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audio: remove unused parameter isa_pic
[qemu.git] / vl.c
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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
07f35073 823 * g-m: machine implementation dependent drives
ef3adf68
JK		 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{
a3adb7ad
ME		 1495 version();
1496 printf("usage: %s [options] [disk_image]\n\n"
1497 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1498 error_get_progname());
1499
77bd1119
ME		 1500#define QEMU_OPTIONS_GENERATE_HELP
1501#include "qemu-options-wrapper.h"
a3adb7ad
ME		 1502
1503 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 1504 "ctrl-alt-f toggle full screen\n"
1505 "ctrl-alt-n switch to virtual console 'n'\n"
1506 "ctrl-alt toggle mouse and keyboard grab\n"
1507 "\n"
a3adb7ad
ME		 1508 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1509
15f82208 1510 exit(exitcode);
0824d6fc
FB		 1511}
1512
cd6f1169
FB		 1513#define HAS_ARG 0x0001
1514
cd6f1169
FB		 1515typedef struct QEMUOption {
1516 const char *name;
1517 int flags;
1518 int index;
ad96090a 1519 uint32_t arch_mask;
cd6f1169
FB		 1520} QEMUOption;
1521
dbed7e40 1522static const QEMUOption qemu_options[] = {
ad96090a 1523 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 1524#define QEMU_OPTIONS_GENERATE_OPTIONS
1525#include "qemu-options-wrapper.h"
cd6f1169 1526 { NULL },
fc01f7e7 1527};
3893c124 1528static void select_vgahw (const char *p)
1529{
1530 const char *opts;
1531
64465297 1532 default_vga = 0;
86176759 1533 vga_interface_type = VGA_NONE;
3893c124 1534 if (strstart(p, "std", &opts)) {
86176759 1535 vga_interface_type = VGA_STD;
3893c124 1536 } else if (strstart(p, "cirrus", &opts)) {
86176759 1537 vga_interface_type = VGA_CIRRUS;
3893c124 1538 } else if (strstart(p, "vmware", &opts)) {
86176759 1539 vga_interface_type = VGA_VMWARE;
94909d9f 1540 } else if (strstart(p, "xenfb", &opts)) {
86176759 1541 vga_interface_type = VGA_XENFB;
a19cbfb3
GH		 1542 } else if (strstart(p, "qxl", &opts)) {
1543 vga_interface_type = VGA_QXL;
28b85ed8 1544 } else if (!strstart(p, "none", &opts)) {
3893c124 1545 invalid_vga:
1546 fprintf(stderr, "Unknown vga type: %s\n", p);
1547 exit(1);
1548 }
cb5a7aa8 1549 while (*opts) {
1550 const char *nextopt;
1551
1552 if (strstart(opts, ",retrace=", &nextopt)) {
1553 opts = nextopt;
1554 if (strstart(opts, "dumb", &nextopt))
1555 vga_retrace_method = VGA_RETRACE_DUMB;
1556 else if (strstart(opts, "precise", &nextopt))
1557 vga_retrace_method = VGA_RETRACE_PRECISE;
1558 else goto invalid_vga;
1559 } else goto invalid_vga;
1560 opts = nextopt;
1561 }
3893c124 1562}
1563
1472a95b
JS		 1564static DisplayType select_display(const char *p)
1565{
1566 const char *opts;
1567 DisplayType display = DT_DEFAULT;
1568
1569 if (strstart(p, "sdl", &opts)) {
1570#ifdef CONFIG_SDL
1571 display = DT_SDL;
1572 while (*opts) {
1573 const char *nextopt;
1574
1575 if (strstart(opts, ",frame=", &nextopt)) {
1576 opts = nextopt;
1577 if (strstart(opts, "on", &nextopt)) {
1578 no_frame = 0;
1579 } else if (strstart(opts, "off", &nextopt)) {
1580 no_frame = 1;
1581 } else {
05175535 1582 goto invalid_sdl_args;
1472a95b
JS		 1583 }
1584 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1585 opts = nextopt;
1586 if (strstart(opts, "on", &nextopt)) {
1587 alt_grab = 1;
1588 } else if (strstart(opts, "off", &nextopt)) {
1589 alt_grab = 0;
1590 } else {
05175535 1591 goto invalid_sdl_args;
1472a95b
JS		 1592 }
1593 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1594 opts = nextopt;
1595 if (strstart(opts, "on", &nextopt)) {
1596 ctrl_grab = 1;
1597 } else if (strstart(opts, "off", &nextopt)) {
1598 ctrl_grab = 0;
1599 } else {
05175535 1600 goto invalid_sdl_args;
1472a95b
JS		 1601 }
1602 } else if (strstart(opts, ",window_close=", &nextopt)) {
1603 opts = nextopt;
1604 if (strstart(opts, "on", &nextopt)) {
1605 no_quit = 0;
1606 } else if (strstart(opts, "off", &nextopt)) {
1607 no_quit = 1;
1608 } else {
05175535 1609 goto invalid_sdl_args;
1472a95b
JS		 1610 }
1611 } else {
05175535
PM		 1612 invalid_sdl_args:
1613 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1614 exit(1);
1472a95b
JS		 1615 }
1616 opts = nextopt;
1617 }
1618#else
1619 fprintf(stderr, "SDL support is disabled\n");
1620 exit(1);
1621#endif
3264ff12 1622 } else if (strstart(p, "vnc", &opts)) {
821601ea 1623#ifdef CONFIG_VNC
3264ff12
JS		 1624 display_remote++;
1625
1626 if (*opts) {
1627 const char *nextopt;
1628
1629 if (strstart(opts, "=", &nextopt)) {
1630 vnc_display = nextopt;
1631 }
1632 }
1633 if (!vnc_display) {
1634 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1635 exit(1);
1636 }
821601ea
JS		 1637#else
1638 fprintf(stderr, "VNC support is disabled\n");
1639 exit(1);
1640#endif
1472a95b
JS		 1641 } else if (strstart(p, "curses", &opts)) {
1642#ifdef CONFIG_CURSES
1643 display = DT_CURSES;
1644#else
1645 fprintf(stderr, "Curses support is disabled\n");
1646 exit(1);
1647#endif
4171d32e
JS		 1648 } else if (strstart(p, "none", &opts)) {
1649 display = DT_NONE;
1472a95b 1650 } else {
1472a95b
JS		 1651 fprintf(stderr, "Unknown display type: %s\n", p);
1652 exit(1);
1653 }
1654
1655 return display;
1656}
1657
7d4c3d53
MA		 1658static int balloon_parse(const char *arg)
1659{
382f0743 1660 QemuOpts *opts;
7d4c3d53 1661
382f0743
GH		 1662 if (strcmp(arg, "none") == 0) {
1663 return 0;
1664 }
1665
1666 if (!strncmp(arg, "virtio", 6)) {
1667 if (arg[6] == ',') {
1668 /* have params -> parse them */
3329f07b 1669 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 1670 if (!opts)
1671 return -1;
1672 } else {
1673 /* create empty opts */
3329f07b 1674 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
7d4c3d53 1675 }
29f82b37 1676 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 1677 return 0;
7d4c3d53 1678 }
382f0743
GH		 1679
1680 return -1;
7d4c3d53 1681}
7d4c3d53 1682
5cea8590
PB		 1683char *qemu_find_file(int type, const char *name)
1684{
1685 int len;
1686 const char *subdir;
1687 char *buf;
1688
1689 /* If name contains path separators then try it as a straight path. */
1690 if ((strchr(name, '/') || strchr(name, '\\'))
1691 && access(name, R_OK) == 0) {
7267c094 1692 return g_strdup(name);
5cea8590
PB		 1693 }
1694 switch (type) {
1695 case QEMU_FILE_TYPE_BIOS:
1696 subdir = "";
1697 break;
1698 case QEMU_FILE_TYPE_KEYMAP:
1699 subdir = "keymaps/";
1700 break;
1701 default:
1702 abort();
1703 }
1704 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
7267c094 1705 buf = g_malloc0(len);
3a41759d 1706 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
5cea8590 1707 if (access(buf, R_OK)) {
7267c094 1708 g_free(buf);
5cea8590
PB		 1709 return NULL;
1710 }
1711 return buf;
1712}
1713
ff952ba2
MA		 1714static int device_help_func(QemuOpts *opts, void *opaque)
1715{
1716 return qdev_device_help(opts);
1717}
1718
f31d07d1
GH		 1719static int device_init_func(QemuOpts *opts, void *opaque)
1720{
1721 DeviceState *dev;
1722
1723 dev = qdev_device_add(opts);
1724 if (!dev)
1725 return -1;
1726 return 0;
1727}
1728
1a688d3b
GH		 1729static int chardev_init_func(QemuOpts *opts, void *opaque)
1730{
1731 CharDriverState *chr;
1732
f69554b9 1733 chr = qemu_chr_new_from_opts(opts, NULL);
1a688d3b
GH		 1734 if (!chr)
1735 return -1;
1736 return 0;
1737}
1738
758e8e38 1739#ifdef CONFIG_VIRTFS
74db920c
GS		 1740static int fsdev_init_func(QemuOpts *opts, void *opaque)
1741{
1742 int ret;
1743 ret = qemu_fsdev_add(opts);
1744
1745 return ret;
1746}
1747#endif
1748
88589343
GH		 1749static int mon_init_func(QemuOpts *opts, void *opaque)
1750{
1751 CharDriverState *chr;
1752 const char *chardev;
1753 const char *mode;
