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Version 1.0.1
[qemu.git] / vl.c
CommitLineData
0824d6fc 1/*
80cabfad 2 * QEMU System Emulator
5fafdf24 3 *
68d0f70e 4 * Copyright (c) 2003-2008 Fabrice Bellard
5fafdf24 5 *
1df912cf
FB		 6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
0824d6fc 23 */
0824d6fc 24#include <unistd.h>
0824d6fc
FB		 25#include <fcntl.h>
26#include <signal.h>
27#include <time.h>
0824d6fc 28#include <errno.h>
67b915a5 29#include <sys/time.h>
c88676f8 30#include <zlib.h>
67b915a5 31
71e72a19 32/* Needed early for CONFIG_BSD etc. */
d40cdb10
BS		 33#include "config-host.h"
34
67b915a5 35#ifndef _WIN32
5cea8590 36#include <libgen.h>
67b915a5 37#include <sys/times.h>
f1510b2c 38#include <sys/wait.h>
67b915a5 39#include <termios.h>
67b915a5 40#include <sys/mman.h>
f1510b2c 41#include <sys/ioctl.h>
24646c7e 42#include <sys/resource.h>
f1510b2c 43#include <sys/socket.h>
c94c8d64 44#include <netinet/in.h>
24646c7e 45#include <net/if.h>
24646c7e 46#include <arpa/inet.h>
9d728e8c 47#include <dirent.h>
7c9d8e07 48#include <netdb.h>
cb4b976b 49#include <sys/select.h>
ab6540d5 50
71e72a19 51#ifdef CONFIG_BSD
7d3505c5 52#include <sys/stat.h>
a167ba50 53#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
7d3505c5 54#include <libutil.h>
92c0e657 55#include <sys/sysctl.h>
24646c7e
BS		 56#else
57#include <util.h>
128ab2ff 58#endif
bbe813a2 59#else
223f0d72 60#ifdef __linux__
7d3505c5
FB		 61#include <pty.h>
62#include <malloc.h>
bd494f4c 63
e57a8c0e 64#include <linux/ppdev.h>
5867c88a 65#include <linux/parport.h>
223f0d72
BS		 66#endif
67#ifdef __sun__
d5d10bc3
TS		 68#include <sys/stat.h>
69#include <sys/ethernet.h>
70#include <sys/sockio.h>
d5d10bc3 71#include <netinet/arp.h>
d5d10bc3
TS		 72#include <netinet/in_systm.h>
73#include <netinet/ip.h>
74#include <netinet/ip_icmp.h> // must come after ip.h
75#include <netinet/udp.h>
76#include <netinet/tcp.h>
77#include <net/if.h>
78#include <syslog.h>
79#include <stropts.h>
67b915a5 80#endif
7d3505c5 81#endif
ec530c81 82#endif
67b915a5 83
9892fbfb
BS		 84#if defined(__OpenBSD__)
85#include <util.h>
86#endif
87
8a16d273
TS		 88#if defined(CONFIG_VDE)
89#include <libvdeplug.h>
90#endif
91
67b915a5 92#ifdef _WIN32
49dc768d 93#include <windows.h>
67b915a5
FB		 94#endif
95
73332e5c 96#ifdef CONFIG_SDL
59a36a2f 97#if defined(__APPLE__) || defined(main)
6693665a 98#include <SDL.h>
880fec5d 99int qemu_main(int argc, char **argv, char **envp);
100int main(int argc, char **argv)
101{
59a36a2f 102 return qemu_main(argc, argv, NULL);
880fec5d 103}
104#undef main
105#define main qemu_main
96bcd4f8 106#endif
73332e5c 107#endif /* CONFIG_SDL */
0824d6fc 108
5b0753e0
FB		 109#ifdef CONFIG_COCOA
110#undef main
111#define main qemu_main
112#endif /* CONFIG_COCOA */
113
69e5bb68
AL		 114#include <glib.h>
115
511d2b14
BS		 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"
511d2b14
BS		 121#include "hw/isa.h"
122#include "hw/baum.h"
123#include "hw/bt.h"
9dd986cc 124#include "hw/watchdog.h"
b6f6e3d3 125#include "hw/smbios.h"
e37630ca 126#include "hw/xen.h"
bd3c948d 127#include "hw/qdev.h"
45a50b16 128#include "hw/loader.h"
5ef4efa4 129#include "bt-host.h"
511d2b14 130#include "net.h"
68ac40d2 131#include "net/slirp.h"
511d2b14
BS		 132#include "monitor.h"
133#include "console.h"
134#include "sysemu.h"
135#include "gdbstub.h"
136#include "qemu-timer.h"
137#include "qemu-char.h"
138#include "cache-utils.h"
139#include "block.h"
666daa68 140#include "blockdev.h"
c163b5ca 141#include "block-migration.h"
a718acec 142#include "dma.h"
511d2b14
BS		 143#include "audio/audio.h"
144#include "migration.h"
145#include "kvm.h"
f795e743 146#include "qjson.h"
d3f24367 147#include "qemu-option.h"
7282a033 148#include "qemu-config.h"
59a5264b 149#include "qemu-options.h"
1fa9a5e4 150#include "qmp-commands.h"
44a9b356 151#include "main-loop.h"
758e8e38 152#ifdef CONFIG_VIRTFS
74db920c
GS		 153#include "fsdev/qemu-fsdev.h"
154#endif
511d2b14 155
0824d6fc 156#include "disas.h"
fc01f7e7 157
511d2b14
BS		 158#include "qemu_socket.h"
159
d918f23e 160#include "slirp/libslirp.h"
511d2b14 161
94b0b5ff 162#include "trace.h"
e4858974 163#include "trace/control.h"
72cf2d4f 164#include "qemu-queue.h"
296af7c9 165#include "cpus.h"
ad96090a 166#include "arch_init.h"
72cf2d4f 167
29b0040b
GH		 168#include "ui/qemu-spice.h"
169
9dc63a1e
BS		 170//#define DEBUG_NET
171//#define DEBUG_SLIRP
330d0414 172
1bfe856e 173#define DEFAULT_RAM_SIZE 128
313aa567 174
98b19252
AS		 175#define MAX_VIRTIO_CONSOLES 1
176
5cea8590 177static const char *data_dir;
1192dad8 178const char *bios_name = NULL;
cb5a7aa8 179enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 180DisplayType display_type = DT_DEFAULT;
6b62dc2d 181int display_remote = 0;
3d11d0eb 182const char* keyboard_layout = NULL;
c227f099 183ram_addr_t ram_size;
c902760f
MT		 184const char *mem_path = NULL;
185#ifdef MAP_POPULATE
186int mem_prealloc = 0; /* force preallocation of physical target memory */
187#endif
c4b1fcc0 188int nb_nics;
7c9d8e07 189NICInfo nd_table[MAX_NICS];
d399f677 190int autostart;
f6503059
AZ		 191static int rtc_utc = 1;
192static int rtc_date_offset = -1; /* -1 means no change */
6875204c 193QEMUClock *rtc_clock;
64465297 194int vga_interface_type = VGA_NONE;
dbed7e40 195static int full_screen = 0;
634a21f6 196#ifdef CONFIG_SDL
dbed7e40 197static int no_frame = 0;
634a21f6 198#endif
667accab 199int no_quit = 0;
8d11df9e 200CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 201CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 202CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
a09db21f 203int win2k_install_hack = 0;
73822ec8 204int rtc_td_hack = 0;
bb36d470 205int usb_enabled = 0;
1b530a6d 206int singlestep = 0;
6a00d601 207int smp_cpus = 1;
6be68d7e 208int max_cpus = 0;
dc6b1c09
AP		 209int smp_cores = 1;
210int smp_threads = 1;
821601ea 211#ifdef CONFIG_VNC
73fc9742 212const char *vnc_display;
821601ea 213#endif
6515b203 214int acpi_enabled = 1;
16b29ae1 215int no_hpet = 0;
52ca8d6a 216int fd_bootchk = 1;
d1beab82 217int no_reboot = 0;
b2f76161 218int no_shutdown = 0;
9467cd46 219int cursor_hide = 1;
a171fe39 220int graphic_rotate = 0;
6b35e7bf 221uint8_t irq0override = 1;
09aaa160 222const char *watchdog;
2e55e842 223QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 224int nb_option_roms;
8e71621f 225int semihosting_enabled = 0;
2b8f2d41 226int old_param = 0;
c35734b2 227const char *qemu_name;
3780e197 228int alt_grab = 0;
0ca9f8a4 229int ctrl_grab = 0;
66508601
BS		 230unsigned int nb_prom_envs = 0;
231const char *prom_envs[MAX_PROM_ENVS];
95387491 232int boot_menu;
3d3b8303 233uint8_t *boot_splash_filedata;
234int boot_splash_filedata_size;
235uint8_t qemu_extra_params_fw[2];
0824d6fc 236
1ca4d09a
GN		 237typedef struct FWBootEntry FWBootEntry;
238
239struct FWBootEntry {
240 QTAILQ_ENTRY(FWBootEntry) link;
241 int32_t bootindex;
242 DeviceState *dev;
243 char *suffix;
244};
245
246QTAILQ_HEAD(, FWBootEntry) fw_boot_order = QTAILQ_HEAD_INITIALIZER(fw_boot_order);
247
268a362c
AL		 248int nb_numa_nodes;
249uint64_t node_mem[MAX_NODES];
250uint64_t node_cpumask[MAX_NODES];
251
8fcb1b90
BS		 252uint8_t qemu_uuid[16];
253
76e30d0f
JK		 254static QEMUBootSetHandler *boot_set_handler;
255static void *boot_set_opaque;
256
fd42deeb
GH		 257static NotifierList exit_notifiers =
258 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
259
4cab946a
GN		 260static NotifierList machine_init_done_notifiers =
261 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
262
303d4e86 263static int tcg_allowed = 1;
d745bef8 264int kvm_allowed = 0;
3285cf4f 265int xen_allowed = 0;
d745bef8
BS		 266uint32_t xen_domid;
267enum xen_mode xen_mode = XEN_EMULATE;
d5ab9713 268static int tcg_tb_size;
d745bef8 269
998bbd74 270static int default_serial = 1;
6a5e8b0e 271static int default_parallel = 1;
986c5f78 272static int default_virtcon = 1;
abdeed06 273static int default_monitor = 1;
64465297 274static int default_vga = 1;
ac33f8fa
GH		 275static int default_floppy = 1;
276static int default_cdrom = 1;
277static int default_sdcard = 1;
998bbd74
GH		 278
279static struct {
280 const char *driver;
281 int *flag;
282} default_list[] = {
6a5e8b0e
GH		 283 { .driver = "isa-serial", .flag = &default_serial },
284 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 285 { .driver = "isa-fdc", .flag = &default_floppy },
af6bf132
MA		 286 { .driver = "ide-cd", .flag = &default_cdrom },
287 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 288 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 289 { .driver = "scsi-cd", .flag = &default_cdrom },
392ecf54
AS		 290 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
291 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
292 { .driver = "virtio-serial", .flag = &default_virtcon },
64465297 293 { .driver = "VGA", .flag = &default_vga },
69fd02ee
GH		 294 { .driver = "cirrus-vga", .flag = &default_vga },
295 { .driver = "vmware-svga", .flag = &default_vga },
0826c710 296 { .driver = "isa-vga", .flag = &default_vga },
42138043 297 { .driver = "qxl-vga", .flag = &default_vga },
998bbd74
GH		 298};
299
3d3b8303 300static void res_free(void)
301{
302 if (boot_splash_filedata != NULL) {
7267c094 303 g_free(boot_splash_filedata);
3d3b8303 304 boot_splash_filedata = NULL;
305 }
306}
307
998bbd74
GH		 308static int default_driver_check(QemuOpts *opts, void *opaque)
309{
310 const char *driver = qemu_opt_get(opts, "driver");
311 int i;
312
313 if (!driver)
314 return 0;
315 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
316 if (strcmp(default_list[i].driver, driver) != 0)
317 continue;
318 *(default_list[i].flag) = 0;
319 }
320 return 0;
321}
322
f5bbfba1
LC		 323/***********************************************************/
324/* QEMU state */
325
0461d5a6 326static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 327
5db9d4d1
LC		 328typedef struct {
329 RunState from;
330 RunState to;
331} RunStateTransition;
332
333static const RunStateTransition runstate_transitions_def[] = {
334 /* from -> to */
0461d5a6 335 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
5db9d4d1 336
0461d5a6
LC		 337 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
338 { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH },
5db9d4d1 339
0461d5a6 340 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 341 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 342
0461d5a6 343 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 344 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 345
0461d5a6 346 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 347 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 348
0461d5a6 349 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 350 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 351
0461d5a6 352 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 353 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 354 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 355
0461d5a6
LC		 356 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
357 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
5db9d4d1 358
0461d5a6 359 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
5db9d4d1 360
0461d5a6
LC		 361 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
362 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
363 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
364 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
365 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
366 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
367 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
368 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
369 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
5db9d4d1 370
0461d5a6 371 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 372
0461d5a6 373 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 374 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 375
0461d5a6 376 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 377 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 378
0461d5a6 379 { RUN_STATE_MAX, RUN_STATE_MAX },
5db9d4d1
LC		 380};
381
0461d5a6
LC		 382static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
383
f5bbfba1
LC		 384bool runstate_check(RunState state)
385{
386 return current_run_state == state;
387}
388
5db9d4d1
LC		 389void runstate_init(void)
390{
391 const RunStateTransition *p;
392
393 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
394
