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

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

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

    
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#ifdef __sun__
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#include <sys/stat.h>
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#include <sys/ethernet.h>
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#include <sys/sockio.h>
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#include <netinet/arp.h>
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#include <netinet/in_systm.h>
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#include <netinet/ip.h>
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#include <netinet/ip_icmp.h> // must come after ip.h
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#include <netinet/udp.h>
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#include <netinet/tcp.h>
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#include <net/if.h>
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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>
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int qemu_main(int argc, char **argv, char **envp);
100
int main(int argc, char **argv)
101
{
102
    return qemu_main(argc, argv, NULL);
103
}
104
#undef main
105
#define main qemu_main
106
#endif
107
#endif /* CONFIG_SDL */
108

    
109
#ifdef CONFIG_COCOA
110
#undef main
111
#define main qemu_main
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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/pc.h"
121
#include "hw/isa.h"
122
#include "char/baum.h"
123
#include "hw/bt.h"
124
#include "hw/watchdog.h"
125
#include "hw/smbios.h"
126
#include "hw/xen.h"
127
#include "hw/qdev.h"
128
#include "hw/loader.h"
129
#include "monitor/qdev.h"
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#include "bt/bt.h"
131
#include "net/net.h"
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#include "net/slirp.h"
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#include "monitor/monitor.h"
134
#include "ui/console.h"
135
#include "sysemu/sysemu.h"
136
#include "exec/gdbstub.h"
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#include "qemu/timer.h"
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#include "char/char.h"
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#include "qemu/cache-utils.h"
140
#include "sysemu/blockdev.h"
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#include "hw/block-common.h"
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#include "migration/block.h"
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#include "sysemu/dma.h"
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#include "audio/audio.h"
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#include "migration/migration.h"
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#include "sysemu/kvm.h"
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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"
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#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"
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#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
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//#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;
183
const char *bios_name = NULL;
184
enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
185
DisplayType display_type = DT_DEFAULT;
186
static int display_remote;
187
const char* keyboard_layout = NULL;
188
ram_addr_t ram_size;
189
const char *mem_path = NULL;
190
#ifdef MAP_POPULATE
191
int mem_prealloc = 0; /* force preallocation of physical target memory */
192
#endif
193
int nb_nics;
194
NICInfo nd_table[MAX_NICS];
195
int autostart;
196
static int rtc_utc = 1;
197
static int rtc_date_offset = -1; /* -1 means no change */
198
QEMUClock *rtc_clock;
199
int vga_interface_type = VGA_NONE;
200
static int full_screen = 0;
201
#ifdef CONFIG_SDL
202
static int no_frame = 0;
203
#endif
204
int no_quit = 0;
205
CharDriverState *serial_hds[MAX_SERIAL_PORTS];
206
CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
207
CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
208
CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
209
int win2k_install_hack = 0;
210
int singlestep = 0;
211
int smp_cpus = 1;
212
int max_cpus = 0;
213
int smp_cores = 1;
214
int smp_threads = 1;
215
#ifdef CONFIG_VNC
216
const char *vnc_display;
217
#endif
218
int acpi_enabled = 1;
219
int no_hpet = 0;
220
int fd_bootchk = 1;
221
static int no_reboot;
222
int no_shutdown = 0;
223
int cursor_hide = 1;
224
int graphic_rotate = 0;
225
const char *watchdog;
226
QEMUOptionRom option_rom[MAX_OPTION_ROMS];
227
int nb_option_roms;
228
int semihosting_enabled = 0;
229
int old_param = 0;
230
const char *qemu_name;
231
int alt_grab = 0;
232
int ctrl_grab = 0;
233
unsigned int nb_prom_envs = 0;
234
const char *prom_envs[MAX_PROM_ENVS];
235
int boot_menu;
236
uint8_t *boot_splash_filedata;
237
size_t boot_splash_filedata_size;
238
uint8_t qemu_extra_params_fw[2];
239

    
240
typedef struct FWBootEntry FWBootEntry;
241

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

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

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

    
256
uint8_t qemu_uuid[16];
257

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

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

    
264
static NotifierList machine_init_done_notifiers =
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    NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
266

    
267
static bool tcg_allowed = true;
268
bool kvm_allowed;
269
bool xen_allowed;
270
uint32_t xen_domid;
271
enum xen_mode xen_mode = XEN_EMULATE;
272
static int tcg_tb_size;
273

    
274
static int default_serial = 1;
275
static int default_parallel = 1;
276
static int default_virtcon = 1;
277
static int default_sclp = 1;
278
static int default_monitor = 1;
279
static int default_floppy = 1;
280
static int default_cdrom = 1;
281
static int default_sdcard = 1;
282
static int default_vga = 1;
283

    
284
static struct {
285
    const char *driver;
286
    int *flag;
287
} default_list[] = {
288
    { .driver = "isa-serial",           .flag = &default_serial    },
289
    { .driver = "isa-parallel",         .flag = &default_parallel  },
290
    { .driver = "isa-fdc",              .flag = &default_floppy    },
291
    { .driver = "ide-cd",               .flag = &default_cdrom     },
292
    { .driver = "ide-hd",               .flag = &default_cdrom     },
293
    { .driver = "ide-drive",            .flag = &default_cdrom     },
294
    { .driver = "scsi-cd",              .flag = &default_cdrom     },
295
    { .driver = "virtio-serial-pci",    .flag = &default_virtcon   },
296
    { .driver = "virtio-serial-s390",   .flag = &default_virtcon   },
297
    { .driver = "virtio-serial",        .flag = &default_virtcon   },
298
    { .driver = "VGA",                  .flag = &default_vga       },
299
    { .driver = "isa-vga",              .flag = &default_vga       },
300
    { .driver = "cirrus-vga",           .flag = &default_vga       },
301
    { .driver = "isa-cirrus-vga",       .flag = &default_vga       },
302
    { .driver = "vmware-svga",          .flag = &default_vga       },
303
    { .driver = "qxl-vga",              .flag = &default_vga       },
304
};
305

    
306
static QemuOptsList qemu_rtc_opts = {
307
    .name = "rtc",
308
    .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
309
    .desc = {
310
        {
311
            .name = "base",
312
            .type = QEMU_OPT_STRING,
313
        },{
314
            .name = "clock",
315
            .type = QEMU_OPT_STRING,
316
        },{
317
            .name = "driftfix",
318
            .type = QEMU_OPT_STRING,
319
        },
320
        { /* end of list */ }
321
    },
322
};
323

    
324
static QemuOptsList qemu_sandbox_opts = {
325
    .name = "sandbox",
326
    .implied_opt_name = "enable",
327
    .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
328
    .desc = {
329
        {
330
            .name = "enable",
331
            .type = QEMU_OPT_BOOL,
332
        },
333
        { /* end of list */ }
334
    },
335
};
336

    
337
static QemuOptsList qemu_trace_opts = {
338
    .name = "trace",
339
    .implied_opt_name = "trace",
340
    .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
341
    .desc = {
342
        {
343
            .name = "events",
344
            .type = QEMU_OPT_STRING,
345
        },{
346
            .name = "file",
347
            .type = QEMU_OPT_STRING,
348
        },
349
        { /* end of list */ }
350
    },
351
};
352

    
353
static QemuOptsList qemu_option_rom_opts = {
354
    .name = "option-rom",
355
    .implied_opt_name = "romfile",
356
    .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
357
    .desc = {
358
        {
359
            .name = "bootindex",
360
            .type = QEMU_OPT_NUMBER,
361
        }, {
362
            .name = "romfile",
363
            .type = QEMU_OPT_STRING,
364
        },
365
        { /* end of list */ }
366
    },
367
};
368

    
369
static QemuOptsList qemu_machine_opts = {
370
    .name = "machine",
371
    .implied_opt_name = "type",
372
    .merge_lists = true,
373
    .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
374
    .desc = {
375
        {
376
            .name = "type",
377
            .type = QEMU_OPT_STRING,
378
            .help = "emulated machine"
379
        }, {
380
            .name = "accel",
381
            .type = QEMU_OPT_STRING,
382
            .help = "accelerator list",
383
        }, {
384
            .name = "kernel_irqchip",
385
            .type = QEMU_OPT_BOOL,
386
            .help = "use KVM in-kernel irqchip",
387
        }, {
388
            .name = "kvm_shadow_mem",
389
            .type = QEMU_OPT_SIZE,
390
            .help = "KVM shadow MMU size",
391
        }, {
392
            .name = "kernel",
393
            .type = QEMU_OPT_STRING,
394
            .help = "Linux kernel image file",
395
        }, {
396
            .name = "initrd",
397
            .type = QEMU_OPT_STRING,
398
            .help = "Linux initial ramdisk file",
399
        }, {
400
            .name = "append",
401
            .type = QEMU_OPT_STRING,
402
            .help = "Linux kernel command line",
403
        }, {
404
            .name = "dtb",
405
            .type = QEMU_OPT_STRING,
406
            .help = "Linux kernel device tree file",
407
        }, {
408
            .name = "dumpdtb",
409
            .type = QEMU_OPT_STRING,
410
            .help = "Dump current dtb to a file and quit",
411
        }, {
412
            .name = "phandle_start",
413
            .type = QEMU_OPT_STRING,
414
            .help = "The first phandle ID we may generate dynamically",
415
        }, {
416
            .name = "dt_compatible",
417
            .type = QEMU_OPT_STRING,
418
            .help = "Overrides the \"compatible\" property of the dt root node",
419
        }, {
420
            .name = "dump-guest-core",
421
            .type = QEMU_OPT_BOOL,
422
            .help = "Include guest memory in  a core dump",
423
        }, {
424
            .name = "mem-merge",
425
            .type = QEMU_OPT_BOOL,
426
            .help = "enable/disable memory merge support",
427
        },{
428
            .name = "usb",
429
            .type = QEMU_OPT_BOOL,
430
            .help = "Set on/off to enable/disable usb",
431
        },
432
        { /* End of list */ }
433
    },
434
};
435

    
436
static QemuOptsList qemu_boot_opts = {
437
    .name = "boot-opts",
438
    .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
439
    .desc = {
440
        /* the three names below are not used now */
441
        {
442
            .name = "order",
443
            .type = QEMU_OPT_STRING,
444
        }, {
445
            .name = "once",
446
            .type = QEMU_OPT_STRING,
447
        }, {
448
            .name = "menu",
449
            .type = QEMU_OPT_STRING,
450
        /* following are really used */
451
        }, {
452
            .name = "splash",
453
            .type = QEMU_OPT_STRING,
454
        }, {
455
            .name = "splash-time",
456
            .type = QEMU_OPT_STRING,
457
        }, {
458
            .name = "reboot-timeout",
459
            .type = QEMU_OPT_STRING,
460
        },
461
        { /*End of list */ }
462
    },
463
};
464

    
465
static QemuOptsList qemu_add_fd_opts = {
466
    .name = "add-fd",
467
    .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
468
    .desc = {
469
        {
470
            .name = "fd",
471
            .type = QEMU_OPT_NUMBER,
472
            .help = "file descriptor of which a duplicate is added to fd set",
473
        },{
474
            .name = "set",
475
            .type = QEMU_OPT_NUMBER,
476
            .help = "ID of the fd set to add fd to",
477
        },{
478
            .name = "opaque",
479
            .type = QEMU_OPT_STRING,
480
            .help = "free-form string used to describe fd",
481
        },
482
        { /* end of list */ }
483
    },
484
};
485

    
486
static QemuOptsList qemu_object_opts = {
487
    .name = "object",
488
    .implied_opt_name = "qom-type",
489
    .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
490
    .desc = {
491
        { }
492
    },
493
};
494

    
495
const char *qemu_get_vm_name(void)
496
{
497
    return qemu_name;
498
}
499

    
500
static void res_free(void)
501
{
502
    if (boot_splash_filedata != NULL) {
503
        g_free(boot_splash_filedata);
504
        boot_splash_filedata = NULL;
505
    }
506
}
507

    
508
static int default_driver_check(QemuOpts *opts, void *opaque)
509
{
510
    const char *driver = qemu_opt_get(opts, "driver");
511
    int i;
512

    
513
    if (!driver)
514
        return 0;
515
    for (i = 0; i < ARRAY_SIZE(default_list); i++) {
516
        if (strcmp(default_list[i].driver, driver) != 0)
517
            continue;
518
        *(default_list[i].flag) = 0;
519
    }
520
    return 0;
521
}
522

    
523
/***********************************************************/
524
/* QEMU state */
525

    
526
static RunState current_run_state = RUN_STATE_PRELAUNCH;
527

    
528
typedef struct {
529
    RunState from;
530
    RunState to;
531
} RunStateTransition;
532

    
533
static const RunStateTransition runstate_transitions_def[] = {
534
    /*     from      ->     to      */
535
    { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
536

    
537
    { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
538
    { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
539

    
540
    { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
541
    { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
542

    
543
    { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
544
    { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
545

    
546
    { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
547
    { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
548

    
549
    { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
550
    { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
551

    
552
    { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
553
    { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
554
    { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
555

    
556
    { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
557
    { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
558

    
559
    { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
560

    
561
    { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
562
    { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
563
    { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
564
    { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
565
    { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
566
    { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
567
    { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
568
    { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
569
    { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
570

    
571
    { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
572

    
573
    { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
574
    { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
575

    
576
    { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
577
    { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
578
    { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
579
    { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
580

    
581
    { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
582
    { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
583

    
584
    { RUN_STATE_MAX, RUN_STATE_MAX },
585
};
586

    
587
static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
588

    
589
bool runstate_check(RunState state)
590
{
591
    return current_run_state == state;
592
}
593

    
594
static void runstate_init(void)
595
{
596
    const RunStateTransition *p;
597

    
598
    memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
599

    
600
    for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
601
        runstate_valid_transitions[p->from][p->to] = true;
602
    }
603
}
604

    
605
/* This function will abort() on invalid state transitions */
606
void runstate_set(RunState new_state)
607
{
608
    assert(new_state < RUN_STATE_MAX);
609

    
610
    if (!runstate_valid_transitions[current_run_state][new_state]) {
611
        fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
612
                RunState_lookup[current_run_state],
613
                RunState_lookup[new_state]);
614
        abort();
615
    }
616

    
617
    current_run_state = new_state;
618
}
619

    
620
int runstate_is_running(void)
621
{
622
    return runstate_check(RUN_STATE_RUNNING);
623
}
624

    
625
StatusInfo *qmp_query_status(Error **errp)
626
{
627
    StatusInfo *info = g_malloc0(sizeof(*info));
628

    
629
    info->running = runstate_is_running();
630
    info->singlestep = singlestep;
631
    info->status = current_run_state;
632

    
633
    return info;
634
}
635

    
636
/***********************************************************/
637
/* real time host monotonic timer */
638

    
639
/***********************************************************/
640
/* host time/date access */
641
void qemu_get_timedate(struct tm *tm, int offset)
642
{
643
    time_t ti;
644

    
645
    time(&ti);
646
    ti += offset;
647
    if (rtc_date_offset == -1) {
648
        if (rtc_utc)
649
            gmtime_r(&ti, tm);
650
        else
651
            localtime_r(&ti, tm);
652
    } else {
653
        ti -= rtc_date_offset;
654
        gmtime_r(&ti, tm);
655
    }
656
}
657

    
658
int qemu_timedate_diff(struct tm *tm)
659
{
660
    time_t seconds;
661

    
662
    if (rtc_date_offset == -1)
663
        if (rtc_utc)
664
            seconds = mktimegm(tm);
665
        else {
666
            struct tm tmp = *tm;
667
            tmp.tm_isdst = -1; /* use timezone to figure it out */
668
            seconds = mktime(&tmp);
669
        }
670
    else
671
        seconds = mktimegm(tm) + rtc_date_offset;
672

    
673
    return seconds - time(NULL);
674
}
675

    
676
void rtc_change_mon_event(struct tm *tm)
677
{
678
    QObject *data;
679

    
680
    data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
681
    monitor_protocol_event(QEVENT_RTC_CHANGE, data);
682
    qobject_decref(data);
683
}
684

    
685
static void configure_rtc_date_offset(const char *startdate, int legacy)
686
{
687
    time_t rtc_start_date;
688
    struct tm tm;
689

