        const char *nextopt;
2154

    
2155
        if (strstart(opts, ",retrace=", &nextopt)) {
2156
            opts = nextopt;
2157
            if (strstart(opts, "dumb", &nextopt))
2158
                vga_retrace_method = VGA_RETRACE_DUMB;
2159
            else if (strstart(opts, "precise", &nextopt))
2160
                vga_retrace_method = VGA_RETRACE_PRECISE;
2161
            else goto invalid_vga;
2162
        } else goto invalid_vga;
2163
        opts = nextopt;
2164
    }
2165
}
2166

    
2167
static DisplayType select_display(const char *p)
2168
{
2169
    const char *opts;
2170
    DisplayType display = DT_DEFAULT;
2171

    
2172
    if (strstart(p, "sdl", &opts)) {
2173
#ifdef CONFIG_SDL
2174
        display = DT_SDL;
2175
        while (*opts) {
2176
            const char *nextopt;
2177

    
2178
            if (strstart(opts, ",frame=", &nextopt)) {
2179
                opts = nextopt;
2180
                if (strstart(opts, "on", &nextopt)) {
2181
                    no_frame = 0;
2182
                } else if (strstart(opts, "off", &nextopt)) {
2183
                    no_frame = 1;
2184
                } else {
2185
                    goto invalid_sdl_args;
2186
                }
2187
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2188
                opts = nextopt;
2189
                if (strstart(opts, "on", &nextopt)) {
2190
                    alt_grab = 1;
2191
                } else if (strstart(opts, "off", &nextopt)) {
2192
                    alt_grab = 0;
2193
                } else {
2194
                    goto invalid_sdl_args;
2195
                }
2196
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2197
                opts = nextopt;
2198
                if (strstart(opts, "on", &nextopt)) {
2199
                    ctrl_grab = 1;
2200
                } else if (strstart(opts, "off", &nextopt)) {
2201
                    ctrl_grab = 0;
2202
                } else {
2203
                    goto invalid_sdl_args;
2204
                }
2205
            } else if (strstart(opts, ",window_close=", &nextopt)) {
2206
                opts = nextopt;
2207
                if (strstart(opts, "on", &nextopt)) {
2208
                    no_quit = 0;
2209
                } else if (strstart(opts, "off", &nextopt)) {
2210
                    no_quit = 1;
2211
                } else {
2212
                    goto invalid_sdl_args;
2213
                }
2214
            } else {
2215
            invalid_sdl_args:
2216
                fprintf(stderr, "Invalid SDL option string: %s\n", p);
2217
                exit(1);
2218
            }
2219
            opts = nextopt;
2220
        }
2221
#else
2222
        fprintf(stderr, "SDL support is disabled\n");
2223
        exit(1);
2224
#endif
2225
    } else if (strstart(p, "vnc", &opts)) {
2226
#ifdef CONFIG_VNC
2227
        display_remote++;
2228

    
2229
        if (*opts) {
2230
            const char *nextopt;
2231

    
2232
            if (strstart(opts, "=", &nextopt)) {
2233
                vnc_display = nextopt;
2234
            }
2235
        }
2236
        if (!vnc_display) {
2237
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2238
            exit(1);
2239
        }
2240
#else
2241
        fprintf(stderr, "VNC support is disabled\n");
2242
        exit(1);
2243
#endif
2244
    } else if (strstart(p, "curses", &opts)) {
2245
#ifdef CONFIG_CURSES
2246
        display = DT_CURSES;
2247
#else
2248
        fprintf(stderr, "Curses support is disabled\n");
2249
        exit(1);
2250
#endif
2251
    } else if (strstart(p, "gtk", &opts)) {
2252
#ifdef CONFIG_GTK
2253
        display = DT_GTK;
2254
#else
2255
        fprintf(stderr, "GTK support is disabled\n");
2256
        exit(1);
2257
#endif
2258
    } else if (strstart(p, "none", &opts)) {
2259
        display = DT_NONE;
2260
    } else {
2261
        fprintf(stderr, "Unknown display type: %s\n", p);
2262
        exit(1);
2263
    }
2264

    
2265
    return display;
2266
}
2267

    
2268
static int balloon_parse(const char *arg)
2269
{
2270
    QemuOpts *opts;
2271

    
2272
    if (strcmp(arg, "none") == 0) {
2273
        return 0;
2274
    }
2275

    
2276
    if (!strncmp(arg, "virtio", 6)) {
2277
        if (arg[6] == ',') {
2278
            /* have params -> parse them */
2279
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2280
            if (!opts)
2281
                return  -1;
2282
        } else {
2283
            /* create empty opts */
2284
            opts = qemu_opts_create_nofail(qemu_find_opts("device"));
2285
        }
2286
        qemu_opt_set(opts, "driver", "virtio-balloon");
2287
        return 0;
2288
    }
2289

    
2290
    return -1;
2291
}
2292

    
2293
char *qemu_find_file(int type, const char *name)
2294
{
2295
    int i;
2296
    const char *subdir;
2297
    char *buf;
2298

    
2299
    /* Try the name as a straight path first */
2300
    if (access(name, R_OK) == 0) {
2301
        trace_load_file(name, name);
2302
        return g_strdup(name);
2303
    }
2304

    
2305
    switch (type) {
2306
    case QEMU_FILE_TYPE_BIOS:
2307
        subdir = "";
2308
        break;
2309
    case QEMU_FILE_TYPE_KEYMAP:
2310
        subdir = "keymaps/";
2311
        break;
2312
    default:
2313
        abort();
2314
    }
2315

    
2316
    for (i = 0; i < data_dir_idx; i++) {
2317
        buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2318
        if (access(buf, R_OK) == 0) {
2319
            trace_load_file(name, buf);
2320
            return buf;
2321
        }
2322
        g_free(buf);
2323
    }
2324
    return NULL;
2325
}
2326

    
2327
static int device_help_func(QemuOpts *opts, void *opaque)
2328
{
2329
    return qdev_device_help(opts);
2330
}
2331

    
2332
static int device_init_func(QemuOpts *opts, void *opaque)
2333
{
2334
    DeviceState *dev;
2335

    
2336
    dev = qdev_device_add(opts);
2337
    if (!dev)
2338
        return -1;
2339
    object_unref(OBJECT(dev));
2340
    return 0;
2341
}
2342

    
2343
static int chardev_init_func(QemuOpts *opts, void *opaque)
2344
{
2345
    Error *local_err = NULL;
2346

    
2347
    qemu_chr_new_from_opts(opts, NULL, &local_err);
2348
    if (error_is_set(&local_err)) {
2349
        fprintf(stderr, "%s\n", error_get_pretty(local_err));
2350
        error_free(local_err);
2351
        return -1;
2352
    }
2353
    return 0;
2354
}
2355

    
2356
#ifdef CONFIG_VIRTFS
2357
static int fsdev_init_func(QemuOpts *opts, void *opaque)
2358
{
2359
    int ret;
2360
    ret = qemu_fsdev_add(opts);
2361

    
2362
    return ret;
2363
}
2364
#endif
2365

    
2366
static int mon_init_func(QemuOpts *opts, void *opaque)
2367
{
2368
    CharDriverState *chr;
2369
    const char *chardev;
2370
    const char *mode;
2371
    int flags;
2372

    
2373
    mode = qemu_opt_get(opts, "mode");
2374
    if (mode == NULL) {
2375
        mode = "readline";
2376
    }
2377
    if (strcmp(mode, "readline") == 0) {
2378
        flags = MONITOR_USE_READLINE;
2379
    } else if (strcmp(mode, "control") == 0) {
2380
        flags = MONITOR_USE_CONTROL;
2381
    } else {
2382
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2383
        exit(1);
2384
    }
2385

    
2386
    if (qemu_opt_get_bool(opts, "pretty", 0))
2387
        flags |= MONITOR_USE_PRETTY;
2388

    
2389
    if (qemu_opt_get_bool(opts, "default", 0))
2390
        flags |= MONITOR_IS_DEFAULT;
2391

    
2392
    chardev = qemu_opt_get(opts, "chardev");
2393
    chr = qemu_chr_find(chardev);
2394
    if (chr == NULL) {
2395
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2396
        exit(1);
2397
    }
2398

    
2399
    qemu_chr_fe_claim_no_fail(chr);
2400
    monitor_init(chr, flags);
2401
    return 0;
2402
}
2403

    
2404
static void monitor_parse(const char *optarg, const char *mode)
2405
{
2406
    static int monitor_device_index = 0;
2407
    QemuOpts *opts;
2408
    const char *p;
2409
    char label[32];
2410
    int def = 0;
2411

    
2412
    if (strstart(optarg, "chardev:", &p)) {
2413
        snprintf(label, sizeof(label), "%s", p);
2414
    } else {
2415
        snprintf(label, sizeof(label), "compat_monitor%d",
2416
                 monitor_device_index);
2417
        if (monitor_device_index == 0) {
2418
            def = 1;
2419
        }
2420
        opts = qemu_chr_parse_compat(label, optarg);
2421
        if (!opts) {
2422
            fprintf(stderr, "parse error: %s\n", optarg);
2423
            exit(1);
2424
        }
2425
    }
2426

