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hw/9pfs: Abstract open state of fid to V9fsFidOpenState
[mirror_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"
d3f24367 146#include "qemu-option.h"
7282a033 147#include "qemu-config.h"
e78c48ec 148#include "qemu-objects.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
WX		 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
WX		 300static void res_free(void)
301{
302 if (boot_splash_filedata != NULL) {
7267c094 303 g_free(boot_splash_filedata);
3d3b8303
WX		 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);
463 else
464 seconds = mktime(tm);
465 else
466 seconds = mktimegm(tm) + rtc_date_offset;
467
468 return seconds - time(NULL);
469}
470
80cd3478
LC		 471void rtc_change_mon_event(struct tm *tm)
472{
473 QObject *data;
474
475 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
476 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
477 qobject_decref(data);
478}
479
1ed2fc1f
JK		 480static void configure_rtc_date_offset(const char *startdate, int legacy)
481{
482 time_t rtc_start_date;
483 struct tm tm;
484
485 if (!strcmp(startdate, "now") && legacy) {
486 rtc_date_offset = -1;
487 } else {
488 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
489 &tm.tm_year,
490 &tm.tm_mon,
491 &tm.tm_mday,
492 &tm.tm_hour,
493 &tm.tm_min,
494 &tm.tm_sec) == 6) {
495 /* OK */
496 } else if (sscanf(startdate, "%d-%d-%d",
497 &tm.tm_year,
498 &tm.tm_mon,
499 &tm.tm_mday) == 3) {
500 tm.tm_hour = 0;
501 tm.tm_min = 0;
502 tm.tm_sec = 0;
503 } else {
504 goto date_fail;
505 }
506 tm.tm_year -= 1900;
507 tm.tm_mon--;
508 rtc_start_date = mktimegm(&tm);
509 if (rtc_start_date == -1) {
510 date_fail:
511 fprintf(stderr, "Invalid date format. Valid formats are:\n"
512 "'2006-06-17T16:01:21' or '2006-06-17'\n");
513 exit(1);
514 }
515 rtc_date_offset = time(NULL) - rtc_start_date;
516 }
517}
518
519static void configure_rtc(QemuOpts *opts)
520{
521 const char *value;
522
523 value = qemu_opt_get(opts, "base");
524 if (value) {
525 if (!strcmp(value, "utc")) {
526 rtc_utc = 1;
527 } else if (!strcmp(value, "localtime")) {
528 rtc_utc = 0;
529 } else {
530 configure_rtc_date_offset(value, 0);
531 }
532 }
6875204c
JK		 533 value = qemu_opt_get(opts, "clock");
534 if (value) {
535 if (!strcmp(value, "host")) {
536 rtc_clock = host_clock;
537 } else if (!strcmp(value, "vm")) {
538 rtc_clock = vm_clock;
539 } else {
540 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
541 exit(1);
542 }
543 }
1ed2fc1f
JK		 544 value = qemu_opt_get(opts, "driftfix");
545 if (value) {
7e4c0336 546 if (!strcmp(value, "slew")) {
1ed2fc1f 547 rtc_td_hack = 1;
7e4c0336 548 } else if (!strcmp(value, "none")) {
1ed2fc1f
JK		 549 rtc_td_hack = 0;
550 } else {
551 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
552 exit(1);
553 }
554 }
1ed2fc1f
JK		 555}
556
1ae26a18
AZ		 557/***********************************************************/
558/* Bluetooth support */
559static int nb_hcis;
560static int cur_hci;
561static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 562
1ae26a18
AZ		 563static struct bt_vlan_s {
564 struct bt_scatternet_s net;
565 int id;
566 struct bt_vlan_s *next;
567} *first_bt_vlan;
568
569/* find or alloc a new bluetooth "VLAN" */
674bb261 570static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
1ae26a18
AZ		 571{
572 struct bt_vlan_s **pvlan, *vlan;
573 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
574 if (vlan->id == id)
575 return &vlan->net;
576 }
7267c094 577 vlan = g_malloc0(sizeof(struct bt_vlan_s));
1ae26a18
AZ		 578 vlan->id = id;
579 pvlan = &first_bt_vlan;
580 while (*pvlan != NULL)
581 pvlan = &(*pvlan)->next;
582 *pvlan = vlan;
583 return &vlan->net;
584}
585
586static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
587{
588}
589
590static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
591{
592 return -ENOTSUP;
593}
594
595static struct HCIInfo null_hci = {
596 .cmd_send = null_hci_send,
597 .sco_send = null_hci_send,
598 .acl_send = null_hci_send,
599 .bdaddr_set = null_hci_addr_set,
600};
601
602struct HCIInfo *qemu_next_hci(void)
603{
604 if (cur_hci == nb_hcis)
605 return &null_hci;
606
607 return hci_table[cur_hci++];
608}
609
dc72ac14
AZ		 610static struct HCIInfo *hci_init(const char *str)
611{
612 char *endp;
613 struct bt_scatternet_s *vlan = 0;
614
615 if (!strcmp(str, "null"))
616 /* null */
617 return &null_hci;
618 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
619 /* host[:hciN] */
620 return bt_host_hci(str[4] ? str + 5 : "hci0");
621 else if (!strncmp(str, "hci", 3)) {
622 /* hci[,vlan=n] */
623 if (str[3]) {
624 if (!strncmp(str + 3, ",vlan=", 6)) {
625 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
626 if (*endp)
627 vlan = 0;
628 }
629 } else
630 vlan = qemu_find_bt_vlan(0);
631 if (vlan)
632 return bt_new_hci(vlan);
633 }
634
635 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
636
637 return 0;
638}
639
640static int bt_hci_parse(const char *str)
641{
642 struct HCIInfo *hci;
c227f099 643 bdaddr_t bdaddr;
dc72ac14
AZ		 644
645 if (nb_hcis >= MAX_NICS) {
646 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
647 return -1;
648 }
649
650 hci = hci_init(str);
651 if (!hci)
652 return -1;
653
654 bdaddr.b[0] = 0x52;
655 bdaddr.b[1] = 0x54;
656 bdaddr.b[2] = 0x00;
657 bdaddr.b[3] = 0x12;
658 bdaddr.b[4] = 0x34;
659 bdaddr.b[5] = 0x56 + nb_hcis;
660 hci->bdaddr_set(hci, bdaddr.b);
661
662 hci_table[nb_hcis++] = hci;
663
664 return 0;
665}
666
667static void bt_vhci_add(int vlan_id)
668{
669 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
670
671 if (!vlan->slave)
672 fprintf(stderr, "qemu: warning: adding a VHCI to "
673 "an empty scatternet %i\n", vlan_id);
674
675 bt_vhci_init(bt_new_hci(vlan));
676}
677
678static struct bt_device_s *bt_device_add(const char *opt)
679{
680 struct bt_scatternet_s *vlan;
681 int vlan_id = 0;
682 char *endp = strstr(opt, ",vlan=");
683 int len = (endp ? endp - opt : strlen(opt)) + 1;
684 char devname[10];
685
686 pstrcpy(devname, MIN(sizeof(devname), len), opt);
687
688 if (endp) {
689 vlan_id = strtol(endp + 6, &endp, 0);
690 if (*endp) {
691 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
692 return 0;
693 }
694 }
695
696 vlan = qemu_find_bt_vlan(vlan_id);
697
698 if (!vlan->slave)
699 fprintf(stderr, "qemu: warning: adding a slave device to "
700 "an empty scatternet %i\n", vlan_id);
701
702 if (!strcmp(devname, "keyboard"))
703 return bt_keyboard_init(vlan);
704
705 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
706 return 0;
707}
708
709static int bt_parse(const char *opt)
710{
711 const char *endp, *p;
712 int vlan;
713
714 if (strstart(opt, "hci", &endp)) {
715 if (!*endp || *endp == ',') {
716 if (*endp)
717 if (!strstart(endp, ",vlan=", 0))
718 opt = endp + 1;
719
720 return bt_hci_parse(opt);
721 }
722 } else if (strstart(opt, "vhci", &endp)) {
723 if (!*endp || *endp == ',') {
724 if (*endp) {
725 if (strstart(endp, ",vlan=", &p)) {
726 vlan = strtol(p, (char **) &endp, 0);
727 if (*endp) {
728 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
729 return 1;
730 }
731 } else {
732 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
733 return 1;
734 }
735 } else
736 vlan = 0;
737
738 bt_vhci_add(vlan);
739 return 0;
740 }
741 } else if (strstart(opt, "device:", &endp))
742 return !bt_device_add(endp);
743
744 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
745 return 1;
746}
747
1ae26a18
AZ		 748/***********************************************************/
749/* QEMU Block devices */
750
2292ddae
MA		 751#define HD_OPTS "media=disk"
752#define CDROM_OPTS "media=cdrom"
753#define FD_OPTS ""
754#define PFLASH_OPTS ""
755#define MTD_OPTS ""
756#define SD_OPTS ""
e4bcb14c 757
9dfd7c7a
GH		 758static int drive_init_func(QemuOpts *opts, void *opaque)
759{
a803cb8e 760 int *use_scsi = opaque;
9dfd7c7a 761
319ae529 762 return drive_init(opts, *use_scsi) == NULL;
9dfd7c7a
GH		 763}
764
765static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
766{
767 if (NULL == qemu_opt_get(opts, "snapshot")) {
768 qemu_opt_set(opts, "snapshot", "on");
769 }
770 return 0;
771}
772
4e5d9b57
MA		 773static void default_drive(int enable, int snapshot, int use_scsi,
774 BlockInterfaceType type, int index,
775 const char *optstr)
776{
777 QemuOpts *opts;
778
779 if (type == IF_DEFAULT) {
780 type = use_scsi ? IF_SCSI : IF_IDE;
781 }
782
783 if (!enable || drive_get_by_index(type, index)) {
784 return;
785 }
786
787 opts = drive_add(type, index, NULL, optstr);
788 if (snapshot) {
789 drive_enable_snapshot(opts, NULL);
790 }
319ae529 791 if (!drive_init(opts, use_scsi)) {
4e5d9b57
MA		 792 exit(1);
793 }
794}
795
76e30d0f
JK		 796void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
797{
798 boot_set_handler = func;
799 boot_set_opaque = opaque;
800}
801
802int qemu_boot_set(const char *boot_devices)
803{
804 if (!boot_set_handler) {
805 return -EINVAL;
806 }
807 return boot_set_handler(boot_set_opaque, boot_devices);
808}
809
4e9e9d6e 810static void validate_bootdevices(char *devices)
ef3adf68
JK		 811{
812 /* We just do some generic consistency checks */
813 const char *p;
814 int bitmap = 0;
815
816 for (p = devices; *p != '\0'; p++) {
817 /* Allowed boot devices are:
818 * a-b: floppy disk drives
819 * c-f: IDE disk drives
820 * g-m: machine implementation dependant drives
821 * n-p: network devices
822 * It's up to each machine implementation to check if the given boot
823 * devices match the actual hardware implementation and firmware
824 * features.