    
690
    if (!strcmp(startdate, "now") && legacy) {
691
        rtc_date_offset = -1;
692
    } else {
693
        if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
694
                   &tm.tm_year,
695
                   &tm.tm_mon,
696
                   &tm.tm_mday,
697
                   &tm.tm_hour,
698
                   &tm.tm_min,
699
                   &tm.tm_sec) == 6) {
700
            /* OK */
701
        } else if (sscanf(startdate, "%d-%d-%d",
702
                          &tm.tm_year,
703
                          &tm.tm_mon,
704
                          &tm.tm_mday) == 3) {
705
            tm.tm_hour = 0;
706
            tm.tm_min = 0;
707
            tm.tm_sec = 0;
708
        } else {
709
            goto date_fail;
710
        }
711
        tm.tm_year -= 1900;
712
        tm.tm_mon--;
713
        rtc_start_date = mktimegm(&tm);
714
        if (rtc_start_date == -1) {
715
        date_fail:
716
            fprintf(stderr, "Invalid date format. Valid formats are:\n"
717
                            "'2006-06-17T16:01:21' or '2006-06-17'\n");
718
            exit(1);
719
        }
720
        rtc_date_offset = time(NULL) - rtc_start_date;
721
    }
722
}
723

    
724
static void configure_rtc(QemuOpts *opts)
725
{
726
    const char *value;
727

    
728
    value = qemu_opt_get(opts, "base");
729
    if (value) {
730
        if (!strcmp(value, "utc")) {
731
            rtc_utc = 1;
732
        } else if (!strcmp(value, "localtime")) {
733
            rtc_utc = 0;
734
        } else {
735
            configure_rtc_date_offset(value, 0);
736
        }
737
    }
738
    value = qemu_opt_get(opts, "clock");
739
    if (value) {
740
        if (!strcmp(value, "host")) {
741
            rtc_clock = host_clock;
742
        } else if (!strcmp(value, "rt")) {
743
            rtc_clock = rt_clock;
744
        } else if (!strcmp(value, "vm")) {
745
            rtc_clock = vm_clock;
746
        } else {
747
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
748
            exit(1);
749
        }
750
    }
751
    value = qemu_opt_get(opts, "driftfix");
752
    if (value) {
753
        if (!strcmp(value, "slew")) {
754
            static GlobalProperty slew_lost_ticks[] = {
755
                {
756
                    .driver   = "mc146818rtc",
757
                    .property = "lost_tick_policy",
758
                    .value    = "slew",
759
                },
760
                { /* end of list */ }
761
            };
762

    
763
            qdev_prop_register_global_list(slew_lost_ticks);
764
        } else if (!strcmp(value, "none")) {
765
            /* discard is default */
766
        } else {
767
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
768
            exit(1);
769
        }
770
    }
771
}
772

    
773
/***********************************************************/
774
/* Bluetooth support */
775
static int nb_hcis;
776
static int cur_hci;
777
static struct HCIInfo *hci_table[MAX_NICS];
778

    
779
static struct bt_vlan_s {
780
    struct bt_scatternet_s net;
781
    int id;
782
    struct bt_vlan_s *next;
783
} *first_bt_vlan;
784

    
785
/* find or alloc a new bluetooth "VLAN" */
786
static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
787
{
788
    struct bt_vlan_s **pvlan, *vlan;
789
    for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
790
        if (vlan->id == id)
791
            return &vlan->net;
792
    }
793
    vlan = g_malloc0(sizeof(struct bt_vlan_s));
794
    vlan->id = id;
795
    pvlan = &first_bt_vlan;
796
    while (*pvlan != NULL)
797
        pvlan = &(*pvlan)->next;
798
    *pvlan = vlan;
799
    return &vlan->net;
800
}
801

    
802
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
803
{
804
}
805

    
806
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
807
{
808
    return -ENOTSUP;
809
}
810

    
811
static struct HCIInfo null_hci = {
812
    .cmd_send = null_hci_send,
813
    .sco_send = null_hci_send,
814
    .acl_send = null_hci_send,
815
    .bdaddr_set = null_hci_addr_set,
816
};
817

    
818
struct HCIInfo *qemu_next_hci(void)
819
{
820
    if (cur_hci == nb_hcis)
821
        return &null_hci;
822

    
823
    return hci_table[cur_hci++];
824
}
825

    
826
static struct HCIInfo *hci_init(const char *str)
827
{
828
    char *endp;
829
    struct bt_scatternet_s *vlan = 0;
830

    
831
    if (!strcmp(str, "null"))
832
        /* null */
833
        return &null_hci;
834
    else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
835
        /* host[:hciN] */
836
        return bt_host_hci(str[4] ? str + 5 : "hci0");
837
    else if (!strncmp(str, "hci", 3)) {
838
        /* hci[,vlan=n] */
839
        if (str[3]) {
840
            if (!strncmp(str + 3, ",vlan=", 6)) {
841
                vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
842
                if (*endp)
843
                    vlan = 0;
844
            }
845
        } else
846
            vlan = qemu_find_bt_vlan(0);
847
        if (vlan)
848
           return bt_new_hci(vlan);
849
    }
850

    
851
    fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
852

    
853
    return 0;
854
}
855

    
856
static int bt_hci_parse(const char *str)
857
{
858
    struct HCIInfo *hci;
859
    bdaddr_t bdaddr;
860

    
861
    if (nb_hcis >= MAX_NICS) {
862
        fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
863
        return -1;
864
    }
865

    
866
    hci = hci_init(str);
867
    if (!hci)
868
        return -1;
869

    
870
    bdaddr.b[0] = 0x52;
871
    bdaddr.b[1] = 0x54;
872
    bdaddr.b[2] = 0x00;
873
    bdaddr.b[3] = 0x12;
874
    bdaddr.b[4] = 0x34;
875
    bdaddr.b[5] = 0x56 + nb_hcis;
876
    hci->bdaddr_set(hci, bdaddr.b);
877

    
878
    hci_table[nb_hcis++] = hci;
879

    
880
    return 0;
881
}
882

    
883
static void bt_vhci_add(int vlan_id)
884
{
885
    struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
886

    
887
    if (!vlan->slave)
888
        fprintf(stderr, "qemu: warning: adding a VHCI to "
889
                        "an empty scatternet %i\n", vlan_id);
890

    
891
    bt_vhci_init(bt_new_hci(vlan));
892
}
893

    
894
static struct bt_device_s *bt_device_add(const char *opt)
895
{
896
    struct bt_scatternet_s *vlan;
897
    int vlan_id = 0;
898
    char *endp = strstr(opt, ",vlan=");
899
    int len = (endp ? endp - opt : strlen(opt)) + 1;
900
    char devname[10];
901

    
902
    pstrcpy(devname, MIN(sizeof(devname), len), opt);
903

    
904
    if (endp) {
905
        vlan_id = strtol(endp + 6, &endp, 0);
906
        if (*endp) {
907
            fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
908
            return 0;
909
        }
910
    }
911

    
912
    vlan = qemu_find_bt_vlan(vlan_id);
913

    
914
    if (!vlan->slave)
915
        fprintf(stderr, "qemu: warning: adding a slave device to "
916
                        "an empty scatternet %i\n", vlan_id);
917

    
918
    if (!strcmp(devname, "keyboard"))
919
        return bt_keyboard_init(vlan);
920

    
921
    fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
922
    return 0;
923
}
924

    
925
static int bt_parse(const char *opt)
926
{
927
    const char *endp, *p;
928
    int vlan;
929

    
930
    if (strstart(opt, "hci", &endp)) {
931
        if (!*endp || *endp == ',') {
932
            if (*endp)
933
                if (!strstart(endp, ",vlan=", 0))
934
                    opt = endp + 1;
935

    
936
            return bt_hci_parse(opt);
937
       }
938
    } else if (strstart(opt, "vhci", &endp)) {
939
        if (!*endp || *endp == ',') {
940
            if (*endp) {
941
                if (strstart(endp, ",vlan=", &p)) {
942
                    vlan = strtol(p, (char **) &endp, 0);
943
                    if (*endp) {
944
                        fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
945
                        return 1;
946
                    }
947
                } else {
948
                    fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
949
                    return 1;
950
                }
951
            } else
952
                vlan = 0;
953

    
954
            bt_vhci_add(vlan);
955
            return 0;
956
        }
957
    } else if (strstart(opt, "device:", &endp))
958
        return !bt_device_add(endp);
959

    
960
    fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
961
    return 1;
962
}
963

    
964
static int parse_sandbox(QemuOpts *opts, void *opaque)
965
{
966
    /* FIXME: change this to true for 1.3 */
967
    if (qemu_opt_get_bool(opts, "enable", false)) {
968
#ifdef CONFIG_SECCOMP
969
        if (seccomp_start() < 0) {
970
            qerror_report(ERROR_CLASS_GENERIC_ERROR,
971
                          "failed to install seccomp syscall filter in the kernel");
972
            return -1;
973
        }
974
#else
975
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
976
                      "sandboxing request but seccomp is not compiled into this build");
977
        return -1;
978
#endif
979
    }
980

    
981
    return 0;
982
}
983

    
984
/*********QEMU USB setting******/
985
bool usb_enabled(bool default_usb)
986
{
987
    QemuOpts *mach_opts;
988
    mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
989
    if (mach_opts) {
990
        return qemu_opt_get_bool(mach_opts, "usb", default_usb);
991
    }
992
    return default_usb;
993
}
994

    
995
#ifndef _WIN32
996
static int parse_add_fd(QemuOpts *opts, void *opaque)
997
{
998
    int fd, dupfd, flags;
999
    int64_t fdset_id;
1000
    const char *fd_opaque = NULL;
1001

    
1002
    fd = qemu_opt_get_number(opts, "fd", -1);
1003
    fdset_id = qemu_opt_get_number(opts, "set", -1);
1004
    fd_opaque = qemu_opt_get(opts, "opaque");
1005

    
1006
    if (fd < 0) {
1007
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1008
                      "fd option is required and must be non-negative");
1009
        return -1;
1010
    }
1011

    
1012
    if (fd <= STDERR_FILENO) {
1013
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1014
                      "fd cannot be a standard I/O stream");
1015
        return -1;
1016
    }
1017

    
1018
    /*
1019
     * All fds inherited across exec() necessarily have FD_CLOEXEC
1020
     * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1021
     */
1022
    flags = fcntl(fd, F_GETFD);
1023
    if (flags == -1 || (flags & FD_CLOEXEC)) {
1024
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1025
                      "fd is not valid or already in use");
1026
        return -1;
1027
    }
1028

    
1029
    if (fdset_id < 0) {
1030
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1031
                      "set option is required and must be non-negative");
1032
        return -1;
1033
    }
1034

    
1035
#ifdef F_DUPFD_CLOEXEC
1036
    dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1037
#else
1038
    dupfd = dup(fd);
1039
    if (dupfd != -1) {
1040
        qemu_set_cloexec(dupfd);
1041
    }
1042
#endif
1043
    if (dupfd == -1) {
1044
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1045
                      "Error duplicating fd: %s", strerror(errno));
1046
        return -1;
1047
    }
1048

    
1049
    /* add the duplicate fd, and optionally the opaque string, to the fd set */
1050
    monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1051
                         fd_opaque, NULL);
1052

    
1053
    return 0;
1054
}
1055

    
1056
static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1057
{
1058
    int fd;
1059

    
1060
    fd = qemu_opt_get_number(opts, "fd", -1);
1061
    close(fd);
1062

    
1063
    return 0;
1064
}
1065
#endif
1066

    
1067
/***********************************************************/
1068
/* QEMU Block devices */
1069

    
1070
#define HD_OPTS "media=disk"
1071
#define CDROM_OPTS "media=cdrom"
1072
#define FD_OPTS ""
1073
#define PFLASH_OPTS ""
1074
#define MTD_OPTS ""
1075
#define SD_OPTS ""
1076

    
1077
static int drive_init_func(QemuOpts *opts, void *opaque)
1078
{
1079
    BlockInterfaceType *block_default_type = opaque;
1080

    
1081
    return drive_init(opts, *block_default_type) == NULL;
1082
}
1083

    
1084
static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1085
{
1086
    if (NULL == qemu_opt_get(opts, "snapshot")) {
1087
        qemu_opt_set(opts, "snapshot", "on");
1088
    }
1089
    return 0;
1090
}
1091

    
1092
static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1093
                          int index, const char *optstr)
1094
{
1095
    QemuOpts *opts;
1096

    
1097
    if (!enable || drive_get_by_index(type, index)) {
1098
        return;
1099
    }
1100

    
1101
    opts = drive_add(type, index, NULL, optstr);
1102
    if (snapshot) {
1103
        drive_enable_snapshot(opts, NULL);
1104
    }
1105
    if (!drive_init(opts, type)) {
1106
        exit(1);
1107
    }
1108
}
1109

    
1110
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1111
{
1112
    boot_set_handler = func;
1113
    boot_set_opaque = opaque;
1114
}
1115

    
1116
int qemu_boot_set(const char *boot_devices)
1117
{
1118
    if (!boot_set_handler) {
1119
        return -EINVAL;
1120
    }
1121
    return boot_set_handler(boot_set_opaque, boot_devices);
1122
}
1123

    
1124
static void validate_bootdevices(char *devices)
1125
{
1126
    /* We just do some generic consistency checks */
1127
    const char *p;
1128
    int bitmap = 0;
1129

    
1130
    for (p = devices; *p != '\0'; p++) {
1131
        /* Allowed boot devices are:
1132
         * a-b: floppy disk drives
1133
         * c-f: IDE disk drives
1134
         * g-m: machine implementation dependent drives
1135
         * n-p: network devices
1136
         * It's up to each machine implementation to check if the given boot
1137
         * devices match the actual hardware implementation and firmware
1138
         * features.
1139
         */
1140
        if (*p < 'a' || *p > 'p') {
1141
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
1142
            exit(1);
1143
        }
1144
        if (bitmap & (1 << (*p - 'a'))) {
1145
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1146
            exit(1);
1147
        }
1148
        bitmap |= 1 << (*p - 'a');
1149
    }
1150
}
1151

    
1152
static void restore_boot_devices(void *opaque)
1153
{
1154
    char *standard_boot_devices = opaque;
1155
    static int first = 1;
1156

    
1157
    /* Restore boot order and remove ourselves after the first boot */
1158
    if (first) {
1159
        first = 0;
1160
        return;
1161
    }
1162

    
1163
    qemu_boot_set(standard_boot_devices);
1164

    
1165
    qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
1166
    g_free(standard_boot_devices);
1167
}
1168

    
1169
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1170
                          const char *suffix)
1171
{
1172
    FWBootEntry *node, *i;
1173

    
1174
    if (bootindex < 0) {
1175
        return;
1176
    }
1177

    
1178
    assert(dev != NULL || suffix != NULL);
1179

    
1180
    node = g_malloc0(sizeof(FWBootEntry));
1181
    node->bootindex = bootindex;
1182
    node->suffix = suffix ? g_strdup(suffix) : NULL;
1183
    node->dev = dev;
1184

    
1185
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1186
        if (i->bootindex == bootindex) {
1187
            fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1188
            exit(1);
1189
        } else if (i->bootindex < bootindex) {
1190
            continue;
1191
        }
1192
        QTAILQ_INSERT_BEFORE(i, node, link);
1193
        return;
1194
    }
1195
    QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1196
}
1197

    
1198
/*
1199
 * This function returns null terminated string that consist of new line
1200
 * separated device paths.
1201
 *
1202
 * memory pointed by "size" is assigned total length of the array in bytes
1203
 *
1204
 */
1205
char *get_boot_devices_list(size_t *size)
1206
{
1207
    FWBootEntry *i;
1208
    size_t total = 0;
1209
    char *list = NULL;
1210

    
1211
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1212
        char *devpath = NULL, *bootpath;
1213
        size_t len;
1214

    
1215
        if (i->dev) {
1216
            devpath = qdev_get_fw_dev_path(i->dev);
1217
            assert(devpath);
1218
        }
1219

    
1220
        if (i->suffix && devpath) {
1221
            size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1222

    
1223
            bootpath = g_malloc(bootpathlen);
1224
            snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1225
            g_free(devpath);
1226
        } else if (devpath) {
1227
            bootpath = devpath;
1228
        } else {
1229
            assert(i->suffix);
1230
            bootpath = g_strdup(i->suffix);
1231
        }
1232

    
1233
        if (total) {
1234
            list[total-1] = '\n';
1235
        }
1236
        len = strlen(bootpath) + 1;
1237
        list = g_realloc(list, total + len);
1238
        memcpy(&list[total], bootpath, len);
1239
        total += len;
1240
        g_free(bootpath);
1241
    }
1242

    
1243
    *size = total;
1244

    
1245
    return list;
1246
}
1247

    
1248
static void numa_node_parse_cpus(int nodenr, const char *cpus)
1249
{
1250
    char *endptr;
1251
    unsigned long long value, endvalue;
1252

    
1253
    /* Empty CPU range strings will be considered valid, they will simply
1254
     * not set any bit in the CPU bitmap.
1255
     */
1256
    if (!*cpus) {
1257
        return;
1258
    }
1259

    
1260
    if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1261
        goto error;
1262
    }
1263
    if (*endptr == '-') {
1264
        if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1265
            goto error;
1266
        }
1267
    } else if (*endptr == '\0') {
1268
        endvalue = value;
1269
    } else {
1270
        goto error;
1271
    }
1272