0461d5a6 395 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
5db9d4d1
LC		 396 runstate_valid_transitions[p->from][p->to] = true;
397 }
398}
399
400/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 401void runstate_set(RunState new_state)
402{
207c5cd2
LC		 403 assert(new_state < RUN_STATE_MAX);
404
405 if (!runstate_valid_transitions[current_run_state][new_state]) {
406 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
407 RunState_lookup[current_run_state],
408 RunState_lookup[new_state]);
5db9d4d1
LC		 409 abort();
410 }
411
f5bbfba1
LC		 412 current_run_state = new_state;
413}
414
1fa9a5e4 415int runstate_is_running(void)
9e37b9dc 416{
1fa9a5e4 417 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 418}
419
1fa9a5e4 420StatusInfo *qmp_query_status(Error **errp)
1354869c 421{
1fa9a5e4
LC		 422 StatusInfo *info = g_malloc0(sizeof(*info));
423
424 info->running = runstate_is_running();
425 info->singlestep = singlestep;
426 info->status = current_run_state;
427
428 return info;
1354869c
LC		 429}
430
8f0056b7
PB		 431/***********************************************************/
432/* real time host monotonic timer */
09b26c5e 433
f6503059
AZ		 434/***********************************************************/
435/* host time/date access */
436void qemu_get_timedate(struct tm *tm, int offset)
437{
438 time_t ti;
439 struct tm *ret;
440
441 time(&ti);
442 ti += offset;
443 if (rtc_date_offset == -1) {
444 if (rtc_utc)
445 ret = gmtime(&ti);
446 else
447 ret = localtime(&ti);
448 } else {
449 ti -= rtc_date_offset;
450 ret = gmtime(&ti);
451 }
452
453 memcpy(tm, ret, sizeof(struct tm));
454}
455
456int qemu_timedate_diff(struct tm *tm)
457{
458 time_t seconds;
459
460 if (rtc_date_offset == -1)
461 if (rtc_utc)
462 seconds = mktimegm(tm);
f54c556c
GN		 463 else {
464 struct tm tmp = *tm;
465 tmp.tm_isdst = -1; /* use timezone to figure it out */
466 seconds = mktime(&tmp);
467 }
f6503059
AZ		 468 else
469 seconds = mktimegm(tm) + rtc_date_offset;
470
471 return seconds - time(NULL);
472}
473
80cd3478
LC		 474void rtc_change_mon_event(struct tm *tm)
475{
476 QObject *data;
477
478 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
479 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
480 qobject_decref(data);
481}
482
1ed2fc1f
JK		 483static void configure_rtc_date_offset(const char *startdate, int legacy)
484{
485 time_t rtc_start_date;
486 struct tm tm;
487
488 if (!strcmp(startdate, "now") && legacy) {
489 rtc_date_offset = -1;
490 } else {
491 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
492 &tm.tm_year,
493 &tm.tm_mon,
494 &tm.tm_mday,
495 &tm.tm_hour,
496 &tm.tm_min,
497 &tm.tm_sec) == 6) {
498 /* OK */
499 } else if (sscanf(startdate, "%d-%d-%d",
500 &tm.tm_year,
501 &tm.tm_mon,
502 &tm.tm_mday) == 3) {
503 tm.tm_hour = 0;
504 tm.tm_min = 0;
505 tm.tm_sec = 0;
506 } else {
507 goto date_fail;
508 }
509 tm.tm_year -= 1900;
510 tm.tm_mon--;
511 rtc_start_date = mktimegm(&tm);
512 if (rtc_start_date == -1) {
513 date_fail:
514 fprintf(stderr, "Invalid date format. Valid formats are:\n"
515 "'2006-06-17T16:01:21' or '2006-06-17'\n");
516 exit(1);
517 }
518 rtc_date_offset = time(NULL) - rtc_start_date;
519 }
520}
521
522static void configure_rtc(QemuOpts *opts)
523{
524 const char *value;
525
526 value = qemu_opt_get(opts, "base");
527 if (value) {
528 if (!strcmp(value, "utc")) {
529 rtc_utc = 1;
530 } else if (!strcmp(value, "localtime")) {
531 rtc_utc = 0;
532 } else {
533 configure_rtc_date_offset(value, 0);
534 }
535 }
6875204c
JK		 536 value = qemu_opt_get(opts, "clock");
537 if (value) {
538 if (!strcmp(value, "host")) {
539 rtc_clock = host_clock;
540 } else if (!strcmp(value, "vm")) {
541 rtc_clock = vm_clock;
542 } else {
543 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
544 exit(1);
545 }
546 }
1ed2fc1f
JK		 547 value = qemu_opt_get(opts, "driftfix");
548 if (value) {
7e4c0336 549 if (!strcmp(value, "slew")) {
1ed2fc1f 550 rtc_td_hack = 1;
7e4c0336 551 } else if (!strcmp(value, "none")) {
1ed2fc1f
JK		 552 rtc_td_hack = 0;
553 } else {
554 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
555 exit(1);
556 }
557 }
1ed2fc1f
JK		 558}
559
1ae26a18
AZ		 560/***********************************************************/
561/* Bluetooth support */
562static int nb_hcis;
563static int cur_hci;
564static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 565
1ae26a18
AZ		 566static struct bt_vlan_s {
567 struct bt_scatternet_s net;
568 int id;
569 struct bt_vlan_s *next;
570} *first_bt_vlan;
571
572/* find or alloc a new bluetooth "VLAN" */
674bb261 573static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
1ae26a18
AZ		 574{
575 struct bt_vlan_s **pvlan, *vlan;
576 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
577 if (vlan->id == id)
578 return &vlan->net;
579 }
7267c094 580 vlan = g_malloc0(sizeof(struct bt_vlan_s));
1ae26a18
AZ		 581 vlan->id = id;
582 pvlan = &first_bt_vlan;
583 while (*pvlan != NULL)
584 pvlan = &(*pvlan)->next;
585 *pvlan = vlan;
586 return &vlan->net;
587}
588
589static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
590{
591}
592
593static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
594{
595 return -ENOTSUP;
596}
597
598static struct HCIInfo null_hci = {
599 .cmd_send = null_hci_send,
600 .sco_send = null_hci_send,
601 .acl_send = null_hci_send,
602 .bdaddr_set = null_hci_addr_set,
603};
604
605struct HCIInfo *qemu_next_hci(void)
606{
607 if (cur_hci == nb_hcis)
608 return &null_hci;
609
610 return hci_table[cur_hci++];
611}
612
dc72ac14
AZ		 613static struct HCIInfo *hci_init(const char *str)
614{
615 char *endp;
616 struct bt_scatternet_s *vlan = 0;
617
618 if (!strcmp(str, "null"))
619 /* null */
620 return &null_hci;
621 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
622 /* host[:hciN] */
623 return bt_host_hci(str[4] ? str + 5 : "hci0");
624 else if (!strncmp(str, "hci", 3)) {
625 /* hci[,vlan=n] */
626 if (str[3]) {
627 if (!strncmp(str + 3, ",vlan=", 6)) {
628 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
629 if (*endp)
630 vlan = 0;
631 }
632 } else
633 vlan = qemu_find_bt_vlan(0);
634 if (vlan)
635 return bt_new_hci(vlan);
636 }
637
638 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
639
640 return 0;
641}
642
643static int bt_hci_parse(const char *str)
644{
645 struct HCIInfo *hci;
c227f099 646 bdaddr_t bdaddr;
dc72ac14
AZ		 647
648 if (nb_hcis >= MAX_NICS) {
649 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
650 return -1;
651 }
652
653 hci = hci_init(str);
654 if (!hci)
655 return -1;
656
657 bdaddr.b[0] = 0x52;
658 bdaddr.b[1] = 0x54;
659 bdaddr.b[2] = 0x00;
660 bdaddr.b[3] = 0x12;
661 bdaddr.b[4] = 0x34;
662 bdaddr.b[5] = 0x56 + nb_hcis;
663 hci->bdaddr_set(hci, bdaddr.b);
664
665 hci_table[nb_hcis++] = hci;
666
667 return 0;
668}
669
670static void bt_vhci_add(int vlan_id)
671{
672 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
673
674 if (!vlan->slave)
675 fprintf(stderr, "qemu: warning: adding a VHCI to "
676 "an empty scatternet %i\n", vlan_id);
677
678 bt_vhci_init(bt_new_hci(vlan));
679}
680
681static struct bt_device_s *bt_device_add(const char *opt)
682{
683 struct bt_scatternet_s *vlan;
684 int vlan_id = 0;
685 char *endp = strstr(opt, ",vlan=");
686 int len = (endp ? endp - opt : strlen(opt)) + 1;
687 char devname[10];
688
689 pstrcpy(devname, MIN(sizeof(devname), len), opt);
690
691 if (endp) {
692 vlan_id = strtol(endp + 6, &endp, 0);
693 if (*endp) {
694 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
695 return 0;
696 }
697 }
698
699 vlan = qemu_find_bt_vlan(vlan_id);
700
701 if (!vlan->slave)
702 fprintf(stderr, "qemu: warning: adding a slave device to "
703 "an empty scatternet %i\n", vlan_id);
704
705 if (!strcmp(devname, "keyboard"))
706 return bt_keyboard_init(vlan);
707
708 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
709 return 0;
710}
711
712static int bt_parse(const char *opt)
713{
714 const char *endp, *p;
715 int vlan;
716
717 if (strstart(opt, "hci", &endp)) {
718 if (!*endp || *endp == ',') {
719 if (*endp)
720 if (!strstart(endp, ",vlan=", 0))
721 opt = endp + 1;
722
723 return bt_hci_parse(opt);
724 }
725 } else if (strstart(opt, "vhci", &endp)) {
726 if (!*endp || *endp == ',') {
727 if (*endp) {
728 if (strstart(endp, ",vlan=", &p)) {
729 vlan = strtol(p, (char **) &endp, 0);
730 if (*endp) {
731 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
732 return 1;
733 }
734 } else {
735 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
736 return 1;
737 }
738 } else
739 vlan = 0;
740
741 bt_vhci_add(vlan);
742 return 0;
743 }
744 } else if (strstart(opt, "device:", &endp))
745 return !bt_device_add(endp);
746
747 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
748 return 1;
749}
750
1ae26a18
AZ		 751/***********************************************************/
752/* QEMU Block devices */
753
2292ddae
MA		 754#define HD_OPTS "media=disk"
755#define CDROM_OPTS "media=cdrom"
756#define FD_OPTS ""
757#define PFLASH_OPTS ""
758#define MTD_OPTS ""
759#define SD_OPTS ""
e4bcb14c 760
9dfd7c7a
GH		 761static int drive_init_func(QemuOpts *opts, void *opaque)
762{
a803cb8e 763 int *use_scsi = opaque;
9dfd7c7a 764
319ae529 765 return drive_init(opts, *use_scsi) == NULL;
9dfd7c7a
GH		 766}
767
768static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
769{
770 if (NULL == qemu_opt_get(opts, "snapshot")) {
771 qemu_opt_set(opts, "snapshot", "on");
772 }
773 return 0;
774}
775
4e5d9b57
MA		 776static void default_drive(int enable, int snapshot, int use_scsi,
777 BlockInterfaceType type, int index,
778 const char *optstr)
779{
780 QemuOpts *opts;
781
782 if (type == IF_DEFAULT) {
783 type = use_scsi ? IF_SCSI : IF_IDE;
784 }
785
786 if (!enable || drive_get_by_index(type, index)) {
787 return;
788 }
789
790 opts = drive_add(type, index, NULL, optstr);
791 if (snapshot) {
792 drive_enable_snapshot(opts, NULL);
793 }
319ae529 794 if (!drive_init(opts, use_scsi)) {
4e5d9b57
MA		 795 exit(1);
796 }
797}
798
76e30d0f
JK		 799void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
800{
801 boot_set_handler = func;
802 boot_set_opaque = opaque;
803}
804
805int qemu_boot_set(const char *boot_devices)
806{
807 if (!boot_set_handler) {
808 return -EINVAL;
809 }
810 return boot_set_handler(boot_set_opaque, boot_devices);
811}
812
4e9e9d6e 813static void validate_bootdevices(char *devices)
ef3adf68
JK		 814{
815 /* We just do some generic consistency checks */
816 const char *p;
817 int bitmap = 0;
818
819 for (p = devices; *p != '\0'; p++) {
820 /* Allowed boot devices are:
821 * a-b: floppy disk drives
822 * c-f: IDE disk drives
823 * g-m: machine implementation dependant drives
824 * n-p: network devices
825 * It's up to each machine implementation to check if the given boot
826 * devices match the actual hardware implementation and firmware
827 * features.
828 */
829 if (*p < 'a' || *p > 'p') {
830 fprintf(stderr, "Invalid boot device '%c'\n", *p);
831 exit(1);
832 }
833 if (bitmap & (1 << (*p - 'a'))) {
834 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
835 exit(1);
836 }
837 bitmap |= 1 << (*p - 'a');
838 }
ef3adf68
JK		 839}
840
e0f084bf
JK		 841static void restore_boot_devices(void *opaque)
842{
843 char *standard_boot_devices = opaque;
37905d6a
AW		 844 static int first = 1;
845
846 /* Restore boot order and remove ourselves after the first boot */
847 if (first) {
848 first = 0;
849 return;
850 }
e0f084bf
JK		 851
852 qemu_boot_set(standard_boot_devices);
853
854 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
7267c094 855 g_free(standard_boot_devices);
e0f084bf
JK		 856}
857
1ca4d09a
GN		 858void add_boot_device_path(int32_t bootindex, DeviceState *dev,
859 const char *suffix)
860{
861 FWBootEntry *node, *i;
862
863 if (bootindex < 0) {
864 return;
865 }
866
867 assert(dev != NULL || suffix != NULL);
868
7267c094 869 node = g_malloc0(sizeof(FWBootEntry));
1ca4d09a 870 node->bootindex = bootindex;
7267c094 871 node->suffix = suffix ? g_strdup(suffix) : NULL;
1ca4d09a
GN		 872 node->dev = dev;
873
874 QTAILQ_FOREACH(i, &fw_boot_order, link) {
875 if (i->bootindex == bootindex) {
876 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
877 exit(1);
878 } else if (i->bootindex < bootindex) {
879 continue;
880 }
881 QTAILQ_INSERT_BEFORE(i, node, link);
882 return;
883 }
884 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
885}
886
962630f2
GN		 887/*
888 * This function returns null terminated string that consist of new line
71785aba 889 * separated device paths.