825 */
826 if (*p < 'a' || *p > 'p') {
827 fprintf(stderr, "Invalid boot device '%c'\n", *p);
828 exit(1);
829 }
830 if (bitmap & (1 << (*p - 'a'))) {
831 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
832 exit(1);
833 }
834 bitmap |= 1 << (*p - 'a');
835 }
ef3adf68
JK		 836}
837
e0f084bf
JK		 838static void restore_boot_devices(void *opaque)
839{
840 char *standard_boot_devices = opaque;
37905d6a
AW		 841 static int first = 1;
842
843 /* Restore boot order and remove ourselves after the first boot */
844 if (first) {
845 first = 0;
846 return;
847 }
e0f084bf
JK		 848
849 qemu_boot_set(standard_boot_devices);
850
851 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
7267c094 852 g_free(standard_boot_devices);
e0f084bf
JK		 853}
854
1ca4d09a
GN		 855void add_boot_device_path(int32_t bootindex, DeviceState *dev,
856 const char *suffix)
857{
858 FWBootEntry *node, *i;
859
860 if (bootindex < 0) {
861 return;
862 }
863
864 assert(dev != NULL || suffix != NULL);
865
7267c094 866 node = g_malloc0(sizeof(FWBootEntry));
1ca4d09a 867 node->bootindex = bootindex;
7267c094 868 node->suffix = suffix ? g_strdup(suffix) : NULL;
1ca4d09a
GN		 869 node->dev = dev;
870
871 QTAILQ_FOREACH(i, &fw_boot_order, link) {
872 if (i->bootindex == bootindex) {
873 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
874 exit(1);
875 } else if (i->bootindex < bootindex) {
876 continue;
877 }
878 QTAILQ_INSERT_BEFORE(i, node, link);
879 return;
880 }
881 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
882}
883
962630f2
GN		 884/*
885 * This function returns null terminated string that consist of new line
71785aba 886 * separated device paths.
962630f2
GN		 887 *
888 * memory pointed by "size" is assigned total length of the array in bytes
889 *
890 */
891char *get_boot_devices_list(uint32_t *size)
892{
893 FWBootEntry *i;
894 uint32_t total = 0;
895 char *list = NULL;
896
897 QTAILQ_FOREACH(i, &fw_boot_order, link) {
898 char *devpath = NULL, *bootpath;
899 int len;
900
901 if (i->dev) {
902 devpath = qdev_get_fw_dev_path(i->dev);
903 assert(devpath);
904 }
905
906 if (i->suffix && devpath) {
4fd37a98
BS		 907 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
908
7267c094 909 bootpath = g_malloc(bootpathlen);
4fd37a98 910 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
7267c094 911 g_free(devpath);
962630f2
GN		 912 } else if (devpath) {
913 bootpath = devpath;
914 } else {
7267c094 915 bootpath = g_strdup(i->suffix);
962630f2
GN		 916 assert(bootpath);
917 }
918
919 if (total) {
920 list[total-1] = '\n';
921 }
922 len = strlen(bootpath) + 1;
7267c094 923 list = g_realloc(list, total + len);
962630f2
GN		 924 memcpy(&list[total], bootpath, len);
925 total += len;
7267c094 926 g_free(bootpath);
962630f2
GN		 927 }
928
929 *size = total;
930
931 return list;
932}
933
268a362c
AL		 934static void numa_add(const char *optarg)
935{
936 char option[128];
937 char *endptr;
938 unsigned long long value, endvalue;
939 int nodenr;
940
941 optarg = get_opt_name(option, 128, optarg, ',') + 1;
942 if (!strcmp(option, "node")) {
943 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
944 nodenr = nb_numa_nodes;
945 } else {
946 nodenr = strtoull(option, NULL, 10);
947 }
948
949 if (get_param_value(option, 128, "mem", optarg) == 0) {
950 node_mem[nodenr] = 0;
951 } else {
70b4f4bb 952 int64_t sval;
9f9b17a4
JS		 953 sval = strtosz(option, NULL);
954 if (sval < 0) {
955 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
956 exit(1);
268a362c 957 }
9f9b17a4 958 node_mem[nodenr] = sval;
268a362c
AL		 959 }
960 if (get_param_value(option, 128, "cpus", optarg) == 0) {
961 node_cpumask[nodenr] = 0;
962 } else {
963 value = strtoull(option, &endptr, 10);
964 if (value >= 64) {
965 value = 63;
966 fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
967 } else {
968 if (*endptr == '-') {
969 endvalue = strtoull(endptr+1, &endptr, 10);
970 if (endvalue >= 63) {
971 endvalue = 62;
972 fprintf(stderr,
973 "only 63 CPUs in NUMA mode supported.\n");
974 }
0dfbd514 975 value = (2ULL << endvalue) - (1ULL << value);
268a362c 976 } else {
0dfbd514 977 value = 1ULL << value;
268a362c
AL		 978 }
979 }
980 node_cpumask[nodenr] = value;
981 }
982 nb_numa_nodes++;
983 }
984 return;
985}
986
dc6b1c09
AP		 987static void smp_parse(const char *optarg)
988{
989 int smp, sockets = 0, threads = 0, cores = 0;
990 char *endptr;
991 char option[128];
992
993 smp = strtoul(optarg, &endptr, 10);
994 if (endptr != optarg) {
995 if (*endptr == ',') {
996 endptr++;
997 }
998 }
999 if (get_param_value(option, 128, "sockets", endptr) != 0)
1000 sockets = strtoull(option, NULL, 10);
1001 if (get_param_value(option, 128, "cores", endptr) != 0)
1002 cores = strtoull(option, NULL, 10);
1003 if (get_param_value(option, 128, "threads", endptr) != 0)
1004 threads = strtoull(option, NULL, 10);
1005 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1006 max_cpus = strtoull(option, NULL, 10);
1007
1008 /* compute missing values, prefer sockets over cores over threads */
1009 if (smp == 0 || sockets == 0) {
1010 sockets = sockets > 0 ? sockets : 1;
1011 cores = cores > 0 ? cores : 1;
1012 threads = threads > 0 ? threads : 1;
1013 if (smp == 0) {
1014 smp = cores * threads * sockets;
dc6b1c09
AP		 1015 }
1016 } else {
1017 if (cores == 0) {
1018 threads = threads > 0 ? threads : 1;
1019 cores = smp / (sockets * threads);
1020 } else {
dca98169 1021 threads = smp / (cores * sockets);
dc6b1c09
AP		 1022 }
1023 }
1024 smp_cpus = smp;
1025 smp_cores = cores > 0 ? cores : 1;
1026 smp_threads = threads > 0 ? threads : 1;
1027 if (max_cpus == 0)
1028 max_cpus = smp_cpus;
1029}
1030
a594cfbf
FB		 1031/***********************************************************/
1032/* USB devices */
1033
fb08000c 1034static int usb_device_add(const char *devname)
a594cfbf
FB		 1035{
1036 const char *p;
a5d2f727 1037 USBDevice *dev = NULL;
a594cfbf 1038
a5d2f727 1039 if (!usb_enabled)
a594cfbf
FB		 1040 return -1;
1041
0958b4cc
GH		 1042 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1043 dev = usbdevice_create(devname);
1044 if (dev)
1045 goto done;
1046
a5d2f727 1047 /* the other ones */
e447fc63
GH		 1048#ifndef CONFIG_LINUX
1049 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf
FB		 1050 if (strstart(devname, "host:", &p)) {
1051 dev = usb_host_device_open(p);
e447fc63
GH		 1052 } else
1053#endif
1054 if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
dc72ac14
AZ		 1055 dev = usb_bt_init(devname[2] ? hci_init(p) :
1056 bt_new_hci(qemu_find_bt_vlan(0)));
a594cfbf
FB		 1057 } else {
1058 return -1;
1059 }
0d92ed30
PB		 1060 if (!dev)
1061 return -1;
1062
a5d2f727 1063done:
a594cfbf
FB		 1064 return 0;
1065}
1066
1f3870ab
AL		 1067static int usb_device_del(const char *devname)
1068{
1069 int bus_num, addr;
1070 const char *p;
1071
5d0c5750
AL		 1072 if (strstart(devname, "host:", &p))
1073 return usb_host_device_close(p);
1074
a5d2f727 1075 if (!usb_enabled)
1f3870ab
AL		 1076 return -1;
1077
1078 p = strchr(devname, '.');
1079 if (!p)
1080 return -1;
1081 bus_num = strtoul(devname, NULL, 0);
1082 addr = strtoul(p + 1, NULL, 0);
1083
a5d2f727 1084 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1085}
1086
bd3c948d
GH		 1087static int usb_parse(const char *cmdline)
1088{
59d1c1c2 1089 int r;
fb08000c 1090 r = usb_device_add(cmdline);
59d1c1c2
ST		 1091 if (r < 0) {
1092 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1093 }
1094 return r;
bd3c948d
GH		 1095}
1096
d54908a5 1097void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1098{
59d1c1c2 1099 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1100 if (usb_device_add(devname) < 0) {
1ecda02b 1101 error_report("could not add USB device '%s'", devname);
59d1c1c2 1102 }
a594cfbf
FB		 1103}
1104
d54908a5 1105void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1106{
59d1c1c2
ST		 1107 const char *devname = qdict_get_str(qdict, "devname");
1108 if (usb_device_del(devname) < 0) {
1ecda02b 1109 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1110 }
a594cfbf
FB		 1111}
1112
201a51fc
AZ		 1113/***********************************************************/
1114/* PCMCIA/Cardbus */
1115
1116static struct pcmcia_socket_entry_s {
bc24a225 1117 PCMCIASocket *socket;
201a51fc
AZ		 1118 struct pcmcia_socket_entry_s *next;
1119} *pcmcia_sockets = 0;
1120
bc24a225 1121void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 1122{
1123 struct pcmcia_socket_entry_s *entry;
1124
7267c094 1125 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
201a51fc
AZ		 1126 entry->socket = socket;
1127 entry->next = pcmcia_sockets;
1128 pcmcia_sockets = entry;
1129}
1130
bc24a225 1131void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1132{