    
1273
    if (endvalue >= MAX_CPUMASK_BITS) {
1274
        endvalue = MAX_CPUMASK_BITS - 1;
1275
        fprintf(stderr,
1276
            "qemu: NUMA: A max of %d VCPUs are supported\n",
1277
             MAX_CPUMASK_BITS);
1278
    }
1279

    
1280
    if (endvalue < value) {
1281
        goto error;
1282
    }
1283

    
1284
    bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1285
    return;
1286

    
1287
error:
1288
    fprintf(stderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1289
    exit(1);
1290
}
1291

    
1292
static void numa_add(const char *optarg)
1293
{
1294
    char option[128];
1295
    char *endptr;
1296
    unsigned long long nodenr;
1297

    
1298
    optarg = get_opt_name(option, 128, optarg, ',');
1299
    if (*optarg == ',') {
1300
        optarg++;
1301
    }
1302
    if (!strcmp(option, "node")) {
1303

    
1304
        if (nb_numa_nodes >= MAX_NODES) {
1305
            fprintf(stderr, "qemu: too many NUMA nodes\n");
1306
            exit(1);
1307
        }
1308

    
1309
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1310
            nodenr = nb_numa_nodes;
1311
        } else {
1312
            if (parse_uint_full(option, &nodenr, 10) < 0) {
1313
                fprintf(stderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1314
                exit(1);
1315
            }
1316
        }
1317

    
1318
        if (nodenr >= MAX_NODES) {
1319
            fprintf(stderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1320
            exit(1);
1321
        }
1322

    
1323
        if (get_param_value(option, 128, "mem", optarg) == 0) {
1324
            node_mem[nodenr] = 0;
1325
        } else {
1326
            int64_t sval;
1327
            sval = strtosz(option, &endptr);
1328
            if (sval < 0 || *endptr) {
1329
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1330
                exit(1);
1331
            }
1332
            node_mem[nodenr] = sval;
1333
        }
1334
        if (get_param_value(option, 128, "cpus", optarg) != 0) {
1335
            numa_node_parse_cpus(nodenr, option);
1336
        }
1337
        nb_numa_nodes++;
1338
    } else {
1339
        fprintf(stderr, "Invalid -numa option: %s\n", option);
1340
        exit(1);
1341
    }
1342
}
1343

    
1344
static void smp_parse(const char *optarg)
1345
{
1346
    int smp, sockets = 0, threads = 0, cores = 0;
1347
    char *endptr;
1348
    char option[128];
1349

    
1350
    smp = strtoul(optarg, &endptr, 10);
1351
    if (endptr != optarg) {
1352
        if (*endptr == ',') {
1353
            endptr++;
1354
        }
1355
    }
1356
    if (get_param_value(option, 128, "sockets", endptr) != 0)
1357
        sockets = strtoull(option, NULL, 10);
1358
    if (get_param_value(option, 128, "cores", endptr) != 0)
1359
        cores = strtoull(option, NULL, 10);
1360
    if (get_param_value(option, 128, "threads", endptr) != 0)
1361
        threads = strtoull(option, NULL, 10);
1362
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1363
        max_cpus = strtoull(option, NULL, 10);
1364

    
1365
    /* compute missing values, prefer sockets over cores over threads */
1366
    if (smp == 0 || sockets == 0) {
1367
        sockets = sockets > 0 ? sockets : 1;
1368
        cores = cores > 0 ? cores : 1;
1369
        threads = threads > 0 ? threads : 1;
1370
        if (smp == 0) {
1371
            smp = cores * threads * sockets;
1372
        }
1373
    } else {
1374
        if (cores == 0) {
1375
            threads = threads > 0 ? threads : 1;
1376
            cores = smp / (sockets * threads);
1377
        } else {
1378
            threads = smp / (cores * sockets);
1379
        }
1380
    }
1381
    smp_cpus = smp;
1382
    smp_cores = cores > 0 ? cores : 1;
1383
    smp_threads = threads > 0 ? threads : 1;
1384
    if (max_cpus == 0)
1385
        max_cpus = smp_cpus;
1386
}
1387

    
1388
/***********************************************************/
1389
/* USB devices */
1390

    
1391
static int usb_device_add(const char *devname)
1392
{
1393
    const char *p;
1394
    USBDevice *dev = NULL;
1395

    
1396
    if (!usb_enabled(false)) {
1397
        return -1;
1398
    }
1399

    
1400
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
1401
    dev = usbdevice_create(devname);
1402
    if (dev)
1403
        goto done;
1404

    
1405
    /* the other ones */
1406
#ifndef CONFIG_LINUX
1407
    /* only the linux version is qdev-ified, usb-bsd still needs this */
1408
    if (strstart(devname, "host:", &p)) {
1409
        dev = usb_host_device_open(usb_bus_find(-1), p);
1410
    } else
1411
#endif
1412
    if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1413
        dev = usb_bt_init(usb_bus_find(-1),
1414
                          devname[2] ? hci_init(p)
1415
                                     : bt_new_hci(qemu_find_bt_vlan(0)));
1416
    } else {
1417
        return -1;
1418
    }
1419
    if (!dev)
1420
        return -1;
1421

    
1422
done:
1423
    return 0;
1424
}
1425

    
1426
static int usb_device_del(const char *devname)
1427
{
1428
    int bus_num, addr;
1429
    const char *p;
1430

    
1431
    if (strstart(devname, "host:", &p)) {
1432
        return -1;
1433
    }
1434

    
1435
    if (!usb_enabled(false)) {
1436
        return -1;
1437
    }
1438

    
1439
    p = strchr(devname, '.');
1440
    if (!p)
1441
        return -1;
1442
    bus_num = strtoul(devname, NULL, 0);
1443
    addr = strtoul(p + 1, NULL, 0);
1444

    
1445
    return usb_device_delete_addr(bus_num, addr);
1446
}
1447

    
1448
static int usb_parse(const char *cmdline)
1449
{
1450
    int r;
1451
    r = usb_device_add(cmdline);
1452
    if (r < 0) {
1453
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1454
    }
1455
    return r;
1456
}
1457

    
1458
void do_usb_add(Monitor *mon, const QDict *qdict)
1459
{
1460
    const char *devname = qdict_get_str(qdict, "devname");
1461
    if (usb_device_add(devname) < 0) {
1462
        error_report("could not add USB device '%s'", devname);
1463
    }
1464
}
1465

    
1466
void do_usb_del(Monitor *mon, const QDict *qdict)
1467
{
1468
    const char *devname = qdict_get_str(qdict, "devname");
1469
    if (usb_device_del(devname) < 0) {
1470
        error_report("could not delete USB device '%s'", devname);
1471
    }
1472
}
1473

    
1474
/***********************************************************/
1475
/* PCMCIA/Cardbus */
1476

    
1477
static struct pcmcia_socket_entry_s {
1478
    PCMCIASocket *socket;
1479
    struct pcmcia_socket_entry_s *next;
1480
} *pcmcia_sockets = 0;
1481

    
1482
void pcmcia_socket_register(PCMCIASocket *socket)
1483
{
1484
    struct pcmcia_socket_entry_s *entry;
1485

    
1486
    entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1487
    entry->socket = socket;
1488
    entry->next = pcmcia_sockets;
1489
    pcmcia_sockets = entry;
1490
}
1491

    
1492
void pcmcia_socket_unregister(PCMCIASocket *socket)
1493
{
1494
    struct pcmcia_socket_entry_s *entry, **ptr;
1495

    
1496
    ptr = &pcmcia_sockets;
1497
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1498
        if (entry->socket == socket) {
1499
            *ptr = entry->next;
1500
            g_free(entry);
1501
        }
1502
}
1503

    
1504
void pcmcia_info(Monitor *mon, const QDict *qdict)
1505
{
1506
    struct pcmcia_socket_entry_s *iter;
1507

    
1508
    if (!pcmcia_sockets)
1509
        monitor_printf(mon, "No PCMCIA sockets\n");
1510

    
1511
    for (iter = pcmcia_sockets; iter; iter = iter->next)
1512
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1513
                       iter->socket->attached ? iter->socket->card_string :
1514
                       "Empty");
1515
}
1516

    
1517
/***********************************************************/
1518
/* machine registration */
1519

    
1520
static QEMUMachine *first_machine = NULL;
1521
QEMUMachine *current_machine = NULL;
1522

    
1523
int qemu_register_machine(QEMUMachine *m)
1524
{
1525
    QEMUMachine **pm;
1526
    pm = &first_machine;
1527
    while (*pm != NULL)
1528
        pm = &(*pm)->next;
1529
    m->next = NULL;
1530
    *pm = m;
1531
    return 0;
1532
}
1533

    
1534
static QEMUMachine *find_machine(const char *name)
1535
{
1536
    QEMUMachine *m;
1537

    
1538
    for(m = first_machine; m != NULL; m = m->next) {
1539
        if (!strcmp(m->name, name))
1540
            return m;
1541
        if (m->alias && !strcmp(m->alias, name))
1542
            return m;
1543
    }
1544
    return NULL;
1545
}
1546

    
1547
QEMUMachine *find_default_machine(void)
1548
{
1549
    QEMUMachine *m;
1550

    
1551
    for(m = first_machine; m != NULL; m = m->next) {
1552
        if (m->is_default) {
1553
            return m;
1554
        }
1555
    }
1556
    return NULL;
1557
}
1558

    
1559
MachineInfoList *qmp_query_machines(Error **errp)
1560
{
1561
    MachineInfoList *mach_list = NULL;
1562
    QEMUMachine *m;
1563

    
1564
    for (m = first_machine; m; m = m->next) {
1565
        MachineInfoList *entry;
1566
        MachineInfo *info;
1567

    
1568
        info = g_malloc0(sizeof(*info));
1569
        if (m->is_default) {
1570
            info->has_is_default = true;
1571
            info->is_default = true;
1572
        }
1573

    
1574
        if (m->alias) {
1575
            info->has_alias = true;
1576
            info->alias = g_strdup(m->alias);
1577
        }
1578

    
1579
        info->name = g_strdup(m->name);
1580

    
1581
        entry = g_malloc0(sizeof(*entry));
1582
        entry->value = info;
1583
        entry->next = mach_list;
1584
        mach_list = entry;
1585
    }
1586

    
1587
    return mach_list;
1588
}
1589

    
1590
/***********************************************************/
1591
/* main execution loop */
1592

    
1593
static void gui_update(void *opaque)
1594
{
1595
    uint64_t interval = GUI_REFRESH_INTERVAL;
1596
    DisplayState *ds = opaque;
1597
    DisplayChangeListener *dcl;
1598

    
1599
    dpy_refresh(ds);
1600

    
1601
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1602
        if (dcl->gui_timer_interval &&
1603
            dcl->gui_timer_interval < interval)
1604
            interval = dcl->gui_timer_interval;
1605
    }
1606
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1607
}
1608

    
1609
void gui_setup_refresh(DisplayState *ds)
1610
{
1611
    DisplayChangeListener *dcl;
1612
    bool need_timer = false;
1613
    bool have_gfx = false;
1614
    bool have_text = false;
1615

    
1616
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1617
        if (dcl->dpy_refresh != NULL) {
1618
            need_timer = true;
1619
        }
1620
        if (dcl->dpy_gfx_update != NULL) {
1621
            have_gfx = true;
1622
        }
1623
        if (dcl->dpy_text_update != NULL) {
1624
            have_text = true;
1625
        }
1626
    }
1627

    
1628
    if (need_timer && ds->gui_timer == NULL) {
1629
        ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
1630
        qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
1631
    }
1632
    if (!need_timer && ds->gui_timer != NULL) {
1633
        qemu_del_timer(ds->gui_timer);
1634
        qemu_free_timer(ds->gui_timer);
1635
        ds->gui_timer = NULL;
1636
    }
1637

    
1638
    ds->have_gfx = have_gfx;
1639
    ds->have_text = have_text;
1640
}
1641

    
1642
struct vm_change_state_entry {
1643
    VMChangeStateHandler *cb;
1644
    void *opaque;
1645
    QLIST_ENTRY (vm_change_state_entry) entries;
1646
};
1647

    
1648
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1649

    
1650
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1651
                                                     void *opaque)
1652
{
1653
    VMChangeStateEntry *e;
1654

    
1655
    e = g_malloc0(sizeof (*e));
1656

    
1657
    e->cb = cb;
1658
    e->opaque = opaque;
1659
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1660
    return e;
1661
}
1662

    
1663
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1664
{
1665
    QLIST_REMOVE (e, entries);
1666
    g_free (e);
1667
}
1668

    
1669
void vm_state_notify(int running, RunState state)
1670
{
1671
    VMChangeStateEntry *e;
1672

    
1673
    trace_vm_state_notify(running, state);
1674

    
1675
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1676
        e->cb(e->opaque, running, state);
1677
    }
1678
}
1679

    
1680
void vm_start(void)
1681
{
1682
    if (!runstate_is_running()) {
1683
        cpu_enable_ticks();
1684
        runstate_set(RUN_STATE_RUNNING);
1685
        vm_state_notify(1, RUN_STATE_RUNNING);
1686
        resume_all_vcpus();
1687
        monitor_protocol_event(QEVENT_RESUME, NULL);
1688
    }
1689
}
1690

    
1691
/* reset/shutdown handler */
1692

    
1693
typedef struct QEMUResetEntry {
1694
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1695
    QEMUResetHandler *func;
1696
    void *opaque;
1697
} QEMUResetEntry;
1698

    
1699
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1700
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1701
static int reset_requested;
1702
static int shutdown_requested, shutdown_signal = -1;
1703
static pid_t shutdown_pid;
1704
static int powerdown_requested;
1705
static int debug_requested;
1706
static int suspend_requested;
1707
static int wakeup_requested;
1708
static NotifierList powerdown_notifiers =
1709
    NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1710
static NotifierList suspend_notifiers =
1711
    NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1712
static NotifierList wakeup_notifiers =
1713
    NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1714
static uint32_t wakeup_reason_mask = ~0;
1715
static RunState vmstop_requested = RUN_STATE_MAX;
1716

    
1717
int qemu_shutdown_requested_get(void)
1718
{
1719
    return shutdown_requested;
1720
}
1721

    
1722
int qemu_reset_requested_get(void)
1723
{
1724
    return reset_requested;
1725
}
1726

    
1727
static int qemu_shutdown_requested(void)
1728
{
1729
    int r = shutdown_requested;
1730
    shutdown_requested = 0;
1731
    return r;
1732
}
1733

    
1734
static void qemu_kill_report(void)
1735
{
1736
    if (!qtest_enabled() && shutdown_signal != -1) {
1737
        fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1738
        if (shutdown_pid == 0) {
1739
            /* This happens for eg ^C at the terminal, so it's worth
1740
             * avoiding printing an odd message in that case.
1741
             */
1742
            fputc('\n', stderr);
1743
        } else {
1744
            fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1745
        }
1746
        shutdown_signal = -1;
1747
    }
1748
}
1749

    
1750
static int qemu_reset_requested(void)
1751
{
1752
    int r = reset_requested;
1753
    reset_requested = 0;
1754
    return r;
1755
}
1756

    
1757
static int qemu_suspend_requested(void)
1758
{
1759
    int r = suspend_requested;
1760
    suspend_requested = 0;
1761
    return r;
1762
}
1763

    
1764
static int qemu_wakeup_requested(void)
1765
{
1766
    int r = wakeup_requested;
1767
    wakeup_requested = 0;
1768
    return r;
1769
}
1770

    
1771
static int qemu_powerdown_requested(void)
1772
{
1773
    int r = powerdown_requested;
1774
    powerdown_requested = 0;
1775
    return r;
1776
}
1777

    
1778
static int qemu_debug_requested(void)
1779
{
1780
    int r = debug_requested;
1781
    debug_requested = 0;
1782
    return r;
1783
}
1784

    
1785
/* We use RUN_STATE_MAX but any invalid value will do */
1786
static bool qemu_vmstop_requested(RunState *r)
1787
{
1788
    if (vmstop_requested < RUN_STATE_MAX) {
1789
        *r = vmstop_requested;
1790
        vmstop_requested = RUN_STATE_MAX;
1791
        return true;
1792
    }
1793

    
1794
    return false;
1795
}
1796

    
1797
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1798
{
1799
    QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1800

    
1801
    re->func = func;
1802
    re->opaque = opaque;
1803
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1804
}
1805

    
1806
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1807
{
1808
    QEMUResetEntry *re;
1809

    
1810
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1811
        if (re->func == func && re->opaque == opaque) {
1812
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1813
            g_free(re);
1814
            return;
1815
        }
1816
    }
1817
}
1818

    
1819
void qemu_devices_reset(void)
1820
{
1821
    QEMUResetEntry *re, *nre;
1822