962630f2
GN		 890 *
891 * memory pointed by "size" is assigned total length of the array in bytes
892 *
893 */
894char *get_boot_devices_list(uint32_t *size)
895{
896 FWBootEntry *i;
897 uint32_t total = 0;
898 char *list = NULL;
899
900 QTAILQ_FOREACH(i, &fw_boot_order, link) {
901 char *devpath = NULL, *bootpath;
902 int len;
903
904 if (i->dev) {
905 devpath = qdev_get_fw_dev_path(i->dev);
906 assert(devpath);
907 }
908
909 if (i->suffix && devpath) {
4fd37a98
BS		 910 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
911
7267c094 912 bootpath = g_malloc(bootpathlen);
4fd37a98 913 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
7267c094 914 g_free(devpath);
962630f2
GN		 915 } else if (devpath) {
916 bootpath = devpath;
917 } else {
1bf6ccd3 918 assert(i->suffix);
7267c094 919 bootpath = g_strdup(i->suffix);
962630f2
GN		 920 }
921
922 if (total) {
923 list[total-1] = '\n';
924 }
925 len = strlen(bootpath) + 1;
7267c094 926 list = g_realloc(list, total + len);
962630f2
GN		 927 memcpy(&list[total], bootpath, len);
928 total += len;
7267c094 929 g_free(bootpath);
962630f2
GN		 930 }
931
932 *size = total;
933
934 return list;
935}
936
268a362c
AL		 937static void numa_add(const char *optarg)
938{
939 char option[128];
940 char *endptr;
941 unsigned long long value, endvalue;
942 int nodenr;
943
944 optarg = get_opt_name(option, 128, optarg, ',') + 1;
945 if (!strcmp(option, "node")) {
946 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
947 nodenr = nb_numa_nodes;
948 } else {
949 nodenr = strtoull(option, NULL, 10);
950 }
951
952 if (get_param_value(option, 128, "mem", optarg) == 0) {
953 node_mem[nodenr] = 0;
954 } else {
70b4f4bb 955 int64_t sval;
c03417b4
MA		 956 sval = strtosz(option, &endptr);
957 if (sval < 0 || *endptr) {
9f9b17a4
JS		 958 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
959 exit(1);
268a362c 960 }
9f9b17a4 961 node_mem[nodenr] = sval;
268a362c
AL		 962 }
963 if (get_param_value(option, 128, "cpus", optarg) == 0) {
964 node_cpumask[nodenr] = 0;
965 } else {
966 value = strtoull(option, &endptr, 10);
967 if (value >= 64) {
968 value = 63;
969 fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
970 } else {
971 if (*endptr == '-') {
972 endvalue = strtoull(endptr+1, &endptr, 10);
973 if (endvalue >= 63) {
974 endvalue = 62;
975 fprintf(stderr,
976 "only 63 CPUs in NUMA mode supported.\n");
977 }
0dfbd514 978 value = (2ULL << endvalue) - (1ULL << value);
268a362c 979 } else {
0dfbd514 980 value = 1ULL << value;
268a362c
AL		 981 }
982 }
983 node_cpumask[nodenr] = value;
984 }
985 nb_numa_nodes++;
986 }
987 return;
988}
989
dc6b1c09
AP		 990static void smp_parse(const char *optarg)
991{
992 int smp, sockets = 0, threads = 0, cores = 0;
993 char *endptr;
994 char option[128];
995
996 smp = strtoul(optarg, &endptr, 10);
997 if (endptr != optarg) {
998 if (*endptr == ',') {
999 endptr++;
1000 }
1001 }
1002 if (get_param_value(option, 128, "sockets", endptr) != 0)
1003 sockets = strtoull(option, NULL, 10);
1004 if (get_param_value(option, 128, "cores", endptr) != 0)
1005 cores = strtoull(option, NULL, 10);
1006 if (get_param_value(option, 128, "threads", endptr) != 0)
1007 threads = strtoull(option, NULL, 10);
1008 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1009 max_cpus = strtoull(option, NULL, 10);
1010
1011 /* compute missing values, prefer sockets over cores over threads */
1012 if (smp == 0 || sockets == 0) {
1013 sockets = sockets > 0 ? sockets : 1;
1014 cores = cores > 0 ? cores : 1;
1015 threads = threads > 0 ? threads : 1;
1016 if (smp == 0) {
1017 smp = cores * threads * sockets;
dc6b1c09
AP		 1018 }
1019 } else {
1020 if (cores == 0) {
1021 threads = threads > 0 ? threads : 1;
1022 cores = smp / (sockets * threads);
1023 } else {
dca98169 1024 threads = smp / (cores * sockets);
dc6b1c09
AP		 1025 }
1026 }
1027 smp_cpus = smp;
1028 smp_cores = cores > 0 ? cores : 1;
1029 smp_threads = threads > 0 ? threads : 1;
1030 if (max_cpus == 0)
1031 max_cpus = smp_cpus;
1032}
1033
a594cfbf
FB		 1034/***********************************************************/
1035/* USB devices */
1036
fb08000c 1037static int usb_device_add(const char *devname)
a594cfbf
FB		 1038{
1039 const char *p;
a5d2f727 1040 USBDevice *dev = NULL;
a594cfbf 1041
a5d2f727 1042 if (!usb_enabled)
a594cfbf
FB		 1043 return -1;
1044
0958b4cc
GH		 1045 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1046 dev = usbdevice_create(devname);
1047 if (dev)
1048 goto done;
1049
a5d2f727 1050 /* the other ones */
e447fc63
GH		 1051#ifndef CONFIG_LINUX
1052 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf
FB		 1053 if (strstart(devname, "host:", &p)) {
1054 dev = usb_host_device_open(p);
e447fc63
GH		 1055 } else
1056#endif
1057 if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
dc72ac14
AZ		 1058 dev = usb_bt_init(devname[2] ? hci_init(p) :
1059 bt_new_hci(qemu_find_bt_vlan(0)));
a594cfbf
FB		 1060 } else {
1061 return -1;
1062 }
0d92ed30
PB		 1063 if (!dev)
1064 return -1;
1065
a5d2f727 1066done:
a594cfbf
FB		 1067 return 0;
1068}
1069
1f3870ab
AL		 1070static int usb_device_del(const char *devname)
1071{
1072 int bus_num, addr;
1073 const char *p;
1074
5d0c5750
AL		 1075 if (strstart(devname, "host:", &p))
1076 return usb_host_device_close(p);
1077
a5d2f727 1078 if (!usb_enabled)
1f3870ab
AL		 1079 return -1;
1080
1081 p = strchr(devname, '.');
1082 if (!p)
1083 return -1;
1084 bus_num = strtoul(devname, NULL, 0);
1085 addr = strtoul(p + 1, NULL, 0);
1086
a5d2f727 1087 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1088}
1089
bd3c948d
GH		 1090static int usb_parse(const char *cmdline)
1091{
59d1c1c2 1092 int r;
fb08000c 1093 r = usb_device_add(cmdline);
59d1c1c2
ST		 1094 if (r < 0) {
1095 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1096 }
1097 return r;
bd3c948d
GH		 1098}
1099
d54908a5 1100void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1101{
59d1c1c2 1102 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1103 if (usb_device_add(devname) < 0) {
1ecda02b 1104 error_report("could not add USB device '%s'", devname);
59d1c1c2 1105 }
a594cfbf
FB		 1106}
1107
d54908a5 1108void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1109{
59d1c1c2
ST		 1110 const char *devname = qdict_get_str(qdict, "devname");
1111 if (usb_device_del(devname) < 0) {
1ecda02b 1112 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1113 }
a594cfbf
FB		 1114}
1115
201a51fc
AZ		 1116/***********************************************************/
1117/* PCMCIA/Cardbus */
1118
1119static struct pcmcia_socket_entry_s {
bc24a225 1120 PCMCIASocket *socket;
201a51fc
AZ		 1121 struct pcmcia_socket_entry_s *next;
1122} *pcmcia_sockets = 0;
1123
bc24a225 1124void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 1125{
1126 struct pcmcia_socket_entry_s *entry;
1127
7267c094 1128 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
201a51fc
AZ		 1129 entry->socket = socket;
1130 entry->next = pcmcia_sockets;
1131 pcmcia_sockets = entry;
1132}
1133
bc24a225 1134void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1135{
1136 struct pcmcia_socket_entry_s *entry, **ptr;
1137
1138 ptr = &pcmcia_sockets;
1139 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1140 if (entry->socket == socket) {
1141 *ptr = entry->next;
7267c094 1142 g_free(entry);
201a51fc
AZ		 1143 }
1144}
1145
376253ec 1146void pcmcia_info(Monitor *mon)
201a51fc
AZ		 1147{
1148 struct pcmcia_socket_entry_s *iter;
376253ec 1149
201a51fc 1150 if (!pcmcia_sockets)
376253ec 1151 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1152
1153 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1154 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1155 iter->socket->attached ? iter->socket->card_string :
1156 "Empty");
201a51fc
AZ		 1157}
1158
cc1daa40
FB		 1159/***********************************************************/
1160/* machine registration */
1161
bdaf78e0 1162static QEMUMachine *first_machine = NULL;
6f338c34 1163QEMUMachine *current_machine = NULL;
cc1daa40
FB		 1164
1165int qemu_register_machine(QEMUMachine *m)
1166{
1167 QEMUMachine **pm;
1168 pm = &first_machine;
1169 while (*pm != NULL)
1170 pm = &(*pm)->next;
1171 m->next = NULL;
1172 *pm = m;
1173 return 0;
1174}
1175
9596ebb7 1176static QEMUMachine *find_machine(const char *name)
cc1daa40
FB		 1177{
1178 QEMUMachine *m;
1179
1180 for(m = first_machine; m != NULL; m = m->next) {
1181 if (!strcmp(m->name, name))
1182 return m;
3f6599e6
MM		 1183 if (m->alias && !strcmp(m->alias, name))
1184 return m;
cc1daa40
FB		 1185 }
1186 return NULL;
1187}
1188
0c257437
AL		 1189static QEMUMachine *find_default_machine(void)
1190{
1191 QEMUMachine *m;
1192
1193 for(m = first_machine; m != NULL; m = m->next) {
1194 if (m->is_default) {
1195 return m;
1196 }
1197 }
1198 return NULL;
1199}
1200
8a7ddc38
FB		 1201/***********************************************************/
1202/* main execution loop */
1203
9596ebb7 1204static void gui_update(void *opaque)
8a7ddc38 1205{
7d957bd8 1206 uint64_t interval = GUI_REFRESH_INTERVAL;
740733bb 1207 DisplayState *ds = opaque;
7d957bd8
AL		 1208 DisplayChangeListener *dcl = ds->listeners;
1209
1210 dpy_refresh(ds);
1211
1212 while (dcl != NULL) {
1213 if (dcl->gui_timer_interval &&
1214 dcl->gui_timer_interval < interval)
1215 interval = dcl->gui_timer_interval;
1216 dcl = dcl->next;
1217 }
7bd427d8 1218 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
8a7ddc38
FB		 1219}
1220
0bd48850
FB		 1221struct vm_change_state_entry {
1222 VMChangeStateHandler *cb;
1223 void *opaque;
72cf2d4f 1224 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1225};
1226
72cf2d4f 1227static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1228
1229VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1230 void *opaque)
1231{
1232 VMChangeStateEntry *e;
1233
7267c094 1234 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1235
1236 e->cb = cb;
1237 e->opaque = opaque;
72cf2d4f 1238 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1239 return e;
1240}
1241
1242void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1243{
72cf2d4f 1244 QLIST_REMOVE (e, entries);
7267c094 1245 g_free (e);
0bd48850
FB		 1246}
1247
1dfb4dd9 1248void vm_state_notify(int running, RunState state)
0bd48850
FB		 1249{
1250 VMChangeStateEntry *e;
1251
1dfb4dd9 1252 trace_vm_state_notify(running, state);
94b0b5ff 1253
0bd48850 1254 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1dfb4dd9 1255 e->cb(e->opaque, running, state);
0bd48850
FB		 1256 }
1257}
1258
8a7ddc38
FB		 1259void vm_start(void)
1260{
1354869c 1261 if (!runstate_is_running()) {
8a7ddc38 1262 cpu_enable_ticks();
0461d5a6
LC		 1263 runstate_set(RUN_STATE_RUNNING);
1264 vm_state_notify(1, RUN_STATE_RUNNING);
d6dc3d42 1265 resume_all_vcpus();
6ed2c484 1266 monitor_protocol_event(QEVENT_RESUME, NULL);
8a7ddc38
FB		 1267 }
1268}
1269
bb0c6722
FB		 1270/* reset/shutdown handler */
1271
1272typedef struct QEMUResetEntry {
72cf2d4f 1273 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1274 QEMUResetHandler *func;
1275 void *opaque;
bb0c6722
FB		 1276} QEMUResetEntry;
1277
72cf2d4f
BS		 1278static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1279 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1280static int reset_requested;
f64622c4
GN		 1281static int shutdown_requested, shutdown_signal = -1;
1282static pid_t shutdown_pid;
3475187d 1283static int powerdown_requested;
8cf71710 1284static int debug_requested;
0461d5a6 1285static RunState vmstop_requested = RUN_STATE_MAX;
bb0c6722 1286
1291eb35
AP		 1287int qemu_shutdown_requested_get(void)
1288{
1289 return shutdown_requested;
1290}
1291
1292int qemu_reset_requested_get(void)
1293{
1294 return reset_requested;
1295}
1296
cf7a2fe2
AJ		 1297int qemu_shutdown_requested(void)
1298{
1299 int r = shutdown_requested;
1300 shutdown_requested = 0;
1301 return r;
1302}
1303
f64622c4
GN		 1304void qemu_kill_report(void)
1305{
1306 if (shutdown_signal != -1) {
f1d3fb04
PM		 1307 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1308 if (shutdown_pid == 0) {
1309 /* This happens for eg ^C at the terminal, so it's worth
1310 * avoiding printing an odd message in that case.