    
2427
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2428
    if (!opts) {
2429
        fprintf(stderr, "duplicate chardev: %s\n", label);
2430
        exit(1);
2431
    }
2432
    qemu_opt_set(opts, "mode", mode);
2433
    qemu_opt_set(opts, "chardev", label);
2434
    if (def)
2435
        qemu_opt_set(opts, "default", "on");
2436
    monitor_device_index++;
2437
}
2438

    
2439
struct device_config {
2440
    enum {
2441
        DEV_USB,       /* -usbdevice     */
2442
        DEV_BT,        /* -bt            */
2443
        DEV_SERIAL,    /* -serial        */
2444
        DEV_PARALLEL,  /* -parallel      */
2445
        DEV_VIRTCON,   /* -virtioconsole */
2446
        DEV_DEBUGCON,  /* -debugcon */
2447
        DEV_GDB,       /* -gdb, -s */
2448
        DEV_SCLP,      /* s390 sclp */
2449
    } type;
2450
    const char *cmdline;
2451
    Location loc;
2452
    QTAILQ_ENTRY(device_config) next;
2453
};
2454

    
2455
static QTAILQ_HEAD(, device_config) device_configs =
2456
    QTAILQ_HEAD_INITIALIZER(device_configs);
2457

    
2458
static void add_device_config(int type, const char *cmdline)
2459
{
2460
    struct device_config *conf;
2461

    
2462
    conf = g_malloc0(sizeof(*conf));
2463
    conf->type = type;
2464
    conf->cmdline = cmdline;
2465
    loc_save(&conf->loc);
2466
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2467
}
2468

    
2469
static int foreach_device_config(int type, int (*func)(const char *cmdline))
2470
{
2471
    struct device_config *conf;
2472
    int rc;
2473

    
2474
    QTAILQ_FOREACH(conf, &device_configs, next) {
2475
        if (conf->type != type)
2476
            continue;
2477
        loc_push_restore(&conf->loc);
2478
        rc = func(conf->cmdline);
2479
        loc_pop(&conf->loc);
2480
        if (0 != rc)
2481
            return rc;
2482
    }
2483
    return 0;
2484
}
2485

    
2486
static int serial_parse(const char *devname)
2487
{
2488
    static int index = 0;
2489
    char label[32];
2490

    
2491
    if (strcmp(devname, "none") == 0)
2492
        return 0;
2493
    if (index == MAX_SERIAL_PORTS) {
2494
        fprintf(stderr, "qemu: too many serial ports\n");
2495
        exit(1);
2496
    }
2497
    snprintf(label, sizeof(label), "serial%d", index);
2498
    serial_hds[index] = qemu_chr_new(label, devname, NULL);
2499
    if (!serial_hds[index]) {
2500
        fprintf(stderr, "qemu: could not connect serial device"
2501
                " to character backend '%s'\n", devname);
2502
        return -1;
2503
    }
2504
    index++;
2505
    return 0;
2506
}
2507

    
2508
static int parallel_parse(const char *devname)
2509
{
2510
    static int index = 0;
2511
    char label[32];
2512

    
2513
    if (strcmp(devname, "none") == 0)
2514
        return 0;
2515
    if (index == MAX_PARALLEL_PORTS) {
2516
        fprintf(stderr, "qemu: too many parallel ports\n");
2517
        exit(1);
2518
    }
2519
    snprintf(label, sizeof(label), "parallel%d", index);
2520
    parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2521
    if (!parallel_hds[index]) {
2522
        fprintf(stderr, "qemu: could not connect parallel device"
2523
                " to character backend '%s'\n", devname);
2524
        return -1;
2525
    }
2526
    index++;
2527
    return 0;
2528
}
2529

    
2530
static int virtcon_parse(const char *devname)
2531
{
2532
    QemuOptsList *device = qemu_find_opts("device");
2533
    static int index = 0;
2534
    char label[32];
2535
    QemuOpts *bus_opts, *dev_opts;
2536

    
2537
    if (strcmp(devname, "none") == 0)
2538
        return 0;
2539
    if (index == MAX_VIRTIO_CONSOLES) {
2540
        fprintf(stderr, "qemu: too many virtio consoles\n");
2541
        exit(1);
2542
    }
2543

    
2544
    bus_opts = qemu_opts_create_nofail(device);
2545
    if (arch_type == QEMU_ARCH_S390X) {
2546
        qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2547
    } else {
2548
        qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2549
    }
2550

    
2551
    dev_opts = qemu_opts_create_nofail(device);
2552
    qemu_opt_set(dev_opts, "driver", "virtconsole");
2553

    
2554
    snprintf(label, sizeof(label), "virtcon%d", index);
2555
    virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2556
    if (!virtcon_hds[index]) {
2557
        fprintf(stderr, "qemu: could not connect virtio console"
2558
                " to character backend '%s'\n", devname);
2559
        return -1;
2560
    }
2561
    qemu_opt_set(dev_opts, "chardev", label);
2562

    
2563
    index++;
2564
    return 0;
2565
}
2566

    
2567
static int sclp_parse(const char *devname)
2568
{
2569
    QemuOptsList *device = qemu_find_opts("device");
2570
    static int index = 0;
2571
    char label[32];
2572
    QemuOpts *dev_opts;
2573

    
2574
    if (strcmp(devname, "none") == 0) {
2575
        return 0;
2576
    }
2577
    if (index == MAX_SCLP_CONSOLES) {
2578
        fprintf(stderr, "qemu: too many sclp consoles\n");
2579
        exit(1);
2580
    }
2581

    
2582
    assert(arch_type == QEMU_ARCH_S390X);
2583

    
2584
    dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2585
    qemu_opt_set(dev_opts, "driver", "sclpconsole");
2586

    
2587
    snprintf(label, sizeof(label), "sclpcon%d", index);
2588
    sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2589
    if (!sclp_hds[index]) {
2590
        fprintf(stderr, "qemu: could not connect sclp console"
2591
                " to character backend '%s'\n", devname);
2592
        return -1;
2593
    }
2594
    qemu_opt_set(dev_opts, "chardev", label);
2595

    
2596
    index++;
2597
    return 0;
2598
}
2599

    
2600
static int debugcon_parse(const char *devname)
2601
{
2602
    QemuOpts *opts;
2603

    
2604
    if (!qemu_chr_new("debugcon", devname, NULL)) {
2605
        exit(1);
2606
    }
2607
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2608
    if (!opts) {
2609
        fprintf(stderr, "qemu: already have a debugcon device\n");
2610
        exit(1);
2611
    }
2612
    qemu_opt_set(opts, "driver", "isa-debugcon");
2613
    qemu_opt_set(opts, "chardev", "debugcon");
2614
    return 0;
2615
}
2616

    
2617
static QEMUMachine *machine_parse(const char *name)
2618
{
2619
    QEMUMachine *m, *machine = NULL;
2620

    
2621
    if (name) {
2622
        machine = find_machine(name);
2623
    }
2624
    if (machine) {
2625
        return machine;
2626
    }
2627
    printf("Supported machines are:\n");
2628
    for (m = first_machine; m != NULL; m = m->next) {
2629
        if (m->alias) {
2630
            printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2631
        }
2632
        printf("%-20s %s%s\n", m->name, m->desc,
2633
               m->is_default ? " (default)" : "");
2634
    }
2635
    exit(!name || !is_help_option(name));
2636
}
2637

    
2638
static int tcg_init(void)
2639
{
2640
    tcg_exec_init(tcg_tb_size * 1024 * 1024);
2641
    return 0;
2642
}
2643

    
2644
static struct {
2645
    const char *opt_name;
2646
    const char *name;
2647
    int (*available)(void);
2648
    int (*init)(void);
2649
    bool *allowed;
2650
} accel_list[] = {
2651
    { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2652
    { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2653
    { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2654
    { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2655
};
2656

    
2657
static int configure_accelerator(void)
2658
{
2659
    const char *p = NULL;
2660
    char buf[10];
2661
    int i, ret;
2662
    bool accel_initialised = false;
2663
    bool init_failed = false;
2664

    
2665
    QemuOptsList *list = qemu_find_opts("machine");
2666
    if (!QTAILQ_EMPTY(&list->head)) {
2667
        p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2668
    }
2669

    
2670
    if (p == NULL) {
2671
        /* Use the default "accelerator", tcg */
2672
        p = "tcg";
2673
    }
2674