    
1823
    /* reset all devices */
1824
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1825
        re->func(re->opaque);
1826
    }
1827
}
1828

    
1829
void qemu_system_reset(bool report)
1830
{
1831
    if (current_machine && current_machine->reset) {
1832
        current_machine->reset();
1833
    } else {
1834
        qemu_devices_reset();
1835
    }
1836
    if (report) {
1837
        monitor_protocol_event(QEVENT_RESET, NULL);
1838
    }
1839
    cpu_synchronize_all_post_reset();
1840
}
1841

    
1842
void qemu_system_reset_request(void)
1843
{
1844
    if (no_reboot) {
1845
        shutdown_requested = 1;
1846
    } else {
1847
        reset_requested = 1;
1848
    }
1849
    cpu_stop_current();
1850
    qemu_notify_event();
1851
}
1852

    
1853
static void qemu_system_suspend(void)
1854
{
1855
    pause_all_vcpus();
1856
    notifier_list_notify(&suspend_notifiers, NULL);
1857
    runstate_set(RUN_STATE_SUSPENDED);
1858
    monitor_protocol_event(QEVENT_SUSPEND, NULL);
1859
}
1860

    
1861
void qemu_system_suspend_request(void)
1862
{
1863
    if (runstate_check(RUN_STATE_SUSPENDED)) {
1864
        return;
1865
    }
1866
    suspend_requested = 1;
1867
    cpu_stop_current();
1868
    qemu_notify_event();
1869
}
1870

    
1871
void qemu_register_suspend_notifier(Notifier *notifier)
1872
{
1873
    notifier_list_add(&suspend_notifiers, notifier);
1874
}
1875

    
1876
void qemu_system_wakeup_request(WakeupReason reason)
1877
{
1878
    if (!runstate_check(RUN_STATE_SUSPENDED)) {
1879
        return;
1880
    }
1881
    if (!(wakeup_reason_mask & (1 << reason))) {
1882
        return;
1883
    }
1884
    runstate_set(RUN_STATE_RUNNING);
1885
    notifier_list_notify(&wakeup_notifiers, &reason);
1886
    wakeup_requested = 1;
1887
    qemu_notify_event();
1888
}
1889

    
1890
void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1891
{
1892
    if (enabled) {
1893
        wakeup_reason_mask |= (1 << reason);
1894
    } else {
1895
        wakeup_reason_mask &= ~(1 << reason);
1896
    }
1897
}
1898

    
1899
void qemu_register_wakeup_notifier(Notifier *notifier)
1900
{
1901
    notifier_list_add(&wakeup_notifiers, notifier);
1902
}
1903

    
1904
void qemu_system_killed(int signal, pid_t pid)
1905
{
1906
    shutdown_signal = signal;
1907
    shutdown_pid = pid;
1908
    no_shutdown = 0;
1909
    qemu_system_shutdown_request();
1910
}
1911

    
1912
void qemu_system_shutdown_request(void)
1913
{
1914
    shutdown_requested = 1;
1915
    qemu_notify_event();
1916
}
1917

    
1918
static void qemu_system_powerdown(void)
1919
{
1920
    monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1921
    notifier_list_notify(&powerdown_notifiers, NULL);
1922
}
1923

    
1924
void qemu_system_powerdown_request(void)
1925
{
1926
    powerdown_requested = 1;
1927
    qemu_notify_event();
1928
}
1929

    
1930
void qemu_register_powerdown_notifier(Notifier *notifier)
1931
{
1932
    notifier_list_add(&powerdown_notifiers, notifier);
1933
}
1934

    
1935
void qemu_system_debug_request(void)
1936
{
1937
    debug_requested = 1;
1938
    qemu_notify_event();
1939
}
1940

    
1941
void qemu_system_vmstop_request(RunState state)
1942
{
1943
    vmstop_requested = state;
1944
    qemu_notify_event();
1945
}
1946

    
1947
static bool main_loop_should_exit(void)
1948
{
1949
    RunState r;
1950
    if (qemu_debug_requested()) {
1951
        vm_stop(RUN_STATE_DEBUG);
1952
    }
1953
    if (qemu_suspend_requested()) {
1954
        qemu_system_suspend();
1955
    }
1956
    if (qemu_shutdown_requested()) {
1957
        qemu_kill_report();
1958
        monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1959
        if (no_shutdown) {
1960
            vm_stop(RUN_STATE_SHUTDOWN);
1961
        } else {
1962
            return true;
1963
        }
1964
    }
1965
    if (qemu_reset_requested()) {
1966
        pause_all_vcpus();
1967
        cpu_synchronize_all_states();
1968
        qemu_system_reset(VMRESET_REPORT);
1969
        resume_all_vcpus();
1970
        if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1971
            runstate_check(RUN_STATE_SHUTDOWN)) {
1972
            runstate_set(RUN_STATE_PAUSED);
1973
        }
1974
    }
1975
    if (qemu_wakeup_requested()) {
1976
        pause_all_vcpus();
1977
        cpu_synchronize_all_states();
1978
        qemu_system_reset(VMRESET_SILENT);
1979
        resume_all_vcpus();
1980
        monitor_protocol_event(QEVENT_WAKEUP, NULL);
1981
    }
1982
    if (qemu_powerdown_requested()) {
1983
        qemu_system_powerdown();
1984
    }
1985
    if (qemu_vmstop_requested(&r)) {
1986
        vm_stop(r);
1987
    }
1988
    return false;
1989
}
1990

    
1991
static void main_loop(void)
1992
{
1993
    bool nonblocking;
1994
    int last_io = 0;
1995
#ifdef CONFIG_PROFILER
1996
    int64_t ti;
1997
#endif
1998
    do {
1999
        nonblocking = !kvm_enabled() && last_io > 0;
2000
#ifdef CONFIG_PROFILER
2001
        ti = profile_getclock();
2002
#endif
2003
        last_io = main_loop_wait(nonblocking);
2004
#ifdef CONFIG_PROFILER
2005
        dev_time += profile_getclock() - ti;
2006
#endif
2007
    } while (!main_loop_should_exit());
2008
}
2009

    
2010
static void version(void)
2011
{
2012
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
2013
}
2014

    
2015
static void help(int exitcode)
2016
{
2017
    version();
2018
    printf("usage: %s [options] [disk_image]\n\n"
2019
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2020
            error_get_progname());
2021

    
2022
#define QEMU_OPTIONS_GENERATE_HELP
2023
#include "qemu-options-wrapper.h"
2024

    
2025
    printf("\nDuring emulation, the following keys are useful:\n"
2026
           "ctrl-alt-f      toggle full screen\n"
2027
           "ctrl-alt-n      switch to virtual console 'n'\n"
2028
           "ctrl-alt        toggle mouse and keyboard grab\n"
2029
           "\n"
2030
           "When using -nographic, press 'ctrl-a h' to get some help.\n");
2031

    
2032
    exit(exitcode);
2033
}
2034

    
2035
#define HAS_ARG 0x0001
2036

    
2037
typedef struct QEMUOption {
2038
    const char *name;
2039
    int flags;
2040
    int index;
2041
    uint32_t arch_mask;
2042
} QEMUOption;
2043

    
2044
static const QEMUOption qemu_options[] = {
2045
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2046
#define QEMU_OPTIONS_GENERATE_OPTIONS
2047
#include "qemu-options-wrapper.h"
2048
    { NULL },
2049
};
2050

    
2051
static bool vga_available(void)
2052
{
2053
    return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2054
}
2055

    
2056
static bool cirrus_vga_available(void)
2057
{
2058
    return object_class_by_name("cirrus-vga")
2059
           || object_class_by_name("isa-cirrus-vga");
2060
}
2061

    
2062
static bool vmware_vga_available(void)
2063
{
2064
    return object_class_by_name("vmware-svga");
2065
}
2066

    
2067
static bool qxl_vga_available(void)
2068
{
2069
    return object_class_by_name("qxl-vga");
2070
}
2071

    
2072
static void select_vgahw (const char *p)
2073
{
2074
    const char *opts;
2075

    
2076
    vga_interface_type = VGA_NONE;
2077
    if (strstart(p, "std", &opts)) {
2078
        if (vga_available()) {
2079
            vga_interface_type = VGA_STD;
2080
        } else {
2081
            fprintf(stderr, "Error: standard VGA not available\n");
2082
            exit(0);
2083
        }
2084
    } else if (strstart(p, "cirrus", &opts)) {
2085
        if (cirrus_vga_available()) {
2086
            vga_interface_type = VGA_CIRRUS;
2087
        } else {
2088
            fprintf(stderr, "Error: Cirrus VGA not available\n");
2089
            exit(0);
2090
        }
2091
    } else if (strstart(p, "vmware", &opts)) {
2092
        if (vmware_vga_available()) {
2093
            vga_interface_type = VGA_VMWARE;
2094
        } else {
2095
            fprintf(stderr, "Error: VMWare SVGA not available\n");
2096
            exit(0);
2097
        }
2098
    } else if (strstart(p, "xenfb", &opts)) {
2099
        vga_interface_type = VGA_XENFB;
2100
    } else if (strstart(p, "qxl", &opts)) {
2101
        if (qxl_vga_available()) {
2102
            vga_interface_type = VGA_QXL;
2103
        } else {
2104
            fprintf(stderr, "Error: QXL VGA not available\n");
2105
            exit(0);
2106
        }
2107
    } else if (!strstart(p, "none", &opts)) {
2108
    invalid_vga:
2109
        fprintf(stderr, "Unknown vga type: %s\n", p);
2110
        exit(1);
2111
    }
2112
    while (*opts) {
2113
        const char *nextopt;
2114

    
2115
        if (strstart(opts, ",retrace=", &nextopt)) {
2116
            opts = nextopt;
2117
            if (strstart(opts, "dumb", &nextopt))
2118
                vga_retrace_method = VGA_RETRACE_DUMB;
2119
            else if (strstart(opts, "precise", &nextopt))
2120
                vga_retrace_method = VGA_RETRACE_PRECISE;
2121
            else goto invalid_vga;
2122
        } else goto invalid_vga;
2123
        opts = nextopt;
2124
    }
2125
}
2126

    
2127
static DisplayType select_display(const char *p)
2128
{
2129
    const char *opts;
2130
    DisplayType display = DT_DEFAULT;
2131

    
2132
    if (strstart(p, "sdl", &opts)) {
2133
#ifdef CONFIG_SDL
2134
        display = DT_SDL;
2135
        while (*opts) {
2136
            const char *nextopt;
2137

    
2138
            if (strstart(opts, ",frame=", &nextopt)) {
2139
                opts = nextopt;
2140
                if (strstart(opts, "on", &nextopt)) {
2141
                    no_frame = 0;
2142
                } else if (strstart(opts, "off", &nextopt)) {
2143
                    no_frame = 1;
2144
                } else {
2145
                    goto invalid_sdl_args;
2146
                }
2147
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2148
                opts = nextopt;
2149
                if (strstart(opts, "on", &nextopt)) {
2150
                    alt_grab = 1;
2151
                } else if (strstart(opts, "off", &nextopt)) {
2152
                    alt_grab = 0;
2153
                } else {
2154
                    goto invalid_sdl_args;
2155
                }
2156
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2157
                opts = nextopt;
2158
                if (strstart(opts, "on", &nextopt)) {
2159
                    ctrl_grab = 1;
2160
                } else if (strstart(opts, "off", &nextopt)) {
2161
                    ctrl_grab = 0;
2162
                } else {
2163
                    goto invalid_sdl_args;
2164
                }
2165
            } else if (strstart(opts, ",window_close=", &nextopt)) {
2166
                opts = nextopt;
2167
                if (strstart(opts, "on", &nextopt)) {
2168
                    no_quit = 0;
2169
                } else if (strstart(opts, "off", &nextopt)) {
2170
                    no_quit = 1;
2171
                } else {
2172
                    goto invalid_sdl_args;
2173
                }
2174
            } else {
2175
            invalid_sdl_args:
2176
                fprintf(stderr, "Invalid SDL option string: %s\n", p);
2177
                exit(1);
2178
            }
2179
            opts = nextopt;
2180
        }
2181
#else
2182
        fprintf(stderr, "SDL support is disabled\n");
2183
        exit(1);
2184
#endif
2185
    } else if (strstart(p, "vnc", &opts)) {
2186
#ifdef CONFIG_VNC
2187
        display_remote++;
2188

    
2189
        if (*opts) {
2190
            const char *nextopt;
2191

    
2192
            if (strstart(opts, "=", &nextopt)) {
2193
                vnc_display = nextopt;
2194
            }
2195
        }
2196
        if (!vnc_display) {
2197
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2198
            exit(1);
2199
        }
2200
#else
2201
        fprintf(stderr, "VNC support is disabled\n");
2202
        exit(1);
2203
#endif
2204
    } else if (strstart(p, "curses", &opts)) {
2205
#ifdef CONFIG_CURSES
2206
        display = DT_CURSES;
2207
#else
2208
        fprintf(stderr, "Curses support is disabled\n");
2209
        exit(1);
2210
#endif
2211
    } else if (strstart(p, "gtk", &opts)) {
2212
#ifdef CONFIG_GTK
2213
        display = DT_GTK;
2214
#else
2215
        fprintf(stderr, "GTK support is disabled\n");
2216
        exit(1);
2217
#endif
2218
    } else if (strstart(p, "none", &opts)) {
2219
        display = DT_NONE;
2220
    } else {
2221
        fprintf(stderr, "Unknown display type: %s\n", p);
2222
        exit(1);
2223
    }
2224

    
2225
    return display;
2226
}
2227

    
2228
static int balloon_parse(const char *arg)
2229
{
2230
    QemuOpts *opts;
2231

    
2232
    if (strcmp(arg, "none") == 0) {
2233
        return 0;
2234
    }
2235

    
2236
    if (!strncmp(arg, "virtio", 6)) {
2237
        if (arg[6] == ',') {
2238
            /* have params -> parse them */
2239
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2240
            if (!opts)
2241
                return  -1;
2242
        } else {
2243
            /* create empty opts */
2244
            opts = qemu_opts_create_nofail(qemu_find_opts("device"));
2245
        }
2246
        qemu_opt_set(opts, "driver", "virtio-balloon");
2247
        return 0;
2248
    }
2249

    
2250
    return -1;
2251
}
2252

    
2253
char *qemu_find_file(int type, const char *name)
2254
{
2255
    int len;
2256
    const char *subdir;
2257
    char *buf;
2258

    
2259
    /* Try the name as a straight path first */
2260
    if (access(name, R_OK) == 0) {
2261
        return g_strdup(name);
2262
    }
2263
    switch (type) {
2264
    case QEMU_FILE_TYPE_BIOS:
2265
        subdir = "";
2266
        break;
2267
    case QEMU_FILE_TYPE_KEYMAP:
2268
        subdir = "keymaps/";
2269
        break;
2270
    default:
2271
        abort();
2272
    }
2273
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
2274
    buf = g_malloc0(len);
2275
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
2276
    if (access(buf, R_OK)) {
2277
        g_free(buf);
2278
        return NULL;
2279
    }
2280
    return buf;
2281
}
2282

    
2283
static int device_help_func(QemuOpts *opts, void *opaque)
2284
{
2285
    return qdev_device_help(opts);
2286
}
2287

    
2288
static int device_init_func(QemuOpts *opts, void *opaque)
2289
{
2290
    DeviceState *dev;
2291

    
2292
    dev = qdev_device_add(opts);
2293
    if (!dev)
2294
        return -1;
2295
    object_unref(OBJECT(dev));
2296
    return 0;
2297
}
2298

    
2299
static int chardev_init_func(QemuOpts *opts, void *opaque)
2300
{
2301
    Error *local_err = NULL;
2302

    
2303
    qemu_chr_new_from_opts(opts, NULL, &local_err);
2304
    if (error_is_set(&local_err)) {
2305
        fprintf(stderr, "%s\n", error_get_pretty(local_err));
2306
        error_free(local_err);
2307
        return -1;
2308
    }
2309
    return 0;
2310
}
2311

    
2312
#ifdef CONFIG_VIRTFS
2313
static int fsdev_init_func(QemuOpts *opts, void *opaque)
2314
{
2315
    int ret;
2316
    ret = qemu_fsdev_add(opts);
2317

    
2318
    return ret;
2319
}
2320
#endif
2321

    
2322
static int mon_init_func(QemuOpts *opts, void *opaque)
2323
{
2324
    CharDriverState *chr;
2325
    const char *chardev;
2326
    const char *mode;
2327
    int flags;
2328