1133 struct pcmcia_socket_entry_s *entry, **ptr;
1134
1135 ptr = &pcmcia_sockets;
1136 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1137 if (entry->socket == socket) {
1138 *ptr = entry->next;
7267c094 1139 g_free(entry);
201a51fc
AZ		 1140 }
1141}
1142
376253ec 1143void pcmcia_info(Monitor *mon)
201a51fc
AZ		 1144{
1145 struct pcmcia_socket_entry_s *iter;
376253ec 1146
201a51fc 1147 if (!pcmcia_sockets)
376253ec 1148 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1149
1150 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1151 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1152 iter->socket->attached ? iter->socket->card_string :
1153 "Empty");
201a51fc
AZ		 1154}
1155
cc1daa40
FB		 1156/***********************************************************/
1157/* machine registration */
1158
bdaf78e0 1159static QEMUMachine *first_machine = NULL;
6f338c34 1160QEMUMachine *current_machine = NULL;
cc1daa40
FB		 1161
1162int qemu_register_machine(QEMUMachine *m)
1163{
1164 QEMUMachine **pm;
1165 pm = &first_machine;
1166 while (*pm != NULL)
1167 pm = &(*pm)->next;
1168 m->next = NULL;
1169 *pm = m;
1170 return 0;
1171}
1172
9596ebb7 1173static QEMUMachine *find_machine(const char *name)
cc1daa40
FB		 1174{
1175 QEMUMachine *m;
1176
1177 for(m = first_machine; m != NULL; m = m->next) {
1178 if (!strcmp(m->name, name))
1179 return m;
3f6599e6
MM		 1180 if (m->alias && !strcmp(m->alias, name))
1181 return m;
cc1daa40
FB		 1182 }
1183 return NULL;
1184}
1185
0c257437
AL		 1186static QEMUMachine *find_default_machine(void)
1187{
1188 QEMUMachine *m;
1189
1190 for(m = first_machine; m != NULL; m = m->next) {
1191 if (m->is_default) {
1192 return m;
1193 }
1194 }
1195 return NULL;
1196}
1197
8a7ddc38
FB		 1198/***********************************************************/
1199/* main execution loop */
1200
9596ebb7 1201static void gui_update(void *opaque)
8a7ddc38 1202{
7d957bd8 1203 uint64_t interval = GUI_REFRESH_INTERVAL;
740733bb 1204 DisplayState *ds = opaque;
7d957bd8
AL		 1205 DisplayChangeListener *dcl = ds->listeners;
1206
1207 dpy_refresh(ds);
1208
1209 while (dcl != NULL) {
1210 if (dcl->gui_timer_interval &&
1211 dcl->gui_timer_interval < interval)
1212 interval = dcl->gui_timer_interval;
1213 dcl = dcl->next;
1214 }
7bd427d8 1215 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
8a7ddc38
FB		 1216}
1217
0bd48850
FB		 1218struct vm_change_state_entry {
1219 VMChangeStateHandler *cb;
1220 void *opaque;
72cf2d4f 1221 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1222};
1223
72cf2d4f 1224static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1225
1226VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1227 void *opaque)
1228{
1229 VMChangeStateEntry *e;
1230
7267c094 1231 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1232
1233 e->cb = cb;
1234 e->opaque = opaque;
72cf2d4f 1235 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1236 return e;
1237}
1238
1239void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1240{
72cf2d4f 1241 QLIST_REMOVE (e, entries);
7267c094 1242 g_free (e);
0bd48850
FB		 1243}
1244
1dfb4dd9 1245void vm_state_notify(int running, RunState state)
0bd48850
FB		 1246{
1247 VMChangeStateEntry *e;
1248
1dfb4dd9 1249 trace_vm_state_notify(running, state);
94b0b5ff 1250
0bd48850 1251 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1dfb4dd9 1252 e->cb(e->opaque, running, state);
0bd48850
FB		 1253 }
1254}
1255
8a7ddc38
FB		 1256void vm_start(void)
1257{
1354869c 1258 if (!runstate_is_running()) {
8a7ddc38 1259 cpu_enable_ticks();
0461d5a6
LC		 1260 runstate_set(RUN_STATE_RUNNING);
1261 vm_state_notify(1, RUN_STATE_RUNNING);
d6dc3d42 1262 resume_all_vcpus();
6ed2c484 1263 monitor_protocol_event(QEVENT_RESUME, NULL);
8a7ddc38
FB		 1264 }
1265}
1266
bb0c6722
FB		 1267/* reset/shutdown handler */
1268
1269typedef struct QEMUResetEntry {
72cf2d4f 1270 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1271 QEMUResetHandler *func;
1272 void *opaque;
bb0c6722
FB		 1273} QEMUResetEntry;
1274
72cf2d4f
BS		 1275static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1276 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1277static int reset_requested;
f64622c4
GN		 1278static int shutdown_requested, shutdown_signal = -1;
1279static pid_t shutdown_pid;
3475187d 1280static int powerdown_requested;
8cf71710 1281static int debug_requested;
0461d5a6 1282static RunState vmstop_requested = RUN_STATE_MAX;
bb0c6722 1283
1291eb35
AP		 1284int qemu_shutdown_requested_get(void)
1285{
1286 return shutdown_requested;
1287}
1288
1289int qemu_reset_requested_get(void)
1290{
1291 return reset_requested;
1292}
1293
cf7a2fe2
AJ		 1294int qemu_shutdown_requested(void)
1295{
1296 int r = shutdown_requested;
1297 shutdown_requested = 0;
1298 return r;
1299}
1300
f64622c4
GN		 1301void qemu_kill_report(void)
1302{
1303 if (shutdown_signal != -1) {
f1d3fb04
PM		 1304 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1305 if (shutdown_pid == 0) {
1306 /* This happens for eg ^C at the terminal, so it's worth
1307 * avoiding printing an odd message in that case.
1308 */
1309 fputc('\n', stderr);
1310 } else {
953ffe0f 1311 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1312 }
f64622c4
GN		 1313 shutdown_signal = -1;
1314 }
1315}
1316
cf7a2fe2
AJ		 1317int qemu_reset_requested(void)
1318{
1319 int r = reset_requested;
1320 reset_requested = 0;
1321 return r;
1322}
1323
1324int qemu_powerdown_requested(void)
1325{
1326 int r = powerdown_requested;
1327 powerdown_requested = 0;
1328 return r;
1329}
1330
e568902a
AL		 1331static int qemu_debug_requested(void)
1332{
1333 int r = debug_requested;
1334 debug_requested = 0;
1335 return r;
1336}
1337
0461d5a6 1338/* We use RUN_STATE_MAX but any invalid value will do */
0d45b702 1339static bool qemu_vmstop_requested(RunState *r)
6e29f5da 1340{
0461d5a6 1341 if (vmstop_requested < RUN_STATE_MAX) {
0d45b702 1342 *r = vmstop_requested;
0461d5a6 1343 vmstop_requested = RUN_STATE_MAX;
0d45b702
LC		 1344 return true;
1345 }
1346
1347 return false;
6e29f5da
AL		 1348}
1349
a08d4367 1350void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1351{
7267c094 1352 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1353
bb0c6722
FB		 1354 re->func = func;
1355 re->opaque = opaque;
72cf2d4f 1356 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1357}
1358
dda9b29f 1359void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1360{
1361 QEMUResetEntry *re;
1362
72cf2d4f 1363 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1364 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1365 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1366 g_free(re);
dda9b29f
JK		 1367 return;
1368 }
1369 }
1370}
1371
e063eb1f 1372void qemu_system_reset(bool report)
dda9b29f
JK		 1373{
1374 QEMUResetEntry *re, *nre;
1375
1376 /* reset all devices */
72cf2d4f 1377 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1378 re->func(re->opaque);
1379 }
e063eb1f
JK		 1380 if (report) {
1381 monitor_protocol_event(QEVENT_RESET, NULL);
1382 }
ea375f9a 1383 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1384}
1385
1386void qemu_system_reset_request(void)
1387{
d1beab82
FB		 1388 if (no_reboot) {
1389 shutdown_requested = 1;
1390 } else {
1391 reset_requested = 1;
1392 }
b4a3d965 1393 cpu_stop_current();
d9f75a4e 1394 qemu_notify_event();
bb0c6722
FB		 1395}
1396
f64622c4
GN		 1397void qemu_system_killed(int signal, pid_t pid)
1398{
1399 shutdown_signal = signal;
1400 shutdown_pid = pid;
d9389b96 1401 no_shutdown = 0;
f64622c4
GN		 1402 qemu_system_shutdown_request();
1403}
1404
bb0c6722
FB		 1405void qemu_system_shutdown_request(void)
1406{
1407 shutdown_requested = 1;
d9f75a4e 1408 qemu_notify_event();
bb0c6722
FB		 1409}
1410
3475187d
FB		 1411void qemu_system_powerdown_request(void)
1412{
1413 powerdown_requested = 1;
d9f75a4e
AL		 1414 qemu_notify_event();
1415}
1416
8cf71710
JK		 1417void qemu_system_debug_request(void)
1418{
1419 debug_requested = 1;
83f338f7 1420 qemu_notify_event();
8cf71710
JK		 1421}
1422
1dfb4dd9 1423void qemu_system_vmstop_request(RunState state)
8cf71710 1424{
1dfb4dd9 1425 vmstop_requested = state;
8cf71710
JK		 1426 qemu_notify_event();
1427}
1428
d9c32310
BS		 1429qemu_irq qemu_system_powerdown;
1430
99435906
PB		 1431static bool main_loop_should_exit(void)
1432{
1433 RunState r;
1434 if (qemu_debug_requested()) {
1435 vm_stop(RUN_STATE_DEBUG);
1436 }
1437 if (qemu_shutdown_requested()) {
1438 qemu_kill_report();
1439 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1440 if (no_shutdown) {
1441 vm_stop(RUN_STATE_SHUTDOWN);
1442 } else {
1443 return true;
1444 }
1445 }