1311 */
1312 fputc('\n', stderr);
1313 } else {
953ffe0f 1314 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1315 }
f64622c4
GN		 1316 shutdown_signal = -1;
1317 }
1318}
1319
cf7a2fe2
AJ		 1320int qemu_reset_requested(void)
1321{
1322 int r = reset_requested;
1323 reset_requested = 0;
1324 return r;
1325}
1326
1327int qemu_powerdown_requested(void)
1328{
1329 int r = powerdown_requested;
1330 powerdown_requested = 0;
1331 return r;
1332}
1333
e568902a
AL		 1334static int qemu_debug_requested(void)
1335{
1336 int r = debug_requested;
1337 debug_requested = 0;
1338 return r;
1339}
1340
0461d5a6 1341/* We use RUN_STATE_MAX but any invalid value will do */
0d45b702 1342static bool qemu_vmstop_requested(RunState *r)
6e29f5da 1343{
0461d5a6 1344 if (vmstop_requested < RUN_STATE_MAX) {
0d45b702 1345 *r = vmstop_requested;
0461d5a6 1346 vmstop_requested = RUN_STATE_MAX;
0d45b702
LC		 1347 return true;
1348 }
1349
1350 return false;
6e29f5da
AL		 1351}
1352
a08d4367 1353void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1354{
7267c094 1355 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1356
bb0c6722
FB		 1357 re->func = func;
1358 re->opaque = opaque;
72cf2d4f 1359 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1360}
1361
dda9b29f 1362void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1363{
1364 QEMUResetEntry *re;
1365
72cf2d4f 1366 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1367 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1368 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1369 g_free(re);
dda9b29f
JK		 1370 return;
1371 }
1372 }
1373}
1374
e063eb1f 1375void qemu_system_reset(bool report)
dda9b29f
JK		 1376{
1377 QEMUResetEntry *re, *nre;
1378
1379 /* reset all devices */
72cf2d4f 1380 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1381 re->func(re->opaque);
1382 }
e063eb1f
JK		 1383 if (report) {
1384 monitor_protocol_event(QEVENT_RESET, NULL);
1385 }
ea375f9a 1386 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1387}
1388
1389void qemu_system_reset_request(void)
1390{
d1beab82
FB		 1391 if (no_reboot) {
1392 shutdown_requested = 1;
1393 } else {
1394 reset_requested = 1;
1395 }
b4a3d965 1396 cpu_stop_current();
d9f75a4e 1397 qemu_notify_event();
bb0c6722
FB		 1398}
1399
f64622c4
GN		 1400void qemu_system_killed(int signal, pid_t pid)
1401{
1402 shutdown_signal = signal;
1403 shutdown_pid = pid;
d9389b96 1404 no_shutdown = 0;
f64622c4
GN		 1405 qemu_system_shutdown_request();
1406}
1407
bb0c6722
FB		 1408void qemu_system_shutdown_request(void)
1409{
1410 shutdown_requested = 1;
d9f75a4e 1411 qemu_notify_event();
bb0c6722
FB		 1412}
1413
3475187d
FB		 1414void qemu_system_powerdown_request(void)
1415{
1416 powerdown_requested = 1;
d9f75a4e
AL		 1417 qemu_notify_event();
1418}
1419
8cf71710
JK		 1420void qemu_system_debug_request(void)
1421{
1422 debug_requested = 1;
83f338f7 1423 qemu_notify_event();
8cf71710
JK		 1424}
1425
1dfb4dd9 1426void qemu_system_vmstop_request(RunState state)
8cf71710 1427{
1dfb4dd9 1428 vmstop_requested = state;
8cf71710
JK		 1429 qemu_notify_event();
1430}
1431
d9c32310
BS		 1432qemu_irq qemu_system_powerdown;
1433
99435906
PB		 1434static bool main_loop_should_exit(void)
1435{
1436 RunState r;
1437 if (qemu_debug_requested()) {
1438 vm_stop(RUN_STATE_DEBUG);
1439 }
1440 if (qemu_shutdown_requested()) {
1441 qemu_kill_report();
1442 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1443 if (no_shutdown) {
1444 vm_stop(RUN_STATE_SHUTDOWN);
1445 } else {
1446 return true;
1447 }
1448 }
1449 if (qemu_reset_requested()) {
1450 pause_all_vcpus();
1451 cpu_synchronize_all_states();
1452 qemu_system_reset(VMRESET_REPORT);
1453 resume_all_vcpus();
1454 if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1455 runstate_check(RUN_STATE_SHUTDOWN)) {
1456 runstate_set(RUN_STATE_PAUSED);
1457 }
1458 }
1459 if (qemu_powerdown_requested()) {
1460 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1461 qemu_irq_raise(qemu_system_powerdown);
1462 }
1463 if (qemu_vmstop_requested(&r)) {
1464 vm_stop(r);
1465 }
1466 return false;
1467}
1468
43b96858
AL		 1469static void main_loop(void)
1470{
c9f711a5 1471 bool nonblocking;
99435906 1472 int last_io = 0;
8e1b90ec
JK		 1473#ifdef CONFIG_PROFILER
1474 int64_t ti;
1475#endif
99435906 1476 do {
c9f711a5 1477 nonblocking = !kvm_enabled() && last_io > 0;
89bfc105 1478#ifdef CONFIG_PROFILER
46481d39 1479 ti = profile_getclock();
89bfc105 1480#endif
c9f711a5 1481 last_io = main_loop_wait(nonblocking);
89bfc105 1482#ifdef CONFIG_PROFILER
46481d39 1483 dev_time += profile_getclock() - ti;
89bfc105 1484#endif
99435906 1485 } while (!main_loop_should_exit());
b4608c04
FB		 1486}
1487
9bd7e6d9
PB		 1488static void version(void)
1489{
f75ca1ae 1490 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 1491}
1492
15f82208 1493static void help(int exitcode)
0824d6fc 1494{
e8105ebb 1495 const char *options_help =
ad96090a
BS		 1496#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1497 opt_help
5824d651 1498#define DEFHEADING(text) stringify(text) "\n"
9f16732a 1499#include "qemu-options.def"
5824d651
BS		 1500#undef DEF
1501#undef DEFHEADING
1502#undef GEN_DOCS
e8105ebb
PB		 1503 ;
1504 version();
1505 printf("usage: %s [options] [disk_image]\n"
1506 "\n"
f75ca1ae 1507 "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
3f020d70 1508 "\n"
e8105ebb 1509 "%s\n"
3f020d70 1510 "During emulation, the following keys are useful:\n"
1511 "ctrl-alt-f toggle full screen\n"
1512 "ctrl-alt-n switch to virtual console 'n'\n"
1513 "ctrl-alt toggle mouse and keyboard grab\n"
1514 "\n"
e8105ebb
PB		 1515 "When using -nographic, press 'ctrl-a h' to get some help.\n",
1516 "qemu",
1517 options_help);
15f82208 1518 exit(exitcode);
0824d6fc
FB		 1519}
1520
cd6f1169
FB		 1521#define HAS_ARG 0x0001
1522
cd6f1169
FB		 1523typedef struct QEMUOption {
1524 const char *name;
1525 int flags;
1526 int index;
ad96090a 1527 uint32_t arch_mask;
cd6f1169
FB		 1528} QEMUOption;
1529
dbed7e40 1530static const QEMUOption qemu_options[] = {
ad96090a
BS		 1531 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1532#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1533 { option, opt_arg, opt_enum, arch_mask },
5824d651 1534#define DEFHEADING(text)
9f16732a 1535#include "qemu-options.def"
5824d651
BS		 1536#undef DEF
1537#undef DEFHEADING
1538#undef GEN_DOCS
cd6f1169 1539 { NULL },
fc01f7e7 1540};
3893c124 1541static void select_vgahw (const char *p)
1542{
1543 const char *opts;
1544
64465297 1545 default_vga = 0;
86176759 1546 vga_interface_type = VGA_NONE;
3893c124 1547 if (strstart(p, "std", &opts)) {
86176759 1548 vga_interface_type = VGA_STD;
3893c124 1549 } else if (strstart(p, "cirrus", &opts)) {
86176759 1550 vga_interface_type = VGA_CIRRUS;
3893c124 1551 } else if (strstart(p, "vmware", &opts)) {
86176759 1552 vga_interface_type = VGA_VMWARE;
94909d9f 1553 } else if (strstart(p, "xenfb", &opts)) {
86176759 1554 vga_interface_type = VGA_XENFB;
a19cbfb3
GH		 1555 } else if (strstart(p, "qxl", &opts)) {
1556 vga_interface_type = VGA_QXL;
28b85ed8 1557 } else if (!strstart(p, "none", &opts)) {
3893c124 1558 invalid_vga:
1559 fprintf(stderr, "Unknown vga type: %s\n", p);
1560 exit(1);
1561 }
cb5a7aa8 1562 while (*opts) {
1563 const char *nextopt;
1564
1565 if (strstart(opts, ",retrace=", &nextopt)) {
1566 opts = nextopt;
1567 if (strstart(opts, "dumb", &nextopt))
1568 vga_retrace_method = VGA_RETRACE_DUMB;
1569 else if (strstart(opts, "precise", &nextopt))
1570 vga_retrace_method = VGA_RETRACE_PRECISE;
1571 else goto invalid_vga;
1572 } else goto invalid_vga;
1573 opts = nextopt;
1574 }
3893c124 1575}
1576
1472a95b
JS		 1577static DisplayType select_display(const char *p)
1578{
1579 const char *opts;
1580 DisplayType display = DT_DEFAULT;
1581
1582 if (strstart(p, "sdl", &opts)) {
1583#ifdef CONFIG_SDL
1584 display = DT_SDL;
1585 while (*opts) {
1586 const char *nextopt;
1587
1588 if (strstart(opts, ",frame=", &nextopt)) {
1589 opts = nextopt;
1590 if (strstart(opts, "on", &nextopt)) {
1591 no_frame = 0;
1592 } else if (strstart(opts, "off", &nextopt)) {
1593 no_frame = 1;
1594 } else {
05175535 1595 goto invalid_sdl_args;
1472a95b
JS		 1596 }
1597 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1598 opts = nextopt;
1599 if (strstart(opts, "on", &nextopt)) {
1600 alt_grab = 1;
1601 } else if (strstart(opts, "off", &nextopt)) {
1602 alt_grab = 0;
1603 } else {
05175535 1604 goto invalid_sdl_args;
1472a95b
JS		 1605 }
1606 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1607 opts = nextopt;
1608 if (strstart(opts, "on", &nextopt)) {
1609 ctrl_grab = 1;
1610 } else if (strstart(opts, "off", &nextopt)) {
1611 ctrl_grab = 0;
1612 } else {
05175535 1613 goto invalid_sdl_args;
1472a95b
JS		 1614 }
1615 } else if (strstart(opts, ",window_close=", &nextopt)) {
1616 opts = nextopt;
1617 if (strstart(opts, "on", &nextopt)) {
1618 no_quit = 0;
1619 } else if (strstart(opts, "off", &nextopt)) {
1620 no_quit = 1;
1621 } else {
05175535 1622 goto invalid_sdl_args;
1472a95b
JS		 1623 }
1624 } else {
05175535
PM		 1625 invalid_sdl_args:
1626 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1627 exit(1);
1472a95b
JS		 1628 }
1629 opts = nextopt;
1630 }
1631#else
1632 fprintf(stderr, "SDL support is disabled\n");
1633 exit(1);
1634#endif
3264ff12 1635 } else if (strstart(p, "vnc", &opts)) {
821601ea 1636#ifdef CONFIG_VNC
3264ff12
JS		 1637 display_remote++;
1638
1639 if (*opts) {
1640 const char *nextopt;
1641
1642 if (strstart(opts, "=", &nextopt)) {
1643 vnc_display = nextopt;
1644 }
1645 }
1646 if (!vnc_display) {
1647 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1648 exit(1);
1649 }
821601ea
JS		 1650#else
1651 fprintf(stderr, "VNC support is disabled\n");
1652 exit(1);
1653#endif
1472a95b
JS		 1654 } else if (strstart(p, "curses", &opts)) {
1655#ifdef CONFIG_CURSES
1656 display = DT_CURSES;
1657#else
1658 fprintf(stderr, "Curses support is disabled\n");
1659 exit(1);
1660#endif
4171d32e
JS		 1661 } else if (strstart(p, "none", &opts)) {
1662 display = DT_NONE;
1472a95b 1663 } else {
1472a95b
JS		 1664 fprintf(stderr, "Unknown display type: %s\n", p);
1665 exit(1);
1666 }
1667
1668 return display;
1669}
1670
7d4c3d53
MA		 1671static int balloon_parse(const char *arg)
1672{
382f0743 1673 QemuOpts *opts;
7d4c3d53 1674
382f0743
GH		 1675 if (strcmp(arg, "none") == 0) {
1676 return 0;
1677 }
1678
1679 if (!strncmp(arg, "virtio", 6)) {
1680 if (arg[6] == ',') {
1681 /* have params -> parse them */
3329f07b 1682 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 1683 if (!opts)
1684 return -1;
1685 } else {
1686 /* create empty opts */
3329f07b 1687 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
7d4c3d53 1688 }
29f82b37 1689 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 1690 return 0;
7d4c3d53 1691 }
382f0743
GH		 1692
1693 return -1;
7d4c3d53 1694}
7d4c3d53 1695
5cea8590
PB		 1696char *qemu_find_file(int type, const char *name)
1697{
1698 int len;
1699 const char *subdir;
1700 char *buf;
1701
1702 /* If name contains path separators then try it as a straight path. */
1703 if ((strchr(name, '/') || strchr(name, '\\'))
1704 && access(name, R_OK) == 0) {
7267c094 1705 return g_strdup(name);
5cea8590
PB		 1706 }
1707 switch (type) {
1708 case QEMU_FILE_TYPE_BIOS:
1709 subdir = "";
1710 break;
1711 case QEMU_FILE_TYPE_KEYMAP:
1712 subdir = "keymaps/";
1713 break;
1714 default:
1715 abort();
1716 }
1717 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
7267c094 1718 buf = g_malloc0(len);
3a41759d 1719 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
5cea8590 1720 if (access(buf, R_OK)) {
7267c094 1721 g_free(buf);
5cea8590
PB		 1722 return NULL;
1723 }
1724 return buf;
1725}
1726
ff952ba2
MA		 1727static int device_help_func(QemuOpts *opts, void *opaque)
1728{
1729 return qdev_device_help(opts);
1730}
1731
f31d07d1
GH		 1732static int device_init_func(QemuOpts *opts, void *opaque)
1733{
1734 DeviceState *dev;
1735
1736 dev = qdev_device_add(opts);
1737 if (!dev)
1738 return -1;
1739 return 0;
1740}
1741
1a688d3b
GH		 1742static int chardev_init_func(QemuOpts *opts, void *opaque)
1743{
1744 CharDriverState *chr;
1745
f69554b9 1746 chr = qemu_chr_new_from_opts(opts, NULL);
1a688d3b
GH		 1747 if (!chr)
1748 return -1;
1749 return 0;
1750}
1751
758e8e38 1752#ifdef CONFIG_VIRTFS
74db920c
GS		 1753static int fsdev_init_func(QemuOpts *opts, void *opaque)
1754{
1755 int ret;
1756 ret = qemu_fsdev_add(opts);
1757
1758 return ret;
1759}
1760#endif
1761
88589343
GH		 1762static int mon_init_func(QemuOpts *opts, void *opaque)
1763{
1764 CharDriverState *chr;
1765 const char *chardev;
1766 const char *mode;
1767 int flags;
1768
1769 mode = qemu_opt_get(opts, "mode");
1770 if (mode == NULL) {
1771 mode = "readline";
1772 }
1773 if (strcmp(mode, "readline") == 0) {
1774 flags = MONITOR_USE_READLINE;
1775 } else if (strcmp(mode, "control") == 0) {
1776 flags = MONITOR_USE_CONTROL;
1777 } else {
1778 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1779 exit(1);
1780 }
1781
39eaab9a
DB		 1782 if (qemu_opt_get_bool(opts, "pretty", 0))
1783 flags |= MONITOR_USE_PRETTY;
1784
88589343
GH		 1785 if (qemu_opt_get_bool(opts, "default", 0))
1786 flags |= MONITOR_IS_DEFAULT;
1787
1788 chardev = qemu_opt_get(opts, "chardev");
1789 chr = qemu_chr_find(chardev);
1790 if (chr == NULL) {
1791 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1792 exit(1);
1793 }
1794
1795 monitor_init(chr, flags);
1796 return 0;
1797}
1798
6ca5582d 1799static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 1800{
1801 static int monitor_device_index = 0;
1802 QemuOpts *opts;
1803 const char *p;
1804 char label[32];
1805 int def = 0;
1806
1807 if (strstart(optarg, "chardev:", &p)) {
1808 snprintf(label, sizeof(label), "%s", p);
1809 } else {
140e065d
JK		 1810 snprintf(label, sizeof(label), "compat_monitor%d",
1811 monitor_device_index);
1812 if (monitor_device_index == 0) {
88589343
GH		 1813 def = 1;
1814 }
1815 opts = qemu_chr_parse_compat(label, optarg);