    
2329
    mode = qemu_opt_get(opts, "mode");
2330
    if (mode == NULL) {
2331
        mode = "readline";
2332
    }
2333
    if (strcmp(mode, "readline") == 0) {
2334
        flags = MONITOR_USE_READLINE;
2335
    } else if (strcmp(mode, "control") == 0) {
2336
        flags = MONITOR_USE_CONTROL;
2337
    } else {
2338
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2339
        exit(1);
2340
    }
2341

    
2342
    if (qemu_opt_get_bool(opts, "pretty", 0))
2343
        flags |= MONITOR_USE_PRETTY;
2344

    
2345
    if (qemu_opt_get_bool(opts, "default", 0))
2346
        flags |= MONITOR_IS_DEFAULT;
2347

    
2348
    chardev = qemu_opt_get(opts, "chardev");
2349
    chr = qemu_chr_find(chardev);
2350
    if (chr == NULL) {
2351
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2352
        exit(1);
2353
    }
2354

    
2355
    monitor_init(chr, flags);
2356
    return 0;
2357
}
2358

    
2359
static void monitor_parse(const char *optarg, const char *mode)
2360
{
2361
    static int monitor_device_index = 0;
2362
    QemuOpts *opts;
2363
    const char *p;
2364
    char label[32];
2365
    int def = 0;
2366

    
2367
    if (strstart(optarg, "chardev:", &p)) {
2368
        snprintf(label, sizeof(label), "%s", p);
2369
    } else {
2370
        snprintf(label, sizeof(label), "compat_monitor%d",
2371
                 monitor_device_index);
2372
        if (monitor_device_index == 0) {
2373
            def = 1;
2374
        }
2375
        opts = qemu_chr_parse_compat(label, optarg);
2376
        if (!opts) {
2377
            fprintf(stderr, "parse error: %s\n", optarg);
2378
            exit(1);
2379
        }
2380
    }
2381

    
2382
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2383
    if (!opts) {
2384
        fprintf(stderr, "duplicate chardev: %s\n", label);
2385
        exit(1);
2386
    }
2387
    qemu_opt_set(opts, "mode", mode);
2388
    qemu_opt_set(opts, "chardev", label);
2389
    if (def)
2390
        qemu_opt_set(opts, "default", "on");
2391
    monitor_device_index++;
2392
}
2393

    
2394
struct device_config {
2395
    enum {
2396
        DEV_USB,       /* -usbdevice     */
2397
        DEV_BT,        /* -bt            */
2398
        DEV_SERIAL,    /* -serial        */
2399
        DEV_PARALLEL,  /* -parallel      */
2400
        DEV_VIRTCON,   /* -virtioconsole */
2401
        DEV_DEBUGCON,  /* -debugcon */
2402
        DEV_GDB,       /* -gdb, -s */
2403
        DEV_SCLP,      /* s390 sclp */
2404
    } type;
2405
    const char *cmdline;
2406
    Location loc;
2407
    QTAILQ_ENTRY(device_config) next;
2408
};
2409

    
2410
static QTAILQ_HEAD(, device_config) device_configs =
2411
    QTAILQ_HEAD_INITIALIZER(device_configs);
2412

    
2413
static void add_device_config(int type, const char *cmdline)
2414
{
2415
    struct device_config *conf;
2416

    
2417
    conf = g_malloc0(sizeof(*conf));
2418
    conf->type = type;
2419
    conf->cmdline = cmdline;
2420
    loc_save(&conf->loc);
2421
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2422
}
2423

    
2424
static int foreach_device_config(int type, int (*func)(const char *cmdline))
2425
{
2426
    struct device_config *conf;
2427
    int rc;
2428

    
2429
    QTAILQ_FOREACH(conf, &device_configs, next) {
2430
        if (conf->type != type)
2431
            continue;
2432
        loc_push_restore(&conf->loc);
2433
        rc = func(conf->cmdline);
2434
        loc_pop(&conf->loc);
2435
        if (0 != rc)
2436
            return rc;
2437
    }
2438
    return 0;
2439
}
2440

    
2441
static int serial_parse(const char *devname)
2442
{
2443
    static int index = 0;
2444
    char label[32];
2445

    
2446
    if (strcmp(devname, "none") == 0)
2447
        return 0;
2448
    if (index == MAX_SERIAL_PORTS) {
2449
        fprintf(stderr, "qemu: too many serial ports\n");
2450
        exit(1);
2451
    }
2452
    snprintf(label, sizeof(label), "serial%d", index);
2453
    serial_hds[index] = qemu_chr_new(label, devname, NULL);
2454
    if (!serial_hds[index]) {
2455
        fprintf(stderr, "qemu: could not connect serial device"
2456
                " to character backend '%s'\n", devname);
2457
        return -1;
2458
    }
2459
    index++;
2460
    return 0;
2461
}
2462

    
2463
static int parallel_parse(const char *devname)
2464
{
2465
    static int index = 0;
2466
    char label[32];
2467

    
2468
    if (strcmp(devname, "none") == 0)
2469
        return 0;
2470
    if (index == MAX_PARALLEL_PORTS) {
2471
        fprintf(stderr, "qemu: too many parallel ports\n");
2472
        exit(1);
2473
    }
2474
    snprintf(label, sizeof(label), "parallel%d", index);
2475
    parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2476
    if (!parallel_hds[index]) {
2477
        fprintf(stderr, "qemu: could not connect parallel device"
2478
                " to character backend '%s'\n", devname);
2479
        return -1;
2480
    }
2481
    index++;
2482
    return 0;
2483
}
2484

    
2485
static int virtcon_parse(const char *devname)
2486
{
2487
    QemuOptsList *device = qemu_find_opts("device");
2488
    static int index = 0;
2489
    char label[32];
2490
    QemuOpts *bus_opts, *dev_opts;
2491

    
2492
    if (strcmp(devname, "none") == 0)
2493
        return 0;
2494
    if (index == MAX_VIRTIO_CONSOLES) {
2495
        fprintf(stderr, "qemu: too many virtio consoles\n");
2496
        exit(1);
2497
    }
2498

    
2499
    bus_opts = qemu_opts_create_nofail(device);
2500
    if (arch_type == QEMU_ARCH_S390X) {
2501
        qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2502
    } else {
2503
        qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2504
    } 
2505

    
2506
    dev_opts = qemu_opts_create_nofail(device);
2507
    qemu_opt_set(dev_opts, "driver", "virtconsole");
2508

    
2509
    snprintf(label, sizeof(label), "virtcon%d", index);
2510
    virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2511
    if (!virtcon_hds[index]) {
2512
        fprintf(stderr, "qemu: could not connect virtio console"
2513
                " to character backend '%s'\n", devname);
2514
        return -1;
2515
    }
2516
    qemu_opt_set(dev_opts, "chardev", label);
2517

    
2518
    index++;
2519
    return 0;
2520
}
2521

    
2522
static int sclp_parse(const char *devname)
2523
{
2524
    QemuOptsList *device = qemu_find_opts("device");
2525
    static int index = 0;
2526
    char label[32];
2527
    QemuOpts *dev_opts;
2528

    
2529
    if (strcmp(devname, "none") == 0) {
2530
        return 0;
2531
    }
2532
    if (index == MAX_SCLP_CONSOLES) {
2533
        fprintf(stderr, "qemu: too many sclp consoles\n");
2534
        exit(1);
2535
    }
2536

    
2537
    assert(arch_type == QEMU_ARCH_S390X);
2538

    
2539
    dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2540
    qemu_opt_set(dev_opts, "driver", "sclpconsole");
2541

    
2542
    snprintf(label, sizeof(label), "sclpcon%d", index);
2543
    sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2544
    if (!sclp_hds[index]) {
2545
        fprintf(stderr, "qemu: could not connect sclp console"
2546
                " to character backend '%s'\n", devname);
2547
        return -1;
2548
    }
2549
    qemu_opt_set(dev_opts, "chardev", label);
2550

    
2551
    index++;
2552
    return 0;
2553
}
2554

    
2555
static int debugcon_parse(const char *devname)
2556
{   
2557
    QemuOpts *opts;
2558

    
2559
    if (!qemu_chr_new("debugcon", devname, NULL)) {
2560
        exit(1);
2561
    }
2562
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2563
    if (!opts) {
2564
        fprintf(stderr, "qemu: already have a debugcon device\n");
2565
        exit(1);
2566
    }
2567
    qemu_opt_set(opts, "driver", "isa-debugcon");
2568
    qemu_opt_set(opts, "chardev", "debugcon");
2569
    return 0;
2570
}
2571

    
2572
static QEMUMachine *machine_parse(const char *name)
2573
{
2574
    QEMUMachine *m, *machine = NULL;
2575

    
2576
    if (name) {
2577
        machine = find_machine(name);
2578
    }
2579
    if (machine) {
2580
        return machine;
2581
    }
2582
    printf("Supported machines are:\n");
2583
    for (m = first_machine; m != NULL; m = m->next) {
2584
        if (m->alias) {
2585
            printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2586
        }
2587
        printf("%-20s %s%s\n", m->name, m->desc,
2588
               m->is_default ? " (default)" : "");
2589
    }
2590
    exit(!name || !is_help_option(name));
2591
}
2592

    
2593
static int tcg_init(void)
2594
{
2595
    tcg_exec_init(tcg_tb_size * 1024 * 1024);
2596
    return 0;
2597
}
2598

    
2599
static struct {
2600
    const char *opt_name;
2601
    const char *name;
2602
    int (*available)(void);
2603
    int (*init)(void);
2604
    bool *allowed;
2605
} accel_list[] = {
2606
    { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2607
    { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2608
    { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2609
    { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2610
};
2611

    
2612
static int configure_accelerator(void)
2613
{
2614
    const char *p = NULL;
2615
    char buf[10];
2616
    int i, ret;
2617
    bool accel_initialised = false;
2618
    bool init_failed = false;
2619

    
2620
    QemuOptsList *list = qemu_find_opts("machine");
2621
    if (!QTAILQ_EMPTY(&list->head)) {
2622
        p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2623
    }
2624

    
2625
    if (p == NULL) {
2626
        /* Use the default "accelerator", tcg */
2627
        p = "tcg";
2628
    }
2629

    
2630
    while (!accel_initialised && *p != '\0') {
2631
        if (*p == ':') {
2632
            p++;
2633
        }
2634
        p = get_opt_name(buf, sizeof (buf), p, ':');
2635
        for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2636
            if (strcmp(accel_list[i].opt_name, buf) == 0) {
2637
                if (!accel_list[i].available()) {
2638
                    printf("%s not supported for this target\n",
2639
                           accel_list[i].name);
2640
                    continue;
2641
                }
2642
                *(accel_list[i].allowed) = true;
2643
                ret = accel_list[i].init();
2644
                if (ret < 0) {
2645
                    init_failed = true;
2646
                    fprintf(stderr, "failed to initialize %s: %s\n",
2647
                            accel_list[i].name,
2648
                            strerror(-ret));
2649
                    *(accel_list[i].allowed) = false;
2650
                } else {
2651
                    accel_initialised = true;
2652
                }
2653
                break;
2654
            }
2655
        }
2656
        if (i == ARRAY_SIZE(accel_list)) {
2657
            fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2658
        }
2659
    }
2660

    
2661
    if (!accel_initialised) {
2662
        if (!init_failed) {
2663
            fprintf(stderr, "No accelerator found!\n");
2664
        }
2665
        exit(1);
2666
    }
2667

    
2668
    if (init_failed) {
2669
        fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2670
    }
2671

    
2672
    return !accel_initialised;
2673
}
2674

    
2675
void qemu_add_exit_notifier(Notifier *notify)
2676
{
2677
    notifier_list_add(&exit_notifiers, notify);
2678
}
2679

    
2680
void qemu_remove_exit_notifier(Notifier *notify)
2681
{
2682
    notifier_remove(notify);
2683
}
2684

    
2685
static void qemu_run_exit_notifiers(void)
2686
{
2687
    notifier_list_notify(&exit_notifiers, NULL);
2688
}
2689

    
2690
void qemu_add_machine_init_done_notifier(Notifier *notify)
2691
{
2692
    notifier_list_add(&machine_init_done_notifiers, notify);
2693
}
2694

    
2695
static void qemu_run_machine_init_done_notifiers(void)
2696
{
2697
    notifier_list_notify(&machine_init_done_notifiers, NULL);
2698
}
2699

    
2700
static const QEMUOption *lookup_opt(int argc, char **argv,
2701
                                    const char **poptarg, int *poptind)
2702
{
2703
    const QEMUOption *popt;
2704
    int optind = *poptind;
2705
    char *r = argv[optind];
2706
    const char *optarg;
2707

    
2708
    loc_set_cmdline(argv, optind, 1);
2709
    optind++;
2710
    /* Treat --foo the same as -foo.  */
2711
    if (r[1] == '-')
2712
        r++;
2713
    popt = qemu_options;
2714
    for(;;) {
2715
        if (!popt->name) {
2716
            error_report("invalid option");
2717
            exit(1);
2718
        }
2719
        if (!strcmp(popt->name, r + 1))
2720
            break;
2721
        popt++;
2722
    }
2723
    if (popt->flags & HAS_ARG) {
2724
        if (optind >= argc) {
2725
            error_report("requires an argument");
2726
            exit(1);
2727
        }
2728
        optarg = argv[optind++];
2729
        loc_set_cmdline(argv, optind - 2, 2);
2730
    } else {
2731
        optarg = NULL;
2732
    }
2733

    
2734
    *poptarg = optarg;
2735
    *poptind = optind;
2736

    
2737
    return popt;
2738
}
2739

    
2740
static gpointer malloc_and_trace(gsize n_bytes)
2741
{
2742
    void *ptr = malloc(n_bytes);
2743
    trace_g_malloc(n_bytes, ptr);
2744
    return ptr;
2745
}
2746

    
2747
static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2748
{
2749
    void *ptr = realloc(mem, n_bytes);
2750
    trace_g_realloc(mem, n_bytes, ptr);
2751
    return ptr;
2752
}
2753

    
2754
static void free_and_trace(gpointer mem)
2755
{
2756
    trace_g_free(mem);
2757
    free(mem);
2758
}
2759

    
2760
static int object_set_property(const char *name, const char *value, void *opaque)
2761
{
2762
    Object *obj = OBJECT(opaque);
2763
    StringInputVisitor *siv;
2764
    Error *local_err = NULL;
2765

    
2766
    if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2767
        return 0;
2768
    }
2769

    
2770
    siv = string_input_visitor_new(value);
2771
    object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2772
    string_input_visitor_cleanup(siv);
2773

    
2774
    if (local_err) {
2775
        qerror_report_err(local_err);
2776
        error_free(local_err);
2777
        return -1;
2778
    }
2779

    
2780
    return 0;
2781
}
2782

    
2783
static int object_create(QemuOpts *opts, void *opaque)
2784
{
2785
    const char *type = qemu_opt_get(opts, "qom-type");
2786
    const char *id = qemu_opts_id(opts);
2787
    Object *obj;
2788

    
2789
    g_assert(type != NULL);
2790

    
2791
    if (id == NULL) {
2792
        qerror_report(QERR_MISSING_PARAMETER, "id");
2793
        return -1;
2794
    }
2795

    
2796
    obj = object_new(type);
2797
    if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2798
        return -1;
2799
    }
2800

    
2801
    object_property_add_child(container_get(object_get_root(), "/objects"),
2802
                              id, obj, NULL);
2803

    
2804
    return 0;
2805
}
2806

    
2807
int main(int argc, char **argv, char **envp)
2808
{
2809
    int i;
2810
    int snapshot, linux_boot;
2811
    const char *icount_option = NULL;
2812
    const char *initrd_filename;
2813
    const char *kernel_filename, *kernel_cmdline;
2814
    char boot_devices[33] = "";
2815
    DisplayState *ds;
2816
    int cyls, heads, secs, translation;
2817
    QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2818
    QemuOptsList *olist;
2819
    int optind;
2820
    const char *optarg;
2821
    const char *loadvm = NULL;
2822
    QEMUMachine *machine;
2823
    const char *cpu_model;
2824
    const char *vga_model = "none";
2825
    const char *pid_file = NULL;
2826
    const char *incoming = NULL;
2827
#ifdef CONFIG_VNC
2828
    int show_vnc_port = 0;
2829
#endif
2830
    bool defconfig = true;
2831
    bool userconfig = true;
2832
    const char *log_mask = NULL;
2833
    const char *log_file = NULL;
2834
    GMemVTable mem_trace = {
2835
        .malloc = malloc_and_trace,
2836
        .realloc = realloc_and_trace,
2837
        .free = free_and_trace,
2838
    };
2839
    const char *trace_events = NULL;
2840
    const char *trace_file = NULL;
2841

    
2842
    atexit(qemu_run_exit_notifiers);
2843
    error_set_progname(argv[0]);
2844