1754 int flags;
1755
1756 mode = qemu_opt_get(opts, "mode");
1757 if (mode == NULL) {
1758 mode = "readline";
1759 }
1760 if (strcmp(mode, "readline") == 0) {
1761 flags = MONITOR_USE_READLINE;
1762 } else if (strcmp(mode, "control") == 0) {
1763 flags = MONITOR_USE_CONTROL;
1764 } else {
1765 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1766 exit(1);
1767 }
1768
39eaab9a
DB		 1769 if (qemu_opt_get_bool(opts, "pretty", 0))
1770 flags |= MONITOR_USE_PRETTY;
1771
88589343
GH		 1772 if (qemu_opt_get_bool(opts, "default", 0))
1773 flags |= MONITOR_IS_DEFAULT;
1774
1775 chardev = qemu_opt_get(opts, "chardev");
1776 chr = qemu_chr_find(chardev);
1777 if (chr == NULL) {
1778 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1779 exit(1);
1780 }
1781
1782 monitor_init(chr, flags);
1783 return 0;
1784}
1785
6ca5582d 1786static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 1787{
1788 static int monitor_device_index = 0;
1789 QemuOpts *opts;
1790 const char *p;
1791 char label[32];
1792 int def = 0;
1793
1794 if (strstart(optarg, "chardev:", &p)) {
1795 snprintf(label, sizeof(label), "%s", p);
1796 } else {
140e065d
JK		 1797 snprintf(label, sizeof(label), "compat_monitor%d",
1798 monitor_device_index);
1799 if (monitor_device_index == 0) {
88589343
GH		 1800 def = 1;
1801 }
1802 opts = qemu_chr_parse_compat(label, optarg);
1803 if (!opts) {
1804 fprintf(stderr, "parse error: %s\n", optarg);
1805 exit(1);
1806 }
1807 }
1808
3329f07b 1809 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
88589343
GH		 1810 if (!opts) {
1811 fprintf(stderr, "duplicate chardev: %s\n", label);
1812 exit(1);
1813 }
6ca5582d 1814 qemu_opt_set(opts, "mode", mode);
88589343
GH		 1815 qemu_opt_set(opts, "chardev", label);
1816 if (def)
1817 qemu_opt_set(opts, "default", "on");
1818 monitor_device_index++;
1819}
1820
bd3c948d
GH		 1821struct device_config {
1822 enum {
aee1b935
GH		 1823 DEV_USB, /* -usbdevice */
1824 DEV_BT, /* -bt */
1825 DEV_SERIAL, /* -serial */
1826 DEV_PARALLEL, /* -parallel */
1827 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 1828 DEV_DEBUGCON, /* -debugcon */
bd3c948d
GH		 1829 } type;
1830 const char *cmdline;
72cf2d4f 1831 QTAILQ_ENTRY(device_config) next;
bd3c948d 1832};
72cf2d4f 1833QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 1834
1835static void add_device_config(int type, const char *cmdline)
1836{
1837 struct device_config *conf;
1838
7267c094 1839 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 1840 conf->type = type;
1841 conf->cmdline = cmdline;
72cf2d4f 1842 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 1843}
1844
1845static int foreach_device_config(int type, int (*func)(const char *cmdline))
1846{
1847 struct device_config *conf;
1848 int rc;
1849
72cf2d4f 1850 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 1851 if (conf->type != type)
1852 continue;
1853 rc = func(conf->cmdline);
1854 if (0 != rc)
1855 return rc;
1856 }
1857 return 0;
1858}
1859
998bbd74
GH		 1860static int serial_parse(const char *devname)
1861{
1862 static int index = 0;
1863 char label[32];
1864
1865 if (strcmp(devname, "none") == 0)
1866 return 0;
1867 if (index == MAX_SERIAL_PORTS) {
1868 fprintf(stderr, "qemu: too many serial ports\n");
1869 exit(1);
1870 }
1871 snprintf(label, sizeof(label), "serial%d", index);
27143a44 1872 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74
GH		 1873 if (!serial_hds[index]) {
1874 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1875 devname, strerror(errno));
1876 return -1;
1877 }
1878 index++;
1879 return 0;
1880}
1881
6a5e8b0e
GH		 1882static int parallel_parse(const char *devname)
1883{
1884 static int index = 0;
1885 char label[32];
1886
1887 if (strcmp(devname, "none") == 0)
1888 return 0;
1889 if (index == MAX_PARALLEL_PORTS) {
1890 fprintf(stderr, "qemu: too many parallel ports\n");
1891 exit(1);
1892 }
1893 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 1894 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e
GH		 1895 if (!parallel_hds[index]) {
1896 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1897 devname, strerror(errno));
1898 return -1;
1899 }
1900 index++;
1901 return 0;
1902}
1903
aee1b935
GH		 1904static int virtcon_parse(const char *devname)
1905{
3329f07b 1906 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 1907 static int index = 0;
1908 char label[32];
392ecf54 1909 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 1910
1911 if (strcmp(devname, "none") == 0)
1912 return 0;
1913 if (index == MAX_VIRTIO_CONSOLES) {
1914 fprintf(stderr, "qemu: too many virtio consoles\n");
1915 exit(1);
1916 }
392ecf54 1917
3329f07b 1918 bus_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1919 qemu_opt_set(bus_opts, "driver", "virtio-serial");
1920
3329f07b 1921 dev_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1922 qemu_opt_set(dev_opts, "driver", "virtconsole");
1923
aee1b935 1924 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 1925 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935
GH		 1926 if (!virtcon_hds[index]) {
1927 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1928 devname, strerror(errno));
1929 return -1;
1930 }
392ecf54
AS		 1931 qemu_opt_set(dev_opts, "chardev", label);
1932
aee1b935
GH		 1933 index++;
1934 return 0;
1935}
1936
c9f398e5
PA		 1937static int debugcon_parse(const char *devname)
1938{
1939 QemuOpts *opts;
1940
27143a44 1941 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 1942 exit(1);
1943 }
3329f07b 1944 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
c9f398e5
PA		 1945 if (!opts) {
1946 fprintf(stderr, "qemu: already have a debugcon device\n");
1947 exit(1);
1948 }
1949 qemu_opt_set(opts, "driver", "isa-debugcon");
1950 qemu_opt_set(opts, "chardev", "debugcon");
1951 return 0;
1952}
1953
9052ea6b
JK		 1954static QEMUMachine *machine_parse(const char *name)
1955{
1956 QEMUMachine *m, *machine = NULL;
1957
1958 if (name) {
1959 machine = find_machine(name);
1960 }
1961 if (machine) {
1962 return machine;
1963 }
1964 printf("Supported machines are:\n");
1965 for (m = first_machine; m != NULL; m = m->next) {
1966 if (m->alias) {
1967 printf("%-10s %s (alias of %s)\n", m->alias, m->desc, m->name);
1968 }
1969 printf("%-10s %s%s\n", m->name, m->desc,
1970 m->is_default ? " (default)" : "");
1971 }
1972 exit(!name || *name != '?');
1973}
1974
303d4e86
AP		 1975static int tcg_init(void)
1976{
d5ab9713 1977 tcg_exec_init(tcg_tb_size * 1024 * 1024);
303d4e86
AP		 1978 return 0;
1979}
1980
1981static struct {
1982 const char *opt_name;
1983 const char *name;
1984 int (*available)(void);
1985 int (*init)(void);
1986 int *allowed;
1987} accel_list[] = {
1988 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
3285cf4f 1989 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
303d4e86
AP		 1990 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
1991};
1992
1993static int configure_accelerator(void)
1994{
1995 const char *p = NULL;
1996 char buf[10];
1997 int i, ret;
1998 bool accel_initalised = 0;
1999 bool init_failed = 0;
2000
2001 QemuOptsList *list = qemu_find_opts("machine");
2002 if (!QTAILQ_EMPTY(&list->head)) {
2003 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2004 }
2005
2006 if (p == NULL) {
2007 /* Use the default "accelerator", tcg */
2008 p = "tcg";
2009 }
2010
2011 while (!accel_initalised && *p != '\0') {
2012 if (*p == ':') {
2013 p++;
2014 }
2015 p = get_opt_name(buf, sizeof (buf), p, ':');
2016 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2017 if (strcmp(accel_list[i].opt_name, buf) == 0) {
a16c53b1 2018 *(accel_list[i].allowed) = 1;
303d4e86
AP		 2019 ret = accel_list[i].init();
2020 if (ret < 0) {
2021 init_failed = 1;