1816 if (!opts) {
1817 fprintf(stderr, "parse error: %s\n", optarg);
1818 exit(1);
1819 }
1820 }
1821
3329f07b 1822 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
88589343
GH		 1823 if (!opts) {
1824 fprintf(stderr, "duplicate chardev: %s\n", label);
1825 exit(1);
1826 }
6ca5582d 1827 qemu_opt_set(opts, "mode", mode);
88589343
GH		 1828 qemu_opt_set(opts, "chardev", label);
1829 if (def)
1830 qemu_opt_set(opts, "default", "on");
1831 monitor_device_index++;
1832}
1833
bd3c948d
GH		 1834struct device_config {
1835 enum {
aee1b935
GH		 1836 DEV_USB, /* -usbdevice */
1837 DEV_BT, /* -bt */
1838 DEV_SERIAL, /* -serial */
1839 DEV_PARALLEL, /* -parallel */
1840 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 1841 DEV_DEBUGCON, /* -debugcon */
bd3c948d
GH		 1842 } type;
1843 const char *cmdline;
72cf2d4f 1844 QTAILQ_ENTRY(device_config) next;
bd3c948d 1845};
72cf2d4f 1846QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 1847
1848static void add_device_config(int type, const char *cmdline)
1849{
1850 struct device_config *conf;
1851
7267c094 1852 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 1853 conf->type = type;
1854 conf->cmdline = cmdline;
72cf2d4f 1855 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 1856}
1857
1858static int foreach_device_config(int type, int (*func)(const char *cmdline))
1859{
1860 struct device_config *conf;
1861 int rc;
1862
72cf2d4f 1863 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 1864 if (conf->type != type)
1865 continue;
1866 rc = func(conf->cmdline);
1867 if (0 != rc)
1868 return rc;
1869 }
1870 return 0;
1871}
1872
998bbd74
GH		 1873static int serial_parse(const char *devname)
1874{
1875 static int index = 0;
1876 char label[32];
1877
1878 if (strcmp(devname, "none") == 0)
1879 return 0;
1880 if (index == MAX_SERIAL_PORTS) {
1881 fprintf(stderr, "qemu: too many serial ports\n");
1882 exit(1);
1883 }
1884 snprintf(label, sizeof(label), "serial%d", index);
27143a44 1885 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74
GH		 1886 if (!serial_hds[index]) {
1887 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1888 devname, strerror(errno));
1889 return -1;
1890 }
1891 index++;
1892 return 0;
1893}
1894
6a5e8b0e
GH		 1895static int parallel_parse(const char *devname)
1896{
1897 static int index = 0;
1898 char label[32];
1899
1900 if (strcmp(devname, "none") == 0)
1901 return 0;
1902 if (index == MAX_PARALLEL_PORTS) {
1903 fprintf(stderr, "qemu: too many parallel ports\n");
1904 exit(1);
1905 }
1906 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 1907 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e
GH		 1908 if (!parallel_hds[index]) {
1909 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1910 devname, strerror(errno));
1911 return -1;
1912 }
1913 index++;
1914 return 0;
1915}
1916
aee1b935
GH		 1917static int virtcon_parse(const char *devname)
1918{
3329f07b 1919 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 1920 static int index = 0;
1921 char label[32];
392ecf54 1922 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 1923
1924 if (strcmp(devname, "none") == 0)
1925 return 0;
1926 if (index == MAX_VIRTIO_CONSOLES) {
1927 fprintf(stderr, "qemu: too many virtio consoles\n");
1928 exit(1);
1929 }
392ecf54 1930
3329f07b 1931 bus_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1932 qemu_opt_set(bus_opts, "driver", "virtio-serial");
1933
3329f07b 1934 dev_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1935 qemu_opt_set(dev_opts, "driver", "virtconsole");
1936
aee1b935 1937 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 1938 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935
GH		 1939 if (!virtcon_hds[index]) {
1940 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1941 devname, strerror(errno));
1942 return -1;
1943 }
392ecf54
AS		 1944 qemu_opt_set(dev_opts, "chardev", label);
1945
aee1b935
GH		 1946 index++;
1947 return 0;
1948}
1949
c9f398e5
PA		 1950static int debugcon_parse(const char *devname)
1951{
1952 QemuOpts *opts;
1953
27143a44 1954 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 1955 exit(1);
1956 }
3329f07b 1957 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
c9f398e5
PA		 1958 if (!opts) {
1959 fprintf(stderr, "qemu: already have a debugcon device\n");
1960 exit(1);
1961 }
1962 qemu_opt_set(opts, "driver", "isa-debugcon");
1963 qemu_opt_set(opts, "chardev", "debugcon");
1964 return 0;
1965}
1966
9052ea6b
JK		 1967static QEMUMachine *machine_parse(const char *name)
1968{
1969 QEMUMachine *m, *machine = NULL;
1970
1971 if (name) {
1972 machine = find_machine(name);
1973 }
1974 if (machine) {
1975 return machine;
1976 }
1977 printf("Supported machines are:\n");
1978 for (m = first_machine; m != NULL; m = m->next) {
1979 if (m->alias) {
1980 printf("%-10s %s (alias of %s)\n", m->alias, m->desc, m->name);
1981 }
1982 printf("%-10s %s%s\n", m->name, m->desc,
1983 m->is_default ? " (default)" : "");
1984 }
1985 exit(!name || *name != '?');
1986}
1987
303d4e86
AP		 1988static int tcg_init(void)
1989{
d5ab9713 1990 tcg_exec_init(tcg_tb_size * 1024 * 1024);
303d4e86
AP		 1991 return 0;
1992}
1993
1994static struct {
1995 const char *opt_name;
1996 const char *name;
1997 int (*available)(void);
1998 int (*init)(void);
1999 int *allowed;
2000} accel_list[] = {
2001 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
3285cf4f 2002 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
303d4e86
AP		 2003 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2004};
2005
2006static int configure_accelerator(void)
2007{
2008 const char *p = NULL;
2009 char buf[10];
2010 int i, ret;
2011 bool accel_initalised = 0;
2012 bool init_failed = 0;
2013
2014 QemuOptsList *list = qemu_find_opts("machine");
2015 if (!QTAILQ_EMPTY(&list->head)) {
2016 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2017 }
2018
2019 if (p == NULL) {
2020 /* Use the default "accelerator", tcg */
2021 p = "tcg";
2022 }
2023
2024 while (!accel_initalised && *p != '\0') {
2025 if (*p == ':') {
2026 p++;
2027 }
2028 p = get_opt_name(buf, sizeof (buf), p, ':');
2029 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2030 if (strcmp(accel_list[i].opt_name, buf) == 0) {
a16c53b1 2031 *(accel_list[i].allowed) = 1;
303d4e86
AP		 2032 ret = accel_list[i].init();
2033 if (ret < 0) {
2034 init_failed = 1;
2035 if (!accel_list[i].available()) {
2036 printf("%s not supported for this target\n",
2037 accel_list[i].name);
2038 } else {
2039 fprintf(stderr, "failed to initialize %s: %s\n",
2040 accel_list[i].name,
2041 strerror(-ret));
2042 }
a16c53b1 2043 *(accel_list[i].allowed) = 0;
303d4e86
AP		 2044 } else {
2045 accel_initalised = 1;
303d4e86
AP		 2046 }
2047 break;
2048 }
2049 }
2050 if (i == ARRAY_SIZE(accel_list)) {
2051 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2052 }
2053 }
2054
2055 if (!accel_initalised) {
2056 fprintf(stderr, "No accelerator found!\n");
2057 exit(1);
2058 }
2059
2060 if (init_failed) {
2061 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2062 }
2063
2064 return !accel_initalised;
2065}
2066
fd42deeb
GH		 2067void qemu_add_exit_notifier(Notifier *notify)
2068{
2069 notifier_list_add(&exit_notifiers, notify);
2070}
2071
2072void qemu_remove_exit_notifier(Notifier *notify)
2073{
2074 notifier_list_remove(&exit_notifiers, notify);
2075}
2076
2077static void qemu_run_exit_notifiers(void)
2078{
9e8dd451 2079 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2080}
2081
4cab946a
GN		 2082void qemu_add_machine_init_done_notifier(Notifier *notify)
2083{
2084 notifier_list_add(&machine_init_done_notifiers, notify);
2085}
2086
2087static void qemu_run_machine_init_done_notifiers(void)
2088{
9e8dd451 2089 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2090}
2091
6530a97b
AL		 2092static const QEMUOption *lookup_opt(int argc, char **argv,
2093 const char **poptarg, int *poptind)
2094{
2095 const QEMUOption *popt;
2096 int optind = *poptind;
2097 char *r = argv[optind];
2098 const char *optarg;
2099
0f0bc3f1 2100 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2101 optind++;
2102 /* Treat --foo the same as -foo. */
2103 if (r[1] == '-')
2104 r++;
2105 popt = qemu_options;
2106 for(;;) {
2107 if (!popt->name) {
0f0bc3f1 2108 error_report("invalid option");
6530a97b
AL		 2109 exit(1);
2110 }
2111 if (!strcmp(popt->name, r + 1))
2112 break;
2113 popt++;
2114 }
2115 if (popt->flags & HAS_ARG) {
2116 if (optind >= argc) {
0f0bc3f1 2117 error_report("requires an argument");
6530a97b
AL		 2118 exit(1);
2119 }
2120 optarg = argv[optind++];
0f0bc3f1 2121 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2122 } else {
2123 optarg = NULL;
2124 }
2125
2126 *poptarg = optarg;
2127 *poptind = optind;
2128
2129 return popt;
2130}
2131
0750112a
AL		 2132static gpointer malloc_and_trace(gsize n_bytes)
2133{
2134 void *ptr = malloc(n_bytes);
a74cd8cc 2135 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2136 return ptr;
2137}
2138
2139static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2140{
2141 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2142 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2143 return ptr;
2144}
2145
2146static void free_and_trace(gpointer mem)
2147{
a74cd8cc 2148 trace_g_free(mem);
0750112a
AL		 2149 free(mem);
2150}
2151
902b3d5c 2152int main(int argc, char **argv, char **envp)
0824d6fc 2153{
59030a8c 2154 const char *gdbstub_dev = NULL;
e4bcb14c 2155 int i;
da1fcfda 2156 int snapshot, linux_boot;
4e3de9e9 2157 const char *icount_option = NULL;
7f7f9873 2158 const char *initrd_filename;
a20dd508 2159 const char *kernel_filename, *kernel_cmdline;
195325a4 2160 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
3023f332 2161 DisplayState *ds;
7d957bd8 2162 DisplayChangeListener *dcl;
46d4767d 2163 int cyls, heads, secs, translation;
f31d07d1 2164 QemuOpts *hda_opts = NULL, *opts;
03b0ba70 2165 QemuOptsList *olist;
cd6f1169 2166 int optind;
6530a97b 2167 const char *optarg;
d63d307f 2168 const char *loadvm = NULL;
cc1daa40 2169 QEMUMachine *machine;
94fc95cd 2170 const char *cpu_model;
93815bc2 2171 const char *pid_file = NULL;
5bb7910a 2172 const char *incoming = NULL;
821601ea 2173#ifdef CONFIG_VNC
993fbfdb 2174 int show_vnc_port = 0;
821601ea 2175#endif
292444cb 2176 int defconfig = 1;
c235d738
MF		 2177 const char *log_mask = NULL;
2178 const char *log_file = NULL;
0750112a
AL		 2179 GMemVTable mem_trace = {
2180 .malloc = malloc_and_trace,
2181 .realloc = realloc_and_trace,
2182 .free = free_and_trace,
2183 };
23d15e86 2184 const char *trace_events = NULL;
e4858974 2185 const char *trace_file = NULL;
0b5538c3 2186
fd42deeb 2187 atexit(qemu_run_exit_notifiers);
65abca0a
MA		 2188 error_set_progname(argv[0]);
2189
0750112a 2190 g_mem_set_vtable(&mem_trace);
db529aab
AF		 2191 if (!g_thread_supported()) {
2192 g_thread_init(NULL);
2193 }
0750112a 2194
5db9d4d1
LC		 2195 runstate_init();
2196
6875204c 2197 init_clocks();
2ff68d07 2198 rtc_clock = host_clock;
6875204c 2199
902b3d5c 2200 qemu_cache_utils_init(envp);
2201
72cf2d4f 2202 QLIST_INIT (&vm_change_state_head);
fe98ac14 2203 os_setup_early_signal_handling();
be995c27 2204
f80f9ec9 2205 module_call_init(MODULE_INIT_MACHINE);
0c257437 2206 machine = find_default_machine();
94fc95cd 2207 cpu_model = NULL;
fc01f7e7 2208 initrd_filename = NULL;
4fc5d071 2209 ram_size = 0;
33e3963e 2210 snapshot = 0;
a20dd508
FB		 2211 kernel_filename = NULL;
2212 kernel_cmdline = "";
c4b1fcc0 2213 cyls = heads = secs = 0;
46d4767d 2214 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2215
268a362c
AL		 2216 for (i = 0; i < MAX_NODES; i++) {
2217 node_mem[i] = 0;
2218 node_cpumask[i] = 0;
2219 }
2220
268a362c 2221 nb_numa_nodes = 0;
7c9d8e07 2222 nb_nics = 0;
3b46e624 2223
41bd639b
BS		 2224 autostart= 1;
2225
292444cb
AL		 2226 /* first pass of option parsing */
2227 optind = 1;
2228 while (optind < argc) {
2229 if (argv[optind][0] != '-') {
2230 /* disk image */
28e68d68 2231 optind++;
292444cb
AL		 2232 continue;
2233 } else {
2234 const QEMUOption *popt;
2235
2236 popt = lookup_opt(argc, argv, &optarg, &optind);
2237 switch (popt->index) {
2238 case QEMU_OPTION_nodefconfig:
2239 defconfig=0;
2240 break;
2241 }
2242 }
2243 }
2244
2245 if (defconfig) {
dcfb0939 2246 int ret;
cf5a65aa 2247
dcfb0939 2248 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
019e78ba 2249 if (ret < 0 && ret != -ENOENT) {
dcfb0939 2250 exit(1);
292444cb
AL		 2251 }
2252
dcfb0939 2253 ret = qemu_read_config_file(arch_config_name);
019e78ba 2254 if (ret < 0 && ret != -ENOENT) {
dcfb0939 2255 exit(1);
292444cb
AL		 2256 }
2257 }
de06f8d1 2258 cpudef_init();
292444cb
AL		 2259
2260 /* second pass of option parsing */
cd6f1169 2261 optind = 1;
0824d6fc 2262 for(;;) {
cd6f1169 2263 if (optind >= argc)
0824d6fc 2264 break;
6530a97b 2265 if (argv[optind][0] != '-') {
2292ddae 2266 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 2267 } else {
2268 const QEMUOption *popt;
2269
6530a97b 2270 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2271 if (!(popt->arch_mask & arch_type)) {
2272 printf("Option %s not supported for this target\n", popt->name);
2273 exit(1);
2274 }
cd6f1169 2275 switch(popt->index) {
cc1daa40 2276 case QEMU_OPTION_M:
9052ea6b 2277 machine = machine_parse(optarg);
cc1daa40 2278 break;
94fc95cd
JM		 2279 case QEMU_OPTION_cpu:
2280 /* hw initialization will check this */
15f82208 2281 if (*optarg == '?') {
262353cb 2282 list_cpus(stdout, &fprintf, optarg);
15f82208 2283 exit(0);
94fc95cd
JM		 2284 } else {
2285 cpu_model = optarg;
2286 }
2287 break;
cd6f1169 2288 case QEMU_OPTION_initrd:
fc01f7e7
FB		 2289 initrd_filename = optarg;
2290 break;
cd6f1169 2291 case QEMU_OPTION_hda:
5645b0f4
MA		 2292 {
2293 char buf[256];
2294 if (cyls == 0)
2295 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2296 else
2297 snprintf(buf, sizeof(buf),
2298 "%s,cyls=%d,heads=%d,secs=%d%s",
2299 HD_OPTS , cyls, heads, secs,
2300 translation == BIOS_ATA_TRANSLATION_LBA ?
e4bcb14c 2301 ",trans=lba" :
5645b0f4 2302 translation == BIOS_ATA_TRANSLATION_NONE ?