    
2845
    g_mem_set_vtable(&mem_trace);
2846
    if (!g_thread_supported()) {
2847
#if !GLIB_CHECK_VERSION(2, 31, 0)
2848
        g_thread_init(NULL);
2849
#else
2850
        fprintf(stderr, "glib threading failed to initialize.\n");
2851
        exit(1);
2852
#endif
2853
    }
2854

    
2855
    module_call_init(MODULE_INIT_QOM);
2856

    
2857
    qemu_add_opts(&qemu_drive_opts);
2858
    qemu_add_opts(&qemu_chardev_opts);
2859
    qemu_add_opts(&qemu_device_opts);
2860
    qemu_add_opts(&qemu_netdev_opts);
2861
    qemu_add_opts(&qemu_net_opts);
2862
    qemu_add_opts(&qemu_rtc_opts);
2863
    qemu_add_opts(&qemu_global_opts);
2864
    qemu_add_opts(&qemu_mon_opts);
2865
    qemu_add_opts(&qemu_trace_opts);
2866
    qemu_add_opts(&qemu_option_rom_opts);
2867
    qemu_add_opts(&qemu_machine_opts);
2868
    qemu_add_opts(&qemu_boot_opts);
2869
    qemu_add_opts(&qemu_sandbox_opts);
2870
    qemu_add_opts(&qemu_add_fd_opts);
2871
    qemu_add_opts(&qemu_object_opts);
2872

    
2873
    runstate_init();
2874

    
2875
    init_clocks();
2876
    rtc_clock = host_clock;
2877

    
2878
    qemu_cache_utils_init(envp);
2879

    
2880
    QLIST_INIT (&vm_change_state_head);
2881
    os_setup_early_signal_handling();
2882

    
2883
    module_call_init(MODULE_INIT_MACHINE);
2884
    machine = find_default_machine();
2885
    cpu_model = NULL;
2886
    ram_size = 0;
2887
    snapshot = 0;
2888
    cyls = heads = secs = 0;
2889
    translation = BIOS_ATA_TRANSLATION_AUTO;
2890

    
2891
    for (i = 0; i < MAX_NODES; i++) {
2892
        node_mem[i] = 0;
2893
        node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2894
    }
2895

    
2896
    nb_numa_nodes = 0;
2897
    nb_nics = 0;
2898

    
2899
    autostart= 1;
2900

    
2901
    /* first pass of option parsing */
2902
    optind = 1;
2903
    while (optind < argc) {
2904
        if (argv[optind][0] != '-') {
2905
            /* disk image */
2906
            optind++;
2907
            continue;
2908
        } else {
2909
            const QEMUOption *popt;
2910

    
2911
            popt = lookup_opt(argc, argv, &optarg, &optind);
2912
            switch (popt->index) {
2913
            case QEMU_OPTION_nodefconfig:
2914
                defconfig = false;
2915
                break;
2916
            case QEMU_OPTION_nouserconfig:
2917
                userconfig = false;
2918
                break;
2919
            }
2920
        }
2921
    }
2922

    
2923
    if (defconfig) {
2924
        int ret;
2925
        ret = qemu_read_default_config_files(userconfig);
2926
        if (ret < 0) {
2927
            exit(1);
2928
        }
2929
    }
2930

    
2931
    /* second pass of option parsing */
2932
    optind = 1;
2933
    for(;;) {
2934
        if (optind >= argc)
2935
            break;
2936
        if (argv[optind][0] != '-') {
2937
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2938
        } else {
2939
            const QEMUOption *popt;
2940

    
2941
            popt = lookup_opt(argc, argv, &optarg, &optind);
2942
            if (!(popt->arch_mask & arch_type)) {
2943
                printf("Option %s not supported for this target\n", popt->name);
2944
                exit(1);
2945
            }
2946
            switch(popt->index) {
2947
            case QEMU_OPTION_M:
2948
                machine = machine_parse(optarg);
2949
                break;
2950
            case QEMU_OPTION_no_kvm_irqchip: {
2951
                olist = qemu_find_opts("machine");
2952
                qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2953
                break;
2954
            }
2955
            case QEMU_OPTION_cpu:
2956
                /* hw initialization will check this */
2957
                cpu_model = optarg;
2958
                break;
2959
            case QEMU_OPTION_hda:
2960
                {
2961
                    char buf[256];
2962
                    if (cyls == 0)
2963
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2964
                    else
2965
                        snprintf(buf, sizeof(buf),
2966
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
2967
                                 HD_OPTS , cyls, heads, secs,
2968
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
2969
                                 ",trans=lba" :
2970
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
2971
                                 ",trans=none" : "");
2972
                    drive_add(IF_DEFAULT, 0, optarg, buf);
2973
                    break;
2974
                }
2975
            case QEMU_OPTION_hdb:
2976
            case QEMU_OPTION_hdc:
2977
            case QEMU_OPTION_hdd:
2978
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2979
                          HD_OPTS);
2980
                break;
2981
            case QEMU_OPTION_drive:
2982
                if (drive_def(optarg) == NULL) {
2983
                    exit(1);
2984
                }
2985
                break;
2986
            case QEMU_OPTION_set:
2987
                if (qemu_set_option(optarg) != 0)
2988
                    exit(1);
2989
                break;
2990
            case QEMU_OPTION_global:
2991
                if (qemu_global_option(optarg) != 0)
2992
                    exit(1);
2993
                break;
2994
            case QEMU_OPTION_mtdblock:
2995
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2996
                break;
2997
            case QEMU_OPTION_sd:
2998
                drive_add(IF_SD, -1, optarg, SD_OPTS);
2999
                break;
3000
            case QEMU_OPTION_pflash:
3001
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3002
                break;
3003
            case QEMU_OPTION_snapshot:
3004
                snapshot = 1;
3005
                break;
3006
            case QEMU_OPTION_hdachs:
3007
                {
3008
                    const char *p;
3009
                    p = optarg;
3010
                    cyls = strtol(p, (char **)&p, 0);
3011
                    if (cyls < 1 || cyls > 16383)
3012
                        goto chs_fail;
3013
                    if (*p != ',')
3014
                        goto chs_fail;
3015
                    p++;
3016
                    heads = strtol(p, (char **)&p, 0);
3017
                    if (heads < 1 || heads > 16)
3018
                        goto chs_fail;
3019
                    if (*p != ',')
3020
                        goto chs_fail;
3021
                    p++;
3022
                    secs = strtol(p, (char **)&p, 0);
3023
                    if (secs < 1 || secs > 63)
3024
                        goto chs_fail;
3025
                    if (*p == ',') {
3026
                        p++;
3027
                        if (!strcmp(p, "none"))
3028
                            translation = BIOS_ATA_TRANSLATION_NONE;
3029
                        else if (!strcmp(p, "lba"))
3030
                            translation = BIOS_ATA_TRANSLATION_LBA;
3031
                        else if (!strcmp(p, "auto"))
3032
                            translation = BIOS_ATA_TRANSLATION_AUTO;
3033
                        else
3034
                            goto chs_fail;
3035
                    } else if (*p != '\0') {
3036
                    chs_fail:
3037
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
3038
                        exit(1);
3039
                    }
3040
                    if (hda_opts != NULL) {
3041
                        char num[16];
3042
                        snprintf(num, sizeof(num), "%d", cyls);
3043
                        qemu_opt_set(hda_opts, "cyls", num);
3044
                        snprintf(num, sizeof(num), "%d", heads);
3045
                        qemu_opt_set(hda_opts, "heads", num);
3046
                        snprintf(num, sizeof(num), "%d", secs);
3047
                        qemu_opt_set(hda_opts, "secs", num);
3048
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
3049
                            qemu_opt_set(hda_opts, "trans", "lba");
3050
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
3051
                            qemu_opt_set(hda_opts, "trans", "none");
3052
                    }
3053
                }
3054
                break;
3055
            case QEMU_OPTION_numa:
3056
                numa_add(optarg);
3057
                break;
3058
            case QEMU_OPTION_display:
3059
                display_type = select_display(optarg);
3060
                break;
3061
            case QEMU_OPTION_nographic:
3062
                display_type = DT_NOGRAPHIC;
3063
                break;
3064
            case QEMU_OPTION_curses:
3065
#ifdef CONFIG_CURSES
3066
                display_type = DT_CURSES;
3067
#else
3068
                fprintf(stderr, "Curses support is disabled\n");
3069
                exit(1);
3070
#endif
3071
                break;
3072
            case QEMU_OPTION_portrait:
3073
                graphic_rotate = 90;
3074
                break;
3075
            case QEMU_OPTION_rotate:
3076
                graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3077
                if (graphic_rotate != 0 && graphic_rotate != 90 &&
3078
                    graphic_rotate != 180 && graphic_rotate != 270) {
3079
                    fprintf(stderr,
3080
                        "qemu: only 90, 180, 270 deg rotation is available\n");
3081
                    exit(1);
3082
                }
3083
                break;
3084
            case QEMU_OPTION_kernel:
3085
                qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3086
                break;
3087
            case QEMU_OPTION_initrd:
3088
                qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3089
                break;
3090
            case QEMU_OPTION_append:
3091
                qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3092
                break;
3093
            case QEMU_OPTION_dtb:
3094
                qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3095
                break;
3096
            case QEMU_OPTION_cdrom:
3097
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3098
                break;
3099
            case QEMU_OPTION_boot:
3100
                {
3101
                    static const char * const params[] = {
3102
                        "order", "once", "menu",
3103
                        "splash", "splash-time",
3104
                        "reboot-timeout", NULL
3105
                    };
3106
                    char buf[sizeof(boot_devices)];
3107
                    char *standard_boot_devices;
3108
                    int legacy = 0;
3109

    
3110
                    if (!strchr(optarg, '=')) {
3111
                        legacy = 1;
3112
                        pstrcpy(buf, sizeof(buf), optarg);
3113
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
3114
                        fprintf(stderr,
3115
                                "qemu: unknown boot parameter '%s' in '%s'\n",
3116
                                buf, optarg);
3117
                        exit(1);
3118
                    }
3119

    
3120
                    if (legacy ||
3121
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
3122
                        validate_bootdevices(buf);
3123
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
3124
                    }
3125
                    if (!legacy) {
3126
                        if (get_param_value(buf, sizeof(buf),
3127
                                            "once", optarg)) {
3128
                            validate_bootdevices(buf);
3129
                            standard_boot_devices = g_strdup(boot_devices);
3130
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
3131
                            qemu_register_reset(restore_boot_devices,
3132
                                                standard_boot_devices);
3133
                        }
3134
                        if (get_param_value(buf, sizeof(buf),
3135
                                            "menu", optarg)) {
3136
                            if (!strcmp(buf, "on")) {
3137
                                boot_menu = 1;
3138
                            } else if (!strcmp(buf, "off")) {
3139
                                boot_menu = 0;
3140
                            } else {
3141
                                fprintf(stderr,
3142
                                        "qemu: invalid option value '%s'\n",
3143
                                        buf);
3144
                                exit(1);
3145
                            }
3146
                        }
3147
                        if (!qemu_opts_parse(qemu_find_opts("boot-opts"),
3148
                                             optarg, 0)) {
3149
                            exit(1);
3150
                        }
3151
                    }
3152
                }
3153
                break;
3154
            case QEMU_OPTION_fda:
3155
            case QEMU_OPTION_fdb:
3156
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3157
                          optarg, FD_OPTS);
3158
                break;
3159
            case QEMU_OPTION_no_fd_bootchk:
3160
                fd_bootchk = 0;
3161
                break;
3162
            case QEMU_OPTION_netdev:
3163
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3164
                    exit(1);
3165
                }
3166
                break;
3167
            case QEMU_OPTION_net:
3168
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3169
                    exit(1);
3170
                }
3171
                break;
3172
#ifdef CONFIG_LIBISCSI
3173
            case QEMU_OPTION_iscsi:
3174
                opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3175
                if (!opts) {
3176
                    exit(1);
3177
                }
3178
                break;
3179
#endif
3180
#ifdef CONFIG_SLIRP
3181
            case QEMU_OPTION_tftp:
3182
                legacy_tftp_prefix = optarg;
3183
                break;
3184
            case QEMU_OPTION_bootp:
3185
                legacy_bootp_filename = optarg;
3186
                break;
3187
            case QEMU_OPTION_redir:
3188
                if (net_slirp_redir(optarg) < 0)
3189
                    exit(1);
3190
                break;
3191
#endif
3192
            case QEMU_OPTION_bt:
3193
                add_device_config(DEV_BT, optarg);
3194
                break;
3195
            case QEMU_OPTION_audio_help:
3196
                if (!(audio_available())) {
3197
                    printf("Option %s not supported for this target\n", popt->name);
3198
                    exit(1);
3199
                }
3200
                AUD_help ();
3201
                exit (0);
3202
                break;
3203
            case QEMU_OPTION_soundhw:
3204
                if (!(audio_available())) {
3205
                    printf("Option %s not supported for this target\n", popt->name);
3206
                    exit(1);
3207
                }
3208
                select_soundhw (optarg);
3209
                break;
3210
            case QEMU_OPTION_h:
3211
                help(0);
3212
                break;
3213
            case QEMU_OPTION_version:
3214
                version();
3215
                exit(0);
3216
                break;
3217
            case QEMU_OPTION_m: {
3218
                int64_t value;
3219
                uint64_t sz;
3220
                char *end;
3221

    
3222
                value = strtosz(optarg, &end);
3223
                if (value < 0 || *end) {
3224
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
3225
                    exit(1);
3226
                }
3227
                sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3228
                ram_size = sz;
3229
                if (ram_size != sz) {
3230
                    fprintf(stderr, "qemu: ram size too large\n");
3231
                    exit(1);
3232
                }
3233
                break;
3234
            }
3235
            case QEMU_OPTION_mempath:
3236
                mem_path = optarg;
3237
                break;
3238
#ifdef MAP_POPULATE
3239
            case QEMU_OPTION_mem_prealloc:
3240
                mem_prealloc = 1;
3241
                break;
3242
#endif
3243
            case QEMU_OPTION_d:
3244
                log_mask = optarg;
3245
                break;
3246
            case QEMU_OPTION_D:
3247
                log_file = optarg;
3248
                break;
3249
            case QEMU_OPTION_s:
3250
                add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3251
                break;
3252
            case QEMU_OPTION_gdb:
3253
                add_device_config(DEV_GDB, optarg);
3254
                break;
3255
            case QEMU_OPTION_L:
3256
                data_dir = optarg;
3257
                break;
3258
            case QEMU_OPTION_bios:
3259
                bios_name = optarg;
3260
                break;
3261
            case QEMU_OPTION_singlestep:
3262
                singlestep = 1;
3263
                break;
3264
            case QEMU_OPTION_S:
3265
                autostart = 0;
3266
                break;
3267
            case QEMU_OPTION_k:
3268
                keyboard_layout = optarg;
3269
                break;
3270
            case QEMU_OPTION_localtime:
3271
                rtc_utc = 0;
3272
                break;
3273
            case QEMU_OPTION_vga:
3274
                vga_model = optarg;
3275
                default_vga = 0;
3276
                break;
3277
            case QEMU_OPTION_g:
3278
                {
3279
                    const char *p;
3280
                    int w, h, depth;
3281
                    p = optarg;
3282
                    w = strtol(p, (char **)&p, 10);
3283
                    if (w <= 0) {
3284
                    graphic_error:
3285
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
3286
                        exit(1);
3287
                    }
3288
                    if (*p != 'x')
3289
                        goto graphic_error;
3290
                    p++;
3291
                    h = strtol(p, (char **)&p, 10);
3292
                    if (h <= 0)
3293
                        goto graphic_error;
3294
                    if (*p == 'x') {
3295
                        p++;
3296
                        depth = strtol(p, (char **)&p, 10);
3297
                        if (depth != 8 && depth != 15 && depth != 16 &&
3298
                            depth != 24 && depth != 32)
3299
                            goto graphic_error;
3300
                    } else if (*p == '\0') {
3301
                        depth = graphic_depth;
3302
                    } else {
3303
                        goto graphic_error;
3304
                    }
3305

    
3306
                    graphic_width = w;
3307
                    graphic_height = h;
3308
                    graphic_depth = depth;
3309
                }
3310
                break;
3311
            case QEMU_OPTION_echr:
3312
                {
3313
                    char *r;
3314
                    term_escape_char = strtol(optarg, &r, 0);
3315
                    if (r == optarg)
3316
                        printf("Bad argument to echr\n");
3317
                    break;
3318
                }
3319
            case QEMU_OPTION_monitor:
3320
                monitor_parse(optarg, "readline");
3321
                default_monitor = 0;
3322
                break;
3323
            case QEMU_OPTION_qmp:
3324
                monitor_parse(optarg, "control");
3325
                default_monitor = 0;
3326
                break;
3327
            case QEMU_OPTION_mon:
3328
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3329
                if (!opts) {
3330
                    exit(1);
3331
                }
3332
                default_monitor = 0;
3333
                break;
3334
            case QEMU_OPTION_chardev:
3335
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3336
                if (!opts) {
3337
                    exit(1);
3338
                }
3339
                break;
3340
            case QEMU_OPTION_fsdev:
3341
                olist = qemu_find_opts("fsdev");
3342
                if (!olist) {
3343
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3344
                    exit(1);
3345
                }
3346
                opts = qemu_opts_parse(olist, optarg, 1);
3347
                if (!opts) {
3348
                    exit(1);
3349
                }
3350
                break;
3351
            case QEMU_OPTION_virtfs: {
3352
                QemuOpts *fsdev;
3353
                QemuOpts *device;
3354
                const char *writeout, *sock_fd, *socket;
3355