1446 if (qemu_reset_requested()) {
1447 pause_all_vcpus();
1448 cpu_synchronize_all_states();
1449 qemu_system_reset(VMRESET_REPORT);
1450 resume_all_vcpus();
1451 if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1452 runstate_check(RUN_STATE_SHUTDOWN)) {
1453 runstate_set(RUN_STATE_PAUSED);
1454 }
1455 }
1456 if (qemu_powerdown_requested()) {
1457 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1458 qemu_irq_raise(qemu_system_powerdown);
1459 }
1460 if (qemu_vmstop_requested(&r)) {
1461 vm_stop(r);
1462 }
1463 return false;
1464}
1465
43b96858
AL		 1466static void main_loop(void)
1467{
c9f711a5 1468 bool nonblocking;
99435906 1469 int last_io = 0;
8e1b90ec
JK		 1470#ifdef CONFIG_PROFILER
1471 int64_t ti;
1472#endif
99435906 1473 do {
c9f711a5 1474 nonblocking = !kvm_enabled() && last_io > 0;
89bfc105 1475#ifdef CONFIG_PROFILER
46481d39 1476 ti = profile_getclock();
89bfc105 1477#endif
c9f711a5 1478 last_io = main_loop_wait(nonblocking);
89bfc105 1479#ifdef CONFIG_PROFILER
46481d39 1480 dev_time += profile_getclock() - ti;
89bfc105 1481#endif
99435906 1482 } while (!main_loop_should_exit());
b4608c04
FB		 1483}
1484
9bd7e6d9
PB		 1485static void version(void)
1486{
f75ca1ae 1487 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 1488}
1489
15f82208 1490static void help(int exitcode)
0824d6fc 1491{
e8105ebb 1492 const char *options_help =
ad96090a
BS		 1493#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1494 opt_help
5824d651 1495#define DEFHEADING(text) stringify(text) "\n"
9f16732a 1496#include "qemu-options.def"
5824d651
BS		 1497#undef DEF
1498#undef DEFHEADING
1499#undef GEN_DOCS
e8105ebb
PB		 1500 ;
1501 version();
1502 printf("usage: %s [options] [disk_image]\n"
1503 "\n"
f75ca1ae 1504 "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
3f020d70 1505 "\n"
e8105ebb 1506 "%s\n"
3f020d70 1507 "During emulation, the following keys are useful:\n"
1508 "ctrl-alt-f toggle full screen\n"
1509 "ctrl-alt-n switch to virtual console 'n'\n"
1510 "ctrl-alt toggle mouse and keyboard grab\n"
1511 "\n"
e8105ebb
PB		 1512 "When using -nographic, press 'ctrl-a h' to get some help.\n",
1513 "qemu",
1514 options_help);
15f82208 1515 exit(exitcode);
0824d6fc
FB		 1516}
1517
cd6f1169
FB		 1518#define HAS_ARG 0x0001
1519
cd6f1169
FB		 1520typedef struct QEMUOption {
1521 const char *name;
1522 int flags;
1523 int index;
ad96090a 1524 uint32_t arch_mask;
cd6f1169
FB		 1525} QEMUOption;
1526
dbed7e40 1527static const QEMUOption qemu_options[] = {
ad96090a
BS		 1528 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1529#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1530 { option, opt_arg, opt_enum, arch_mask },
5824d651 1531#define DEFHEADING(text)
9f16732a 1532#include "qemu-options.def"
5824d651
BS		 1533#undef DEF
1534#undef DEFHEADING
1535#undef GEN_DOCS
cd6f1169 1536 { NULL },
fc01f7e7 1537};
3893c124 1538static void select_vgahw (const char *p)
1539{
1540 const char *opts;
1541
64465297 1542 default_vga = 0;
86176759 1543 vga_interface_type = VGA_NONE;
3893c124 1544 if (strstart(p, "std", &opts)) {
86176759 1545 vga_interface_type = VGA_STD;
3893c124 1546 } else if (strstart(p, "cirrus", &opts)) {
86176759 1547 vga_interface_type = VGA_CIRRUS;
3893c124 1548 } else if (strstart(p, "vmware", &opts)) {
86176759 1549 vga_interface_type = VGA_VMWARE;
94909d9f 1550 } else if (strstart(p, "xenfb", &opts)) {
86176759 1551 vga_interface_type = VGA_XENFB;
a19cbfb3
GH		 1552 } else if (strstart(p, "qxl", &opts)) {
1553 vga_interface_type = VGA_QXL;
28b85ed8 1554 } else if (!strstart(p, "none", &opts)) {
3893c124 1555 invalid_vga:
1556 fprintf(stderr, "Unknown vga type: %s\n", p);
1557 exit(1);
1558 }
cb5a7aa8 1559 while (*opts) {
1560 const char *nextopt;
1561
1562 if (strstart(opts, ",retrace=", &nextopt)) {
1563 opts = nextopt;
1564 if (strstart(opts, "dumb", &nextopt))
1565 vga_retrace_method = VGA_RETRACE_DUMB;
1566 else if (strstart(opts, "precise", &nextopt))
1567 vga_retrace_method = VGA_RETRACE_PRECISE;
1568 else goto invalid_vga;
1569 } else goto invalid_vga;
1570 opts = nextopt;
1571 }
3893c124 1572}
1573
1472a95b
JS		 1574static DisplayType select_display(const char *p)
1575{
1576 const char *opts;
1577 DisplayType display = DT_DEFAULT;
1578
1579 if (strstart(p, "sdl", &opts)) {
1580#ifdef CONFIG_SDL
1581 display = DT_SDL;
1582 while (*opts) {
1583 const char *nextopt;
1584
1585 if (strstart(opts, ",frame=", &nextopt)) {
1586 opts = nextopt;
1587 if (strstart(opts, "on", &nextopt)) {
1588 no_frame = 0;
1589 } else if (strstart(opts, "off", &nextopt)) {
1590 no_frame = 1;
1591 } else {
05175535 1592 goto invalid_sdl_args;
1472a95b
JS		 1593 }
1594 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1595 opts = nextopt;
1596 if (strstart(opts, "on", &nextopt)) {
1597 alt_grab = 1;
1598 } else if (strstart(opts, "off", &nextopt)) {
1599 alt_grab = 0;
1600 } else {
05175535 1601 goto invalid_sdl_args;
1472a95b
JS		 1602 }
1603 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1604 opts = nextopt;
1605 if (strstart(opts, "on", &nextopt)) {
1606 ctrl_grab = 1;
1607 } else if (strstart(opts, "off", &nextopt)) {
1608 ctrl_grab = 0;
1609 } else {
05175535 1610 goto invalid_sdl_args;
1472a95b
JS		 1611 }
1612 } else if (strstart(opts, ",window_close=", &nextopt)) {
1613 opts = nextopt;
1614 if (strstart(opts, "on", &nextopt)) {
1615 no_quit = 0;
1616 } else if (strstart(opts, "off", &nextopt)) {
1617 no_quit = 1;
1618 } else {
05175535 1619 goto invalid_sdl_args;
1472a95b
JS		 1620 }
1621 } else {
05175535
PM		 1622 invalid_sdl_args:
1623 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1624 exit(1);
1472a95b
JS		 1625 }
1626 opts = nextopt;
1627 }
1628#else
1629 fprintf(stderr, "SDL support is disabled\n");
1630 exit(1);
1631#endif
3264ff12 1632 } else if (strstart(p, "vnc", &opts)) {
821601ea 1633#ifdef CONFIG_VNC
3264ff12
JS		 1634 display_remote++;
1635
1636 if (*opts) {
1637 const char *nextopt;
1638
1639 if (strstart(opts, "=", &nextopt)) {
1640 vnc_display = nextopt;
1641 }
1642 }
1643 if (!vnc_display) {
1644 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1645 exit(1);
1646 }
821601ea
JS		 1647#else
1648 fprintf(stderr, "VNC support is disabled\n");
1649 exit(1);
1650#endif
1472a95b
JS		 1651 } else if (strstart(p, "curses", &opts)) {
1652#ifdef CONFIG_CURSES
1653 display = DT_CURSES;
1654#else
1655 fprintf(stderr, "Curses support is disabled\n");
1656 exit(1);
1657#endif
4171d32e
JS		 1658 } else if (strstart(p, "none", &opts)) {
1659 display = DT_NONE;
1472a95b 1660 } else {
1472a95b
JS		 1661 fprintf(stderr, "Unknown display type: %s\n", p);
1662 exit(1);
1663 }
1664
1665 return display;
1666}
1667
7d4c3d53
MA		 1668static int balloon_parse(const char *arg)
1669{
382f0743 1670 QemuOpts *opts;
7d4c3d53 1671
382f0743
GH		 1672 if (strcmp(arg, "none") == 0) {
1673 return 0;
1674 }
1675
1676 if (!strncmp(arg, "virtio", 6)) {
1677 if (arg[6] == ',') {
1678 /* have params -> parse them */
3329f07b 1679 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 1680 if (!opts)
1681 return -1;
1682 } else {
1683 /* create empty opts */
3329f07b 1684 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
7d4c3d53 1685 }
29f82b37 1686 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 1687 return 0;
7d4c3d53 1688 }
382f0743
GH		 1689
1690 return -1;
7d4c3d53 1691}
7d4c3d53 1692
5cea8590
PB		 1693char *qemu_find_file(int type, const char *name)
1694{
1695 int len;
1696 const char *subdir;
1697 char *buf;
1698
1699 /* If name contains path separators then try it as a straight path. */
1700 if ((strchr(name, '/') || strchr(name, '\\'))
1701 && access(name, R_OK) == 0) {
7267c094 1702 return g_strdup(name);
5cea8590
PB		 1703 }
1704 switch (type) {
1705 case QEMU_FILE_TYPE_BIOS:
1706 subdir = "";
1707 break;
1708 case QEMU_FILE_TYPE_KEYMAP:
1709 subdir = "keymaps/";
1710 break;
1711 default:
1712 abort();
1713 }
1714 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
7267c094 1715 buf = g_malloc0(len);
3a41759d 1716 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
5cea8590 1717 if (access(buf, R_OK)) {
7267c094 1718 g_free(buf);
5cea8590
PB		 1719 return NULL;
1720 }
1721 return buf;
1722}
1723
ff952ba2
MA		 1724static int device_help_func(QemuOpts *opts, void *opaque)
1725{
1726 return qdev_device_help(opts);
1727}
1728
f31d07d1
GH		 1729static int device_init_func(QemuOpts *opts, void *opaque)
1730{
1731 DeviceState *dev;
1732
1733 dev = qdev_device_add(opts);
1734 if (!dev)
1735 return -1;
1736 return 0;
1737}
1738
1a688d3b
GH		 1739static int chardev_init_func(QemuOpts *opts, void *opaque)
1740{
1741 CharDriverState *chr;
1742
f69554b9 1743 chr = qemu_chr_new_from_opts(opts, NULL);