e4bcb14c 2303 ",trans=none" : "");
5645b0f4
MA		 2304 drive_add(IF_DEFAULT, 0, optarg, buf);
2305 break;
2306 }
cd6f1169 2307 case QEMU_OPTION_hdb:
cc1daa40
FB		 2308 case QEMU_OPTION_hdc:
2309 case QEMU_OPTION_hdd:
2292ddae
MA		 2310 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2311 HD_OPTS);
fc01f7e7 2312 break;
e4bcb14c 2313 case QEMU_OPTION_drive:
e2982c3a
MT		 2314 if (drive_def(optarg) == NULL) {
2315 exit(1);
2316 }
e4bcb14c 2317 break;
d058fe03
GH		 2318 case QEMU_OPTION_set:
2319 if (qemu_set_option(optarg) != 0)
2320 exit(1);
2321 break;
d0fef6fb
GH		 2322 case QEMU_OPTION_global:
2323 if (qemu_global_option(optarg) != 0)
2324 exit(1);
2325 break;
3e3d5815 2326 case QEMU_OPTION_mtdblock:
2292ddae 2327 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 2328 break;
a1bb27b1 2329 case QEMU_OPTION_sd:
2292ddae 2330 drive_add(IF_SD, 0, optarg, SD_OPTS);
a1bb27b1 2331 break;
86f55663 2332 case QEMU_OPTION_pflash:
2292ddae 2333 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 2334 break;
cd6f1169 2335 case QEMU_OPTION_snapshot:
33e3963e
FB		 2336 snapshot = 1;
2337 break;
cd6f1169 2338 case QEMU_OPTION_hdachs:
330d0414 2339 {
330d0414
FB		 2340 const char *p;
2341 p = optarg;
2342 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2343 if (cyls < 1 || cyls > 16383)
2344 goto chs_fail;
330d0414
FB		 2345 if (*p != ',')
2346 goto chs_fail;
2347 p++;
2348 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2349 if (heads < 1 || heads > 16)
2350 goto chs_fail;
330d0414
FB		 2351 if (*p != ',')
2352 goto chs_fail;
2353 p++;
2354 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2355 if (secs < 1 || secs > 63)
2356 goto chs_fail;
2357 if (*p == ',') {
2358 p++;
2359 if (!strcmp(p, "none"))
2360 translation = BIOS_ATA_TRANSLATION_NONE;
2361 else if (!strcmp(p, "lba"))
2362 translation = BIOS_ATA_TRANSLATION_LBA;
2363 else if (!strcmp(p, "auto"))
2364 translation = BIOS_ATA_TRANSLATION_AUTO;
2365 else
2366 goto chs_fail;
2367 } else if (*p != '\0') {
c4b1fcc0 2368 chs_fail:
46d4767d
FB		 2369 fprintf(stderr, "qemu: invalid physical CHS format\n");
2370 exit(1);
c4b1fcc0 2371 }
9dfd7c7a
GH		 2372 if (hda_opts != NULL) {
2373 char num[16];
2374 snprintf(num, sizeof(num), "%d", cyls);
2375 qemu_opt_set(hda_opts, "cyls", num);
2376 snprintf(num, sizeof(num), "%d", heads);
2377 qemu_opt_set(hda_opts, "heads", num);
2378 snprintf(num, sizeof(num), "%d", secs);
2379 qemu_opt_set(hda_opts, "secs", num);
2380 if (translation == BIOS_ATA_TRANSLATION_LBA)
2381 qemu_opt_set(hda_opts, "trans", "lba");
2382 if (translation == BIOS_ATA_TRANSLATION_NONE)
2383 qemu_opt_set(hda_opts, "trans", "none");
2384 }
330d0414
FB		 2385 }
2386 break;
268a362c
AL		 2387 case QEMU_OPTION_numa:
2388 if (nb_numa_nodes >= MAX_NODES) {
2389 fprintf(stderr, "qemu: too many NUMA nodes\n");
2390 exit(1);
2391 }
2392 numa_add(optarg);
2393 break;
1472a95b
JS		 2394 case QEMU_OPTION_display:
2395 display_type = select_display(optarg);
2396 break;
cd6f1169 2397 case QEMU_OPTION_nographic:
993fbfdb 2398 display_type = DT_NOGRAPHIC;
a20dd508 2399 break;
4d3b6f6e 2400 case QEMU_OPTION_curses:
47b05369 2401#ifdef CONFIG_CURSES
993fbfdb 2402 display_type = DT_CURSES;
47b05369
JS		 2403#else
2404 fprintf(stderr, "Curses support is disabled\n");
2405 exit(1);
4d3b6f6e 2406#endif
47b05369 2407 break;
a171fe39 2408 case QEMU_OPTION_portrait:
9312805d
VK		 2409 graphic_rotate = 90;
2410 break;
2411 case QEMU_OPTION_rotate:
2412 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2413 if (graphic_rotate != 0 && graphic_rotate != 90 &&
2414 graphic_rotate != 180 && graphic_rotate != 270) {
2415 fprintf(stderr,
2416 "qemu: only 90, 180, 270 deg rotation is available\n");
2417 exit(1);
2418 }
a171fe39 2419 break;
cd6f1169 2420 case QEMU_OPTION_kernel:
a20dd508
FB		 2421 kernel_filename = optarg;
2422 break;
cd6f1169 2423 case QEMU_OPTION_append:
a20dd508 2424 kernel_cmdline = optarg;
313aa567 2425 break;
cd6f1169 2426 case QEMU_OPTION_cdrom:
2292ddae 2427 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 2428 break;
cd6f1169 2429 case QEMU_OPTION_boot:
28c5af54 2430 {
ef3adf68 2431 static const char * const params[] = {
3d3b8303 2432 "order", "once", "menu",
2433 "splash", "splash-time", NULL
ef3adf68
JK		 2434 };
2435 char buf[sizeof(boot_devices)];
e0f084bf 2436 char *standard_boot_devices;
ef3adf68
JK		 2437 int legacy = 0;
2438
2439 if (!strchr(optarg, '=')) {
2440 legacy = 1;
2441 pstrcpy(buf, sizeof(buf), optarg);
2442 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2443 fprintf(stderr,
2444 "qemu: unknown boot parameter '%s' in '%s'\n",
2445 buf, optarg);
2446 exit(1);
2447 }
2448
2449 if (legacy ||
2450 get_param_value(buf, sizeof(buf), "order", optarg)) {
4e9e9d6e 2451 validate_bootdevices(buf);
ef3adf68 2452 pstrcpy(boot_devices, sizeof(boot_devices), buf);
28c5af54 2453 }
e0f084bf
JK		 2454 if (!legacy) {
2455 if (get_param_value(buf, sizeof(buf),
2456 "once", optarg)) {
4e9e9d6e 2457 validate_bootdevices(buf);
7267c094 2458 standard_boot_devices = g_strdup(boot_devices);
e0f084bf
JK		 2459 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2460 qemu_register_reset(restore_boot_devices,
2461 standard_boot_devices);
2462 }
95387491
JK		 2463 if (get_param_value(buf, sizeof(buf),
2464 "menu", optarg)) {
2465 if (!strcmp(buf, "on")) {
2466 boot_menu = 1;
2467 } else if (!strcmp(buf, "off")) {
2468 boot_menu = 0;
2469 } else {
2470 fprintf(stderr,
2471 "qemu: invalid option value '%s'\n",
2472 buf);
2473 exit(1);
2474 }
2475 }
3d3b8303 2476 qemu_opts_parse(qemu_find_opts("boot-opts"),
2477 optarg, 0);
e0f084bf 2478 }
36b486bb
FB		 2479 }
2480 break;
cd6f1169 2481 case QEMU_OPTION_fda:
cd6f1169 2482 case QEMU_OPTION_fdb:
2292ddae
MA		 2483 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2484 optarg, FD_OPTS);
c45886db 2485 break;
52ca8d6a
FB		 2486 case QEMU_OPTION_no_fd_bootchk:
2487 fd_bootchk = 0;
2488 break;
a1ea458f 2489 case QEMU_OPTION_netdev:
3329f07b 2490 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 2491 exit(1);
2492 }
2493 break;
7c9d8e07 2494 case QEMU_OPTION_net:
3329f07b 2495 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 2496 exit(1);
2497 }
702c651c 2498 break;
c7f74643
FB		 2499#ifdef CONFIG_SLIRP
2500 case QEMU_OPTION_tftp:
ad196a9d 2501 legacy_tftp_prefix = optarg;
9bf05444 2502 break;
47d5d01a 2503 case QEMU_OPTION_bootp:
ad196a9d 2504 legacy_bootp_filename = optarg;
47d5d01a 2505 break;
9bf05444 2506 case QEMU_OPTION_redir:
0752706d
MA		 2507 if (net_slirp_redir(optarg) < 0)
2508 exit(1);
9bf05444 2509 break;
c7f74643 2510#endif
dc72ac14 2511 case QEMU_OPTION_bt:
bd3c948d 2512 add_device_config(DEV_BT, optarg);
dc72ac14 2513 break;
1d14ffa9 2514 case QEMU_OPTION_audio_help:
ad96090a
BS		 2515 if (!(audio_available())) {
2516 printf("Option %s not supported for this target\n", popt->name);
2517 exit(1);
2518 }
1d14ffa9
FB		 2519 AUD_help ();
2520 exit (0);
2521 break;
2522 case QEMU_OPTION_soundhw:
ad96090a
BS		 2523 if (!(audio_available())) {
2524 printf("Option %s not supported for this target\n", popt->name);
2525 exit(1);
2526 }
1d14ffa9
FB		 2527 select_soundhw (optarg);
2528 break;
cd6f1169 2529 case QEMU_OPTION_h:
15f82208 2530 help(0);
cd6f1169 2531 break;
9bd7e6d9
PB		 2532 case QEMU_OPTION_version:
2533 version();
2534 exit(0);
2535 break;
00f82b8a 2536 case QEMU_OPTION_m: {
70b4f4bb 2537 int64_t value;
961b42b9 2538 char *end;
9f9b17a4 2539
961b42b9
MA		 2540 value = strtosz(optarg, &end);
2541 if (value < 0 || *end) {
00f82b8a 2542 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB		 2543 exit(1);
2544 }
00f82b8a 2545
c227f099 2546 if (value != (uint64_t)(ram_addr_t)value) {
00f82b8a
AJ		 2547 fprintf(stderr, "qemu: ram size too large\n");
2548 exit(1);
2549 }
2550 ram_size = value;
cd6f1169 2551 break;
00f82b8a 2552 }
c902760f
MT		 2553 case QEMU_OPTION_mempath:
2554 mem_path = optarg;
2555 break;
2556#ifdef MAP_POPULATE
2557 case QEMU_OPTION_mem_prealloc:
2558 mem_prealloc = 1;
2559 break;
2560#endif
cd6f1169 2561 case QEMU_OPTION_d:
c235d738
MF		 2562 log_mask = optarg;
2563 break;
2564 case QEMU_OPTION_D:
2565 log_file = optarg;
cd6f1169 2566 break;
cd6f1169 2567 case QEMU_OPTION_s:
59030a8c 2568 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
cd6f1169 2569 break;
59030a8c
AL		 2570 case QEMU_OPTION_gdb:
2571 gdbstub_dev = optarg;
cd6f1169 2572 break;
cd6f1169 2573 case QEMU_OPTION_L:
5cea8590 2574 data_dir = optarg;
cd6f1169 2575 break;
1192dad8
JM		 2576 case QEMU_OPTION_bios:
2577 bios_name = optarg;
2578 break;
1b530a6d
AJ		 2579 case QEMU_OPTION_singlestep:
2580 singlestep = 1;
2581 break;
cd6f1169 2582 case QEMU_OPTION_S:
3c07f8e8 2583 autostart = 0;
cd6f1169 2584 break;
3d11d0eb
FB		 2585 case QEMU_OPTION_k:
2586 keyboard_layout = optarg;
2587 break;
ee22c2f7
FB		 2588 case QEMU_OPTION_localtime:
2589 rtc_utc = 0;
2590 break;
3893c124 2591 case QEMU_OPTION_vga:
2592 select_vgahw (optarg);
1bfe856e 2593 break;
e9b137c2
FB		 2594 case QEMU_OPTION_g:
2595 {
2596 const char *p;
2597 int w, h, depth;
2598 p = optarg;
2599 w = strtol(p, (char **)&p, 10);
2600 if (w <= 0) {
2601 graphic_error:
2602 fprintf(stderr, "qemu: invalid resolution or depth\n");
2603 exit(1);
2604 }
2605 if (*p != 'x')
2606 goto graphic_error;
2607 p++;
2608 h = strtol(p, (char **)&p, 10);
2609 if (h <= 0)
2610 goto graphic_error;
2611 if (*p == 'x') {
2612 p++;
2613 depth = strtol(p, (char **)&p, 10);
5fafdf24 2614 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 2615 depth != 24 && depth != 32)
2616 goto graphic_error;
2617 } else if (*p == '\0') {
2618 depth = graphic_depth;
2619 } else {
2620 goto graphic_error;
2621 }
3b46e624 2622
e9b137c2
FB		 2623 graphic_width = w;
2624 graphic_height = h;
2625 graphic_depth = depth;
2626 }
2627 break;
20d8a3ed
TS		 2628 case QEMU_OPTION_echr:
2629 {
2630 char *r;
2631 term_escape_char = strtol(optarg, &r, 0);
2632 if (r == optarg)
2633 printf("Bad argument to echr\n");
2634 break;
2635 }
82c643ff 2636 case QEMU_OPTION_monitor:
6ca5582d
GH		 2637 monitor_parse(optarg, "readline");
2638 default_monitor = 0;
2639 break;
2640 case QEMU_OPTION_qmp:
2641 monitor_parse(optarg, "control");
2d114dc1 2642 default_monitor = 0;
82c643ff 2643 break;
22a0e04b 2644 case QEMU_OPTION_mon:
3329f07b 2645 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 2646 if (!opts) {
22a0e04b
GH		 2647 exit(1);
2648 }
2d114dc1 2649 default_monitor = 0;
22a0e04b 2650 break;
191bc01b 2651 case QEMU_OPTION_chardev:
3329f07b 2652 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 2653 if (!opts) {
191bc01b
GH		 2654 exit(1);
2655 }
191bc01b 2656 break;
74db920c 2657 case QEMU_OPTION_fsdev:
03b0ba70
GH		 2658 olist = qemu_find_opts("fsdev");
2659 if (!olist) {
2660 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2661 exit(1);
2662 }
2663 opts = qemu_opts_parse(olist, optarg, 1);
74db920c
GS		 2664 if (!opts) {
2665 fprintf(stderr, "parse error: %s\n", optarg);
2666 exit(1);
2667 }
2668 break;
3d54abc7 2669 case QEMU_OPTION_virtfs: {
e14ea479
SH		 2670 QemuOpts *fsdev;
2671 QemuOpts *device;
d3ab98e6 2672 const char *writeout;
3d54abc7 2673
03b0ba70
GH		 2674 olist = qemu_find_opts("virtfs");
2675 if (!olist) {
2676 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2677 exit(1);
2678 }
2679 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7
GS		 2680 if (!opts) {
2681 fprintf(stderr, "parse error: %s\n", optarg);
2682 exit(1);
2683 }
2684
fbcbf101 2685 if (qemu_opt_get(opts, "fsdriver") == NULL ||
9ce56db6 2686 qemu_opt_get(opts, "mount_tag") == NULL ||
d9b36a6e 2687 qemu_opt_get(opts, "path") == NULL) {
fbcbf101 2688 fprintf(stderr, "Usage: -virtfs fsdriver,path=/share_path/,"
d9b36a6e 2689 "[security_model={mapped|passthrough|none}],"
e14ea479 2690 "mount_tag=tag.\n");