    
3356
                olist = qemu_find_opts("virtfs");
3357
                if (!olist) {
3358
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3359
                    exit(1);
3360
                }
3361
                opts = qemu_opts_parse(olist, optarg, 1);
3362
                if (!opts) {
3363
                    exit(1);
3364
                }
3365

    
3366
                if (qemu_opt_get(opts, "fsdriver") == NULL ||
3367
                    qemu_opt_get(opts, "mount_tag") == NULL) {
3368
                    fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3369
                    exit(1);
3370
                }
3371
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3372
                                         qemu_opt_get(opts, "mount_tag"),
3373
                                         1, NULL);
3374
                if (!fsdev) {
3375
                    fprintf(stderr, "duplicate fsdev id: %s\n",
3376
                            qemu_opt_get(opts, "mount_tag"));
3377
                    exit(1);
3378
                }
3379

    
3380
                writeout = qemu_opt_get(opts, "writeout");
3381
                if (writeout) {
3382
#ifdef CONFIG_SYNC_FILE_RANGE
3383
                    qemu_opt_set(fsdev, "writeout", writeout);
3384
#else
3385
                    fprintf(stderr, "writeout=immediate not supported on "
3386
                            "this platform\n");
3387
                    exit(1);
3388
#endif
3389
                }
3390
                qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3391
                qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3392
                qemu_opt_set(fsdev, "security_model",
3393
                             qemu_opt_get(opts, "security_model"));
3394
                socket = qemu_opt_get(opts, "socket");
3395
                if (socket) {
3396
                    qemu_opt_set(fsdev, "socket", socket);
3397
                }
3398
                sock_fd = qemu_opt_get(opts, "sock_fd");
3399
                if (sock_fd) {
3400
                    qemu_opt_set(fsdev, "sock_fd", sock_fd);
3401
                }
3402

    
3403
                qemu_opt_set_bool(fsdev, "readonly",
3404
                                qemu_opt_get_bool(opts, "readonly", 0));
3405
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3406
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3407
                qemu_opt_set(device, "fsdev",
3408
                             qemu_opt_get(opts, "mount_tag"));
3409
                qemu_opt_set(device, "mount_tag",
3410
                             qemu_opt_get(opts, "mount_tag"));
3411
                break;
3412
            }
3413
            case QEMU_OPTION_virtfs_synth: {
3414
                QemuOpts *fsdev;
3415
                QemuOpts *device;
3416

    
3417
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3418
                                         1, NULL);
3419
                if (!fsdev) {
3420
                    fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3421
                    exit(1);
3422
                }
3423
                qemu_opt_set(fsdev, "fsdriver", "synth");
3424

    
3425
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3426
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3427
                qemu_opt_set(device, "fsdev", "v_synth");
3428
                qemu_opt_set(device, "mount_tag", "v_synth");
3429
                break;
3430
            }
3431
            case QEMU_OPTION_serial:
3432
                add_device_config(DEV_SERIAL, optarg);
3433
                default_serial = 0;
3434
                if (strncmp(optarg, "mon:", 4) == 0) {
3435
                    default_monitor = 0;
3436
                }
3437
                break;
3438
            case QEMU_OPTION_watchdog:
3439
                if (watchdog) {
3440
                    fprintf(stderr,
3441
                            "qemu: only one watchdog option may be given\n");
3442
                    return 1;
3443
                }
3444
                watchdog = optarg;
3445
                break;
3446
            case QEMU_OPTION_watchdog_action:
3447
                if (select_watchdog_action(optarg) == -1) {
3448
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
3449
                    exit(1);
3450
                }
3451
                break;
3452
            case QEMU_OPTION_virtiocon:
3453
                add_device_config(DEV_VIRTCON, optarg);
3454
                default_virtcon = 0;
3455
                if (strncmp(optarg, "mon:", 4) == 0) {
3456
                    default_monitor = 0;
3457
                }
3458
                break;
3459
            case QEMU_OPTION_parallel:
3460
                add_device_config(DEV_PARALLEL, optarg);
3461
                default_parallel = 0;
3462
                if (strncmp(optarg, "mon:", 4) == 0) {
3463
                    default_monitor = 0;
3464
                }
3465
                break;
3466
            case QEMU_OPTION_debugcon:
3467
                add_device_config(DEV_DEBUGCON, optarg);
3468
                break;
3469
            case QEMU_OPTION_loadvm:
3470
                loadvm = optarg;
3471
                break;
3472
            case QEMU_OPTION_full_screen:
3473
                full_screen = 1;
3474
                break;
3475
#ifdef CONFIG_SDL
3476
            case QEMU_OPTION_no_frame:
3477
                no_frame = 1;
3478
                break;
3479
            case QEMU_OPTION_alt_grab:
3480
                alt_grab = 1;
3481
                break;
3482
            case QEMU_OPTION_ctrl_grab:
3483
                ctrl_grab = 1;
3484
                break;
3485
            case QEMU_OPTION_no_quit:
3486
                no_quit = 1;
3487
                break;
3488
            case QEMU_OPTION_sdl:
3489
                display_type = DT_SDL;
3490
                break;
3491
#else
3492
            case QEMU_OPTION_no_frame:
3493
            case QEMU_OPTION_alt_grab:
3494
            case QEMU_OPTION_ctrl_grab:
3495
            case QEMU_OPTION_no_quit:
3496
            case QEMU_OPTION_sdl:
3497
                fprintf(stderr, "SDL support is disabled\n");
3498
                exit(1);
3499
#endif
3500
            case QEMU_OPTION_pidfile:
3501
                pid_file = optarg;
3502
                break;
3503
            case QEMU_OPTION_win2k_hack:
3504
                win2k_install_hack = 1;
3505
                break;
3506
            case QEMU_OPTION_rtc_td_hack: {
3507
                static GlobalProperty slew_lost_ticks[] = {
3508
                    {
3509
                        .driver   = "mc146818rtc",
3510
                        .property = "lost_tick_policy",
3511
                        .value    = "slew",
3512
                    },
3513
                    { /* end of list */ }
3514
                };
3515

    
3516
                qdev_prop_register_global_list(slew_lost_ticks);
3517
                break;
3518
            }
3519
            case QEMU_OPTION_acpitable:
3520
                do_acpitable_option(optarg);
3521
                break;
3522
            case QEMU_OPTION_smbios:
3523
                do_smbios_option(optarg);
3524
                break;
3525
            case QEMU_OPTION_enable_kvm:
3526
                olist = qemu_find_opts("machine");
3527
                qemu_opts_parse(olist, "accel=kvm", 0);
3528
                break;
3529
            case QEMU_OPTION_machine:
3530
                olist = qemu_find_opts("machine");
3531
                opts = qemu_opts_parse(olist, optarg, 1);
3532
                if (!opts) {
3533
                    exit(1);
3534
                }
3535
                optarg = qemu_opt_get(opts, "type");
3536
                if (optarg) {
3537
                    machine = machine_parse(optarg);
3538
                }
3539
                break;
3540
             case QEMU_OPTION_no_kvm:
3541
                olist = qemu_find_opts("machine");
3542
                qemu_opts_parse(olist, "accel=tcg", 0);
3543
                break;
3544
            case QEMU_OPTION_no_kvm_pit: {
3545
                fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3546
                                "separately.\n");
3547
                break;
3548
            }
3549
            case QEMU_OPTION_no_kvm_pit_reinjection: {
3550
                static GlobalProperty kvm_pit_lost_tick_policy[] = {
3551
                    {
3552
                        .driver   = "kvm-pit",
3553
                        .property = "lost_tick_policy",
3554
                        .value    = "discard",
3555
                    },
3556
                    { /* end of list */ }
3557
                };
3558

    
3559
                fprintf(stderr, "Warning: option deprecated, use "
3560
                        "lost_tick_policy property of kvm-pit instead.\n");
3561
                qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3562
                break;
3563
            }
3564
            case QEMU_OPTION_usb:
3565
                olist = qemu_find_opts("machine");
3566
                qemu_opts_parse(olist, "usb=on", 0);
3567
                break;
3568
            case QEMU_OPTION_usbdevice:
3569
                olist = qemu_find_opts("machine");
3570
                qemu_opts_parse(olist, "usb=on", 0);
3571
                add_device_config(DEV_USB, optarg);
3572
                break;
3573
            case QEMU_OPTION_device:
3574
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3575
                    exit(1);
3576
                }
3577
                break;
3578
            case QEMU_OPTION_smp:
3579
                smp_parse(optarg);
3580
                if (smp_cpus < 1) {
3581
                    fprintf(stderr, "Invalid number of CPUs\n");
3582
                    exit(1);
3583
                }
3584
                if (max_cpus < smp_cpus) {
3585
                    fprintf(stderr, "maxcpus must be equal to or greater than "
3586
                            "smp\n");
3587
                    exit(1);
3588
                }
3589
                if (max_cpus > 255) {
3590
                    fprintf(stderr, "Unsupported number of maxcpus\n");
3591
                    exit(1);
3592
                }
3593
                break;
3594
            case QEMU_OPTION_vnc:
3595
#ifdef CONFIG_VNC
3596
                display_remote++;
3597
                vnc_display = optarg;
3598
#else
3599
                fprintf(stderr, "VNC support is disabled\n");
3600
                exit(1);
3601
#endif
3602
                break;
3603
            case QEMU_OPTION_no_acpi:
3604
                acpi_enabled = 0;
3605
                break;
3606
            case QEMU_OPTION_no_hpet:
3607
                no_hpet = 1;
3608
                break;
3609
            case QEMU_OPTION_balloon:
3610
                if (balloon_parse(optarg) < 0) {
3611
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3612
                    exit(1);
3613
                }
3614
                break;
3615
            case QEMU_OPTION_no_reboot:
3616
                no_reboot = 1;
3617
                break;
3618
            case QEMU_OPTION_no_shutdown:
3619
                no_shutdown = 1;
3620
                break;
3621
            case QEMU_OPTION_show_cursor:
3622
                cursor_hide = 0;
3623
                break;
3624
            case QEMU_OPTION_uuid:
3625
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3626
                    fprintf(stderr, "Fail to parse UUID string."
3627
                            " Wrong format.\n");
3628
                    exit(1);
3629
                }
3630
                break;
3631
            case QEMU_OPTION_option_rom:
3632
                if (nb_option_roms >= MAX_OPTION_ROMS) {
3633
                    fprintf(stderr, "Too many option ROMs\n");
3634
                    exit(1);
3635
                }
3636
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3637
                if (!opts) {
3638
                    exit(1);
3639
                }
3640
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3641
                option_rom[nb_option_roms].bootindex =
3642
                    qemu_opt_get_number(opts, "bootindex", -1);
3643
                if (!option_rom[nb_option_roms].name) {
3644
                    fprintf(stderr, "Option ROM file is not specified\n");
3645
                    exit(1);
3646
                }
3647
                nb_option_roms++;
3648
                break;
3649
            case QEMU_OPTION_semihosting:
3650
                semihosting_enabled = 1;
3651
                break;
3652
            case QEMU_OPTION_tdf:
3653
                fprintf(stderr, "Warning: user space PIT time drift fix "
3654
                                "is no longer supported.\n");
3655
                break;
3656
            case QEMU_OPTION_name:
3657
                qemu_name = g_strdup(optarg);
3658
                 {
3659
                     char *p = strchr(qemu_name, ',');
3660
                     if (p != NULL) {
3661
                        *p++ = 0;
3662
                        if (strncmp(p, "process=", 8)) {
3663
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
3664
                            exit(1);
3665
                        }
3666
                        p += 8;
3667
                        os_set_proc_name(p);
3668
                     }        
3669
                 }        
3670
                break;
3671
            case QEMU_OPTION_prom_env:
3672
                if (nb_prom_envs >= MAX_PROM_ENVS) {
3673
                    fprintf(stderr, "Too many prom variables\n");
3674
                    exit(1);
3675
                }
3676
                prom_envs[nb_prom_envs] = optarg;
3677
                nb_prom_envs++;
3678
                break;
3679
            case QEMU_OPTION_old_param:
3680
                old_param = 1;
3681
                break;
3682
            case QEMU_OPTION_clock:
3683
                configure_alarms(optarg);
3684
                break;
3685
            case QEMU_OPTION_startdate:
3686
                configure_rtc_date_offset(optarg, 1);
3687
                break;
3688
            case QEMU_OPTION_rtc:
3689
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3690
                if (!opts) {
3691
                    exit(1);
3692
                }
3693
                configure_rtc(opts);
3694
                break;
3695
            case QEMU_OPTION_tb_size:
3696
                tcg_tb_size = strtol(optarg, NULL, 0);
3697
                if (tcg_tb_size < 0) {
3698
                    tcg_tb_size = 0;
3699
                }
3700
                break;
3701
            case QEMU_OPTION_icount:
3702
                icount_option = optarg;
3703
                break;
3704
            case QEMU_OPTION_incoming:
3705
                incoming = optarg;
3706
                runstate_set(RUN_STATE_INMIGRATE);
3707
                break;
3708
            case QEMU_OPTION_nodefaults:
3709
                default_serial = 0;
3710
                default_parallel = 0;
3711
                default_virtcon = 0;
3712
                default_sclp = 0;
3713
                default_monitor = 0;
3714
                default_net = 0;
3715
                default_floppy = 0;
3716
                default_cdrom = 0;
3717
                default_sdcard = 0;
3718
                default_vga = 0;
3719
                break;
3720
            case QEMU_OPTION_xen_domid:
3721
                if (!(xen_available())) {
3722
                    printf("Option %s not supported for this target\n", popt->name);
3723
                    exit(1);
3724
                }
3725
                xen_domid = atoi(optarg);
3726
                break;
3727
            case QEMU_OPTION_xen_create:
3728
                if (!(xen_available())) {
3729
                    printf("Option %s not supported for this target\n", popt->name);
3730
                    exit(1);
3731
                }
3732
                xen_mode = XEN_CREATE;
3733
                break;
3734
            case QEMU_OPTION_xen_attach:
3735
                if (!(xen_available())) {
3736
                    printf("Option %s not supported for this target\n", popt->name);
3737
                    exit(1);
3738
                }
3739
                xen_mode = XEN_ATTACH;
3740
                break;
3741
            case QEMU_OPTION_trace:
3742
            {
3743
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3744
                if (!opts) {
3745
                    exit(1);
3746
                }
3747
                trace_events = qemu_opt_get(opts, "events");
3748
                trace_file = qemu_opt_get(opts, "file");
3749
                break;
3750
            }
3751
            case QEMU_OPTION_readconfig:
3752
                {
3753
                    int ret = qemu_read_config_file(optarg);
3754
                    if (ret < 0) {
3755
                        fprintf(stderr, "read config %s: %s\n", optarg,
3756
                            strerror(-ret));
3757
                        exit(1);
3758
                    }
3759
                    break;
3760
                }
3761
            case QEMU_OPTION_spice:
3762
                olist = qemu_find_opts("spice");
3763
                if (!olist) {
3764
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
3765
                    exit(1);
3766
                }
3767
                opts = qemu_opts_parse(olist, optarg, 0);
3768
                if (!opts) {
3769
                    exit(1);
3770
                }
3771
                display_remote++;
3772
                break;
3773
            case QEMU_OPTION_writeconfig:
3774
                {
3775
                    FILE *fp;
3776
                    if (strcmp(optarg, "-") == 0) {
3777
                        fp = stdout;
3778
                    } else {
3779
                        fp = fopen(optarg, "w");
3780
                        if (fp == NULL) {
3781
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3782
                            exit(1);
3783
                        }
3784
                    }
3785
                    qemu_config_write(fp);
3786
                    fclose(fp);
3787
                    break;
3788
                }
3789
            case QEMU_OPTION_qtest:
3790
                qtest_chrdev = optarg;
3791
                break;
3792
            case QEMU_OPTION_qtest_log:
3793
                qtest_log = optarg;
3794
                break;
3795
            case QEMU_OPTION_sandbox:
3796
                opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3797
                if (!opts) {
3798
                    exit(1);
3799
                }
3800
                break;
3801
            case QEMU_OPTION_add_fd:
3802
#ifndef _WIN32
3803
                opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3804
                if (!opts) {
3805
                    exit(1);
3806
                }
3807
#else
3808
                error_report("File descriptor passing is disabled on this "
3809
                             "platform");
3810
                exit(1);
3811
#endif
3812
                break;
3813
            case QEMU_OPTION_object:
3814
                opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3815
                if (!opts) {
3816
                    exit(1);
3817
                }
3818
                break;
3819
            default:
3820
                os_parse_cmd_args(popt->index, optarg);
3821
            }
3822
        }
3823
    }
3824
    loc_set_none();
3825