    
2675
    while (!accel_initialised && *p != '\0') {
2676
        if (*p == ':') {
2677
            p++;
2678
        }
2679
        p = get_opt_name(buf, sizeof (buf), p, ':');
2680
        for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2681
            if (strcmp(accel_list[i].opt_name, buf) == 0) {
2682
                if (!accel_list[i].available()) {
2683
                    printf("%s not supported for this target\n",
2684
                           accel_list[i].name);
2685
                    continue;
2686
                }
2687
                *(accel_list[i].allowed) = true;
2688
                ret = accel_list[i].init();
2689
                if (ret < 0) {
2690
                    init_failed = true;
2691
                    fprintf(stderr, "failed to initialize %s: %s\n",
2692
                            accel_list[i].name,
2693
                            strerror(-ret));
2694
                    *(accel_list[i].allowed) = false;
2695
                } else {
2696
                    accel_initialised = true;
2697
                }
2698
                break;
2699
            }
2700
        }
2701
        if (i == ARRAY_SIZE(accel_list)) {
2702
            fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2703
        }
2704
    }
2705

    
2706
    if (!accel_initialised) {
2707
        if (!init_failed) {
2708
            fprintf(stderr, "No accelerator found!\n");
2709
        }
2710
        exit(1);
2711
    }
2712

    
2713
    if (init_failed) {
2714
        fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2715
    }
2716

    
2717
    return !accel_initialised;
2718
}
2719

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

    
2725
void qemu_remove_exit_notifier(Notifier *notify)
2726
{
2727
    notifier_remove(notify);
2728
}
2729

    
2730
static void qemu_run_exit_notifiers(void)
2731
{
2732
    notifier_list_notify(&exit_notifiers, NULL);
2733
}
2734

    
2735
void qemu_add_machine_init_done_notifier(Notifier *notify)
2736
{
2737
    notifier_list_add(&machine_init_done_notifiers, notify);
2738
}
2739

    
2740
static void qemu_run_machine_init_done_notifiers(void)
2741
{
2742
    notifier_list_notify(&machine_init_done_notifiers, NULL);
2743
}
2744

    
2745
static const QEMUOption *lookup_opt(int argc, char **argv,
2746
                                    const char **poptarg, int *poptind)
2747
{
2748
    const QEMUOption *popt;
2749
    int optind = *poptind;
2750
    char *r = argv[optind];
2751
    const char *optarg;
2752

    
2753
    loc_set_cmdline(argv, optind, 1);
2754
    optind++;
2755
    /* Treat --foo the same as -foo.  */
2756
    if (r[1] == '-')
2757
        r++;
2758
    popt = qemu_options;
2759
    for(;;) {
2760
        if (!popt->name) {
2761
            error_report("invalid option");
2762
            exit(1);
2763
        }
2764
        if (!strcmp(popt->name, r + 1))
2765
            break;
2766
        popt++;
2767
    }
2768
    if (popt->flags & HAS_ARG) {
2769
        if (optind >= argc) {
2770
            error_report("requires an argument");
2771
            exit(1);
2772
        }
2773
        optarg = argv[optind++];
2774
        loc_set_cmdline(argv, optind - 2, 2);
2775
    } else {
2776
        optarg = NULL;
2777
    }
2778

    
2779
    *poptarg = optarg;
2780
    *poptind = optind;
2781

    
2782
    return popt;
2783
}
2784

    
2785
static gpointer malloc_and_trace(gsize n_bytes)
2786
{
2787
    void *ptr = malloc(n_bytes);
2788
    trace_g_malloc(n_bytes, ptr);
2789
    return ptr;
2790
}
2791

    
2792
static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2793
{
2794
    void *ptr = realloc(mem, n_bytes);
2795
    trace_g_realloc(mem, n_bytes, ptr);
2796
    return ptr;
2797
}
2798

    
2799
static void free_and_trace(gpointer mem)
2800
{
2801
    trace_g_free(mem);
2802
    free(mem);
2803
}
2804

    
2805
static int object_set_property(const char *name, const char *value, void *opaque)
2806
{
2807
    Object *obj = OBJECT(opaque);
2808
    StringInputVisitor *siv;
2809
    Error *local_err = NULL;
2810

    
2811
    if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2812
        return 0;
2813
    }
2814

    
2815
    siv = string_input_visitor_new(value);
2816
    object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2817
    string_input_visitor_cleanup(siv);
2818

    
2819
    if (local_err) {
2820
        qerror_report_err(local_err);
2821
        error_free(local_err);
2822
        return -1;
2823
    }
2824

    
2825
    return 0;
2826
}
2827

    
2828
static int object_create(QemuOpts *opts, void *opaque)
2829
{
2830
    const char *type = qemu_opt_get(opts, "qom-type");
2831
    const char *id = qemu_opts_id(opts);
2832
    Object *obj;
2833

    
2834
    g_assert(type != NULL);
2835

    
2836
    if (id == NULL) {
2837
        qerror_report(QERR_MISSING_PARAMETER, "id");
2838
        return -1;
2839
    }
2840

    
2841
    obj = object_new(type);
2842
    if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2843
        return -1;
2844
    }
2845

    
2846
    object_property_add_child(container_get(object_get_root(), "/objects"),
2847
                              id, obj, NULL);
2848

    
2849
    return 0;
2850
}
2851

    
2852
int main(int argc, char **argv, char **envp)
2853
{
2854
    int i;
2855
    int snapshot, linux_boot;
2856
    const char *icount_option = NULL;
2857
    const char *initrd_filename;
2858
    const char *kernel_filename, *kernel_cmdline;
2859
    char boot_devices[33] = "";
2860
    DisplayState *ds;
2861
    int cyls, heads, secs, translation;
2862
    QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2863
    QemuOptsList *olist;
2864
    int optind;
2865
    const char *optarg;
2866
    const char *loadvm = NULL;
2867
    QEMUMachine *machine;
2868
    const char *cpu_model;
2869
    const char *vga_model = "none";
2870
    const char *pid_file = NULL;
2871
    const char *incoming = NULL;
2872
#ifdef CONFIG_VNC
2873
    int show_vnc_port = 0;
2874
#endif
2875
    bool defconfig = true;
2876
    bool userconfig = true;
2877
    const char *log_mask = NULL;
2878
    const char *log_file = NULL;
2879
    GMemVTable mem_trace = {
2880
        .malloc = malloc_and_trace,
2881
        .realloc = realloc_and_trace,
2882
        .free = free_and_trace,
2883
    };
2884
    const char *trace_events = NULL;
2885
    const char *trace_file = NULL;
2886

    
2887
    atexit(qemu_run_exit_notifiers);
2888
    error_set_progname(argv[0]);
2889

    
2890
    g_mem_set_vtable(&mem_trace);
2891
    if (!g_thread_supported()) {
2892
#if !GLIB_CHECK_VERSION(2, 31, 0)
2893
        g_thread_init(NULL);
2894
#else
2895
        fprintf(stderr, "glib threading failed to initialize.\n");
2896
        exit(1);
2897
#endif
2898
    }
2899

    
2900
    module_call_init(MODULE_INIT_QOM);
2901

    
2902
    qemu_add_opts(&qemu_drive_opts);
2903
    qemu_add_opts(&qemu_chardev_opts);
2904
    qemu_add_opts(&qemu_device_opts);
2905
    qemu_add_opts(&qemu_netdev_opts);
2906
    qemu_add_opts(&qemu_net_opts);
2907
    qemu_add_opts(&qemu_rtc_opts);
2908
    qemu_add_opts(&qemu_global_opts);
2909
    qemu_add_opts(&qemu_mon_opts);
2910
    qemu_add_opts(&qemu_trace_opts);
2911
    qemu_add_opts(&qemu_option_rom_opts);
2912
    qemu_add_opts(&qemu_machine_opts);
2913
    qemu_add_opts(&qemu_boot_opts);
2914
    qemu_add_opts(&qemu_sandbox_opts);
2915
    qemu_add_opts(&qemu_add_fd_opts);
2916
    qemu_add_opts(&qemu_object_opts);
2917
    qemu_add_opts(&qemu_tpmdev_opts);
2918

    
2919
    runstate_init();
2920

    
2921
    init_clocks();
2922
    rtc_clock = host_clock;
2923

    
2924
    qemu_cache_utils_init(envp);
2925

    
2926
    QLIST_INIT (&vm_change_state_head);
2927
    os_setup_early_signal_handling();
2928

    
2929
    module_call_init(MODULE_INIT_MACHINE);
2930
    machine = find_default_machine();
2931
    cpu_model = NULL;
2932
    ram_size = 0;
2933
    snapshot = 0;
2934
    cyls = heads = secs = 0;
2935
    translation = BIOS_ATA_TRANSLATION_AUTO;
2936

    
2937
    for (i = 0; i < MAX_NODES; i++) {
2938
        node_mem[i] = 0;
2939
        node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2940
    }
2941

    
2942
    nb_numa_nodes = 0;
2943
    nb_nics = 0;
2944

    
2945
    bdrv_init_with_whitelist();
2946

    
2947
    autostart= 1;
2948

    
2949
    /* first pass of option parsing */
2950
    optind = 1;
2951
    while (optind < argc) {
2952
        if (argv[optind][0] != '-') {
2953
            /* disk image */
2954
            optind++;
2955
            continue;
2956
        } else {
2957
            const QEMUOption *popt;
2958