2022 if (!accel_list[i].available()) {
2023 printf("%s not supported for this target\n",
2024 accel_list[i].name);
2025 } else {
2026 fprintf(stderr, "failed to initialize %s: %s\n",
2027 accel_list[i].name,
2028 strerror(-ret));
2029 }
a16c53b1 2030 *(accel_list[i].allowed) = 0;
303d4e86
AP		 2031 } else {
2032 accel_initalised = 1;
303d4e86
AP		 2033 }
2034 break;
2035 }
2036 }
2037 if (i == ARRAY_SIZE(accel_list)) {
2038 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2039 }
2040 }
2041
2042 if (!accel_initalised) {
2043 fprintf(stderr, "No accelerator found!\n");
2044 exit(1);
2045 }
2046
2047 if (init_failed) {
2048 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2049 }
2050
2051 return !accel_initalised;
2052}
2053
fd42deeb
GH		 2054void qemu_add_exit_notifier(Notifier *notify)
2055{
2056 notifier_list_add(&exit_notifiers, notify);
2057}
2058
2059void qemu_remove_exit_notifier(Notifier *notify)
2060{
2061 notifier_list_remove(&exit_notifiers, notify);
2062}
2063
2064static void qemu_run_exit_notifiers(void)
2065{
9e8dd451 2066 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2067}
2068
4cab946a
GN		 2069void qemu_add_machine_init_done_notifier(Notifier *notify)
2070{
2071 notifier_list_add(&machine_init_done_notifiers, notify);
2072}
2073
2074static void qemu_run_machine_init_done_notifiers(void)
2075{
9e8dd451 2076 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2077}
2078
6530a97b
AL		 2079static const QEMUOption *lookup_opt(int argc, char **argv,
2080 const char **poptarg, int *poptind)
2081{
2082 const QEMUOption *popt;
2083 int optind = *poptind;
2084 char *r = argv[optind];
2085 const char *optarg;
2086
0f0bc3f1 2087 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2088 optind++;
2089 /* Treat --foo the same as -foo. */
2090 if (r[1] == '-')
2091 r++;
2092 popt = qemu_options;
2093 for(;;) {
2094 if (!popt->name) {
0f0bc3f1 2095 error_report("invalid option");
6530a97b
AL		 2096 exit(1);
2097 }
2098 if (!strcmp(popt->name, r + 1))
2099 break;
2100 popt++;
2101 }
2102 if (popt->flags & HAS_ARG) {
2103 if (optind >= argc) {
0f0bc3f1 2104 error_report("requires an argument");
6530a97b
AL		 2105 exit(1);
2106 }
2107 optarg = argv[optind++];
0f0bc3f1 2108 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2109 } else {
2110 optarg = NULL;
2111 }
2112
2113 *poptarg = optarg;
2114 *poptind = optind;
2115
2116 return popt;
2117}
2118
0750112a
AL		 2119static gpointer malloc_and_trace(gsize n_bytes)
2120{
2121 void *ptr = malloc(n_bytes);
a74cd8cc 2122 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2123 return ptr;
2124}
2125
2126static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2127{
2128 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2129 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2130 return ptr;
2131}
2132
2133static void free_and_trace(gpointer mem)
2134{
a74cd8cc 2135 trace_g_free(mem);
0750112a
AL		 2136 free(mem);
2137}
2138
902b3d5c 2139int main(int argc, char **argv, char **envp)
0824d6fc 2140{
59030a8c 2141 const char *gdbstub_dev = NULL;
e4bcb14c 2142 int i;
da1fcfda 2143 int snapshot, linux_boot;
4e3de9e9 2144 const char *icount_option = NULL;
7f7f9873 2145 const char *initrd_filename;
a20dd508 2146 const char *kernel_filename, *kernel_cmdline;
195325a4 2147 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
3023f332 2148 DisplayState *ds;
7d957bd8 2149 DisplayChangeListener *dcl;
46d4767d 2150 int cyls, heads, secs, translation;
f31d07d1 2151 QemuOpts *hda_opts = NULL, *opts;
03b0ba70 2152 QemuOptsList *olist;
cd6f1169 2153 int optind;
6530a97b 2154 const char *optarg;
d63d307f 2155 const char *loadvm = NULL;
cc1daa40 2156 QEMUMachine *machine;
94fc95cd 2157 const char *cpu_model;
93815bc2 2158 const char *pid_file = NULL;
5bb7910a 2159 const char *incoming = NULL;
821601ea 2160#ifdef CONFIG_VNC
993fbfdb 2161 int show_vnc_port = 0;
821601ea 2162#endif
292444cb 2163 int defconfig = 1;
c235d738
MF		 2164 const char *log_mask = NULL;
2165 const char *log_file = NULL;
0750112a
AL		 2166 GMemVTable mem_trace = {
2167 .malloc = malloc_and_trace,
2168 .realloc = realloc_and_trace,
2169 .free = free_and_trace,
2170 };
23d15e86 2171 const char *trace_events = NULL;
e4858974 2172 const char *trace_file = NULL;
0b5538c3 2173
fd42deeb 2174 atexit(qemu_run_exit_notifiers);
65abca0a
MA		 2175 error_set_progname(argv[0]);
2176
0750112a 2177 g_mem_set_vtable(&mem_trace);
db529aab
AF		 2178 if (!g_thread_supported()) {
2179 g_thread_init(NULL);
2180 }
0750112a 2181
5db9d4d1
LC		 2182 runstate_init();
2183
6875204c 2184 init_clocks();
2ff68d07 2185 rtc_clock = host_clock;
6875204c 2186
902b3d5c 2187 qemu_cache_utils_init(envp);
2188
72cf2d4f 2189 QLIST_INIT (&vm_change_state_head);
fe98ac14 2190 os_setup_early_signal_handling();
be995c27 2191
f80f9ec9 2192 module_call_init(MODULE_INIT_MACHINE);
0c257437 2193 machine = find_default_machine();
94fc95cd 2194 cpu_model = NULL;
fc01f7e7 2195 initrd_filename = NULL;
4fc5d071 2196 ram_size = 0;
33e3963e 2197 snapshot = 0;
a20dd508
FB		 2198 kernel_filename = NULL;
2199 kernel_cmdline = "";
c4b1fcc0 2200 cyls = heads = secs = 0;
46d4767d 2201 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2202
268a362c
AL		 2203 for (i = 0; i < MAX_NODES; i++) {
2204 node_mem[i] = 0;
2205 node_cpumask[i] = 0;
2206 }
2207
268a362c 2208 nb_numa_nodes = 0;
7c9d8e07 2209 nb_nics = 0;
3b46e624 2210
41bd639b
BS		 2211 autostart= 1;
2212
292444cb
AL		 2213 /* first pass of option parsing */
2214 optind = 1;
2215 while (optind < argc) {
2216 if (argv[optind][0] != '-') {
2217 /* disk image */
28e68d68 2218 optind++;
292444cb
AL		 2219 continue;
2220 } else {
2221 const QEMUOption *popt;
2222
2223 popt = lookup_opt(argc, argv, &optarg, &optind);
2224 switch (popt->index) {
2225 case QEMU_OPTION_nodefconfig:
2226 defconfig=0;
2227 break;
2228 }
2229 }
2230 }
2231
2232 if (defconfig) {
dcfb0939 2233 int ret;
cf5a65aa 2234
dcfb0939 2235 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
019e78ba 2236 if (ret < 0 && ret != -ENOENT) {
dcfb0939 2237 exit(1);
292444cb
AL		 2238 }
2239
dcfb0939 2240 ret = qemu_read_config_file(arch_config_name);
019e78ba 2241 if (ret < 0 && ret != -ENOENT) {
dcfb0939 2242 exit(1);
292444cb
AL		 2243 }
2244 }
de06f8d1 2245 cpudef_init();
292444cb
AL		 2246
2247 /* second pass of option parsing */
cd6f1169 2248 optind = 1;
0824d6fc 2249 for(;;) {
cd6f1169 2250 if (optind >= argc)
0824d6fc 2251 break;
6530a97b 2252 if (argv[optind][0] != '-') {
2292ddae 2253 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 2254 } else {
2255 const QEMUOption *popt;
2256
6530a97b 2257 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2258 if (!(popt->arch_mask & arch_type)) {
2259 printf("Option %s not supported for this target\n", popt->name);
2260 exit(1);
2261 }
cd6f1169 2262 switch(popt->index) {
cc1daa40 2263 case QEMU_OPTION_M:
9052ea6b 2264 machine = machine_parse(optarg);
cc1daa40 2265 break;
94fc95cd
JM		 2266 case QEMU_OPTION_cpu:
2267 /* hw initialization will check this */
15f82208 2268 if (*optarg == '?') {
262353cb 2269 list_cpus(stdout, &fprintf, optarg);
15f82208 2270 exit(0);
94fc95cd
JM		 2271 } else {
2272 cpu_model = optarg;
2273 }
2274 break;
cd6f1169 2275 case QEMU_OPTION_initrd:
fc01f7e7
FB		 2276 initrd_filename = optarg;
2277 break;
cd6f1169 2278 case QEMU_OPTION_hda:
5645b0f4
MA		 2279 {
2280 char buf[256];
2281 if (cyls == 0)
2282 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2283 else
2284 snprintf(buf, sizeof(buf),
2285 "%s,cyls=%d,heads=%d,secs=%d%s",
2286 HD_OPTS , cyls, heads, secs,
2287 translation == BIOS_ATA_TRANSLATION_LBA ?
e4bcb14c 2288 ",trans=lba" :
5645b0f4 2289 translation == BIOS_ATA_TRANSLATION_NONE ?