1a688d3b
GH		 1744 if (!chr)
1745 return -1;
1746 return 0;
1747}
1748
758e8e38 1749#ifdef CONFIG_VIRTFS
74db920c
GS		 1750static int fsdev_init_func(QemuOpts *opts, void *opaque)
1751{
1752 int ret;
1753 ret = qemu_fsdev_add(opts);
1754
1755 return ret;
1756}
1757#endif
1758
88589343
GH		 1759static int mon_init_func(QemuOpts *opts, void *opaque)
1760{
1761 CharDriverState *chr;
1762 const char *chardev;
1763 const char *mode;
1764 int flags;
1765
1766 mode = qemu_opt_get(opts, "mode");
1767 if (mode == NULL) {
1768 mode = "readline";
1769 }
1770 if (strcmp(mode, "readline") == 0) {
1771 flags = MONITOR_USE_READLINE;
1772 } else if (strcmp(mode, "control") == 0) {
1773 flags = MONITOR_USE_CONTROL;
1774 } else {
1775 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1776 exit(1);
1777 }
1778
39eaab9a
DB		 1779 if (qemu_opt_get_bool(opts, "pretty", 0))
1780 flags |= MONITOR_USE_PRETTY;
1781
88589343
GH		 1782 if (qemu_opt_get_bool(opts, "default", 0))
1783 flags |= MONITOR_IS_DEFAULT;
1784
1785 chardev = qemu_opt_get(opts, "chardev");
1786 chr = qemu_chr_find(chardev);
1787 if (chr == NULL) {
1788 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1789 exit(1);
1790 }
1791
1792 monitor_init(chr, flags);
1793 return 0;
1794}
1795
6ca5582d 1796static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 1797{
1798 static int monitor_device_index = 0;
1799 QemuOpts *opts;
1800 const char *p;
1801 char label[32];
1802 int def = 0;
1803
1804 if (strstart(optarg, "chardev:", &p)) {
1805 snprintf(label, sizeof(label), "%s", p);
1806 } else {
140e065d
JK		 1807 snprintf(label, sizeof(label), "compat_monitor%d",
1808 monitor_device_index);
1809 if (monitor_device_index == 0) {
88589343
GH		 1810 def = 1;
1811 }
1812 opts = qemu_chr_parse_compat(label, optarg);
1813 if (!opts) {
1814 fprintf(stderr, "parse error: %s\n", optarg);
1815 exit(1);
1816 }
1817 }
1818
3329f07b 1819 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
88589343
GH		 1820 if (!opts) {
1821 fprintf(stderr, "duplicate chardev: %s\n", label);
1822 exit(1);
1823 }
6ca5582d 1824 qemu_opt_set(opts, "mode", mode);
88589343
GH		 1825 qemu_opt_set(opts, "chardev", label);
1826 if (def)
1827 qemu_opt_set(opts, "default", "on");
1828 monitor_device_index++;
1829}
1830
bd3c948d
GH		 1831struct device_config {
1832 enum {
aee1b935
GH		 1833 DEV_USB, /* -usbdevice */
1834 DEV_BT, /* -bt */
1835 DEV_SERIAL, /* -serial */
1836 DEV_PARALLEL, /* -parallel */
1837 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 1838 DEV_DEBUGCON, /* -debugcon */
bd3c948d
GH		 1839 } type;
1840 const char *cmdline;
72cf2d4f 1841 QTAILQ_ENTRY(device_config) next;
bd3c948d 1842};
72cf2d4f 1843QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 1844
1845static void add_device_config(int type, const char *cmdline)
1846{
1847 struct device_config *conf;
1848
7267c094 1849 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 1850 conf->type = type;
1851 conf->cmdline = cmdline;
72cf2d4f 1852 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 1853}
1854
1855static int foreach_device_config(int type, int (*func)(const char *cmdline))
1856{
1857 struct device_config *conf;
1858 int rc;
1859
72cf2d4f 1860 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 1861 if (conf->type != type)
1862 continue;
1863 rc = func(conf->cmdline);
1864 if (0 != rc)
1865 return rc;
1866 }
1867 return 0;
1868}
1869
998bbd74
GH		 1870static int serial_parse(const char *devname)
1871{
1872 static int index = 0;
1873 char label[32];
1874
1875 if (strcmp(devname, "none") == 0)
1876 return 0;
1877 if (index == MAX_SERIAL_PORTS) {
1878 fprintf(stderr, "qemu: too many serial ports\n");
1879 exit(1);
1880 }
1881 snprintf(label, sizeof(label), "serial%d", index);
27143a44 1882 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74
GH		 1883 if (!serial_hds[index]) {
1884 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1885 devname, strerror(errno));
1886 return -1;
1887 }
1888 index++;
1889 return 0;
1890}
1891
6a5e8b0e
GH		 1892static int parallel_parse(const char *devname)
1893{
1894 static int index = 0;
1895 char label[32];
1896
1897 if (strcmp(devname, "none") == 0)
1898 return 0;
1899 if (index == MAX_PARALLEL_PORTS) {
1900 fprintf(stderr, "qemu: too many parallel ports\n");
1901 exit(1);
1902 }
1903 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 1904 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e
GH		 1905 if (!parallel_hds[index]) {
1906 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1907 devname, strerror(errno));
1908 return -1;
1909 }
1910 index++;
1911 return 0;
1912}
1913
aee1b935
GH		 1914static int virtcon_parse(const char *devname)
1915{
3329f07b 1916 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 1917 static int index = 0;
1918 char label[32];
392ecf54 1919 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 1920
1921 if (strcmp(devname, "none") == 0)
1922 return 0;
1923 if (index == MAX_VIRTIO_CONSOLES) {
1924 fprintf(stderr, "qemu: too many virtio consoles\n");
1925 exit(1);
1926 }
392ecf54 1927
3329f07b 1928 bus_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1929 qemu_opt_set(bus_opts, "driver", "virtio-serial");
1930
3329f07b 1931 dev_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1932 qemu_opt_set(dev_opts, "driver", "virtconsole");
1933
aee1b935 1934 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 1935 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935
GH		 1936 if (!virtcon_hds[index]) {
1937 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1938 devname, strerror(errno));
1939 return -1;
1940 }
392ecf54
AS		 1941 qemu_opt_set(dev_opts, "chardev", label);
1942
aee1b935
GH		 1943 index++;
1944 return 0;
1945}
1946
c9f398e5
PA		 1947static int debugcon_parse(const char *devname)
1948{
1949 QemuOpts *opts;
1950
27143a44 1951 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 1952 exit(1);
1953 }
3329f07b 1954 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
c9f398e5
PA		 1955 if (!opts) {
1956 fprintf(stderr, "qemu: already have a debugcon device\n");
1957 exit(1);
1958 }
1959 qemu_opt_set(opts, "driver", "isa-debugcon");
1960 qemu_opt_set(opts, "chardev", "debugcon");
1961 return 0;
1962}
1963
9052ea6b
JK		 1964static QEMUMachine *machine_parse(const char *name)
1965{
1966 QEMUMachine *m, *machine = NULL;
1967
1968 if (name) {
1969 machine = find_machine(name);
1970 }
1971 if (machine) {
1972 return machine;
1973 }
1974 printf("Supported machines are:\n");
1975 for (m = first_machine; m != NULL; m = m->next) {
1976 if (m->alias) {
1977 printf("%-10s %s (alias of %s)\n", m->alias, m->desc, m->name);
1978 }
1979 printf("%-10s %s%s\n", m->name, m->desc,
1980 m->is_default ? " (default)" : "");
1981 }
1982 exit(!name || *name != '?');
1983}
1984
303d4e86
AP		 1985static int tcg_init(void)
1986{
d5ab9713 1987 tcg_exec_init(tcg_tb_size * 1024 * 1024);
303d4e86
AP		 1988 return 0;
1989}
1990
1991static struct {
1992 const char *opt_name;
1993 const char *name;
1994 int (*available)(void);
1995 int (*init)(void);
1996 int *allowed;
1997} accel_list[] = {
1998 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
3285cf4f 1999 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
303d4e86
AP		 2000 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2001};
2002
2003static int configure_accelerator(void)
2004{
2005 const char *p = NULL;
2006 char buf[10];
2007 int i, ret;
2008 bool accel_initalised = 0;
2009 bool init_failed = 0;
2010
2011 QemuOptsList *list = qemu_find_opts("machine");
2012 if (!QTAILQ_EMPTY(&list->head)) {
2013 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2014 }
2015
2016 if (p == NULL) {
2017 /* Use the default "accelerator", tcg */
2018 p = "tcg";
2019 }
2020
2021 while (!accel_initalised && *p != '\0') {
2022 if (*p == ':') {
2023 p++;
2024 }
2025 p = get_opt_name(buf, sizeof (buf), p, ':');
2026 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2027 if (strcmp(accel_list[i].opt_name, buf) == 0) {
a16c53b1 2028 *(accel_list[i].allowed) = 1;
303d4e86
AP		 2029 ret = accel_list[i].init();
2030 if (ret < 0) {
2031 init_failed = 1;
2032 if (!accel_list[i].available()) {
2033 printf("%s not supported for this target\n",
2034 accel_list[i].name);
2035 } else {
2036 fprintf(stderr, "failed to initialize %s: %s\n",
2037 accel_list[i].name,
2038 strerror(-ret));
2039 }
a16c53b1 2040 *(accel_list[i].allowed) = 0;
303d4e86
AP		 2041 } else {
2042 accel_initalised = 1;
303d4e86
AP		 2043 }
2044 break;
2045 }
2046 }
2047 if (i == ARRAY_SIZE(accel_list)) {
2048 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2049 }
2050 }
2051
2052 if (!accel_initalised) {
2053 fprintf(stderr, "No accelerator found!\n");