    
2959
            popt = lookup_opt(argc, argv, &optarg, &optind);
2960
            switch (popt->index) {
2961
            case QEMU_OPTION_nodefconfig:
2962
                defconfig = false;
2963
                break;
2964
            case QEMU_OPTION_nouserconfig:
2965
                userconfig = false;
2966
                break;
2967
            }
2968
        }
2969
    }
2970

    
2971
    if (defconfig) {
2972
        int ret;
2973
        ret = qemu_read_default_config_files(userconfig);
2974
        if (ret < 0) {
2975
            exit(1);
2976
        }
2977
    }
2978

    
2979
    /* second pass of option parsing */
2980
    optind = 1;
2981
    for(;;) {
2982
        if (optind >= argc)
2983
            break;
2984
        if (argv[optind][0] != '-') {
2985
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2986
        } else {
2987
            const QEMUOption *popt;
2988

    
2989
            popt = lookup_opt(argc, argv, &optarg, &optind);
2990
            if (!(popt->arch_mask & arch_type)) {
2991
                printf("Option %s not supported for this target\n", popt->name);
2992
                exit(1);
2993
            }
2994
            switch(popt->index) {
2995
            case QEMU_OPTION_M:
2996
                machine = machine_parse(optarg);
2997
                break;
2998
            case QEMU_OPTION_no_kvm_irqchip: {
2999
                olist = qemu_find_opts("machine");
3000
                qemu_opts_parse(olist, "kernel_irqchip=off", 0);
3001
                break;
3002
            }
3003
            case QEMU_OPTION_cpu:
3004
                /* hw initialization will check this */
3005
                cpu_model = optarg;
3006
                break;
3007
            case QEMU_OPTION_hda:
3008
                {
3009
                    char buf[256];
3010
                    if (cyls == 0)
3011
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3012
                    else
3013
                        snprintf(buf, sizeof(buf),
3014
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
3015
                                 HD_OPTS , cyls, heads, secs,
3016
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
3017
                                 ",trans=lba" :
3018
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
3019
                                 ",trans=none" : "");
3020
                    drive_add(IF_DEFAULT, 0, optarg, buf);
3021
                    break;
3022
                }
3023
            case QEMU_OPTION_hdb:
3024
            case QEMU_OPTION_hdc:
3025
            case QEMU_OPTION_hdd:
3026
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3027
                          HD_OPTS);
3028
                break;
3029
            case QEMU_OPTION_drive:
3030
                if (drive_def(optarg) == NULL) {
3031
                    exit(1);
3032
                }
3033
                break;
3034
            case QEMU_OPTION_set:
3035
                if (qemu_set_option(optarg) != 0)
3036
                    exit(1);
3037
                break;
3038
            case QEMU_OPTION_global:
3039
                if (qemu_global_option(optarg) != 0)
3040
                    exit(1);
3041
                break;
3042
            case QEMU_OPTION_mtdblock:
3043
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3044
                break;
3045
            case QEMU_OPTION_sd:
3046
                drive_add(IF_SD, -1, optarg, SD_OPTS);
3047
                break;
3048
            case QEMU_OPTION_pflash:
3049
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3050
                break;
3051
            case QEMU_OPTION_snapshot:
3052
                snapshot = 1;
3053
                break;
3054
            case QEMU_OPTION_hdachs:
3055
                {
3056
                    const char *p;
3057
                    p = optarg;
3058
                    cyls = strtol(p, (char **)&p, 0);
3059
                    if (cyls < 1 || cyls > 16383)
3060
                        goto chs_fail;
3061
                    if (*p != ',')
3062
                        goto chs_fail;
3063
                    p++;
3064
                    heads = strtol(p, (char **)&p, 0);
3065
                    if (heads < 1 || heads > 16)
3066
                        goto chs_fail;
3067
                    if (*p != ',')
3068
                        goto chs_fail;
3069
                    p++;
3070
                    secs = strtol(p, (char **)&p, 0);
3071
                    if (secs < 1 || secs > 63)
3072
                        goto chs_fail;
3073
                    if (*p == ',') {
3074
                        p++;
3075
                        if (!strcmp(p, "none"))
3076
                            translation = BIOS_ATA_TRANSLATION_NONE;
3077
                        else if (!strcmp(p, "lba"))
3078
                            translation = BIOS_ATA_TRANSLATION_LBA;
3079
                        else if (!strcmp(p, "auto"))
3080
                            translation = BIOS_ATA_TRANSLATION_AUTO;
3081
                        else
3082
                            goto chs_fail;
3083
                    } else if (*p != '\0') {
3084
                    chs_fail:
3085
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
3086
                        exit(1);
3087
                    }
3088
                    if (hda_opts != NULL) {
3089
                        char num[16];
3090
                        snprintf(num, sizeof(num), "%d", cyls);
3091
                        qemu_opt_set(hda_opts, "cyls", num);
3092
                        snprintf(num, sizeof(num), "%d", heads);
3093
                        qemu_opt_set(hda_opts, "heads", num);
3094
                        snprintf(num, sizeof(num), "%d", secs);
3095
                        qemu_opt_set(hda_opts, "secs", num);
3096
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
3097
                            qemu_opt_set(hda_opts, "trans", "lba");
3098
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
3099
                            qemu_opt_set(hda_opts, "trans", "none");
3100
                    }
3101
                }
3102
                break;
3103
            case QEMU_OPTION_numa:
3104
                numa_add(optarg);
3105
                break;
3106
            case QEMU_OPTION_display:
3107
                display_type = select_display(optarg);
3108
                break;
3109
            case QEMU_OPTION_nographic:
3110
                display_type = DT_NOGRAPHIC;
3111
                break;
3112
            case QEMU_OPTION_curses:
3113
#ifdef CONFIG_CURSES
3114
                display_type = DT_CURSES;
3115
#else
3116
                fprintf(stderr, "Curses support is disabled\n");
3117
                exit(1);
3118
#endif
3119
                break;
3120
            case QEMU_OPTION_portrait:
3121
                graphic_rotate = 90;
3122
                break;
3123
            case QEMU_OPTION_rotate:
3124
                graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3125
                if (graphic_rotate != 0 && graphic_rotate != 90 &&
3126
                    graphic_rotate != 180 && graphic_rotate != 270) {
3127
                    fprintf(stderr,
3128
                        "qemu: only 90, 180, 270 deg rotation is available\n");
3129
                    exit(1);
3130
                }
3131
                break;
3132
            case QEMU_OPTION_kernel:
3133
                qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3134
                break;
3135
            case QEMU_OPTION_initrd:
3136
                qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3137
                break;
3138
            case QEMU_OPTION_append:
3139
                qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3140
                break;
3141
            case QEMU_OPTION_dtb:
3142
                qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3143
                break;
3144
            case QEMU_OPTION_cdrom:
3145
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3146
                break;
3147
            case QEMU_OPTION_boot:
3148
                {
3149
                    static const char * const params[] = {
3150
                        "order", "once", "menu",
3151
                        "splash", "splash-time",
3152
                        "reboot-timeout", "strict", NULL
3153
                    };
3154
                    char buf[sizeof(boot_devices)];
3155
                    char *standard_boot_devices;
3156
                    int legacy = 0;
3157

    
3158
                    if (!strchr(optarg, '=')) {
3159
                        legacy = 1;
3160
                        pstrcpy(buf, sizeof(buf), optarg);
3161
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
3162
                        fprintf(stderr,
3163
                                "qemu: unknown boot parameter '%s' in '%s'\n",
3164
                                buf, optarg);
3165
                        exit(1);
3166
                    }
3167