e4bcb14c 2290 ",trans=none" : "");
5645b0f4
MA		 2291 drive_add(IF_DEFAULT, 0, optarg, buf);
2292 break;
2293 }
cd6f1169 2294 case QEMU_OPTION_hdb:
cc1daa40
FB		 2295 case QEMU_OPTION_hdc:
2296 case QEMU_OPTION_hdd:
2292ddae
MA		 2297 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2298 HD_OPTS);
fc01f7e7 2299 break;
e4bcb14c 2300 case QEMU_OPTION_drive:
e2982c3a
MT		 2301 if (drive_def(optarg) == NULL) {
2302 exit(1);
2303 }
e4bcb14c 2304 break;
d058fe03
GH		 2305 case QEMU_OPTION_set:
2306 if (qemu_set_option(optarg) != 0)
2307 exit(1);
2308 break;
d0fef6fb
GH		 2309 case QEMU_OPTION_global:
2310 if (qemu_global_option(optarg) != 0)
2311 exit(1);
2312 break;
3e3d5815 2313 case QEMU_OPTION_mtdblock:
2292ddae 2314 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 2315 break;
a1bb27b1 2316 case QEMU_OPTION_sd:
2292ddae 2317 drive_add(IF_SD, 0, optarg, SD_OPTS);
a1bb27b1 2318 break;
86f55663 2319 case QEMU_OPTION_pflash:
2292ddae 2320 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 2321 break;
cd6f1169 2322 case QEMU_OPTION_snapshot:
33e3963e
FB		 2323 snapshot = 1;
2324 break;
cd6f1169 2325 case QEMU_OPTION_hdachs:
330d0414 2326 {
330d0414
FB		 2327 const char *p;
2328 p = optarg;
2329 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2330 if (cyls < 1 || cyls > 16383)
2331 goto chs_fail;
330d0414
FB		 2332 if (*p != ',')
2333 goto chs_fail;
2334 p++;
2335 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2336 if (heads < 1 || heads > 16)
2337 goto chs_fail;
330d0414
FB		 2338 if (*p != ',')
2339 goto chs_fail;
2340 p++;
2341 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2342 if (secs < 1 || secs > 63)
2343 goto chs_fail;
2344 if (*p == ',') {
2345 p++;
2346 if (!strcmp(p, "none"))
2347 translation = BIOS_ATA_TRANSLATION_NONE;
2348 else if (!strcmp(p, "lba"))
2349 translation = BIOS_ATA_TRANSLATION_LBA;
2350 else if (!strcmp(p, "auto"))
2351 translation = BIOS_ATA_TRANSLATION_AUTO;
2352 else
2353 goto chs_fail;
2354 } else if (*p != '\0') {
c4b1fcc0 2355 chs_fail:
46d4767d
FB		 2356 fprintf(stderr, "qemu: invalid physical CHS format\n");
2357 exit(1);
c4b1fcc0 2358 }
9dfd7c7a
GH		 2359 if (hda_opts != NULL) {
2360 char num[16];
2361 snprintf(num, sizeof(num), "%d", cyls);
2362 qemu_opt_set(hda_opts, "cyls", num);
2363 snprintf(num, sizeof(num), "%d", heads);
2364 qemu_opt_set(hda_opts, "heads", num);
2365 snprintf(num, sizeof(num), "%d", secs);
2366 qemu_opt_set(hda_opts, "secs", num);
2367 if (translation == BIOS_ATA_TRANSLATION_LBA)
2368 qemu_opt_set(hda_opts, "trans", "lba");
2369 if (translation == BIOS_ATA_TRANSLATION_NONE)
2370 qemu_opt_set(hda_opts, "trans", "none");
2371 }
330d0414
FB		 2372 }
2373 break;
268a362c
AL		 2374 case QEMU_OPTION_numa:
2375 if (nb_numa_nodes >= MAX_NODES) {
2376 fprintf(stderr, "qemu: too many NUMA nodes\n");
2377 exit(1);
2378 }
2379 numa_add(optarg);
2380 break;
1472a95b
JS		 2381 case QEMU_OPTION_display:
2382 display_type = select_display(optarg);
2383 break;
cd6f1169 2384 case QEMU_OPTION_nographic:
993fbfdb 2385 display_type = DT_NOGRAPHIC;
a20dd508 2386 break;
4d3b6f6e 2387 case QEMU_OPTION_curses:
47b05369 2388#ifdef CONFIG_CURSES
993fbfdb 2389 display_type = DT_CURSES;
47b05369
JS		 2390#else
2391 fprintf(stderr, "Curses support is disabled\n");
2392 exit(1);
4d3b6f6e 2393#endif
47b05369 2394 break;
a171fe39 2395 case QEMU_OPTION_portrait:
9312805d
VK		 2396 graphic_rotate = 90;
2397 break;
2398 case QEMU_OPTION_rotate:
2399 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2400 if (graphic_rotate != 0 && graphic_rotate != 90 &&
2401 graphic_rotate != 180 && graphic_rotate != 270) {
2402 fprintf(stderr,
2403 "qemu: only 90, 180, 270 deg rotation is available\n");
2404 exit(1);
2405 }
a171fe39 2406 break;
cd6f1169 2407 case QEMU_OPTION_kernel:
a20dd508
FB		 2408 kernel_filename = optarg;
2409 break;
cd6f1169 2410 case QEMU_OPTION_append:
a20dd508 2411 kernel_cmdline = optarg;
313aa567 2412 break;
cd6f1169 2413 case QEMU_OPTION_cdrom:
2292ddae 2414 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 2415 break;
cd6f1169 2416 case QEMU_OPTION_boot:
28c5af54 2417 {
ef3adf68 2418 static const char * const params[] = {
3d3b8303 2419 "order", "once", "menu",
2420 "splash", "splash-time", NULL
ef3adf68
JK		 2421 };
2422 char buf[sizeof(boot_devices)];
e0f084bf 2423 char *standard_boot_devices;
ef3adf68
JK		 2424 int legacy = 0;
2425
2426 if (!strchr(optarg, '=')) {
2427 legacy = 1;
2428 pstrcpy(buf, sizeof(buf), optarg);
2429 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2430 fprintf(stderr,
2431 "qemu: unknown boot parameter '%s' in '%s'\n",
2432 buf, optarg);
2433 exit(1);
2434 }
2435
2436 if (legacy ||
2437 get_param_value(buf, sizeof(buf), "order", optarg)) {
4e9e9d6e 2438 validate_bootdevices(buf);
ef3adf68 2439 pstrcpy(boot_devices, sizeof(boot_devices), buf);
28c5af54 2440 }
e0f084bf
JK		 2441 if (!legacy) {
2442 if (get_param_value(buf, sizeof(buf),
2443 "once", optarg)) {
4e9e9d6e 2444 validate_bootdevices(buf);
7267c094 2445 standard_boot_devices = g_strdup(boot_devices);
e0f084bf
JK		 2446 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2447 qemu_register_reset(restore_boot_devices,
2448 standard_boot_devices);
2449 }
95387491
JK		 2450 if (get_param_value(buf, sizeof(buf),
2451 "menu", optarg)) {
2452 if (!strcmp(buf, "on")) {
2453 boot_menu = 1;
2454 } else if (!strcmp(buf, "off")) {
2455 boot_menu = 0;
2456 } else {
2457 fprintf(stderr,
2458 "qemu: invalid option value '%s'\n",
2459 buf);
2460 exit(1);
2461 }
2462 }
3d3b8303 2463 qemu_opts_parse(qemu_find_opts("boot-opts"),
2464 optarg, 0);
e0f084bf 2465 }
36b486bb
FB		 2466 }
2467 break;
cd6f1169 2468 case QEMU_OPTION_fda:
cd6f1169 2469 case QEMU_OPTION_fdb:
2292ddae
MA		 2470 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2471 optarg, FD_OPTS);
c45886db 2472 break;
52ca8d6a
FB		 2473 case QEMU_OPTION_no_fd_bootchk:
2474 fd_bootchk = 0;
2475 break;
a1ea458f 2476 case QEMU_OPTION_netdev:
3329f07b 2477 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 2478 exit(1);
2479 }
2480 break;
7c9d8e07 2481 case QEMU_OPTION_net:
3329f07b 2482 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 2483 exit(1);
2484 }
702c651c 2485 break;
c7f74643
FB		 2486#ifdef CONFIG_SLIRP
2487 case QEMU_OPTION_tftp:
ad196a9d 2488 legacy_tftp_prefix = optarg;
9bf05444 2489 break;
47d5d01a 2490 case QEMU_OPTION_bootp:
ad196a9d 2491 legacy_bootp_filename = optarg;
47d5d01a 2492 break;
9bf05444 2493 case QEMU_OPTION_redir:
0752706d
MA		 2494 if (net_slirp_redir(optarg) < 0)
2495 exit(1);
9bf05444 2496 break;
c7f74643 2497#endif
dc72ac14 2498 case QEMU_OPTION_bt:
bd3c948d 2499 add_device_config(DEV_BT, optarg);
dc72ac14 2500 break;
1d14ffa9 2501 case QEMU_OPTION_audio_help:
ad96090a
BS		 2502 if (!(audio_available())) {
2503 printf("Option %s not supported for this target\n", popt->name);
2504 exit(1);
2505 }
1d14ffa9
FB		 2506 AUD_help ();
2507 exit (0);
2508 break;
2509 case QEMU_OPTION_soundhw:
ad96090a
BS		 2510 if (!(audio_available())) {
2511 printf("Option %s not supported for this target\n", popt->name);
2512 exit(1);
2513 }
1d14ffa9
FB		 2514 select_soundhw (optarg);
2515 break;
cd6f1169 2516 case QEMU_OPTION_h:
15f82208 2517 help(0);
cd6f1169 2518 break;
9bd7e6d9
PB		 2519 case QEMU_OPTION_version:
2520 version();
2521 exit(0);
2522 break;
00f82b8a 2523 case QEMU_OPTION_m: {
70b4f4bb 2524 int64_t value;
961b42b9 2525 char *end;
9f9b17a4 2526
961b42b9
MA		 2527 value = strtosz(optarg, &end);
2528 if (value < 0 || *end) {
00f82b8a 2529 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB		 2530 exit(1);
2531 }
00f82b8a 2532
c227f099 2533 if (value != (uint64_t)(ram_addr_t)value) {