9ce56db6
VJJ		 2691 exit(1);
2692 }
e14ea479
SH		 2693 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
2694 qemu_opt_get(opts, "mount_tag"), 1);
2695 if (!fsdev) {
2696 fprintf(stderr, "duplicate fsdev id: %s\n",
2697 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 2698 exit(1);
2699 }
d3ab98e6
AK		 2700
2701 writeout = qemu_opt_get(opts, "writeout");
2702 if (writeout) {
2703#ifdef CONFIG_SYNC_FILE_RANGE
2704 qemu_opt_set(fsdev, "writeout", writeout);
2705#else
2706 fprintf(stderr, "writeout=immediate not supported on "
2707 "this platform\n");
2708 exit(1);
2709#endif
2710 }
fbcbf101 2711 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH		 2712 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
2713 qemu_opt_set(fsdev, "security_model",
2714 qemu_opt_get(opts, "security_model"));
2715
2c74c2cb
MK		 2716 qemu_opt_set_bool(fsdev, "readonly",
2717 qemu_opt_get_bool(opts, "readonly", 0));
e14ea479
SH		 2718 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
2719 qemu_opt_set(device, "driver", "virtio-9p-pci");
2720 qemu_opt_set(device, "fsdev",
2721 qemu_opt_get(opts, "mount_tag"));
2722 qemu_opt_set(device, "mount_tag",
2723 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 2724 break;
2725 }
9db221ae
AK		 2726 case QEMU_OPTION_virtfs_synth: {
2727 QemuOpts *fsdev;
2728 QemuOpts *device;
2729
2730 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth", 1);
2731 if (!fsdev) {
2732 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
2733 exit(1);
2734 }
2735 qemu_opt_set(fsdev, "fsdriver", "synth");
2736 qemu_opt_set(fsdev, "path", "/"); /* ignored */
2737
2738 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
2739 qemu_opt_set(device, "driver", "virtio-9p-pci");
2740 qemu_opt_set(device, "fsdev", "v_synth");
2741 qemu_opt_set(device, "mount_tag", "v_synth");
2742 break;
2743 }
82c643ff 2744 case QEMU_OPTION_serial:
998bbd74
GH		 2745 add_device_config(DEV_SERIAL, optarg);
2746 default_serial = 0;
18141ed6
JK		 2747 if (strncmp(optarg, "mon:", 4) == 0) {
2748 default_monitor = 0;
2749 }
82c643ff 2750 break;
9dd986cc 2751 case QEMU_OPTION_watchdog:
09aaa160
MA		 2752 if (watchdog) {
2753 fprintf(stderr,
2754 "qemu: only one watchdog option may be given\n");
2755 return 1;
2756 }
2757 watchdog = optarg;
9dd986cc
RJ		 2758 break;
2759 case QEMU_OPTION_watchdog_action:
2760 if (select_watchdog_action(optarg) == -1) {
2761 fprintf(stderr, "Unknown -watchdog-action parameter\n");
2762 exit(1);
2763 }
2764 break;
51ecf136 2765 case QEMU_OPTION_virtiocon:
aee1b935
GH		 2766 add_device_config(DEV_VIRTCON, optarg);
2767 default_virtcon = 0;
18141ed6
JK		 2768 if (strncmp(optarg, "mon:", 4) == 0) {
2769 default_monitor = 0;
2770 }
51ecf136 2771 break;
6508fe59 2772 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 2773 add_device_config(DEV_PARALLEL, optarg);
2774 default_parallel = 0;
18141ed6
JK		 2775 if (strncmp(optarg, "mon:", 4) == 0) {
2776 default_monitor = 0;
2777 }
6508fe59 2778 break;
c9f398e5
PA		 2779 case QEMU_OPTION_debugcon:
2780 add_device_config(DEV_DEBUGCON, optarg);
2781 break;
d63d307f
FB		 2782 case QEMU_OPTION_loadvm:
2783 loadvm = optarg;
2784 break;
2785 case QEMU_OPTION_full_screen:
2786 full_screen = 1;
2787 break;
667accab 2788#ifdef CONFIG_SDL
43523e93
TS		 2789 case QEMU_OPTION_no_frame:
2790 no_frame = 1;
2791 break;
3780e197
TS		 2792 case QEMU_OPTION_alt_grab:
2793 alt_grab = 1;
2794 break;
0ca9f8a4
DK		 2795 case QEMU_OPTION_ctrl_grab:
2796 ctrl_grab = 1;
2797 break;
667accab
TS		 2798 case QEMU_OPTION_no_quit:
2799 no_quit = 1;
2800 break;
7d957bd8 2801 case QEMU_OPTION_sdl:
993fbfdb 2802 display_type = DT_SDL;
7d957bd8 2803 break;
58fc096c
JS		 2804#else
2805 case QEMU_OPTION_no_frame:
2806 case QEMU_OPTION_alt_grab:
2807 case QEMU_OPTION_ctrl_grab:
2808 case QEMU_OPTION_no_quit:
2809 case QEMU_OPTION_sdl:
2810 fprintf(stderr, "SDL support is disabled\n");
2811 exit(1);
667accab 2812#endif
f7cce898 2813 case QEMU_OPTION_pidfile:
93815bc2 2814 pid_file = optarg;
f7cce898 2815 break;
a09db21f
FB		 2816 case QEMU_OPTION_win2k_hack:
2817 win2k_install_hack = 1;
2818 break;
73822ec8
AL		 2819 case QEMU_OPTION_rtc_td_hack:
2820 rtc_td_hack = 1;
2821 break;
8a92ea2f 2822 case QEMU_OPTION_acpitable:
de06f8d1 2823 do_acpitable_option(optarg);
8a92ea2f 2824 break;
b6f6e3d3 2825 case QEMU_OPTION_smbios:
de06f8d1 2826 do_smbios_option(optarg);
b6f6e3d3 2827 break;
7ba1e619 2828 case QEMU_OPTION_enable_kvm:
303d4e86
AP		 2829 olist = qemu_find_opts("machine");
2830 qemu_opts_reset(olist);
2831 qemu_opts_parse(olist, "accel=kvm", 0);
2832 break;
2833 case QEMU_OPTION_machine:
2834 olist = qemu_find_opts("machine");
2835 qemu_opts_reset(olist);
9052ea6b 2836 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86
AP		 2837 if (!opts) {
2838 fprintf(stderr, "parse error: %s\n", optarg);
2839 exit(1);
2840 }
2645c6dc
JK		 2841 optarg = qemu_opt_get(opts, "type");
2842 if (optarg) {
2843 machine = machine_parse(optarg);
2844 }
7ba1e619 2845 break;
bb36d470
FB		 2846 case QEMU_OPTION_usb:
2847 usb_enabled = 1;
2848 break;
a594cfbf
FB		 2849 case QEMU_OPTION_usbdevice:
2850 usb_enabled = 1;
bd3c948d
GH		 2851 add_device_config(DEV_USB, optarg);
2852 break;
2853 case QEMU_OPTION_device:
3329f07b 2854 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 2855 exit(1);
2856 }
a594cfbf 2857 break;
6a00d601 2858 case QEMU_OPTION_smp:
dc6b1c09 2859 smp_parse(optarg);
b2097003 2860 if (smp_cpus < 1) {
6a00d601
FB		 2861 fprintf(stderr, "Invalid number of CPUs\n");
2862 exit(1);
2863 }
6be68d7e
JS		 2864 if (max_cpus < smp_cpus) {
2865 fprintf(stderr, "maxcpus must be equal to or greater than "
2866 "smp\n");
2867 exit(1);
2868 }
2869 if (max_cpus > 255) {
2870 fprintf(stderr, "Unsupported number of maxcpus\n");
2871 exit(1);
2872 }
6a00d601 2873 break;
24236869 2874 case QEMU_OPTION_vnc:
821601ea 2875#ifdef CONFIG_VNC
6b62dc2d 2876 display_remote++;
821601ea
JS		 2877 vnc_display = optarg;
2878#else
2879 fprintf(stderr, "VNC support is disabled\n");
2880 exit(1);
2881#endif
2882 break;
6515b203
FB		 2883 case QEMU_OPTION_no_acpi:
2884 acpi_enabled = 0;
2885 break;
16b29ae1
AL		 2886 case QEMU_OPTION_no_hpet:
2887 no_hpet = 1;
2888 break;
7d4c3d53
MA		 2889 case QEMU_OPTION_balloon:
2890 if (balloon_parse(optarg) < 0) {
2891 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2892 exit(1);
2893 }
df97b920 2894 break;
d1beab82
FB		 2895 case QEMU_OPTION_no_reboot:
2896 no_reboot = 1;
2897 break;
b2f76161
AJ		 2898 case QEMU_OPTION_no_shutdown:
2899 no_shutdown = 1;
2900 break;
9467cd46
AZ		 2901 case QEMU_OPTION_show_cursor:
2902 cursor_hide = 0;
2903 break;
8fcb1b90
BS		 2904 case QEMU_OPTION_uuid:
2905 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2906 fprintf(stderr, "Fail to parse UUID string."
2907 " Wrong format.\n");
2908 exit(1);
2909 }
2910 break;
9ae02555
TS		 2911 case QEMU_OPTION_option_rom:
2912 if (nb_option_roms >= MAX_OPTION_ROMS) {
2913 fprintf(stderr, "Too many option ROMs\n");
2914 exit(1);
2915 }
2e55e842
GN		 2916 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
2917 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
2918 option_rom[nb_option_roms].bootindex =
2919 qemu_opt_get_number(opts, "bootindex", -1);
2920 if (!option_rom[nb_option_roms].name) {
2921 fprintf(stderr, "Option ROM file is not specified\n");
2922 exit(1);
2923 }
9ae02555
TS		 2924 nb_option_roms++;
2925 break;
8e71621f
PB		 2926 case QEMU_OPTION_semihosting:
2927 semihosting_enabled = 1;
2928 break;
c35734b2 2929 case QEMU_OPTION_name:
7267c094 2930 qemu_name = g_strdup(optarg);
1889465a
AK		 2931 {
2932 char *p = strchr(qemu_name, ',');
2933 if (p != NULL) {
2934 *p++ = 0;
2935 if (strncmp(p, "process=", 8)) {
5697f6ae 2936 fprintf(stderr, "Unknown subargument %s to -name\n", p);
1889465a
AK		 2937 exit(1);
2938 }
2939 p += 8;
ce798cf2 2940 os_set_proc_name(p);
1889465a
AK		 2941 }
2942 }
c35734b2 2943 break;
66508601
BS		 2944 case QEMU_OPTION_prom_env:
2945 if (nb_prom_envs >= MAX_PROM_ENVS) {
2946 fprintf(stderr, "Too many prom variables\n");
2947 exit(1);
2948 }
2949 prom_envs[nb_prom_envs] = optarg;
2950 nb_prom_envs++;
2951 break;
2b8f2d41
AZ		 2952 case QEMU_OPTION_old_param:
2953 old_param = 1;
05ebd537 2954 break;
f3dcfada
TS		 2955 case QEMU_OPTION_clock:
2956 configure_alarms(optarg);
2957 break;
7e0af5d0 2958 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 2959 configure_rtc_date_offset(optarg, 1);
2960 break;
2961 case QEMU_OPTION_rtc:
3329f07b 2962 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 2963 if (!opts) {
1ed2fc1f 2964 exit(1);
7e0af5d0 2965 }
1ed2fc1f 2966 configure_rtc(opts);
7e0af5d0 2967 break;
26a5f13b 2968 case QEMU_OPTION_tb_size:
d5ab9713
JK		 2969 tcg_tb_size = strtol(optarg, NULL, 0);
2970 if (tcg_tb_size < 0) {
2971 tcg_tb_size = 0;
2972 }
26a5f13b 2973 break;
2e70f6ef 2974 case QEMU_OPTION_icount:
4e3de9e9 2975 icount_option = optarg;
2e70f6ef 2976 break;
5bb7910a
AL		 2977 case QEMU_OPTION_incoming:
2978 incoming = optarg;
2979 break;
d8c208dd
GH		 2980 case QEMU_OPTION_nodefaults:
2981 default_serial = 0;
2982 default_parallel = 0;
aee1b935 2983 default_virtcon = 0;
d8c208dd
GH		 2984 default_monitor = 0;
2985 default_vga = 0;
cb4522cc 2986 default_net = 0;
ac33f8fa
GH		 2987 default_floppy = 0;
2988 default_cdrom = 0;
2989 default_sdcard = 0;
d8c208dd 2990 break;
e37630ca 2991 case QEMU_OPTION_xen_domid:
ad96090a
BS		 2992 if (!(xen_available())) {
2993 printf("Option %s not supported for this target\n", popt->name);
2994 exit(1);
2995 }
e37630ca
AL		 2996 xen_domid = atoi(optarg);
2997 break;
2998 case QEMU_OPTION_xen_create:
ad96090a
BS		 2999 if (!(xen_available())) {
3000 printf("Option %s not supported for this target\n", popt->name);
3001 exit(1);
3002 }
e37630ca
AL		 3003 xen_mode = XEN_CREATE;
3004 break;
3005 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3006 if (!(xen_available())) {
3007 printf("Option %s not supported for this target\n", popt->name);
3008 exit(1);
3009 }
e37630ca
AL		 3010 xen_mode = XEN_ATTACH;
3011 break;
ab6540d5 3012 case QEMU_OPTION_trace:
e4858974 3013 {
ab6540d5 3014 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
L		 3015 if (!opts) {
3016 exit(1);
ab6540d5 3017 }
23d15e86 3018 trace_events = qemu_opt_get(opts, "events");
e4858974 3019 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3020 break;
e4858974 3021 }
715a664a
GH		 3022 case QEMU_OPTION_readconfig:
3023 {
dcfb0939
KW		 3024 int ret = qemu_read_config_file(optarg);
3025 if (ret < 0) {
3026 fprintf(stderr, "read config %s: %s\n", optarg,
3027 strerror(-ret));
715a664a
GH		 3028 exit(1);
3029 }
715a664a
GH		 3030 break;
3031 }
29b0040b
GH		 3032 case QEMU_OPTION_spice:
3033 olist = qemu_find_opts("spice");
3034 if (!olist) {
3035 fprintf(stderr, "spice is not supported by this qemu build.\n");
3036 exit(1);
3037 }
3038 opts = qemu_opts_parse(olist, optarg, 0);
3039 if (!opts) {
3040 fprintf(stderr, "parse error: %s\n", optarg);
3041 exit(1);
3042 }
3043 break;
715a664a
GH		 3044 case QEMU_OPTION_writeconfig:
3045 {
3046 FILE *fp;
3047 if (strcmp(optarg, "-") == 0) {
3048 fp = stdout;
3049 } else {
3050 fp = fopen(optarg, "w");
3051 if (fp == NULL) {
3052 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3053 exit(1);
3054 }
3055 }
3056 qemu_config_write(fp);
3057 fclose(fp);
3058 break;
3059 }
59a5264b
JS		 3060 default:
3061 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3062 }
0824d6fc
FB		 3063 }
3064 }
0f0bc3f1 3065 loc_set_none();
c235d738
MF		 3066
3067 /* Open the logfile at this point, if necessary. We can't open the logfile
3068 * when encountering either of the logging options (-d or -D) because the
3069 * other one may be encountered later on the command line, changing the
3070 * location or level of logging.