2054 exit(1);
2055 }
2056
2057 if (init_failed) {
2058 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2059 }
2060
2061 return !accel_initalised;
2062}
2063
fd42deeb
GH		 2064void qemu_add_exit_notifier(Notifier *notify)
2065{
2066 notifier_list_add(&exit_notifiers, notify);
2067}
2068
2069void qemu_remove_exit_notifier(Notifier *notify)
2070{
2071 notifier_list_remove(&exit_notifiers, notify);
2072}
2073
2074static void qemu_run_exit_notifiers(void)
2075{
9e8dd451 2076 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2077}
2078
4cab946a
GN		 2079void qemu_add_machine_init_done_notifier(Notifier *notify)
2080{
2081 notifier_list_add(&machine_init_done_notifiers, notify);
2082}
2083
2084static void qemu_run_machine_init_done_notifiers(void)
2085{
9e8dd451 2086 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2087}
2088
6530a97b
AL		 2089static const QEMUOption *lookup_opt(int argc, char **argv,
2090 const char **poptarg, int *poptind)
2091{
2092 const QEMUOption *popt;
2093 int optind = *poptind;
2094 char *r = argv[optind];
2095 const char *optarg;
2096
0f0bc3f1 2097 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2098 optind++;
2099 /* Treat --foo the same as -foo. */
2100 if (r[1] == '-')
2101 r++;
2102 popt = qemu_options;
2103 for(;;) {
2104 if (!popt->name) {
0f0bc3f1 2105 error_report("invalid option");
6530a97b
AL		 2106 exit(1);
2107 }
2108 if (!strcmp(popt->name, r + 1))
2109 break;
2110 popt++;
2111 }
2112 if (popt->flags & HAS_ARG) {
2113 if (optind >= argc) {
0f0bc3f1 2114 error_report("requires an argument");
6530a97b
AL		 2115 exit(1);
2116 }
2117 optarg = argv[optind++];
0f0bc3f1 2118 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2119 } else {
2120 optarg = NULL;
2121 }
2122
2123 *poptarg = optarg;
2124 *poptind = optind;
2125
2126 return popt;
2127}
2128
0750112a
AL		 2129static gpointer malloc_and_trace(gsize n_bytes)
2130{
2131 void *ptr = malloc(n_bytes);
a74cd8cc 2132 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2133 return ptr;
2134}
2135
2136static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2137{
2138 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2139 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2140 return ptr;
2141}
2142
2143static void free_and_trace(gpointer mem)
2144{
a74cd8cc 2145 trace_g_free(mem);
0750112a
AL		 2146 free(mem);
2147}
2148
902b3d5c 2149int main(int argc, char **argv, char **envp)
0824d6fc 2150{
59030a8c 2151 const char *gdbstub_dev = NULL;
e4bcb14c 2152 int i;
da1fcfda 2153 int snapshot, linux_boot;
4e3de9e9 2154 const char *icount_option = NULL;
7f7f9873 2155 const char *initrd_filename;
a20dd508 2156 const char *kernel_filename, *kernel_cmdline;
195325a4 2157 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
3023f332 2158 DisplayState *ds;
7d957bd8 2159 DisplayChangeListener *dcl;
46d4767d 2160 int cyls, heads, secs, translation;
f31d07d1 2161 QemuOpts *hda_opts = NULL, *opts;
03b0ba70 2162 QemuOptsList *olist;
cd6f1169 2163 int optind;
6530a97b 2164 const char *optarg;
d63d307f 2165 const char *loadvm = NULL;
cc1daa40 2166 QEMUMachine *machine;
94fc95cd 2167 const char *cpu_model;
93815bc2 2168 const char *pid_file = NULL;
5bb7910a 2169 const char *incoming = NULL;
821601ea 2170#ifdef CONFIG_VNC
993fbfdb 2171 int show_vnc_port = 0;
821601ea 2172#endif
292444cb 2173 int defconfig = 1;
c235d738
MF		 2174 const char *log_mask = NULL;
2175 const char *log_file = NULL;
0750112a
AL		 2176 GMemVTable mem_trace = {
2177 .malloc = malloc_and_trace,
2178 .realloc = realloc_and_trace,
2179 .free = free_and_trace,
2180 };
23d15e86 2181 const char *trace_events = NULL;
e4858974 2182 const char *trace_file = NULL;
0b5538c3 2183
fd42deeb 2184 atexit(qemu_run_exit_notifiers);
65abca0a
MA		 2185 error_set_progname(argv[0]);
2186
0750112a 2187 g_mem_set_vtable(&mem_trace);
ad8b8186 2188 g_thread_init(NULL);
0750112a 2189
5db9d4d1
LC		 2190 runstate_init();
2191
6875204c 2192 init_clocks();
2ff68d07 2193 rtc_clock = host_clock;
6875204c 2194
902b3d5c 2195 qemu_cache_utils_init(envp);
2196
72cf2d4f 2197 QLIST_INIT (&vm_change_state_head);
fe98ac14 2198 os_setup_early_signal_handling();
be995c27 2199
f80f9ec9 2200 module_call_init(MODULE_INIT_MACHINE);
0c257437 2201 machine = find_default_machine();
94fc95cd 2202 cpu_model = NULL;
fc01f7e7 2203 initrd_filename = NULL;
4fc5d071 2204 ram_size = 0;
33e3963e 2205 snapshot = 0;
a20dd508
FB		 2206 kernel_filename = NULL;
2207 kernel_cmdline = "";
c4b1fcc0 2208 cyls = heads = secs = 0;
46d4767d 2209 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2210
268a362c
AL		 2211 for (i = 0; i < MAX_NODES; i++) {
2212 node_mem[i] = 0;
2213 node_cpumask[i] = 0;
2214 }
2215
268a362c 2216 nb_numa_nodes = 0;
7c9d8e07 2217 nb_nics = 0;
3b46e624 2218
41bd639b
BS		 2219 autostart= 1;
2220
292444cb
AL		 2221 /* first pass of option parsing */
2222 optind = 1;
2223 while (optind < argc) {
2224 if (argv[optind][0] != '-') {
2225 /* disk image */
28e68d68 2226 optind++;
292444cb
AL		 2227 continue;
2228 } else {
2229 const QEMUOption *popt;
2230
2231 popt = lookup_opt(argc, argv, &optarg, &optind);
2232 switch (popt->index) {
2233 case QEMU_OPTION_nodefconfig:
2234 defconfig=0;
2235 break;
2236 }
2237 }
2238 }
2239
2240 if (defconfig) {
dcfb0939 2241 int ret;
cf5a65aa 2242
dcfb0939 2243 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
019e78ba 2244 if (ret < 0 && ret != -ENOENT) {
dcfb0939 2245 exit(1);
292444cb
AL		 2246 }
2247
dcfb0939 2248 ret = qemu_read_config_file(arch_config_name);
019e78ba 2249 if (ret < 0 && ret != -ENOENT) {
dcfb0939 2250 exit(1);
292444cb
AL		 2251 }
2252 }
de06f8d1 2253 cpudef_init();
292444cb
AL		 2254
2255 /* second pass of option parsing */
cd6f1169 2256 optind = 1;
0824d6fc 2257 for(;;) {
cd6f1169 2258 if (optind >= argc)
0824d6fc 2259 break;
6530a97b 2260 if (argv[optind][0] != '-') {
2292ddae 2261 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 2262 } else {
2263 const QEMUOption *popt;
2264
6530a97b 2265 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2266 if (!(popt->arch_mask & arch_type)) {
2267 printf("Option %s not supported for this target\n", popt->name);
2268 exit(1);
2269 }
cd6f1169 2270 switch(popt->index) {
cc1daa40 2271 case QEMU_OPTION_M:
9052ea6b 2272 machine = machine_parse(optarg);
cc1daa40 2273 break;
94fc95cd
JM		 2274 case QEMU_OPTION_cpu:
2275 /* hw initialization will check this */
15f82208 2276 if (*optarg == '?') {
262353cb 2277 list_cpus(stdout, &fprintf, optarg);
15f82208 2278 exit(0);
94fc95cd
JM		 2279 } else {
2280 cpu_model = optarg;
2281 }
2282 break;
cd6f1169 2283 case QEMU_OPTION_initrd:
fc01f7e7
FB		 2284 initrd_filename = optarg;
2285 break;
cd6f1169 2286 case QEMU_OPTION_hda:
5645b0f4
MA		 2287 {
2288 char buf[256];
2289 if (cyls == 0)
2290 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2291 else
2292 snprintf(buf, sizeof(buf),
2293 "%s,cyls=%d,heads=%d,secs=%d%s",
2294 HD_OPTS , cyls, heads, secs,
2295 translation == BIOS_ATA_TRANSLATION_LBA ?
e4bcb14c 2296 ",trans=lba" :
5645b0f4 2297 translation == BIOS_ATA_TRANSLATION_NONE ?
e4bcb14c 2298 ",trans=none" : "");
5645b0f4
MA		 2299 drive_add(IF_DEFAULT, 0, optarg, buf);
2300 break;
2301 }
cd6f1169 2302 case QEMU_OPTION_hdb:
cc1daa40
FB		 2303 case QEMU_OPTION_hdc:
2304 case QEMU_OPTION_hdd:
2292ddae
MA		 2305 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2306 HD_OPTS);
fc01f7e7 2307 break;
e4bcb14c 2308 case QEMU_OPTION_drive:
e2982c3a
MT		 2309 if (drive_def(optarg) == NULL) {
2310 exit(1);
2311 }
e4bcb14c 2312 break;
d058fe03
GH		 2313 case QEMU_OPTION_set:
2314 if (qemu_set_option(optarg) != 0)
2315 exit(1);
2316 break;
d0fef6fb
GH		 2317 case QEMU_OPTION_global:
2318 if (qemu_global_option(optarg) != 0)
2319 exit(1);
2320 break;
3e3d5815 2321 case QEMU_OPTION_mtdblock:
2292ddae 2322 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 2323 break;
a1bb27b1 2324 case QEMU_OPTION_sd:
2292ddae 2325 drive_add(IF_SD, 0, optarg, SD_OPTS);
a1bb27b1 2326 break;
86f55663 2327 case QEMU_OPTION_pflash:
2292ddae 2328 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 2329 break;
cd6f1169 2330 case QEMU_OPTION_snapshot:
33e3963e
FB		 2331 snapshot = 1;
2332 break;
cd6f1169 2333 case QEMU_OPTION_hdachs:
330d0414 2334 {
330d0414
FB		 2335 const char *p;
2336 p = optarg;
2337 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2338 if (cyls < 1 || cyls > 16383)
2339 goto chs_fail;
330d0414
FB		 2340 if (*p != ',')
2341 goto chs_fail;
2342 p++;
2343 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2344 if (heads < 1 || heads > 16)
2345 goto chs_fail;
330d0414
FB		 2346 if (*p != ',')
2347 goto chs_fail;
2348 p++;