00f82b8a
AJ		 2534 fprintf(stderr, "qemu: ram size too large\n");
2535 exit(1);
2536 }
2537 ram_size = value;
cd6f1169 2538 break;
00f82b8a 2539 }
c902760f
MT		 2540 case QEMU_OPTION_mempath:
2541 mem_path = optarg;
2542 break;
2543#ifdef MAP_POPULATE
2544 case QEMU_OPTION_mem_prealloc:
2545 mem_prealloc = 1;
2546 break;
2547#endif
cd6f1169 2548 case QEMU_OPTION_d:
c235d738
MF		 2549 log_mask = optarg;
2550 break;
2551 case QEMU_OPTION_D:
2552 log_file = optarg;
cd6f1169 2553 break;
cd6f1169 2554 case QEMU_OPTION_s:
59030a8c 2555 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
cd6f1169 2556 break;
59030a8c
AL		 2557 case QEMU_OPTION_gdb:
2558 gdbstub_dev = optarg;
cd6f1169 2559 break;
cd6f1169 2560 case QEMU_OPTION_L:
5cea8590 2561 data_dir = optarg;
cd6f1169 2562 break;
1192dad8
JM		 2563 case QEMU_OPTION_bios:
2564 bios_name = optarg;
2565 break;
1b530a6d
AJ		 2566 case QEMU_OPTION_singlestep:
2567 singlestep = 1;
2568 break;
cd6f1169 2569 case QEMU_OPTION_S:
3c07f8e8 2570 autostart = 0;
cd6f1169 2571 break;
3d11d0eb
FB		 2572 case QEMU_OPTION_k:
2573 keyboard_layout = optarg;
2574 break;
ee22c2f7
FB		 2575 case QEMU_OPTION_localtime:
2576 rtc_utc = 0;
2577 break;
3893c124 2578 case QEMU_OPTION_vga:
2579 select_vgahw (optarg);
1bfe856e 2580 break;
e9b137c2
FB		 2581 case QEMU_OPTION_g:
2582 {
2583 const char *p;
2584 int w, h, depth;
2585 p = optarg;
2586 w = strtol(p, (char **)&p, 10);
2587 if (w <= 0) {
2588 graphic_error:
2589 fprintf(stderr, "qemu: invalid resolution or depth\n");
2590 exit(1);
2591 }
2592 if (*p != 'x')
2593 goto graphic_error;
2594 p++;
2595 h = strtol(p, (char **)&p, 10);
2596 if (h <= 0)
2597 goto graphic_error;
2598 if (*p == 'x') {
2599 p++;
2600 depth = strtol(p, (char **)&p, 10);
5fafdf24 2601 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 2602 depth != 24 && depth != 32)
2603 goto graphic_error;
2604 } else if (*p == '\0') {
2605 depth = graphic_depth;
2606 } else {
2607 goto graphic_error;
2608 }
3b46e624 2609
e9b137c2
FB		 2610 graphic_width = w;
2611 graphic_height = h;
2612 graphic_depth = depth;
2613 }
2614 break;
20d8a3ed
TS		 2615 case QEMU_OPTION_echr:
2616 {
2617 char *r;
2618 term_escape_char = strtol(optarg, &r, 0);
2619 if (r == optarg)
2620 printf("Bad argument to echr\n");
2621 break;
2622 }
82c643ff 2623 case QEMU_OPTION_monitor:
6ca5582d
GH		 2624 monitor_parse(optarg, "readline");
2625 default_monitor = 0;
2626 break;
2627 case QEMU_OPTION_qmp:
2628 monitor_parse(optarg, "control");
2d114dc1 2629 default_monitor = 0;
82c643ff 2630 break;
22a0e04b 2631 case QEMU_OPTION_mon:
3329f07b 2632 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 2633 if (!opts) {
22a0e04b
GH		 2634 exit(1);
2635 }
2d114dc1 2636 default_monitor = 0;
22a0e04b 2637 break;
191bc01b 2638 case QEMU_OPTION_chardev:
3329f07b 2639 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 2640 if (!opts) {
191bc01b
GH		 2641 exit(1);
2642 }
191bc01b 2643 break;
74db920c 2644 case QEMU_OPTION_fsdev:
03b0ba70
GH		 2645 olist = qemu_find_opts("fsdev");
2646 if (!olist) {
2647 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2648 exit(1);
2649 }
2650 opts = qemu_opts_parse(olist, optarg, 1);
74db920c
GS		 2651 if (!opts) {
2652 fprintf(stderr, "parse error: %s\n", optarg);
2653 exit(1);
2654 }
2655 break;
3d54abc7 2656 case QEMU_OPTION_virtfs: {
e14ea479
SH		 2657 QemuOpts *fsdev;
2658 QemuOpts *device;
d3ab98e6 2659 const char *writeout;
3d54abc7 2660
03b0ba70
GH		 2661 olist = qemu_find_opts("virtfs");
2662 if (!olist) {
2663 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2664 exit(1);
2665 }
2666 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7
GS		 2667 if (!opts) {
2668 fprintf(stderr, "parse error: %s\n", optarg);
2669 exit(1);
2670 }
2671
fbcbf101 2672 if (qemu_opt_get(opts, "fsdriver") == NULL ||
9ce56db6 2673 qemu_opt_get(opts, "mount_tag") == NULL ||
d9b36a6e 2674 qemu_opt_get(opts, "path") == NULL) {
fbcbf101 2675 fprintf(stderr, "Usage: -virtfs fsdriver,path=/share_path/,"
d9b36a6e 2676 "[security_model={mapped|passthrough|none}],"
e14ea479 2677 "mount_tag=tag.\n");
9ce56db6
VJJ		 2678 exit(1);
2679 }
e14ea479
SH		 2680 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
2681 qemu_opt_get(opts, "mount_tag"), 1);
2682 if (!fsdev) {
2683 fprintf(stderr, "duplicate fsdev id: %s\n",
2684 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 2685 exit(1);
2686 }
d3ab98e6
AK		 2687
2688 writeout = qemu_opt_get(opts, "writeout");
2689 if (writeout) {
2690#ifdef CONFIG_SYNC_FILE_RANGE
2691 qemu_opt_set(fsdev, "writeout", writeout);
2692#else
2693 fprintf(stderr, "writeout=immediate not supported on "
2694 "this platform\n");
2695 exit(1);
2696#endif
2697 }
fbcbf101 2698 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH		 2699 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
2700 qemu_opt_set(fsdev, "security_model",
2701 qemu_opt_get(opts, "security_model"));
2702
2c74c2cb
MK		 2703 qemu_opt_set_bool(fsdev, "readonly",
2704 qemu_opt_get_bool(opts, "readonly", 0));
e14ea479
SH		 2705 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
2706 qemu_opt_set(device, "driver", "virtio-9p-pci");
2707 qemu_opt_set(device, "fsdev",
2708 qemu_opt_get(opts, "mount_tag"));
2709 qemu_opt_set(device, "mount_tag",
2710 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 2711 break;
2712 }
9db221ae
AK		 2713 case QEMU_OPTION_virtfs_synth: {
2714 QemuOpts *fsdev;
2715 QemuOpts *device;
2716
2717 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth", 1);
2718 if (!fsdev) {
2719 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
2720 exit(1);
2721 }
2722 qemu_opt_set(fsdev, "fsdriver", "synth");
2723 qemu_opt_set(fsdev, "path", "/"); /* ignored */
2724
2725 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
2726 qemu_opt_set(device, "driver", "virtio-9p-pci");
2727 qemu_opt_set(device, "fsdev", "v_synth");
2728 qemu_opt_set(device, "mount_tag", "v_synth");
2729 break;
2730 }
82c643ff 2731 case QEMU_OPTION_serial:
998bbd74
GH		 2732 add_device_config(DEV_SERIAL, optarg);
2733 default_serial = 0;
18141ed6
JK		 2734 if (strncmp(optarg, "mon:", 4) == 0) {
2735 default_monitor = 0;
2736 }
82c643ff 2737 break;
9dd986cc 2738 case QEMU_OPTION_watchdog:
09aaa160
MA		 2739 if (watchdog) {
2740 fprintf(stderr,
2741 "qemu: only one watchdog option may be given\n");
2742 return 1;
2743 }
2744 watchdog = optarg;
9dd986cc
RJ		 2745 break;
2746 case QEMU_OPTION_watchdog_action:
2747 if (select_watchdog_action(optarg) == -1) {
2748 fprintf(stderr, "Unknown -watchdog-action parameter\n");
2749 exit(1);
2750 }
2751 break;
51ecf136 2752 case QEMU_OPTION_virtiocon:
aee1b935
GH		 2753 add_device_config(DEV_VIRTCON, optarg);
2754 default_virtcon = 0;
18141ed6
JK		 2755 if (strncmp(optarg, "mon:", 4) == 0) {
2756 default_monitor = 0;
2757 }
51ecf136 2758 break;
6508fe59 2759 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 2760 add_device_config(DEV_PARALLEL, optarg);
2761 default_parallel = 0;
18141ed6
JK		 2762 if (strncmp(optarg, "mon:", 4) == 0) {
2763 default_monitor = 0;
2764 }
6508fe59 2765 break;
c9f398e5
PA		 2766 case QEMU_OPTION_debugcon:
2767 add_device_config(DEV_DEBUGCON, optarg);
2768 break;
d63d307f
FB		 2769 case QEMU_OPTION_loadvm:
2770 loadvm = optarg;
2771 break;
2772 case QEMU_OPTION_full_screen:
2773 full_screen = 1;
2774 break;
667accab 2775#ifdef CONFIG_SDL
43523e93
TS		 2776 case QEMU_OPTION_no_frame:
2777 no_frame = 1;
2778 break;
3780e197
TS		 2779 case QEMU_OPTION_alt_grab:
2780 alt_grab = 1;
2781 break;
0ca9f8a4
DK		 2782 case QEMU_OPTION_ctrl_grab:
2783 ctrl_grab = 1;
2784 break;
667accab
TS		 2785 case QEMU_OPTION_no_quit:
2786 no_quit = 1;
2787 break;