    
3168
                    if (legacy ||
3169
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
3170
                        validate_bootdevices(buf);
3171
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
3172
                    }
3173
                    if (!legacy) {
3174
                        if (get_param_value(buf, sizeof(buf),
3175
                                            "once", optarg)) {
3176
                            validate_bootdevices(buf);
3177
                            standard_boot_devices = g_strdup(boot_devices);
3178
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
3179
                            qemu_register_reset(restore_boot_devices,
3180
                                                standard_boot_devices);
3181
                        }
3182
                        if (get_param_value(buf, sizeof(buf),
3183
                                            "menu", optarg)) {
3184
                            if (!strcmp(buf, "on")) {
3185
                                boot_menu = 1;
3186
                            } else if (!strcmp(buf, "off")) {
3187
                                boot_menu = 0;
3188
                            } else {
3189
                                fprintf(stderr,
3190
                                        "qemu: invalid option value '%s'\n",
3191
                                        buf);
3192
                                exit(1);
3193
                            }
3194
                        }
3195
                        if (get_param_value(buf, sizeof(buf),
3196
                                            "strict", optarg)) {
3197
                            if (!strcmp(buf, "on")) {
3198
                                boot_strict = true;
3199
                            } else if (!strcmp(buf, "off")) {
3200
                                boot_strict = false;
3201
                            } else {
3202
                                fprintf(stderr,
3203
                                        "qemu: invalid option value '%s'\n",
3204
                                        buf);
3205
                                exit(1);
3206
                            }
3207
                        }
3208
                        if (!qemu_opts_parse(qemu_find_opts("boot-opts"),
3209
                                             optarg, 0)) {
3210
                            exit(1);
3211
                        }
3212
                    }
3213
                }
3214
                break;
3215
            case QEMU_OPTION_fda:
3216
            case QEMU_OPTION_fdb:
3217
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3218
                          optarg, FD_OPTS);
3219
                break;
3220
            case QEMU_OPTION_no_fd_bootchk:
3221
                fd_bootchk = 0;
3222
                break;
3223
            case QEMU_OPTION_netdev:
3224
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3225
                    exit(1);
3226
                }
3227
                break;
3228
            case QEMU_OPTION_net:
3229
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3230
                    exit(1);
3231
                }
3232
                break;
3233
#ifdef CONFIG_LIBISCSI
3234
            case QEMU_OPTION_iscsi:
3235
                opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3236
                if (!opts) {
3237
                    exit(1);
3238
                }
3239
                break;
3240
#endif
3241
#ifdef CONFIG_SLIRP
3242
            case QEMU_OPTION_tftp:
3243
                legacy_tftp_prefix = optarg;
3244
                break;
3245
            case QEMU_OPTION_bootp:
3246
                legacy_bootp_filename = optarg;
3247
                break;
3248
            case QEMU_OPTION_redir:
3249
                if (net_slirp_redir(optarg) < 0)
3250
                    exit(1);
3251
                break;
3252
#endif
3253
            case QEMU_OPTION_bt:
3254
                add_device_config(DEV_BT, optarg);
3255
                break;
3256
            case QEMU_OPTION_audio_help:
3257
                if (!(audio_available())) {
3258
                    printf("Option %s not supported for this target\n", popt->name);
3259
                    exit(1);
3260
                }
3261
                AUD_help ();
3262
                exit (0);
3263
                break;
3264
            case QEMU_OPTION_soundhw:
3265
                if (!(audio_available())) {
3266
                    printf("Option %s not supported for this target\n", popt->name);
3267
                    exit(1);
3268
                }
3269
                select_soundhw (optarg);
3270
                break;
3271
            case QEMU_OPTION_h:
3272
                help(0);
3273
                break;
3274
            case QEMU_OPTION_version:
3275
                version();
3276
                exit(0);
3277
                break;
3278
            case QEMU_OPTION_m: {
3279
                int64_t value;
3280
                uint64_t sz;
3281
                char *end;
3282

    
3283
                value = strtosz(optarg, &end);
3284
                if (value < 0 || *end) {
3285
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
3286
                    exit(1);
3287
                }
3288
                sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3289
                ram_size = sz;
3290
                if (ram_size != sz) {
3291
                    fprintf(stderr, "qemu: ram size too large\n");
3292
                    exit(1);
3293
                }
3294
                break;
3295
            }
3296
#ifdef CONFIG_TPM
3297
            case QEMU_OPTION_tpmdev:
3298
                if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3299
                    exit(1);
3300
                }
3301
                break;
3302
#endif
3303
            case QEMU_OPTION_mempath:
3304
                mem_path = optarg;
3305
                break;
3306
#ifdef MAP_POPULATE
3307
            case QEMU_OPTION_mem_prealloc:
3308
                mem_prealloc = 1;
3309
                break;
3310
#endif
3311
            case QEMU_OPTION_d:
3312
                log_mask = optarg;
3313
                break;
3314
            case QEMU_OPTION_D:
3315
                log_file = optarg;
3316
                break;
3317
            case QEMU_OPTION_s:
3318
                add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3319
                break;
3320
            case QEMU_OPTION_gdb:
3321
                add_device_config(DEV_GDB, optarg);
3322
                break;
3323
            case QEMU_OPTION_L:
3324
                if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3325
                    data_dir[data_dir_idx++] = optarg;
3326
                }
3327
                break;
3328
            case QEMU_OPTION_bios:
3329
                bios_name = optarg;
3330
                break;
3331
            case QEMU_OPTION_singlestep:
3332
                singlestep = 1;
3333
                break;
3334
            case QEMU_OPTION_S:
3335
                autostart = 0;
3336
                break;
3337
            case QEMU_OPTION_k:
3338
                keyboard_layout = optarg;
3339
                break;
3340
            case QEMU_OPTION_localtime:
3341
                rtc_utc = 0;
3342
                break;
3343
            case QEMU_OPTION_vga:
3344
                vga_model = optarg;
3345
                default_vga = 0;
3346
                break;
3347
            case QEMU_OPTION_g:
3348
                {
3349
                    const char *p;
3350
                    int w, h, depth;
3351
                    p = optarg;
3352
                    w = strtol(p, (char **)&p, 10);
3353
                    if (w <= 0) {
3354
                    graphic_error:
3355
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
3356
                        exit(1);
3357
                    }
3358
                    if (*p != 'x')
3359
                        goto graphic_error;
3360
                    p++;
3361
                    h = strtol(p, (char **)&p, 10);
3362
                    if (h <= 0)
3363
                        goto graphic_error;
3364
                    if (*p == 'x') {
3365
                        p++;
3366
                        depth = strtol(p, (char **)&p, 10);
3367
                        if (depth != 8 && depth != 15 && depth != 16 &&
3368
                            depth != 24 && depth != 32)
3369
                            goto graphic_error;
3370
                    } else if (*p == '\0') {
3371
                        depth = graphic_depth;
3372
                    } else {
3373
                        goto graphic_error;
3374
                    }
3375

    
3376
                    graphic_width = w;
3377
                    graphic_height = h;
3378
                    graphic_depth = depth;
3379
                }
3380
                break;
3381
            case QEMU_OPTION_echr:
3382
                {
3383
                    char *r;
3384
                    term_escape_char = strtol(optarg, &r, 0);
3385
                    if (r == optarg)
3386
                        printf("Bad argument to echr\n");
3387
                    break;
3388
                }
3389
            case QEMU_OPTION_monitor:
3390
                monitor_parse(optarg, "readline");
3391
                default_monitor = 0;
3392
                break;
3393
            case QEMU_OPTION_qmp:
3394
                monitor_parse(optarg, "control");
3395
                default_monitor = 0;
3396
                break;
3397
            case QEMU_OPTION_mon:
3398
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3399
                if (!opts) {
3400
                    exit(1);
3401
                }
3402
                default_monitor = 0;
3403
                break;
3404
            case QEMU_OPTION_chardev:
3405
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3406
                if (!opts) {
3407
                    exit(1);
3408
                }
3409
                break;
3410
            case QEMU_OPTION_fsdev:
3411
                olist = qemu_find_opts("fsdev");
3412
                if (!olist) {
3413
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3414
                    exit(1);
3415
                }
3416
                opts = qemu_opts_parse(olist, optarg, 1);
3417
                if (!opts) {
3418
                    exit(1);
3419
                }
3420
                break;
3421
            case QEMU_OPTION_virtfs: {
3422
                QemuOpts *fsdev;
3423
                QemuOpts *device;
3424
                const char *writeout, *sock_fd, *socket;
3425

    
3426
                olist = qemu_find_opts("virtfs");
3427
                if (!olist) {
3428
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3429
                    exit(1);
3430
                }
3431
                opts = qemu_opts_parse(olist, optarg, 1);
3432
                if (!opts) {
3433
                    exit(1);
3434
                }
3435

    
3436
                if (qemu_opt_get(opts, "fsdriver") == NULL ||
3437
                    qemu_opt_get(opts, "mount_tag") == NULL) {
3438
                    fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3439
                    exit(1);
3440
                }
3441
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3442
                                         qemu_opt_get(opts, "mount_tag"),
3443
                                         1, NULL);
3444
                if (!fsdev) {
3445
                    fprintf(stderr, "duplicate fsdev id: %s\n",
3446
                            qemu_opt_get(opts, "mount_tag"));
3447
                    exit(1);
3448
                }
3449

    
3450
                writeout = qemu_opt_get(opts, "writeout");
3451
                if (writeout) {
3452
#ifdef CONFIG_SYNC_FILE_RANGE
3453
                    qemu_opt_set(fsdev, "writeout", writeout);
3454
#else
3455
                    fprintf(stderr, "writeout=immediate not supported on "
3456
                            "this platform\n");
3457
                    exit(1);
3458
#endif
3459
                }
3460
                qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3461
                qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3462
                qemu_opt_set(fsdev, "security_model",
3463
                             qemu_opt_get(opts, "security_model"));
3464
                socket = qemu_opt_get(opts, "socket");
3465
                if (socket) {
3466
                    qemu_opt_set(fsdev, "socket", socket);
3467
                }
3468
                sock_fd = qemu_opt_get(opts, "sock_fd");
3469
                if (sock_fd) {
3470
                    qemu_opt_set(fsdev, "sock_fd", sock_fd);
3471
                }
3472