2349 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2350 if (secs < 1 || secs > 63)
2351 goto chs_fail;
2352 if (*p == ',') {
2353 p++;
2354 if (!strcmp(p, "none"))
2355 translation = BIOS_ATA_TRANSLATION_NONE;
2356 else if (!strcmp(p, "lba"))
2357 translation = BIOS_ATA_TRANSLATION_LBA;
2358 else if (!strcmp(p, "auto"))
2359 translation = BIOS_ATA_TRANSLATION_AUTO;
2360 else
2361 goto chs_fail;
2362 } else if (*p != '\0') {
c4b1fcc0 2363 chs_fail:
46d4767d
FB		 2364 fprintf(stderr, "qemu: invalid physical CHS format\n");
2365 exit(1);
c4b1fcc0 2366 }
9dfd7c7a
GH		 2367 if (hda_opts != NULL) {
2368 char num[16];
2369 snprintf(num, sizeof(num), "%d", cyls);
2370 qemu_opt_set(hda_opts, "cyls", num);
2371 snprintf(num, sizeof(num), "%d", heads);
2372 qemu_opt_set(hda_opts, "heads", num);
2373 snprintf(num, sizeof(num), "%d", secs);
2374 qemu_opt_set(hda_opts, "secs", num);
2375 if (translation == BIOS_ATA_TRANSLATION_LBA)
2376 qemu_opt_set(hda_opts, "trans", "lba");
2377 if (translation == BIOS_ATA_TRANSLATION_NONE)
2378 qemu_opt_set(hda_opts, "trans", "none");
2379 }
330d0414
FB		 2380 }
2381 break;
268a362c
AL		 2382 case QEMU_OPTION_numa:
2383 if (nb_numa_nodes >= MAX_NODES) {
2384 fprintf(stderr, "qemu: too many NUMA nodes\n");
2385 exit(1);
2386 }
2387 numa_add(optarg);
2388 break;
1472a95b
JS		 2389 case QEMU_OPTION_display:
2390 display_type = select_display(optarg);
2391 break;
cd6f1169 2392 case QEMU_OPTION_nographic:
993fbfdb 2393 display_type = DT_NOGRAPHIC;
a20dd508 2394 break;
4d3b6f6e 2395 case QEMU_OPTION_curses:
47b05369 2396#ifdef CONFIG_CURSES
993fbfdb 2397 display_type = DT_CURSES;
47b05369
JS		 2398#else
2399 fprintf(stderr, "Curses support is disabled\n");
2400 exit(1);
4d3b6f6e 2401#endif
47b05369 2402 break;
a171fe39 2403 case QEMU_OPTION_portrait:
9312805d
VK		 2404 graphic_rotate = 90;
2405 break;
2406 case QEMU_OPTION_rotate:
2407 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2408 if (graphic_rotate != 0 && graphic_rotate != 90 &&
2409 graphic_rotate != 180 && graphic_rotate != 270) {
2410 fprintf(stderr,
2411 "qemu: only 90, 180, 270 deg rotation is available\n");
2412 exit(1);
2413 }
a171fe39 2414 break;
cd6f1169 2415 case QEMU_OPTION_kernel:
a20dd508
FB		 2416 kernel_filename = optarg;
2417 break;
cd6f1169 2418 case QEMU_OPTION_append:
a20dd508 2419 kernel_cmdline = optarg;
313aa567 2420 break;
cd6f1169 2421 case QEMU_OPTION_cdrom:
2292ddae 2422 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 2423 break;
cd6f1169 2424 case QEMU_OPTION_boot:
28c5af54 2425 {
ef3adf68 2426 static const char * const params[] = {
3d3b8303
WX		 2427 "order", "once", "menu",
2428 "splash", "splash-time", NULL
ef3adf68
JK		 2429 };
2430 char buf[sizeof(boot_devices)];
e0f084bf 2431 char *standard_boot_devices;
ef3adf68
JK		 2432 int legacy = 0;
2433
2434 if (!strchr(optarg, '=')) {
2435 legacy = 1;
2436 pstrcpy(buf, sizeof(buf), optarg);
2437 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2438 fprintf(stderr,
2439 "qemu: unknown boot parameter '%s' in '%s'\n",
2440 buf, optarg);
2441 exit(1);
2442 }
2443
2444 if (legacy ||
2445 get_param_value(buf, sizeof(buf), "order", optarg)) {
4e9e9d6e 2446 validate_bootdevices(buf);
ef3adf68 2447 pstrcpy(boot_devices, sizeof(boot_devices), buf);
28c5af54 2448 }
e0f084bf
JK		 2449 if (!legacy) {
2450 if (get_param_value(buf, sizeof(buf),
2451 "once", optarg)) {
4e9e9d6e 2452 validate_bootdevices(buf);
7267c094 2453 standard_boot_devices = g_strdup(boot_devices);
e0f084bf
JK		 2454 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2455 qemu_register_reset(restore_boot_devices,
2456 standard_boot_devices);
2457 }
95387491
JK		 2458 if (get_param_value(buf, sizeof(buf),
2459 "menu", optarg)) {
2460 if (!strcmp(buf, "on")) {
2461 boot_menu = 1;
2462 } else if (!strcmp(buf, "off")) {
2463 boot_menu = 0;
2464 } else {
2465 fprintf(stderr,
2466 "qemu: invalid option value '%s'\n",
2467 buf);
2468 exit(1);
2469 }
2470 }
3d3b8303
WX		 2471 qemu_opts_parse(qemu_find_opts("boot-opts"),
2472 optarg, 0);
e0f084bf 2473 }
36b486bb
FB		 2474 }
2475 break;
cd6f1169 2476 case QEMU_OPTION_fda:
cd6f1169 2477 case QEMU_OPTION_fdb:
2292ddae
MA		 2478 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2479 optarg, FD_OPTS);
c45886db 2480 break;
52ca8d6a
FB		 2481 case QEMU_OPTION_no_fd_bootchk:
2482 fd_bootchk = 0;
2483 break;
a1ea458f 2484 case QEMU_OPTION_netdev:
3329f07b 2485 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 2486 exit(1);
2487 }
2488 break;
7c9d8e07 2489 case QEMU_OPTION_net:
3329f07b 2490 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 2491 exit(1);
2492 }
702c651c 2493 break;
c7f74643
FB		 2494#ifdef CONFIG_SLIRP
2495 case QEMU_OPTION_tftp:
ad196a9d 2496 legacy_tftp_prefix = optarg;
9bf05444 2497 break;
47d5d01a 2498 case QEMU_OPTION_bootp:
ad196a9d 2499 legacy_bootp_filename = optarg;
47d5d01a 2500 break;
9bf05444 2501 case QEMU_OPTION_redir:
0752706d
MA		 2502 if (net_slirp_redir(optarg) < 0)
2503 exit(1);
9bf05444 2504 break;
c7f74643 2505#endif
dc72ac14 2506 case QEMU_OPTION_bt:
bd3c948d 2507 add_device_config(DEV_BT, optarg);
dc72ac14 2508 break;
1d14ffa9 2509 case QEMU_OPTION_audio_help:
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 AUD_help ();
2515 exit (0);
2516 break;
2517 case QEMU_OPTION_soundhw:
ad96090a
BS		 2518 if (!(audio_available())) {
2519 printf("Option %s not supported for this target\n", popt->name);
2520 exit(1);
2521 }
1d14ffa9
FB		 2522 select_soundhw (optarg);
2523 break;
cd6f1169 2524 case QEMU_OPTION_h:
15f82208 2525 help(0);
cd6f1169 2526 break;
9bd7e6d9
PB		 2527 case QEMU_OPTION_version:
2528 version();
2529 exit(0);
2530 break;
00f82b8a 2531 case QEMU_OPTION_m: {
70b4f4bb 2532 int64_t value;
9f9b17a4
JS		 2533
2534 value = strtosz(optarg, NULL);
2535 if (value < 0) {
00f82b8a 2536 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB		 2537 exit(1);
2538 }
00f82b8a 2539
c227f099 2540 if (value != (uint64_t)(ram_addr_t)value) {
00f82b8a
AJ		 2541 fprintf(stderr, "qemu: ram size too large\n");
2542 exit(1);
2543 }
2544 ram_size = value;
cd6f1169 2545 break;
00f82b8a 2546 }
c902760f
MT		 2547 case QEMU_OPTION_mempath:
2548 mem_path = optarg;
2549 break;
2550#ifdef MAP_POPULATE
2551 case QEMU_OPTION_mem_prealloc:
2552 mem_prealloc = 1;
2553 break;
2554#endif
cd6f1169 2555 case QEMU_OPTION_d:
c235d738
MF		 2556 log_mask = optarg;
2557 break;
2558 case QEMU_OPTION_D:
2559 log_file = optarg;
cd6f1169 2560 break;
cd6f1169 2561 case QEMU_OPTION_s:
59030a8c 2562 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
cd6f1169 2563 break;
59030a8c
AL		 2564 case QEMU_OPTION_gdb:
2565 gdbstub_dev = optarg;
cd6f1169 2566 break;
cd6f1169 2567 case QEMU_OPTION_L:
5cea8590 2568 data_dir = optarg;
cd6f1169 2569 break;
1192dad8
JM		 2570 case QEMU_OPTION_bios:
2571 bios_name = optarg;
2572 break;
1b530a6d
AJ		 2573 case QEMU_OPTION_singlestep:
2574 singlestep = 1;
2575 break;
cd6f1169 2576 case QEMU_OPTION_S:
3c07f8e8 2577 autostart = 0;
cd6f1169 2578 break;
3d11d0eb
FB		 2579 case QEMU_OPTION_k:
2580 keyboard_layout = optarg;
2581 break;
ee22c2f7
FB		 2582 case QEMU_OPTION_localtime:
2583 rtc_utc = 0;
2584 break;
3893c124 2585 case QEMU_OPTION_vga:
2586 select_vgahw (optarg);
1bfe856e 2587 break;
e9b137c2
FB		 2588 case QEMU_OPTION_g:
2589 {
2590 const char *p;
2591 int w, h, depth;
2592 p = optarg;
2593 w = strtol(p, (char **)&p, 10);
2594 if (w <= 0) {
2595 graphic_error:
2596 fprintf(stderr, "qemu: invalid resolution or depth\n");
2597 exit(1);
2598 }
2599 if (*p != 'x')
2600 goto graphic_error;
2601 p++;
2602 h = strtol(p, (char **)&p, 10);
2603 if (h <= 0)
2604 goto graphic_error;
2605 if (*p == 'x') {
2606 p++;
2607 depth = strtol(p, (char **)&p, 10);
5fafdf24 2608 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 2609 depth != 24 && depth != 32)
2610 goto graphic_error;
2611 } else if (*p == '\0') {
2612 depth = graphic_depth;
2613 } else {
2614 goto graphic_error;
2615 }
3b46e624 2616
e9b137c2
FB		 2617 graphic_width = w;
2618 graphic_height = h;
2619 graphic_depth = depth;
2620 }
2621 break;
20d8a3ed
TS		 2622 case QEMU_OPTION_echr:
2623 {
2624 char *r;
2625 term_escape_char = strtol(optarg, &r, 0);
2626 if (r == optarg)
2627 printf("Bad argument to echr\n");
2628 break;
2629 }
82c643ff 2630 case QEMU_OPTION_monitor:
6ca5582d
GH		 2631 monitor_parse(optarg, "readline");
2632 default_monitor = 0;
2633 break;
2634 case QEMU_OPTION_qmp:
2635 monitor_parse(optarg, "control");
2d114dc1 2636 default_monitor = 0;
82c643ff 2637 break;
22a0e04b 2638 case QEMU_OPTION_mon:
3329f07b 2639 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 2640 if (!opts) {
22a0e04b
GH		 2641 exit(1);
2642 }
2d114dc1 2643 default_monitor = 0;