7d957bd8 2788 case QEMU_OPTION_sdl:
993fbfdb 2789 display_type = DT_SDL;
7d957bd8 2790 break;
58fc096c
JS		 2791#else
2792 case QEMU_OPTION_no_frame:
2793 case QEMU_OPTION_alt_grab:
2794 case QEMU_OPTION_ctrl_grab:
2795 case QEMU_OPTION_no_quit:
2796 case QEMU_OPTION_sdl:
2797 fprintf(stderr, "SDL support is disabled\n");
2798 exit(1);
667accab 2799#endif
f7cce898 2800 case QEMU_OPTION_pidfile:
93815bc2 2801 pid_file = optarg;
f7cce898 2802 break;
a09db21f
FB		 2803 case QEMU_OPTION_win2k_hack:
2804 win2k_install_hack = 1;
2805 break;
73822ec8
AL		 2806 case QEMU_OPTION_rtc_td_hack:
2807 rtc_td_hack = 1;
2808 break;
8a92ea2f 2809 case QEMU_OPTION_acpitable:
de06f8d1 2810 do_acpitable_option(optarg);
8a92ea2f 2811 break;
b6f6e3d3 2812 case QEMU_OPTION_smbios:
de06f8d1 2813 do_smbios_option(optarg);
b6f6e3d3 2814 break;
7ba1e619 2815 case QEMU_OPTION_enable_kvm:
303d4e86
AP		 2816 olist = qemu_find_opts("machine");
2817 qemu_opts_reset(olist);
2818 qemu_opts_parse(olist, "accel=kvm", 0);
2819 break;
2820 case QEMU_OPTION_machine:
2821 olist = qemu_find_opts("machine");
2822 qemu_opts_reset(olist);
9052ea6b 2823 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86
AP		 2824 if (!opts) {
2825 fprintf(stderr, "parse error: %s\n", optarg);
2826 exit(1);
2827 }
2645c6dc
JK		 2828 optarg = qemu_opt_get(opts, "type");
2829 if (optarg) {
2830 machine = machine_parse(optarg);
2831 }
7ba1e619 2832 break;
bb36d470
FB		 2833 case QEMU_OPTION_usb:
2834 usb_enabled = 1;
2835 break;
a594cfbf
FB		 2836 case QEMU_OPTION_usbdevice:
2837 usb_enabled = 1;
bd3c948d
GH		 2838 add_device_config(DEV_USB, optarg);
2839 break;
2840 case QEMU_OPTION_device:
3329f07b 2841 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 2842 exit(1);
2843 }
a594cfbf 2844 break;
6a00d601 2845 case QEMU_OPTION_smp:
dc6b1c09 2846 smp_parse(optarg);
b2097003 2847 if (smp_cpus < 1) {
6a00d601
FB		 2848 fprintf(stderr, "Invalid number of CPUs\n");
2849 exit(1);
2850 }
6be68d7e
JS		 2851 if (max_cpus < smp_cpus) {
2852 fprintf(stderr, "maxcpus must be equal to or greater than "
2853 "smp\n");
2854 exit(1);
2855 }
2856 if (max_cpus > 255) {
2857 fprintf(stderr, "Unsupported number of maxcpus\n");
2858 exit(1);
2859 }
6a00d601 2860 break;
24236869 2861 case QEMU_OPTION_vnc:
821601ea 2862#ifdef CONFIG_VNC
6b62dc2d 2863 display_remote++;
821601ea
JS		 2864 vnc_display = optarg;
2865#else
2866 fprintf(stderr, "VNC support is disabled\n");
2867 exit(1);
2868#endif
2869 break;
6515b203
FB		 2870 case QEMU_OPTION_no_acpi:
2871 acpi_enabled = 0;
2872 break;
16b29ae1
AL		 2873 case QEMU_OPTION_no_hpet:
2874 no_hpet = 1;
2875 break;
7d4c3d53
MA		 2876 case QEMU_OPTION_balloon:
2877 if (balloon_parse(optarg) < 0) {
2878 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2879 exit(1);
2880 }
df97b920 2881 break;
d1beab82
FB		 2882 case QEMU_OPTION_no_reboot:
2883 no_reboot = 1;
2884 break;
b2f76161
AJ		 2885 case QEMU_OPTION_no_shutdown:
2886 no_shutdown = 1;
2887 break;
9467cd46
AZ		 2888 case QEMU_OPTION_show_cursor:
2889 cursor_hide = 0;
2890 break;
8fcb1b90
BS		 2891 case QEMU_OPTION_uuid:
2892 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2893 fprintf(stderr, "Fail to parse UUID string."
2894 " Wrong format.\n");
2895 exit(1);
2896 }
2897 break;
9ae02555
TS		 2898 case QEMU_OPTION_option_rom:
2899 if (nb_option_roms >= MAX_OPTION_ROMS) {
2900 fprintf(stderr, "Too many option ROMs\n");
2901 exit(1);
2902 }
2e55e842
GN		 2903 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
2904 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
2905 option_rom[nb_option_roms].bootindex =
2906 qemu_opt_get_number(opts, "bootindex", -1);
2907 if (!option_rom[nb_option_roms].name) {
2908 fprintf(stderr, "Option ROM file is not specified\n");
2909 exit(1);
2910 }
9ae02555
TS		 2911 nb_option_roms++;
2912 break;
8e71621f
PB		 2913 case QEMU_OPTION_semihosting:
2914 semihosting_enabled = 1;
2915 break;
c35734b2 2916 case QEMU_OPTION_name:
7267c094 2917 qemu_name = g_strdup(optarg);
1889465a
AK		 2918 {
2919 char *p = strchr(qemu_name, ',');
2920 if (p != NULL) {
2921 *p++ = 0;
2922 if (strncmp(p, "process=", 8)) {
5697f6ae 2923 fprintf(stderr, "Unknown subargument %s to -name\n", p);
1889465a
AK		 2924 exit(1);
2925 }
2926 p += 8;
ce798cf2 2927 os_set_proc_name(p);
1889465a
AK		 2928 }
2929 }
c35734b2 2930 break;
66508601
BS		 2931 case QEMU_OPTION_prom_env:
2932 if (nb_prom_envs >= MAX_PROM_ENVS) {
2933 fprintf(stderr, "Too many prom variables\n");
2934 exit(1);
2935 }
2936 prom_envs[nb_prom_envs] = optarg;
2937 nb_prom_envs++;
2938 break;
2b8f2d41
AZ		 2939 case QEMU_OPTION_old_param:
2940 old_param = 1;
05ebd537 2941 break;
f3dcfada
TS		 2942 case QEMU_OPTION_clock:
2943 configure_alarms(optarg);
2944 break;
7e0af5d0 2945 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 2946 configure_rtc_date_offset(optarg, 1);
2947 break;
2948 case QEMU_OPTION_rtc:
3329f07b 2949 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 2950 if (!opts) {
1ed2fc1f 2951 exit(1);
7e0af5d0 2952 }
1ed2fc1f 2953 configure_rtc(opts);
7e0af5d0 2954 break;
26a5f13b 2955 case QEMU_OPTION_tb_size:
d5ab9713
JK		 2956 tcg_tb_size = strtol(optarg, NULL, 0);
2957 if (tcg_tb_size < 0) {
2958 tcg_tb_size = 0;
2959 }
26a5f13b 2960 break;
2e70f6ef 2961 case QEMU_OPTION_icount:
4e3de9e9 2962 icount_option = optarg;
2e70f6ef 2963 break;
5bb7910a
AL		 2964 case QEMU_OPTION_incoming:
2965 incoming = optarg;
2966 break;
d8c208dd
GH		 2967 case QEMU_OPTION_nodefaults:
2968 default_serial = 0;
2969 default_parallel = 0;
aee1b935 2970 default_virtcon = 0;
d8c208dd
GH		 2971 default_monitor = 0;
2972 default_vga = 0;
cb4522cc 2973 default_net = 0;
ac33f8fa
GH		 2974 default_floppy = 0;
2975 default_cdrom = 0;
2976 default_sdcard = 0;
d8c208dd 2977 break;
e37630ca 2978 case QEMU_OPTION_xen_domid:
ad96090a
BS		 2979 if (!(xen_available())) {
2980 printf("Option %s not supported for this target\n", popt->name);
2981 exit(1);
2982 }
e37630ca
AL		 2983 xen_domid = atoi(optarg);
2984 break;
2985 case QEMU_OPTION_xen_create:
ad96090a
BS		 2986 if (!(xen_available())) {
2987 printf("Option %s not supported for this target\n", popt->name);
2988 exit(1);
2989 }
e37630ca
AL		 2990 xen_mode = XEN_CREATE;
2991 break;
2992 case QEMU_OPTION_xen_attach:
ad96090a
BS		 2993 if (!(xen_available())) {
2994 printf("Option %s not supported for this target\n", popt->name);
2995 exit(1);
2996 }
e37630ca
AL		 2997 xen_mode = XEN_ATTACH;
2998 break;
ab6540d5 2999 case QEMU_OPTION_trace:
e4858974 3000 {
ab6540d5 3001 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
L		 3002 if (!opts) {
3003 exit(1);
ab6540d5 3004 }
23d15e86 3005 trace_events = qemu_opt_get(opts, "events");
e4858974 3006 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3007 break;
e4858974 3008 }
715a664a
GH		 3009 case QEMU_OPTION_readconfig:
3010 {
dcfb0939
KW		 3011 int ret = qemu_read_config_file(optarg);
3012 if (ret < 0) {
3013 fprintf(stderr, "read config %s: %s\n", optarg,
3014 strerror(-ret));
715a664a
GH		 3015 exit(1);
3016 }
715a664a
GH		 3017 break;
3018 }
29b0040b
GH		 3019 case QEMU_OPTION_spice:
3020 olist = qemu_find_opts("spice");
3021 if (!olist) {
3022 fprintf(stderr, "spice is not supported by this qemu build.\n");
3023 exit(1);
3024 }
3025 opts = qemu_opts_parse(olist, optarg, 0);
3026 if (!opts) {
3027 fprintf(stderr, "parse error: %s\n", optarg);
3028 exit(1);
3029 }
3030 break;
715a664a
GH		 3031 case QEMU_OPTION_writeconfig:
3032 {
3033 FILE *fp;
3034 if (strcmp(optarg, "-") == 0) {
3035 fp = stdout;
3036 } else {
3037 fp = fopen(optarg, "w");
3038 if (fp == NULL) {
3039 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3040 exit(1);
3041 }