    
3473
                qemu_opt_set_bool(fsdev, "readonly",
3474
                                qemu_opt_get_bool(opts, "readonly", 0));
3475
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3476
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3477
                qemu_opt_set(device, "fsdev",
3478
                             qemu_opt_get(opts, "mount_tag"));
3479
                qemu_opt_set(device, "mount_tag",
3480
                             qemu_opt_get(opts, "mount_tag"));
3481
                break;
3482
            }
3483
            case QEMU_OPTION_virtfs_synth: {
3484
                QemuOpts *fsdev;
3485
                QemuOpts *device;
3486

    
3487
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3488
                                         1, NULL);
3489
                if (!fsdev) {
3490
                    fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3491
                    exit(1);
3492
                }
3493
                qemu_opt_set(fsdev, "fsdriver", "synth");
3494

    
3495
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3496
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3497
                qemu_opt_set(device, "fsdev", "v_synth");
3498
                qemu_opt_set(device, "mount_tag", "v_synth");
3499
                break;
3500
            }
3501
            case QEMU_OPTION_serial:
3502
                add_device_config(DEV_SERIAL, optarg);
3503
                default_serial = 0;
3504
                if (strncmp(optarg, "mon:", 4) == 0) {
3505
                    default_monitor = 0;
3506
                }
3507
                break;
3508
            case QEMU_OPTION_watchdog:
3509
                if (watchdog) {
3510
                    fprintf(stderr,
3511
                            "qemu: only one watchdog option may be given\n");
3512
                    return 1;
3513
                }
3514
                watchdog = optarg;
3515
                break;
3516
            case QEMU_OPTION_watchdog_action:
3517
                if (select_watchdog_action(optarg) == -1) {
3518
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
3519
                    exit(1);
3520
                }
3521
                break;
3522
            case QEMU_OPTION_virtiocon:
3523
                add_device_config(DEV_VIRTCON, optarg);
3524
                default_virtcon = 0;
3525
                if (strncmp(optarg, "mon:", 4) == 0) {
3526
                    default_monitor = 0;
3527
                }
3528
                break;
3529
            case QEMU_OPTION_parallel:
3530
                add_device_config(DEV_PARALLEL, optarg);
3531
                default_parallel = 0;
3532
                if (strncmp(optarg, "mon:", 4) == 0) {
3533
                    default_monitor = 0;
3534
                }
3535
                break;
3536
            case QEMU_OPTION_debugcon:
3537
                add_device_config(DEV_DEBUGCON, optarg);
3538
                break;
3539
            case QEMU_OPTION_loadvm:
3540
                loadvm = optarg;
3541
                break;
3542
            case QEMU_OPTION_full_screen:
3543
                full_screen = 1;
3544
                break;
3545
#ifdef CONFIG_SDL
3546
            case QEMU_OPTION_no_frame:
3547
                no_frame = 1;
3548
                break;
3549
            case QEMU_OPTION_alt_grab:
3550
                alt_grab = 1;
3551
                break;
3552
            case QEMU_OPTION_ctrl_grab:
3553
                ctrl_grab = 1;
3554
                break;
3555
            case QEMU_OPTION_no_quit:
3556
                no_quit = 1;
3557
                break;
3558
            case QEMU_OPTION_sdl:
3559
                display_type = DT_SDL;
3560
                break;
3561
#else
3562
            case QEMU_OPTION_no_frame:
3563
            case QEMU_OPTION_alt_grab:
3564
            case QEMU_OPTION_ctrl_grab:
3565
            case QEMU_OPTION_no_quit:
3566
            case QEMU_OPTION_sdl:
3567
                fprintf(stderr, "SDL support is disabled\n");
3568
                exit(1);
3569
#endif
3570
            case QEMU_OPTION_pidfile:
3571
                pid_file = optarg;
3572
                break;
3573
            case QEMU_OPTION_win2k_hack:
3574
                win2k_install_hack = 1;
3575
                break;
3576
            case QEMU_OPTION_rtc_td_hack: {
3577
                static GlobalProperty slew_lost_ticks[] = {
3578
                    {
3579
                        .driver   = "mc146818rtc",
3580
                        .property = "lost_tick_policy",
3581
                        .value    = "slew",
3582
                    },
3583
                    { /* end of list */ }
3584
                };
3585

    
3586
                qdev_prop_register_global_list(slew_lost_ticks);
3587
                break;
3588
            }
3589
            case QEMU_OPTION_acpitable:
3590
                opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
3591
                g_assert(opts != NULL);
3592
                do_acpitable_option(opts);
3593
                break;
3594
            case QEMU_OPTION_smbios:
3595
                do_smbios_option(optarg);
3596
                break;
3597
            case QEMU_OPTION_enable_kvm:
3598
                olist = qemu_find_opts("machine");
3599
                qemu_opts_parse(olist, "accel=kvm", 0);
3600
                break;
3601
            case QEMU_OPTION_machine:
3602
                olist = qemu_find_opts("machine");
3603
                opts = qemu_opts_parse(olist, optarg, 1);
3604
                if (!opts) {
3605
                    exit(1);
3606
                }
3607
                optarg = qemu_opt_get(opts, "type");
3608
                if (optarg) {
3609
                    machine = machine_parse(optarg);
3610
                }
3611
                break;
3612
             case QEMU_OPTION_no_kvm:
3613
                olist = qemu_find_opts("machine");
3614
                qemu_opts_parse(olist, "accel=tcg", 0);
3615
                break;
3616
            case QEMU_OPTION_no_kvm_pit: {
3617
                fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3618
                                "separately.\n");
3619
                break;
3620
            }
3621
            case QEMU_OPTION_no_kvm_pit_reinjection: {
3622
                static GlobalProperty kvm_pit_lost_tick_policy[] = {
3623
                    {
3624
                        .driver   = "kvm-pit",
3625
                        .property = "lost_tick_policy",
3626
                        .value    = "discard",
3627
                    },
3628
                    { /* end of list */ }
3629
                };
3630