3071 */
3072 if (log_mask) {
3073 if (log_file) {
3074 set_cpu_log_filename(log_file);
3075 }
3076 set_cpu_log(log_mask);
3077 }
330d0414 3078
23d15e86 3079 if (!trace_backend_init(trace_events, trace_file)) {
e4858974 3080 exit(1);
31d3c9b8 3081 }
0b5538c3 3082
5cea8590
PB		 3083 /* If no data_dir is specified then try to find it relative to the
3084 executable path. */
3085 if (!data_dir) {
6170540b 3086 data_dir = os_find_datadir(argv[0]);
5cea8590 3087 }
60474fb5 3088 /* If all else fails use the install path specified when building. */
5cea8590 3089 if (!data_dir) {
1dabe05c 3090 data_dir = CONFIG_QEMU_DATADIR;
5cea8590
PB		 3091 }
3092
d423675c
AF		 3093 if (machine == NULL) {
3094 fprintf(stderr, "No machine found.\n");
3095 exit(1);
3096 }
3097
6be68d7e
JS		 3098 /*
3099 * Default to max_cpus = smp_cpus, in case the user doesn't
3100 * specify a max_cpus value.
3101 */
3102 if (!max_cpus)
3103 max_cpus = smp_cpus;
3104
3d878caa 3105 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL		 3106 if (smp_cpus > machine->max_cpus) {
3107 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3108 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3109 machine->max_cpus);
3110 exit(1);
3111 }
3112
67b724e6
AP		 3113 /*
3114 * Get the default machine options from the machine if it is not already
3115 * specified either by the configuration file or by the command line.
3116 */
3117 if (machine->default_machine_opts) {
3118 QemuOptsList *list = qemu_find_opts("machine");
3119 const char *p = NULL;
3120
3121 if (!QTAILQ_EMPTY(&list->head)) {
3122 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
3123 }
3124 if (p == NULL) {
9052ea6b
JK		 3125 qemu_opts_reset(list);
3126 opts = qemu_opts_parse(list, machine->default_machine_opts, 0);
67b724e6
AP		 3127 if (!opts) {
3128 fprintf(stderr, "parse error for machine %s: %s\n",
3129 machine->name, machine->default_machine_opts);
3130 exit(1);
3131 }
3132 }
3133 }
3134
3329f07b
GH		 3135 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3136 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 3137
986c5f78
GH		 3138 if (machine->no_serial) {
3139 default_serial = 0;
3140 }
3141 if (machine->no_parallel) {
3142 default_parallel = 0;
3143 }
3144 if (!machine->use_virtcon) {
3145 default_virtcon = 0;
3146 }
3147 if (machine->no_vga) {
3148 default_vga = 0;
3149 }
ac33f8fa
GH		 3150 if (machine->no_floppy) {
3151 default_floppy = 0;
3152 }
3153 if (machine->no_cdrom) {
3154 default_cdrom = 0;
3155 }
3156 if (machine->no_sdcard) {
3157 default_sdcard = 0;
3158 }
986c5f78 3159
993fbfdb 3160 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 3161 if (default_parallel)
3162 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 3163 if (default_serial && default_monitor) {
3164 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 3165 } else if (default_virtcon && default_monitor) {
3166 add_device_config(DEV_VIRTCON, "mon:stdio");
e1c09175
GH		 3167 } else {
3168 if (default_serial)
3169 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 3170 if (default_virtcon)
3171 add_device_config(DEV_VIRTCON, "stdio");
e1c09175 3172 if (default_monitor)
6ca5582d 3173 monitor_parse("stdio", "readline");
e1c09175 3174 }
998bbd74
GH		 3175 } else {
3176 if (default_serial)
3177 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 3178 if (default_parallel)
3179 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3180 if (default_monitor)
6ca5582d 3181 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 3182 if (default_virtcon)
3183 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
bc0129d9 3184 }
64465297
GH		 3185 if (default_vga)
3186 vga_interface_type = VGA_CIRRUS;
bc0129d9 3187
a5829fd9
T		 3188 socket_init();
3189
3329f07b 3190 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 3191 exit(1);
758e8e38 3192#ifdef CONFIG_VIRTFS
3329f07b 3193 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 3194 exit(1);
3195 }
3196#endif
1a688d3b 3197
eb505be1 3198 os_daemonize();
71e3ceb8 3199
aa26bb2d 3200 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 3201 os_pidfile_error();
93815bc2
TS		 3202 exit(1);
3203 }
3204
0ac543de
JK		 3205 /* init the memory */
3206 if (ram_size == 0) {
3207 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3208 }
3209
303d4e86 3210 configure_accelerator();
214910a7 3211
d3b12f5d 3212 qemu_init_cpu_loop();
3fcf7b6b
AL		 3213 if (qemu_init_main_loop()) {
3214 fprintf(stderr, "qemu_init_main_loop failed\n");
3215 exit(1);
3216 }
a20dd508 3217 linux_boot = (kernel_filename != NULL);
6c41b272 3218
f8d39c01
TS		 3219 if (!linux_boot && *kernel_cmdline != '\0') {
3220 fprintf(stderr, "-append only allowed with -kernel option\n");
3221 exit(1);
3222 }
3223
3224 if (!linux_boot && initrd_filename != NULL) {
3225 fprintf(stderr, "-initrd only allowed with -kernel option\n");
3226 exit(1);
3227 }
3228
9156d763 3229 os_set_line_buffering();
3b46e624 3230
7183b4b4
AL		 3231 if (init_timer_alarm() < 0) {
3232 fprintf(stderr, "could not initialize alarm timer\n");
3233 exit(1);
3234 }
0abe905d
MF		 3235
3236 if (icount_option && (kvm_enabled() || xen_enabled())) {
3237 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
3238 exit(1);
3239 }
4e3de9e9 3240 configure_icount(icount_option);
634fce96 3241
dc1c9fe8
MM		 3242 if (net_init_clients() < 0) {
3243 exit(1);
702c651c 3244 }
f1510b2c 3245
dc72ac14 3246 /* init the bluetooth world */
bd3c948d
GH		 3247 if (foreach_device_config(DEV_BT, bt_parse))
3248 exit(1);
dc72ac14 3249
834e76ea
AP		 3250 if (!xen_enabled()) {
3251 /* On 32-bit hosts, QEMU is limited by virtual address space */
3252 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
3253 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
3254 exit(1);
3255 }
3256 }
9ae02555 3257
d5ab9713 3258 cpu_exec_init_all();
26a5f13b 3259
eb852011 3260 bdrv_init_with_whitelist();
c4b1fcc0 3261
c163b5ca 3262 blk_mig_init();
3263
e4bcb14c 3264 /* open the virtual block devices */
9dfd7c7a 3265 if (snapshot)
3329f07b
GH		 3266 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3267 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
9dfd7c7a 3268 exit(1);
3e3d5815 3269
4e5d9b57
MA		 3270 default_drive(default_cdrom, snapshot, machine->use_scsi,
3271 IF_DEFAULT, 2, CDROM_OPTS);
3272 default_drive(default_floppy, snapshot, machine->use_scsi,
3273 IF_FLOPPY, 0, FD_OPTS);
3274 default_drive(default_sdcard, snapshot, machine->use_scsi,
3275 IF_SD, 0, SD_OPTS);
3276
97ab12d4 3277 register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
c163b5ca 3278 ram_load, NULL);
8a7ddc38 3279
268a362c
AL		 3280 if (nb_numa_nodes > 0) {
3281 int i;
3282
ea0e5418
SL		 3283 if (nb_numa_nodes > MAX_NODES) {
3284 nb_numa_nodes = MAX_NODES;
268a362c
AL		 3285 }
3286
3287 /* If no memory size if given for any node, assume the default case
3288 * and distribute the available memory equally across all nodes
3289 */
3290 for (i = 0; i < nb_numa_nodes; i++) {
3291 if (node_mem[i] != 0)
3292 break;
3293 }
3294 if (i == nb_numa_nodes) {
3295 uint64_t usedmem = 0;
3296
3297 /* On Linux, the each node's border has to be 8MB aligned,
3298 * the final node gets the rest.
3299 */
3300 for (i = 0; i < nb_numa_nodes - 1; i++) {
3301 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3302 usedmem += node_mem[i];
3303 }
3304 node_mem[i] = ram_size - usedmem;
3305 }
3306
3307 for (i = 0; i < nb_numa_nodes; i++) {
3308 if (node_cpumask[i] != 0)
3309 break;
3310 }
3311 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3312 * must cope with this anyway, because there are BIOSes out there in
3313 * real machines which also use this scheme.
3314 */
3315 if (i == nb_numa_nodes) {
3316 for (i = 0; i < smp_cpus; i++) {
3317 node_cpumask[i % nb_numa_nodes] |= 1 << i;
3318 }
3319 }
3320 }
3321
3329f07b 3322 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 3323 exit(1);
3324 }
3325
998bbd74
GH		 3326 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3327 exit(1);
6a5e8b0e
GH		 3328 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3329 exit(1);
aee1b935
GH		 3330 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3331 exit(1);
c9f398e5
PA		 3332 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3333 exit(1);
2796dae0 3334
aae9460e
PB		 3335 module_call_init(MODULE_INIT_DEVICE);
3336
3329f07b 3337 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
ff952ba2
MA		 3338 exit(0);
3339
09aaa160
MA		 3340 if (watchdog) {
3341 i = select_watchdog(watchdog);
3342 if (i > 0)
3343 exit (i == 1 ? 1 : 0);
3344 }
3345
b6b61144 3346 if (machine->compat_props) {
458fb679 3347 qdev_prop_register_global_list(machine->compat_props);
b6b61144 3348 }
d0fef6fb
GH		 3349 qemu_add_globals();
3350
fbe1b595 3351 machine->init(ram_size, boot_devices,
3023f332
AL		 3352 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3353
ea375f9a 3354 cpu_synchronize_all_post_init();
268a362c 3355
87d0a28e 3356 set_numa_modes();
268a362c 3357
6f338c34
AL		 3358 current_machine = machine;
3359
3023f332
AL		 3360 /* init USB devices */
3361 if (usb_enabled) {
0752706d
MA		 3362 if (foreach_device_config(DEV_USB, usb_parse) < 0)
3363 exit(1);
3023f332
AL		 3364 }
3365
bd3c948d 3366 /* init generic devices */
3329f07b 3367 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 3368 exit(1);
3369
668680f7
MA		 3370 net_check_clients();
3371
3023f332 3372 /* just use the first displaystate for the moment */
b473df6e 3373 ds = get_displaystate();
993fbfdb 3374
a3e22260
GH		 3375 if (using_spice)
3376 display_remote++;
6b62dc2d 3377 if (display_type == DT_DEFAULT && !display_remote) {
993fbfdb
AL		 3378#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3379 display_type = DT_SDL;
821601ea 3380#elif defined(CONFIG_VNC)
993fbfdb
AL		 3381 vnc_display = "localhost:0,to=99";
3382 show_vnc_port = 1;
821601ea
JS		 3383#else
3384 display_type = DT_NONE;
993fbfdb
AL		 3385#endif
3386 }
821601ea 3387
993fbfdb 3388
6b62dc2d 3389 /* init local displays */
993fbfdb
AL		 3390 switch (display_type) {
3391 case DT_NOGRAPHIC:
3392 break;
4d3b6f6e 3393#if defined(CONFIG_CURSES)
993fbfdb
AL		 3394 case DT_CURSES:
3395 curses_display_init(ds, full_screen);
3396 break;
4d3b6f6e 3397#endif
5b0753e0 3398#if defined(CONFIG_SDL)
993fbfdb
AL		 3399 case DT_SDL:
3400 sdl_display_init(ds, full_screen, no_frame);
3401 break;
5b0753e0 3402#elif defined(CONFIG_COCOA)
993fbfdb
AL		 3403 case DT_SDL:
3404 cocoa_display_init(ds, full_screen);
3405 break;
313aa567 3406#endif
6b62dc2d
GH		 3407 default:
3408 break;
3409 }
3410
0ce235a7
GN		 3411 /* must be after terminal init, SDL library changes signal handlers */
3412 os_setup_signal_handling();
3413
821601ea 3414#ifdef CONFIG_VNC
6b62dc2d
GH		 3415 /* init remote displays */
3416 if (vnc_display) {
993fbfdb
AL		 3417 vnc_display_init(ds);
3418 if (vnc_display_open(ds, vnc_display) < 0)
3419 exit(1);
f92f8afe 3420
993fbfdb
AL		 3421 if (show_vnc_port) {
3422 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 3423 }
313aa567 3424 }
821601ea 3425#endif
a3e22260 3426#ifdef CONFIG_SPICE
a19cbfb3 3427 if (using_spice && !qxl_enabled) {
a3e22260
GH		 3428 qemu_spice_display_init(ds);
3429 }
3430#endif
5b08fc10 3431
6b62dc2d
GH		 3432 /* display setup */
3433 dpy_resize(ds);
3023f332
AL		 3434 dcl = ds->listeners;
3435 while (dcl != NULL) {
3436 if (dcl->dpy_refresh != NULL) {
7bd427d8
PB		 3437 ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
3438 qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
0f2ad63f 3439 break;
20d8a3ed 3440 }
3023f332 3441 dcl = dcl->next;
20d8a3ed 3442 }
b473df6e 3443 text_consoles_set_display(ds);
2796dae0 3444
59030a8c
AL		 3445 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3446 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3447 gdbstub_dev);
3448 exit(1);
45669e00 3449 }
45669e00 3450
3418bd25
GH		 3451 qdev_machine_creation_done();
3452
15ff7705
GH		 3453 if (rom_load_all() != 0) {
3454 fprintf(stderr, "rom loading failed\n");
3455 exit(1);
3456 }
45a50b16 3457
80376c3f
IY		 3458 /* TODO: once all bus devices are qdevified, this should be done
3459 * when bus is created by qdev.c */
3460 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 3461 qemu_run_machine_init_done_notifiers();
3462
e063eb1f 3463 qemu_system_reset(VMRESET_SILENT);
05f2401e 3464 if (loadvm) {
03cd4655 3465 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 3466 autostart = 0;
3467 }
3468 }
d63d307f 3469
2bb8c10c 3470 if (incoming) {
0461d5a6 3471 runstate_set(RUN_STATE_INMIGRATE);
8ca5e801
JQ		 3472 int ret = qemu_start_incoming_migration(incoming);
3473 if (ret < 0) {
3474 fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
3475 incoming, ret);
3476 exit(ret);
3477 }
6b99dadc 3478 } else if (autostart) {
c0f4ce77 3479 vm_start();
6b99dadc 3480 }
ffd843bc 3481
eb505be1 3482 os_setup_post();
71e3ceb8 3483
99435906 3484 resume_all_vcpus();
8a7ddc38 3485 main_loop();
99435906
PB		 3486 bdrv_close_all();
3487 pause_all_vcpus();
63a01ef8 3488 net_cleanup();
3d3b8303 3489 res_free();
b46a8906 3490
0824d6fc
FB		 3491 return 0;
3492}
Qemu copy for testing