3042 }
3043 qemu_config_write(fp);
3044 fclose(fp);
3045 break;
3046 }
59a5264b
JS		 3047 default:
3048 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3049 }
0824d6fc
FB		 3050 }
3051 }
0f0bc3f1 3052 loc_set_none();
c235d738
MF		 3053
3054 /* Open the logfile at this point, if necessary. We can't open the logfile
3055 * when encountering either of the logging options (-d or -D) because the
3056 * other one may be encountered later on the command line, changing the
3057 * location or level of logging.
3058 */
3059 if (log_mask) {
3060 if (log_file) {
3061 set_cpu_log_filename(log_file);
3062 }
3063 set_cpu_log(log_mask);
3064 }
330d0414 3065
23d15e86 3066 if (!trace_backend_init(trace_events, trace_file)) {
e4858974 3067 exit(1);
31d3c9b8 3068 }
0b5538c3 3069
5cea8590
PB		 3070 /* If no data_dir is specified then try to find it relative to the
3071 executable path. */
3072 if (!data_dir) {
6170540b 3073 data_dir = os_find_datadir(argv[0]);
5cea8590 3074 }
60474fb5 3075 /* If all else fails use the install path specified when building. */
5cea8590 3076 if (!data_dir) {
1dabe05c 3077 data_dir = CONFIG_QEMU_DATADIR;
5cea8590
PB		 3078 }
3079
d423675c
AF		 3080 if (machine == NULL) {
3081 fprintf(stderr, "No machine found.\n");
3082 exit(1);
3083 }
3084
6be68d7e
JS		 3085 /*
3086 * Default to max_cpus = smp_cpus, in case the user doesn't
3087 * specify a max_cpus value.
3088 */
3089 if (!max_cpus)
3090 max_cpus = smp_cpus;
3091
3d878caa 3092 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL		 3093 if (smp_cpus > machine->max_cpus) {
3094 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3095 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3096 machine->max_cpus);
3097 exit(1);
3098 }
3099
67b724e6
AP		 3100 /*
3101 * Get the default machine options from the machine if it is not already
3102 * specified either by the configuration file or by the command line.
3103 */
3104 if (machine->default_machine_opts) {
3105 QemuOptsList *list = qemu_find_opts("machine");
3106 const char *p = NULL;
3107
3108 if (!QTAILQ_EMPTY(&list->head)) {
3109 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
3110 }
3111 if (p == NULL) {
9052ea6b
JK		 3112 qemu_opts_reset(list);
3113 opts = qemu_opts_parse(list, machine->default_machine_opts, 0);
67b724e6
AP		 3114 if (!opts) {
3115 fprintf(stderr, "parse error for machine %s: %s\n",
3116 machine->name, machine->default_machine_opts);
3117 exit(1);
3118 }
3119 }
3120 }
3121
3329f07b
GH		 3122 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3123 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 3124
986c5f78
GH		 3125 if (machine->no_serial) {
3126 default_serial = 0;
3127 }
3128 if (machine->no_parallel) {
3129 default_parallel = 0;
3130 }
3131 if (!machine->use_virtcon) {
3132 default_virtcon = 0;
3133 }
3134 if (machine->no_vga) {
3135 default_vga = 0;
3136 }
ac33f8fa
GH		 3137 if (machine->no_floppy) {
3138 default_floppy = 0;
3139 }
3140 if (machine->no_cdrom) {
3141 default_cdrom = 0;
3142 }
3143 if (machine->no_sdcard) {
3144 default_sdcard = 0;
3145 }
986c5f78 3146
993fbfdb 3147 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 3148 if (default_parallel)
3149 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 3150 if (default_serial && default_monitor) {
3151 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 3152 } else if (default_virtcon && default_monitor) {
3153 add_device_config(DEV_VIRTCON, "mon:stdio");
e1c09175
GH		 3154 } else {
3155 if (default_serial)
3156 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 3157 if (default_virtcon)
3158 add_device_config(DEV_VIRTCON, "stdio");
e1c09175 3159 if (default_monitor)
6ca5582d 3160 monitor_parse("stdio", "readline");
e1c09175 3161 }
998bbd74
GH		 3162 } else {
3163 if (default_serial)
3164 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 3165 if (default_parallel)
3166 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3167 if (default_monitor)
6ca5582d 3168 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 3169 if (default_virtcon)
3170 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
bc0129d9 3171 }
64465297
GH		 3172 if (default_vga)
3173 vga_interface_type = VGA_CIRRUS;
bc0129d9 3174
a5829fd9
T		 3175 socket_init();
3176
3329f07b 3177 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 3178 exit(1);
758e8e38 3179#ifdef CONFIG_VIRTFS
3329f07b 3180 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 3181 exit(1);
3182 }
3183#endif
1a688d3b 3184
eb505be1 3185 os_daemonize();
71e3ceb8 3186
aa26bb2d 3187 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 3188 os_pidfile_error();
93815bc2
TS		 3189 exit(1);
3190 }
3191
0ac543de
JK		 3192 /* init the memory */
3193 if (ram_size == 0) {
3194 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3195 }
3196
303d4e86 3197 configure_accelerator();
214910a7 3198
d3b12f5d 3199 qemu_init_cpu_loop();
3fcf7b6b
AL		 3200 if (qemu_init_main_loop()) {
3201 fprintf(stderr, "qemu_init_main_loop failed\n");
3202 exit(1);
3203 }
a20dd508 3204 linux_boot = (kernel_filename != NULL);
6c41b272 3205
f8d39c01
TS		 3206 if (!linux_boot && *kernel_cmdline != '\0') {
3207 fprintf(stderr, "-append only allowed with -kernel option\n");
3208 exit(1);
3209 }
3210
3211 if (!linux_boot && initrd_filename != NULL) {
3212 fprintf(stderr, "-initrd only allowed with -kernel option\n");
3213 exit(1);
3214 }
3215
9156d763 3216 os_set_line_buffering();
3b46e624 3217
7183b4b4
AL		 3218 if (init_timer_alarm() < 0) {
3219 fprintf(stderr, "could not initialize alarm timer\n");
3220 exit(1);
3221 }
0abe905d
MF		 3222
3223 if (icount_option && (kvm_enabled() || xen_enabled())) {
3224 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
3225 exit(1);
3226 }
4e3de9e9 3227 configure_icount(icount_option);
634fce96 3228
dc1c9fe8
MM		 3229 if (net_init_clients() < 0) {
3230 exit(1);
702c651c 3231 }
f1510b2c 3232
dc72ac14 3233 /* init the bluetooth world */
bd3c948d
GH		 3234 if (foreach_device_config(DEV_BT, bt_parse))
3235 exit(1);
dc72ac14 3236
834e76ea
AP		 3237 if (!xen_enabled()) {
3238 /* On 32-bit hosts, QEMU is limited by virtual address space */
3239 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
3240 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
3241 exit(1);
3242 }
3243 }
9ae02555 3244
d5ab9713 3245 cpu_exec_init_all();
26a5f13b 3246
eb852011 3247 bdrv_init_with_whitelist();
c4b1fcc0 3248
c163b5ca 3249 blk_mig_init();
3250
e4bcb14c 3251 /* open the virtual block devices */
9dfd7c7a 3252 if (snapshot)
3329f07b
GH		 3253 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3254 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
9dfd7c7a 3255 exit(1);
3e3d5815 3256
4e5d9b57
MA		 3257 default_drive(default_cdrom, snapshot, machine->use_scsi,
3258 IF_DEFAULT, 2, CDROM_OPTS);
3259 default_drive(default_floppy, snapshot, machine->use_scsi,
3260 IF_FLOPPY, 0, FD_OPTS);
3261 default_drive(default_sdcard, snapshot, machine->use_scsi,
3262 IF_SD, 0, SD_OPTS);
3263
97ab12d4 3264 register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
c163b5ca 3265 ram_load, NULL);
8a7ddc38 3266
268a362c
AL		 3267 if (nb_numa_nodes > 0) {
3268 int i;
3269
ea0e5418
SL		 3270 if (nb_numa_nodes > MAX_NODES) {
3271 nb_numa_nodes = MAX_NODES;
268a362c
AL		 3272 }
3273
3274 /* If no memory size if given for any node, assume the default case
3275 * and distribute the available memory equally across all nodes
3276 */
3277 for (i = 0; i < nb_numa_nodes; i++) {
3278 if (node_mem[i] != 0)
3279 break;
3280 }
3281 if (i == nb_numa_nodes) {
3282 uint64_t usedmem = 0;
3283
3284 /* On Linux, the each node's border has to be 8MB aligned,
3285 * the final node gets the rest.