    
3631
                fprintf(stderr, "Warning: option deprecated, use "
3632
                        "lost_tick_policy property of kvm-pit instead.\n");
3633
                qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3634
                break;
3635
            }
3636
            case QEMU_OPTION_usb:
3637
                olist = qemu_find_opts("machine");
3638
                qemu_opts_parse(olist, "usb=on", 0);
3639
                break;
3640
            case QEMU_OPTION_usbdevice:
3641
                olist = qemu_find_opts("machine");
3642
                qemu_opts_parse(olist, "usb=on", 0);
3643
                add_device_config(DEV_USB, optarg);
3644
                break;
3645
            case QEMU_OPTION_device:
3646
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3647
                    exit(1);
3648
                }
3649
                break;
3650
            case QEMU_OPTION_smp:
3651
                smp_parse(optarg);
3652
                if (smp_cpus < 1) {
3653
                    fprintf(stderr, "Invalid number of CPUs\n");
3654
                    exit(1);
3655
                }
3656
                if (max_cpus < smp_cpus) {
3657
                    fprintf(stderr, "maxcpus must be equal to or greater than "
3658
                            "smp\n");
3659
                    exit(1);
3660
                }
3661
                if (max_cpus > 255) {
3662
                    fprintf(stderr, "Unsupported number of maxcpus\n");
3663
                    exit(1);
3664
                }
3665
                break;
3666
            case QEMU_OPTION_vnc:
3667
#ifdef CONFIG_VNC
3668
                display_remote++;
3669
                vnc_display = optarg;
3670
#else
3671
                fprintf(stderr, "VNC support is disabled\n");
3672
                exit(1);
3673
#endif
3674
                break;
3675
            case QEMU_OPTION_no_acpi:
3676
                acpi_enabled = 0;
3677
                break;
3678
            case QEMU_OPTION_no_hpet:
3679
                no_hpet = 1;
3680
                break;
3681
            case QEMU_OPTION_balloon:
3682
                if (balloon_parse(optarg) < 0) {
3683
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3684
                    exit(1);
3685
                }
3686
                break;
3687
            case QEMU_OPTION_no_reboot:
3688
                no_reboot = 1;
3689
                break;
3690
            case QEMU_OPTION_no_shutdown:
3691
                no_shutdown = 1;
3692
                break;
3693
            case QEMU_OPTION_show_cursor:
3694
                cursor_hide = 0;
3695
                break;
3696
            case QEMU_OPTION_uuid:
3697
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3698
                    fprintf(stderr, "Fail to parse UUID string."
3699
                            " Wrong format.\n");
3700
                    exit(1);
3701
                }
3702
                break;
3703
            case QEMU_OPTION_option_rom:
3704
                if (nb_option_roms >= MAX_OPTION_ROMS) {
3705
                    fprintf(stderr, "Too many option ROMs\n");
3706
                    exit(1);
3707
                }
3708
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3709
                if (!opts) {
3710
                    exit(1);
3711
                }
3712
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3713
                option_rom[nb_option_roms].bootindex =
3714
                    qemu_opt_get_number(opts, "bootindex", -1);
3715
                if (!option_rom[nb_option_roms].name) {
3716
                    fprintf(stderr, "Option ROM file is not specified\n");
3717
                    exit(1);
3718
                }
3719
                nb_option_roms++;
3720
                break;
3721
            case QEMU_OPTION_semihosting:
3722
                semihosting_enabled = 1;
3723
                break;
3724
            case QEMU_OPTION_tdf:
3725
                fprintf(stderr, "Warning: user space PIT time drift fix "
3726
                                "is no longer supported.\n");
3727
                break;
3728
            case QEMU_OPTION_name:
3729
                qemu_name = g_strdup(optarg);
3730
                 {
3731
                     char *p = strchr(qemu_name, ',');
3732
                     if (p != NULL) {
3733
                        *p++ = 0;
3734
                        if (strncmp(p, "process=", 8)) {
3735
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
3736
                            exit(1);
3737
                        }
3738
                        p += 8;
3739
                        os_set_proc_name(p);
3740
                     }
3741
                 }
3742
                break;
3743
            case QEMU_OPTION_prom_env:
3744
                if (nb_prom_envs >= MAX_PROM_ENVS) {
3745
                    fprintf(stderr, "Too many prom variables\n");
3746
                    exit(1);
3747
                }
3748
                prom_envs[nb_prom_envs] = optarg;
3749
                nb_prom_envs++;
3750
                break;
3751
            case QEMU_OPTION_old_param:
3752
                old_param = 1;
3753
                break;
3754
            case QEMU_OPTION_clock:
3755
                configure_alarms(optarg);
3756
                break;
3757
            case QEMU_OPTION_startdate:
3758
                configure_rtc_date_offset(optarg, 1);
3759
                break;
3760
            case QEMU_OPTION_rtc:
3761
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3762
                if (!opts) {
3763
                    exit(1);
3764
                }
3765
                configure_rtc(opts);
3766
                break;
3767
            case QEMU_OPTION_tb_size:
3768
                tcg_tb_size = strtol(optarg, NULL, 0);
3769
                if (tcg_tb_size < 0) {
3770
                    tcg_tb_size = 0;
3771
                }
3772
                break;
3773
            case QEMU_OPTION_icount:
3774
                icount_option = optarg;
3775
                break;
3776
            case QEMU_OPTION_incoming:
3777
                incoming = optarg;
3778
                runstate_set(RUN_STATE_INMIGRATE);
3779
                break;
3780
            case QEMU_OPTION_nodefaults:
3781
                default_serial = 0;
3782
                default_parallel = 0;
3783
                default_virtcon = 0;
3784
                default_sclp = 0;
3785
                default_monitor = 0;
3786
                default_net = 0;
3787
                default_floppy = 0;
3788
                default_cdrom = 0;
3789
                default_sdcard = 0;
3790
                default_vga = 0;
3791
                break;
3792
            case QEMU_OPTION_xen_domid:
3793
                if (!(xen_available())) {
3794
                    printf("Option %s not supported for this target\n", popt->name);
3795
                    exit(1);
3796
                }
3797
                xen_domid = atoi(optarg);
3798
                break;
3799
            case QEMU_OPTION_xen_create:
3800
                if (!(xen_available())) {
3801
                    printf("Option %s not supported for this target\n", popt->name);
3802
                    exit(1);
3803
                }
3804
                xen_mode = XEN_CREATE;
3805
                break;
3806
            case QEMU_OPTION_xen_attach:
3807
                if (!(xen_available())) {
3808
                    printf("Option %s not supported for this target\n", popt->name);
3809
                    exit(1);
3810
                }
3811
                xen_mode = XEN_ATTACH;
3812
                break;
3813
            case QEMU_OPTION_trace:
3814
            {
3815
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3816
                if (!opts) {
3817
                    exit(1);
3818
                }
3819
                trace_events = qemu_opt_get(opts, "events");
3820
                trace_file = qemu_opt_get(opts, "file");
3821
                break;
3822
            }
3823
            case QEMU_OPTION_readconfig:
3824
                {
3825
                    int ret = qemu_read_config_file(optarg);
3826
                    if (ret < 0) {
3827
                        fprintf(stderr, "read config %s: %s\n", optarg,
3828
                            strerror(-ret));
3829
                        exit(1);
3830
                    }
3831
                    break;
3832
                }
3833
            case QEMU_OPTION_spice:
3834
                olist = qemu_find_opts("spice");
3835
                if (!olist) {
3836
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
3837
                    exit(1);
3838
                }
3839
                opts = qemu_opts_parse(olist, optarg, 0);
3840
                if (!opts) {
3841
                    exit(1);
3842
                }
3843
                display_remote++;
3844
                break;
3845
            case QEMU_OPTION_writeconfig:
3846
                {
3847
                    FILE *fp;
3848
                    if (strcmp(optarg, "-") == 0) {
3849
                        fp = stdout;
3850
                    } else {
3851
                        fp = fopen(optarg, "w");
3852
                        if (fp == NULL) {
3853
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3854
                            exit(1);
3855
                        }
3856
                    }
3857
                    qemu_config_write(fp);
3858
                    fclose(fp);
3859
                    break;
3860
                }
3861
            case QEMU_OPTION_qtest:
3862
                qtest_chrdev = optarg;
3863
                break;
3864
            case QEMU_OPTION_qtest_log:
3865
                qtest_log = optarg;
3866
                break;
3867
            case QEMU_OPTION_sandbox:
3868
                opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3869
                if (!opts) {
3870
                    exit(1);
3871
                }
3872
                break;
3873
            case QEMU_OPTION_add_fd:
3874
#ifndef _WIN32
3875
                opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3876
                if (!opts) {
3877
                    exit(1);
3878
                }
3879
#else
3880
                error_report("File descriptor passing is disabled on this "
3881
                             "platform");
3882
                exit(1);
3883
#endif
3884
                break;
3885
            case QEMU_OPTION_object:
3886
                opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3887
                if (!opts) {
3888
                    exit(1);
3889
                }
3890
                break;
3891
            default:
3892
                os_parse_cmd_args(popt->index, optarg);
3893
            }
3894
        }
3895
    }
3896
    loc_set_none();
3897

    
3898
    if (qemu_init_main_loop()) {
3899
        fprintf(stderr, "qemu_init_main_loop failed\n");
3900
        exit(1);
3901
    }
3902

    
3903
    if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3904
        exit(1);
3905
    }
3906

    
3907
#ifndef _WIN32
3908
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3909
        exit(1);
3910
    }
3911

    
3912
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3913
        exit(1);
3914
    }
3915
#endif
3916

    
3917
    if (machine == NULL) {
3918
        fprintf(stderr, "No machine found.\n");
3919
        exit(1);
3920
    }
3921

    
3922
    if (machine->hw_version) {
3923
        qemu_set_version(machine->hw_version);
3924
    }
3925

    
3926
    if (qemu_opts_foreach(qemu_find_opts("object"),
3927
                          object_create, NULL, 0) != 0) {
3928
        exit(1);
3929
    }
3930

    
3931
    /* Init CPU def lists, based on config
3932
     * - Must be called after all the qemu_read_config_file() calls
3933
     * - Must be called before list_cpus()
3934
     * - Must be called before machine->init()
3935
     */
3936
    cpudef_init();
3937

    
3938
    if (cpu_model && is_help_option(cpu_model)) {
3939
        list_cpus(stdout, &fprintf, cpu_model);
3940
        exit(0);
3941
    }
3942

    
3943
    /* Open the logfile at this point, if necessary. We can't open the logfile
3944
     * when encountering either of the logging options (-d or -D) because the
3945
     * other one may be encountered later on the command line, changing the
3946
     * location or level of logging.
3947
     */
3948
    if (log_mask) {
3949
        int mask;
3950
        if (log_file) {
3951
            qemu_set_log_filename(log_file);
3952
        }
3953

    
3954
        mask = qemu_str_to_log_mask(log_mask);
3955
        if (!mask) {
3956
            qemu_print_log_usage(stdout);
3957
            exit(1);
3958
        }
3959
        qemu_set_log(mask);
3960
    }
3961

    
3962
    if (!trace_backend_init(trace_events, trace_file)) {
3963
        exit(1);
3964
    }
3965

    
3966
    /* If no data_dir is specified then try to find it relative to the
3967
       executable path.  */
3968
    if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3969
        data_dir[data_dir_idx] = os_find_datadir(argv[0]);
3970
        if (data_dir[data_dir_idx] != NULL) {
3971
            data_dir_idx++;
3972
        }
3973
    }
3974
    /* If all else fails use the install path specified when building. */
3975
    if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3976
        data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
3977
    }
3978

    
3979
    /*
3980
     * Default to max_cpus = smp_cpus, in case the user doesn't
3981
     * specify a max_cpus value.
3982
     */
3983
    if (!max_cpus)
3984
        max_cpus = smp_cpus;
3985