    
3826
    if (qemu_init_main_loop()) {
3827
        fprintf(stderr, "qemu_init_main_loop failed\n");
3828
        exit(1);
3829
    }
3830

    
3831
    if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3832
        exit(1);
3833
    }
3834

    
3835
#ifndef _WIN32
3836
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3837
        exit(1);
3838
    }
3839

    
3840
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3841
        exit(1);
3842
    }
3843
#endif
3844

    
3845
    if (machine == NULL) {
3846
        fprintf(stderr, "No machine found.\n");
3847
        exit(1);
3848
    }
3849

    
3850
    if (machine->hw_version) {
3851
        qemu_set_version(machine->hw_version);
3852
    }
3853

    
3854
    if (qemu_opts_foreach(qemu_find_opts("object"),
3855
                          object_create, NULL, 0) != 0) {
3856
        exit(1);
3857
    }
3858

    
3859
    /* Init CPU def lists, based on config
3860
     * - Must be called after all the qemu_read_config_file() calls
3861
     * - Must be called before list_cpus()
3862
     * - Must be called before machine->init()
3863
     */
3864
    cpudef_init();
3865

    
3866
    if (cpu_model && is_help_option(cpu_model)) {
3867
        list_cpus(stdout, &fprintf, cpu_model);
3868
        exit(0);
3869
    }
3870

    
3871
    /* Open the logfile at this point, if necessary. We can't open the logfile
3872
     * when encountering either of the logging options (-d or -D) because the
3873
     * other one may be encountered later on the command line, changing the
3874
     * location or level of logging.
3875
     */
3876
    if (log_mask) {
3877
        int mask;
3878
        if (log_file) {
3879
            qemu_set_log_filename(log_file);
3880
        }
3881

    
3882
        mask = qemu_str_to_log_mask(log_mask);
3883
        if (!mask) {
3884
            qemu_print_log_usage(stdout);
3885
            exit(1);
3886
        }
3887
        qemu_set_log(mask);
3888
    }
3889

    
3890
    if (!trace_backend_init(trace_events, trace_file)) {
3891
        exit(1);
3892
    }
3893

    
3894
    /* If no data_dir is specified then try to find it relative to the
3895
       executable path.  */
3896
    if (!data_dir) {
3897
        data_dir = os_find_datadir(argv[0]);
3898
    }
3899
    /* If all else fails use the install path specified when building. */
3900
    if (!data_dir) {
3901
        data_dir = CONFIG_QEMU_DATADIR;
3902
    }
3903

    
3904
    /*
3905
     * Default to max_cpus = smp_cpus, in case the user doesn't
3906
     * specify a max_cpus value.
3907
     */
3908
    if (!max_cpus)
3909
        max_cpus = smp_cpus;
3910

    
3911
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3912
    if (smp_cpus > machine->max_cpus) {
3913
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3914
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
3915
                machine->max_cpus);
3916
        exit(1);
3917
    }
3918

    
3919
    /*
3920
     * Get the default machine options from the machine if it is not already
3921
     * specified either by the configuration file or by the command line.
3922
     */
3923
    if (machine->default_machine_opts) {
3924
        qemu_opts_set_defaults(qemu_find_opts("machine"),
3925
                               machine->default_machine_opts, 0);
3926
    }
3927

    
3928
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3929
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3930

    
3931
    if (machine->no_serial) {
3932
        default_serial = 0;
3933
    }
3934
    if (machine->no_parallel) {
3935
        default_parallel = 0;
3936
    }
3937
    if (!machine->use_virtcon) {
3938
        default_virtcon = 0;
3939
    }
3940
    if (!machine->use_sclp) {
3941
        default_sclp = 0;
3942
    }
3943
    if (machine->no_floppy) {
3944
        default_floppy = 0;
3945
    }
3946
    if (machine->no_cdrom) {
3947
        default_cdrom = 0;
3948
    }
3949
    if (machine->no_sdcard) {
3950
        default_sdcard = 0;
3951
    }
3952

    
3953
    if (is_daemonized()) {
3954
        /* According to documentation and historically, -nographic redirects
3955
         * serial port, parallel port and monitor to stdio, which does not work
3956
         * with -daemonize.  We can redirect these to null instead, but since
3957
         * -nographic is legacy, let's just error out.
3958
         * We disallow -nographic only if all other ports are not redirected
3959
         * explicitly, to not break existing legacy setups which uses
3960
         * -nographic _and_ redirects all ports explicitly - this is valid
3961
         * usage, -nographic is just a no-op in this case.
3962
         */
3963
        if (display_type == DT_NOGRAPHIC
3964
            && (default_parallel || default_serial
3965
                || default_monitor || default_virtcon)) {
3966
            fprintf(stderr, "-nographic can not be used with -daemonize\n");
3967
            exit(1);
3968
        }
3969
#ifdef CONFIG_CURSES
3970
        if (display_type == DT_CURSES) {
3971
            fprintf(stderr, "curses display can not be used with -daemonize\n");
3972
            exit(1);
3973
        }
3974
#endif
3975
    }
3976

    
3977
    if (display_type == DT_NOGRAPHIC) {
3978
        if (default_parallel)
3979
            add_device_config(DEV_PARALLEL, "null");
3980
        if (default_serial && default_monitor) {
3981
            add_device_config(DEV_SERIAL, "mon:stdio");
3982
        } else if (default_virtcon && default_monitor) {
3983
            add_device_config(DEV_VIRTCON, "mon:stdio");
3984
        } else if (default_sclp && default_monitor) {
3985
            add_device_config(DEV_SCLP, "mon:stdio");
3986
        } else {
3987
            if (default_serial)
3988
                add_device_config(DEV_SERIAL, "stdio");
3989
            if (default_virtcon)
3990
                add_device_config(DEV_VIRTCON, "stdio");
3991
            if (default_sclp) {
3992
                add_device_config(DEV_SCLP, "stdio");
3993
            }
3994
            if (default_monitor)
3995
                monitor_parse("stdio", "readline");
3996
        }
3997
    } else {
3998
        if (default_serial)
3999
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
4000
        if (default_parallel)
4001
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
4002
        if (default_monitor)
4003
            monitor_parse("vc:80Cx24C", "readline");
4004
        if (default_virtcon)
4005
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4006
        if (default_sclp) {
4007
            add_device_config(DEV_SCLP, "vc:80Cx24C");
4008
        }
4009
    }
4010

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

    
4024
#if defined(CONFIG_GTK)
4025
    if (display_type == DT_GTK) {
4026
        early_gtk_display_init();
4027
    }
4028
#endif
4029

    
4030
    socket_init();
4031

    
4032
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
4033
        exit(1);
4034
#ifdef CONFIG_VIRTFS
4035
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4036
        exit(1);
4037
    }
4038
#endif
4039

    
4040
    os_daemonize();
4041

    
4042
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4043
        os_pidfile_error();
4044
        exit(1);
4045
    }
4046

    
4047
    /* init the memory */
4048
    if (ram_size == 0) {
4049
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4050
    }
4051

    
4052
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4053
        != 0) {
4054
        exit(0);
4055
    }
4056

    
4057
    configure_accelerator();
4058

    
4059
    machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
4060
    if (machine_opts) {
4061
        kernel_filename = qemu_opt_get(machine_opts, "kernel");
4062
        initrd_filename = qemu_opt_get(machine_opts, "initrd");
4063
        kernel_cmdline = qemu_opt_get(machine_opts, "append");
4064
    } else {
4065
        kernel_filename = initrd_filename = kernel_cmdline = NULL;
4066
    }
4067

    
4068
    if (!kernel_cmdline) {
4069
        kernel_cmdline = "";
4070
    }
4071

    
4072
    linux_boot = (kernel_filename != NULL);
4073

    
4074
    if (!linux_boot && *kernel_cmdline != '\0') {
4075
        fprintf(stderr, "-append only allowed with -kernel option\n");
4076
        exit(1);
4077
    }
4078

    
4079
    if (!linux_boot && initrd_filename != NULL) {
4080
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
4081
        exit(1);
4082
    }
4083

    
4084
    if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
4085
        fprintf(stderr, "-dtb only allowed with -kernel option\n");
4086
        exit(1);
4087
    }
4088

    
4089
    os_set_line_buffering();
4090

    
4091
    qemu_init_cpu_loop();
4092
    qemu_mutex_lock_iothread();
4093

    
4094
#ifdef CONFIG_SPICE
4095
    /* spice needs the timers to be initialized by this point */
4096
    qemu_spice_init();
4097
#endif
4098

    
4099
    if (icount_option && (kvm_enabled() || xen_enabled())) {
4100
        fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4101
        exit(1);
4102
    }
4103
    configure_icount(icount_option);
4104

    
4105
    /* clean up network at qemu process termination */
4106
    atexit(&net_cleanup);
4107

    
4108
    if (net_init_clients() < 0) {
4109
        exit(1);
4110
    }
4111

    
4112
    /* init the bluetooth world */
4113
    if (foreach_device_config(DEV_BT, bt_parse))
4114
        exit(1);
4115

    
4116
    if (!xen_enabled()) {
4117
        /* On 32-bit hosts, QEMU is limited by virtual address space */
4118
        if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4119
            fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4120
            exit(1);
4121
        }
4122
    }
4123

    
4124
    cpu_exec_init_all();
4125

    
4126
    bdrv_init_with_whitelist();
4127

    
4128
    blk_mig_init();
4129

    
4130
    /* open the virtual block devices */
4131
    if (snapshot)
4132
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4133
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4134
                          &machine->block_default_type, 1) != 0) {
4135
        exit(1);
4136
    }
4137

    
4138
    default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4139
                  CDROM_OPTS);
4140
    default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4141
    default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4142

    
4143
    register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
4144

    
4145
    if (nb_numa_nodes > 0) {
4146
        int i;
4147

    
4148
        if (nb_numa_nodes > MAX_NODES) {
4149
            nb_numa_nodes = MAX_NODES;
4150
        }
4151

    
4152
        /* If no memory size if given for any node, assume the default case
4153
         * and distribute the available memory equally across all nodes
4154
         */
4155
        for (i = 0; i < nb_numa_nodes; i++) {
4156
            if (node_mem[i] != 0)
4157
                break;
4158
        }
4159
        if (i == nb_numa_nodes) {
4160
            uint64_t usedmem = 0;
4161

    
4162
            /* On Linux, the each node's border has to be 8MB aligned,
4163
             * the final node gets the rest.
4164
             */
4165
            for (i = 0; i < nb_numa_nodes - 1; i++) {
4166
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4167
                usedmem += node_mem[i];
4168
            }
4169
            node_mem[i] = ram_size - usedmem;
4170
        }
4171

    
4172
        for (i = 0; i < nb_numa_nodes; i++) {
4173
            if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
4174
                break;
4175
            }
4176
        }
4177
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
4178
         * must cope with this anyway, because there are BIOSes out there in
4179
         * real machines which also use this scheme.
4180
         */
4181
        if (i == nb_numa_nodes) {
4182
            for (i = 0; i < max_cpus; i++) {
4183
                set_bit(i, node_cpumask[i % nb_numa_nodes]);
4184
            }
4185
        }
4186
    }
4187

    
4188
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4189
        exit(1);
4190
    }
4191

    
4192
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4193
        exit(1);
4194
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4195
        exit(1);
4196
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4197
        exit(1);
4198
    if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4199
        exit(1);
4200
    }
4201
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4202
        exit(1);
4203

    
4204
    /* If no default VGA is requested, the default is "none".  */
4205
    if (default_vga) {
4206
        if (cirrus_vga_available()) {
4207
            vga_model = "cirrus";
4208
        } else if (vga_available()) {
4209
            vga_model = "std";
4210
        }
4211
    }
4212
    select_vgahw(vga_model);
4213

    
4214
    if (watchdog) {
4215
        i = select_watchdog(watchdog);
4216
        if (i > 0)
4217
            exit (i == 1 ? 1 : 0);
4218
    }
4219

    
4220
    if (machine->compat_props) {
4221
        qdev_prop_register_global_list(machine->compat_props);
4222
    }
4223
    qemu_add_globals();
4224

    
4225
    qdev_machine_init();
4226

    
4227
    QEMUMachineInitArgs args = { .ram_size = ram_size,
4228
                                 .boot_device = (boot_devices[0] == '\0') ?
4229
                                                machine->boot_order :
4230
                                                boot_devices,
4231
                                 .kernel_filename = kernel_filename,
4232
                                 .kernel_cmdline = kernel_cmdline,
4233
                                 .initrd_filename = initrd_filename,
4234
                                 .cpu_model = cpu_model };
4235
    machine->init(&args);
4236

    
4237
    cpu_synchronize_all_post_init();
4238

    
4239
    set_numa_modes();
4240

    
4241
    current_machine = machine;
4242

    
4243
    /* init USB devices */
4244
    if (usb_enabled(false)) {
4245
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
4246
            exit(1);
4247
    }
4248

    
4249
    /* init generic devices */
4250
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4251
        exit(1);
4252

    
4253
    net_check_clients();
4254

    
4255
    /* just use the first displaystate for the moment */
4256
    ds = get_displaystate();
4257

    
4258
    /* init local displays */
4259
    switch (display_type) {
4260
    case DT_NOGRAPHIC:
4261
        break;
4262
#if defined(CONFIG_CURSES)
4263
    case DT_CURSES:
4264
        curses_display_init(ds, full_screen);
4265
        break;
4266
#endif
4267
#if defined(CONFIG_SDL)
4268
    case DT_SDL:
4269
        sdl_display_init(ds, full_screen, no_frame);
4270
        break;
4271
#elif defined(CONFIG_COCOA)
4272
    case DT_SDL:
4273
        cocoa_display_init(ds, full_screen);
4274
        break;
4275
#endif
4276
#if defined(CONFIG_GTK)
4277
    case DT_GTK:
4278
        gtk_display_init(ds);
4279
        break;
4280
#endif
4281
    default:
4282
        break;
4283
    }
4284

    
4285
    /* must be after terminal init, SDL library changes signal handlers */
4286
    os_setup_signal_handling();
4287

    
4288
#ifdef CONFIG_VNC
4289
    /* init remote displays */
4290
    if (vnc_display) {
4291
        Error *local_err = NULL;
4292
        vnc_display_init(ds);
4293
        vnc_display_open(ds, vnc_display, &local_err);
4294
        if (local_err != NULL) {
4295
            fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
4296
                    vnc_display, error_get_pretty(local_err));
4297
            error_free(local_err);
4298
            exit(1);
4299
        }
4300

    
4301
        if (show_vnc_port) {
4302
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4303
        }
4304
    }
4305
#endif
4306
#ifdef CONFIG_SPICE
4307
    if (using_spice && !qxl_enabled) {
4308
        qemu_spice_display_init(ds);
4309
    }
4310
#endif
4311

    
4312
    /* display setup */
4313
    text_consoles_set_display(ds);
4314

    
4315
    if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4316
        exit(1);
4317
    }
4318

    
4319
    qdev_machine_creation_done();
4320

    
4321
    if (rom_load_all() != 0) {
4322
        fprintf(stderr, "rom loading failed\n");
4323
        exit(1);
4324
    }
4325

    
4326
    /* TODO: once all bus devices are qdevified, this should be done
4327
     * when bus is created by qdev.c */
4328
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4329
    qemu_run_machine_init_done_notifiers();
4330

    
4331
    qemu_system_reset(VMRESET_SILENT);
4332
    if (loadvm) {
4333
        if (load_vmstate(loadvm) < 0) {
4334
            autostart = 0;
4335
        }
4336
    }
4337

    
4338
    if (incoming) {
4339
        Error *local_err = NULL;
4340
        qemu_start_incoming_migration(incoming, &local_err);
4341
        if (local_err) {
4342
            fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
4343
            error_free(local_err);
4344
            exit(1);
4345
        }
4346
    } else if (autostart) {
4347
        vm_start();
4348
    }
4349

    
4350
    os_setup_post();
4351

    
4352
    resume_all_vcpus();
4353
    main_loop();
4354
    bdrv_close_all();
4355
    pause_all_vcpus();
4356
    res_free();
4357

    
4358
    return 0;
4359
}