3286 */
3287 for (i = 0; i < nb_numa_nodes - 1; i++) {
3288 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3289 usedmem += node_mem[i];
3290 }
3291 node_mem[i] = ram_size - usedmem;
3292 }
3293
3294 for (i = 0; i < nb_numa_nodes; i++) {
3295 if (node_cpumask[i] != 0)
3296 break;
3297 }
3298 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3299 * must cope with this anyway, because there are BIOSes out there in
3300 * real machines which also use this scheme.
3301 */
3302 if (i == nb_numa_nodes) {
3303 for (i = 0; i < smp_cpus; i++) {
3304 node_cpumask[i % nb_numa_nodes] |= 1 << i;
3305 }
3306 }
3307 }
3308
3329f07b 3309 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 3310 exit(1);
3311 }
3312
998bbd74
GH		 3313 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3314 exit(1);
6a5e8b0e
GH		 3315 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3316 exit(1);
aee1b935
GH		 3317 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3318 exit(1);
c9f398e5
PA		 3319 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3320 exit(1);
2796dae0 3321
aae9460e
PB		 3322 module_call_init(MODULE_INIT_DEVICE);
3323
3329f07b 3324 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
ff952ba2
MA		 3325 exit(0);
3326
09aaa160
MA		 3327 if (watchdog) {
3328 i = select_watchdog(watchdog);
3329 if (i > 0)
3330 exit (i == 1 ? 1 : 0);
3331 }
3332
b6b61144 3333 if (machine->compat_props) {
458fb679 3334 qdev_prop_register_global_list(machine->compat_props);
b6b61144 3335 }
d0fef6fb
GH		 3336 qemu_add_globals();
3337
1de81d28
AL		 3338 qdev_machine_init();
3339
fbe1b595 3340 machine->init(ram_size, boot_devices,
3023f332
AL		 3341 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3342
ea375f9a 3343 cpu_synchronize_all_post_init();
268a362c 3344
87d0a28e 3345 set_numa_modes();
268a362c 3346
6f338c34
AL		 3347 current_machine = machine;
3348
3023f332
AL		 3349 /* init USB devices */
3350 if (usb_enabled) {
0752706d
MA		 3351 if (foreach_device_config(DEV_USB, usb_parse) < 0)
3352 exit(1);
3023f332
AL		 3353 }
3354
bd3c948d 3355 /* init generic devices */
3329f07b 3356 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 3357 exit(1);
3358
668680f7
MA		 3359 net_check_clients();
3360
3023f332 3361 /* just use the first displaystate for the moment */
b473df6e 3362 ds = get_displaystate();
993fbfdb 3363
a3e22260
GH		 3364 if (using_spice)
3365 display_remote++;
6b62dc2d 3366 if (display_type == DT_DEFAULT && !display_remote) {
993fbfdb
AL		 3367#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3368 display_type = DT_SDL;
821601ea 3369#elif defined(CONFIG_VNC)
993fbfdb
AL		 3370 vnc_display = "localhost:0,to=99";
3371 show_vnc_port = 1;
821601ea
JS		 3372#else
3373 display_type = DT_NONE;
993fbfdb
AL		 3374#endif
3375 }
821601ea 3376
993fbfdb 3377
6b62dc2d 3378 /* init local displays */
993fbfdb
AL		 3379 switch (display_type) {
3380 case DT_NOGRAPHIC:
3381 break;
4d3b6f6e 3382#if defined(CONFIG_CURSES)
993fbfdb
AL		 3383 case DT_CURSES:
3384 curses_display_init(ds, full_screen);
3385 break;
4d3b6f6e 3386#endif
5b0753e0 3387#if defined(CONFIG_SDL)
993fbfdb
AL		 3388 case DT_SDL:
3389 sdl_display_init(ds, full_screen, no_frame);
3390 break;
5b0753e0 3391#elif defined(CONFIG_COCOA)
993fbfdb
AL		 3392 case DT_SDL:
3393 cocoa_display_init(ds, full_screen);
3394 break;
313aa567 3395#endif
6b62dc2d
GH		 3396 default:
3397 break;
3398 }
3399
0ce235a7
GN		 3400 /* must be after terminal init, SDL library changes signal handlers */
3401 os_setup_signal_handling();
3402
821601ea 3403#ifdef CONFIG_VNC
6b62dc2d
GH		 3404 /* init remote displays */
3405 if (vnc_display) {
993fbfdb
AL		 3406 vnc_display_init(ds);
3407 if (vnc_display_open(ds, vnc_display) < 0)
3408 exit(1);
f92f8afe 3409
993fbfdb
AL		 3410 if (show_vnc_port) {
3411 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 3412 }
313aa567 3413 }
821601ea 3414#endif
a3e22260 3415#ifdef CONFIG_SPICE
a19cbfb3 3416 if (using_spice && !qxl_enabled) {
a3e22260
GH		 3417 qemu_spice_display_init(ds);
3418 }
3419#endif
5b08fc10 3420
6b62dc2d
GH		 3421 /* display setup */
3422 dpy_resize(ds);
3023f332
AL		 3423 dcl = ds->listeners;
3424 while (dcl != NULL) {
3425 if (dcl->dpy_refresh != NULL) {
7bd427d8
PB		 3426 ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
3427 qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
0f2ad63f 3428 break;
20d8a3ed 3429 }
3023f332 3430 dcl = dcl->next;
20d8a3ed 3431 }
b473df6e 3432 text_consoles_set_display(ds);
2796dae0 3433
59030a8c
AL		 3434 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3435 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3436 gdbstub_dev);
3437 exit(1);
45669e00 3438 }
45669e00 3439
3418bd25
GH		 3440 qdev_machine_creation_done();
3441
15ff7705
GH		 3442 if (rom_load_all() != 0) {
3443 fprintf(stderr, "rom loading failed\n");
3444 exit(1);
3445 }
45a50b16 3446
80376c3f
IY		 3447 /* TODO: once all bus devices are qdevified, this should be done
3448 * when bus is created by qdev.c */
3449 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 3450 qemu_run_machine_init_done_notifiers();
3451
e063eb1f 3452 qemu_system_reset(VMRESET_SILENT);
05f2401e 3453 if (loadvm) {
03cd4655 3454 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 3455 autostart = 0;
3456 }
3457 }
d63d307f 3458
2bb8c10c 3459 if (incoming) {
0461d5a6 3460 runstate_set(RUN_STATE_INMIGRATE);
8ca5e801
JQ		 3461 int ret = qemu_start_incoming_migration(incoming);
3462 if (ret < 0) {
3463 fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
3464 incoming, ret);
3465 exit(ret);
3466 }
6b99dadc 3467 } else if (autostart) {
c0f4ce77 3468 vm_start();
6b99dadc 3469 }
ffd843bc 3470
eb505be1 3471 os_setup_post();
71e3ceb8 3472
99435906 3473 resume_all_vcpus();
8a7ddc38 3474 main_loop();
99435906
PB		 3475 bdrv_close_all();
3476 pause_all_vcpus();
63a01ef8 3477 net_cleanup();
3d3b8303 3478 res_free();
b46a8906 3479
0824d6fc
FB		 3480 return 0;
3481}
Qemu copy for testing