    
3986
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3987
    if (smp_cpus > machine->max_cpus) {
3988
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3989
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
3990
                machine->max_cpus);
3991
        exit(1);
3992
    }
3993

    
3994
    /*
3995
     * Get the default machine options from the machine if it is not already
3996
     * specified either by the configuration file or by the command line.
3997
     */
3998
    if (machine->default_machine_opts) {
3999
        qemu_opts_set_defaults(qemu_find_opts("machine"),
4000
                               machine->default_machine_opts, 0);
4001
    }
4002

    
4003
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
4004
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
4005

    
4006
    if (machine->no_serial) {
4007
        default_serial = 0;
4008
    }
4009
    if (machine->no_parallel) {
4010
        default_parallel = 0;
4011
    }
4012
    if (!machine->use_virtcon) {
4013
        default_virtcon = 0;
4014
    }
4015
    if (!machine->use_sclp) {
4016
        default_sclp = 0;
4017
    }
4018
    if (machine->no_floppy) {
4019
        default_floppy = 0;
4020
    }
4021
    if (machine->no_cdrom) {
4022
        default_cdrom = 0;
4023
    }
4024
    if (machine->no_sdcard) {
4025
        default_sdcard = 0;
4026
    }
4027

    
4028
    if (is_daemonized()) {
4029
        /* According to documentation and historically, -nographic redirects
4030
         * serial port, parallel port and monitor to stdio, which does not work
4031
         * with -daemonize.  We can redirect these to null instead, but since
4032
         * -nographic is legacy, let's just error out.
4033
         * We disallow -nographic only if all other ports are not redirected
4034
         * explicitly, to not break existing legacy setups which uses
4035
         * -nographic _and_ redirects all ports explicitly - this is valid
4036
         * usage, -nographic is just a no-op in this case.
4037
         */
4038
        if (display_type == DT_NOGRAPHIC
4039
            && (default_parallel || default_serial
4040
                || default_monitor || default_virtcon)) {
4041
            fprintf(stderr, "-nographic can not be used with -daemonize\n");
4042
            exit(1);
4043
        }
4044
#ifdef CONFIG_CURSES
4045
        if (display_type == DT_CURSES) {
4046
            fprintf(stderr, "curses display can not be used with -daemonize\n");
4047
            exit(1);
4048
        }
4049
#endif
4050
    }
4051

    
4052
    if (display_type == DT_NOGRAPHIC) {
4053
        if (default_parallel)
4054
            add_device_config(DEV_PARALLEL, "null");
4055
        if (default_serial && default_monitor) {
4056
            add_device_config(DEV_SERIAL, "mon:stdio");
4057
        } else if (default_virtcon && default_monitor) {
4058
            add_device_config(DEV_VIRTCON, "mon:stdio");
4059
        } else if (default_sclp && default_monitor) {
4060
            add_device_config(DEV_SCLP, "mon:stdio");
4061
        } else {
4062
            if (default_serial)
4063
                add_device_config(DEV_SERIAL, "stdio");
4064
            if (default_virtcon)
4065
                add_device_config(DEV_VIRTCON, "stdio");
4066
            if (default_sclp) {
4067
                add_device_config(DEV_SCLP, "stdio");
4068
            }
4069
            if (default_monitor)
4070
                monitor_parse("stdio", "readline");
4071
        }
4072
    } else {
4073
        if (default_serial)
4074
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
4075
        if (default_parallel)
4076
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
4077
        if (default_monitor)
4078
            monitor_parse("vc:80Cx24C", "readline");
4079
        if (default_virtcon)
4080
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4081
        if (default_sclp) {
4082
            add_device_config(DEV_SCLP, "vc:80Cx24C");
4083
        }
4084
    }
4085

    
4086
    if (display_type == DT_DEFAULT && !display_remote) {
4087
#if defined(CONFIG_GTK)
4088
        display_type = DT_GTK;
4089
#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4090
        display_type = DT_SDL;
4091
#elif defined(CONFIG_VNC)
4092
        vnc_display = "localhost:0,to=99";
4093
        show_vnc_port = 1;
4094
#else
4095
        display_type = DT_NONE;
4096
#endif
4097
    }
4098

    
4099
#if defined(CONFIG_GTK)
4100
    if (display_type == DT_GTK) {
4101
        early_gtk_display_init();
4102
    }
4103
#endif
4104

    
4105
    socket_init();
4106

    
4107
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
4108
        exit(1);
4109
#ifdef CONFIG_VIRTFS
4110
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4111
        exit(1);
4112
    }
4113
#endif
4114

    
4115
    os_daemonize();
4116

    
4117
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4118
        os_pidfile_error();
4119
        exit(1);
4120
    }
4121

    
4122
    /* init the memory */
4123
    if (ram_size == 0) {
4124
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4125
    }
4126

    
4127
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4128
        != 0) {
4129
        exit(0);
4130
    }
4131

    
4132
    configure_accelerator();
4133

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

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

    
4147
    linux_boot = (kernel_filename != NULL);
4148

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

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

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

    
4164
    os_set_line_buffering();
4165

    
4166
    qemu_init_cpu_loop();
4167
    qemu_mutex_lock_iothread();
4168

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

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

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

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

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

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

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

    
4205
    cpu_exec_init_all();
4206

    
4207
    blk_mig_init();
4208

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

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

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

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

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

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

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

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

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

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

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

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

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

    
4304
    qdev_machine_init();
4305

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

    
4316
    cpu_synchronize_all_post_init();
4317

    
4318
    set_numa_modes();
4319

    
4320
    current_machine = machine;
4321

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

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

    
4332
    net_check_clients();
4333

    
4334
    /* just use the first displaystate for the moment */
4335
    ds = get_displaystate();
4336

    
4337
    /* init local displays */
4338
    switch (display_type) {
4339
    case DT_NOGRAPHIC:
4340
        break;
4341
#if defined(CONFIG_CURSES)
4342
    case DT_CURSES:
4343
        curses_display_init(ds, full_screen);
4344
        break;
4345
#endif
4346
#if defined(CONFIG_SDL)
4347
    case DT_SDL:
4348
        sdl_display_init(ds, full_screen, no_frame);
4349
        break;
4350
#elif defined(CONFIG_COCOA)
4351
    case DT_SDL:
4352
        cocoa_display_init(ds, full_screen);
4353
        break;
4354
#endif
4355
#if defined(CONFIG_GTK)
4356
    case DT_GTK:
4357
        gtk_display_init(ds);
4358
        break;
4359
#endif
4360
    default:
4361
        break;
4362
    }
4363

    
4364
    /* must be after terminal init, SDL library changes signal handlers */
4365
    os_setup_signal_handling();
4366

    
4367
#ifdef CONFIG_VNC
4368
    /* init remote displays */
4369
    if (vnc_display) {
4370
        Error *local_err = NULL;
4371
        vnc_display_init(ds);
4372
        vnc_display_open(ds, vnc_display, &local_err);
4373
        if (local_err != NULL) {
4374
            fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
4375
                    vnc_display, error_get_pretty(local_err));
4376
            error_free(local_err);
4377
            exit(1);
4378
        }
4379

    
4380
        if (show_vnc_port) {
4381
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4382
        }
4383
    }
4384
#endif
4385
#ifdef CONFIG_SPICE
4386
    if (using_spice && !qxl_enabled) {
4387
        qemu_spice_display_init(ds);
4388
    }
4389
#endif
4390

    
4391
    /* display setup */
4392
    text_consoles_set_display(ds);
4393

    
4394
    if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4395
        exit(1);
4396
    }
4397

    
4398
    qdev_machine_creation_done();
4399

    
4400
    if (rom_load_all() != 0) {
4401
        fprintf(stderr, "rom loading failed\n");
4402
        exit(1);
4403
    }
4404

    
4405
    /* TODO: once all bus devices are qdevified, this should be done
4406
     * when bus is created by qdev.c */
4407
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4408
    qemu_run_machine_init_done_notifiers();
4409

    
4410
    qemu_system_reset(VMRESET_SILENT);
4411
    if (loadvm) {
4412
        if (load_vmstate(loadvm) < 0) {
4413
            autostart = 0;
4414
        }
4415
    }
4416

    
4417
    if (incoming) {
4418
        Error *local_err = NULL;
4419
        qemu_start_incoming_migration(incoming, &local_err);
4420
        if (local_err) {
4421
            fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
4422
            error_free(local_err);
4423
            exit(1);
4424
        }
4425
    } else if (autostart) {
4426
        vm_start();
4427
    }
4428

    
4429
    os_setup_post();
4430

    
4431
    resume_all_vcpus();
4432
    main_loop();
4433
    bdrv_close_all();
4434
    pause_all_vcpus();
4435
    res_free();
4436
#ifdef CONFIG_TPM
4437
    tpm_cleanup();
4438
#endif
4439

    
4440
    return 0;
4441
}