22a0e04b 2644 break;
191bc01b 2645 case QEMU_OPTION_chardev:
3329f07b 2646 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 2647 if (!opts) {
191bc01b
GH		 2648 exit(1);
2649 }
191bc01b 2650 break;
74db920c 2651 case QEMU_OPTION_fsdev:
03b0ba70
GH		 2652 olist = qemu_find_opts("fsdev");
2653 if (!olist) {
2654 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2655 exit(1);
2656 }
2657 opts = qemu_opts_parse(olist, optarg, 1);
74db920c
GS		 2658 if (!opts) {
2659 fprintf(stderr, "parse error: %s\n", optarg);
2660 exit(1);
2661 }
2662 break;
3d54abc7 2663 case QEMU_OPTION_virtfs: {
e14ea479
SH		 2664 QemuOpts *fsdev;
2665 QemuOpts *device;
d3ab98e6 2666 const char *writeout;
3d54abc7 2667
03b0ba70
GH		 2668 olist = qemu_find_opts("virtfs");
2669 if (!olist) {
2670 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2671 exit(1);
2672 }
2673 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7
GS		 2674 if (!opts) {
2675 fprintf(stderr, "parse error: %s\n", optarg);
2676 exit(1);
2677 }
2678
fbcbf101 2679 if (qemu_opt_get(opts, "fsdriver") == NULL ||
9ce56db6 2680 qemu_opt_get(opts, "mount_tag") == NULL ||
d9b36a6e 2681 qemu_opt_get(opts, "path") == NULL) {
fbcbf101 2682 fprintf(stderr, "Usage: -virtfs fsdriver,path=/share_path/,"
d9b36a6e 2683 "[security_model={mapped|passthrough|none}],"
e14ea479 2684 "mount_tag=tag.\n");
9ce56db6
VJ		 2685 exit(1);
2686 }
e14ea479
SH		 2687 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
2688 qemu_opt_get(opts, "mount_tag"), 1);
2689 if (!fsdev) {
2690 fprintf(stderr, "duplicate fsdev id: %s\n",
2691 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 2692 exit(1);
2693 }
d3ab98e6
AK		 2694
2695 writeout = qemu_opt_get(opts, "writeout");
2696 if (writeout) {
2697#ifdef CONFIG_SYNC_FILE_RANGE
2698 qemu_opt_set(fsdev, "writeout", writeout);
2699#else
2700 fprintf(stderr, "writeout=immediate not supported on "
2701 "this platform\n");
2702 exit(1);
2703#endif
2704 }
fbcbf101 2705 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH		 2706 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
2707 qemu_opt_set(fsdev, "security_model",
2708 qemu_opt_get(opts, "security_model"));
2709
2c74c2cb
MK		 2710 qemu_opt_set_bool(fsdev, "readonly",
2711 qemu_opt_get_bool(opts, "readonly", 0));
e14ea479
SH		 2712 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
2713 qemu_opt_set(device, "driver", "virtio-9p-pci");
2714 qemu_opt_set(device, "fsdev",
2715 qemu_opt_get(opts, "mount_tag"));
2716 qemu_opt_set(device, "mount_tag",
2717 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 2718 break;
2719 }
82c643ff 2720 case QEMU_OPTION_serial:
998bbd74
GH		 2721 add_device_config(DEV_SERIAL, optarg);
2722 default_serial = 0;
18141ed6
JK		 2723 if (strncmp(optarg, "mon:", 4) == 0) {
2724 default_monitor = 0;
2725 }
82c643ff 2726 break;
9dd986cc 2727 case QEMU_OPTION_watchdog:
09aaa160
MA		 2728 if (watchdog) {
2729 fprintf(stderr,
2730 "qemu: only one watchdog option may be given\n");
2731 return 1;
2732 }
2733 watchdog = optarg;
9dd986cc
RJ		 2734 break;
2735 case QEMU_OPTION_watchdog_action:
2736 if (select_watchdog_action(optarg) == -1) {
2737 fprintf(stderr, "Unknown -watchdog-action parameter\n");
2738 exit(1);
2739 }
2740 break;
51ecf136 2741 case QEMU_OPTION_virtiocon:
aee1b935
GH		 2742 add_device_config(DEV_VIRTCON, optarg);
2743 default_virtcon = 0;
18141ed6
JK		 2744 if (strncmp(optarg, "mon:", 4) == 0) {
2745 default_monitor = 0;
2746 }
51ecf136 2747 break;
6508fe59 2748 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 2749 add_device_config(DEV_PARALLEL, optarg);
2750 default_parallel = 0;
18141ed6
JK		 2751 if (strncmp(optarg, "mon:", 4) == 0) {
2752 default_monitor = 0;
2753 }
6508fe59 2754 break;
c9f398e5
PA		 2755 case QEMU_OPTION_debugcon:
2756 add_device_config(DEV_DEBUGCON, optarg);
2757 break;
d63d307f
FB		 2758 case QEMU_OPTION_loadvm:
2759 loadvm = optarg;
2760 break;
2761 case QEMU_OPTION_full_screen:
2762 full_screen = 1;
2763 break;
667accab 2764#ifdef CONFIG_SDL
43523e93
TS		 2765 case QEMU_OPTION_no_frame:
2766 no_frame = 1;
2767 break;
3780e197
TS		 2768 case QEMU_OPTION_alt_grab:
2769 alt_grab = 1;
2770 break;
0ca9f8a4
DK		 2771 case QEMU_OPTION_ctrl_grab:
2772 ctrl_grab = 1;
2773 break;
667accab
TS		 2774 case QEMU_OPTION_no_quit:
2775 no_quit = 1;
2776 break;
7d957bd8 2777 case QEMU_OPTION_sdl:
993fbfdb 2778 display_type = DT_SDL;
7d957bd8 2779 break;
58fc096c
JS		 2780#else
2781 case QEMU_OPTION_no_frame:
2782 case QEMU_OPTION_alt_grab:
2783 case QEMU_OPTION_ctrl_grab:
2784 case QEMU_OPTION_no_quit:
2785 case QEMU_OPTION_sdl:
2786 fprintf(stderr, "SDL support is disabled\n");
2787 exit(1);
667accab 2788#endif
f7cce898 2789 case QEMU_OPTION_pidfile:
93815bc2 2790 pid_file = optarg;
f7cce898 2791 break;
a09db21f
FB		 2792 case QEMU_OPTION_win2k_hack:
2793 win2k_install_hack = 1;
2794 break;
73822ec8
AL		 2795 case QEMU_OPTION_rtc_td_hack:
2796 rtc_td_hack = 1;
2797 break;
8a92ea2f 2798 case QEMU_OPTION_acpitable:
de06f8d1 2799 do_acpitable_option(optarg);
8a92ea2f 2800 break;
b6f6e3d3 2801 case QEMU_OPTION_smbios:
de06f8d1 2802 do_smbios_option(optarg);
b6f6e3d3 2803 break;
7ba1e619 2804 case QEMU_OPTION_enable_kvm:
303d4e86
AP		 2805 olist = qemu_find_opts("machine");
2806 qemu_opts_reset(olist);
2807 qemu_opts_parse(olist, "accel=kvm", 0);
2808 break;
2809 case QEMU_OPTION_machine:
2810 olist = qemu_find_opts("machine");
2811 qemu_opts_reset(olist);
9052ea6b 2812 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86
AP		 2813 if (!opts) {
2814 fprintf(stderr, "parse error: %s\n", optarg);
2815 exit(1);
2816 }
2645c6dc
JK		 2817 optarg = qemu_opt_get(opts, "type");
2818 if (optarg) {
2819 machine = machine_parse(optarg);
2820 }
7ba1e619 2821 break;
bb36d470
FB		 2822 case QEMU_OPTION_usb:
2823 usb_enabled = 1;
2824 break;
a594cfbf
FB		 2825 case QEMU_OPTION_usbdevice:
2826 usb_enabled = 1;
bd3c948d
GH		 2827 add_device_config(DEV_USB, optarg);
2828 break;
2829 case QEMU_OPTION_device:
3329f07b 2830 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 2831 exit(1);
2832 }
a594cfbf 2833 break;
6a00d601 2834 case QEMU_OPTION_smp:
dc6b1c09 2835 smp_parse(optarg);
b2097003 2836 if (smp_cpus < 1) {
6a00d601
FB		 2837 fprintf(stderr, "Invalid number of CPUs\n");
2838 exit(1);
2839 }
6be68d7e
JS		 2840 if (max_cpus < smp_cpus) {
2841 fprintf(stderr, "maxcpus must be equal to or greater than "
2842 "smp\n");
2843 exit(1);
2844 }
2845 if (max_cpus > 255) {
2846 fprintf(stderr, "Unsupported number of maxcpus\n");
2847 exit(1);
2848 }
6a00d601 2849 break;
24236869 2850 case QEMU_OPTION_vnc:
821601ea 2851#ifdef CONFIG_VNC
6b62dc2d 2852 display_remote++;
821601ea
JS		 2853 vnc_display = optarg;
2854#else
2855 fprintf(stderr, "VNC support is disabled\n");
2856 exit(1);
2857#endif
2858 break;
6515b203
FB		 2859 case QEMU_OPTION_no_acpi:
2860 acpi_enabled = 0;
2861 break;
16b29ae1
AL		 2862 case QEMU_OPTION_no_hpet:
2863 no_hpet = 1;
2864 break;
7d4c3d53
MA		 2865 case QEMU_OPTION_balloon:
2866 if (balloon_parse(optarg) < 0) {
2867 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2868 exit(1);
2869 }
df97b920 2870 break;
d1beab82
FB		 2871 case QEMU_OPTION_no_reboot:
2872 no_reboot = 1;
2873 break;
b2f76161
AJ		 2874 case QEMU_OPTION_no_shutdown:
2875 no_shutdown = 1;
2876 break;
9467cd46
AZ		 2877 case QEMU_OPTION_show_cursor:
2878 cursor_hide = 0;
2879 break;
8fcb1b90
BS		 2880 case QEMU_OPTION_uuid:
2881 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2882 fprintf(stderr, "Fail to parse UUID string."
2883 " Wrong format.\n");
2884 exit(1);
2885 }
2886 break;
9ae02555
TS		 2887 case QEMU_OPTION_option_rom:
2888 if (nb_option_roms >= MAX_OPTION_ROMS) {
2889 fprintf(stderr, "Too many option ROMs\n");
2890 exit(1);
2891 }
2e55e842
GN		 2892 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
2893 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
2894 option_rom[nb_option_roms].bootindex =
2895 qemu_opt_get_number(opts, "bootindex", -1);
2896 if (!option_rom[nb_option_roms].name) {
2897 fprintf(stderr, "Option ROM file is not specified\n");
2898 exit(1);
2899 }
9ae02555
TS		 2900 nb_option_roms++;
2901 break;
8e71621f
PB		 2902 case QEMU_OPTION_semihosting:
2903 semihosting_enabled = 1;
2904 break;
c35734b2 2905 case QEMU_OPTION_name:
7267c094 2906 qemu_name = g_strdup(optarg);
1889465a
AK		 2907 {
2908 char *p = strchr(qemu_name, ',');
2909 if (p != NULL) {
2910 *p++ = 0;
2911 if (strncmp(p, "process=", 8)) {
5697f6ae 2912 fprintf(stderr, "Unknown subargument %s to -name\n", p);
1889465a
AK		 2913 exit(1);
2914 }
2915 p += 8;
ce798cf2 2916 os_set_proc_name(p);
1889465a
AK		 2917 }
2918 }
c35734b2 2919 break;
66508601
BS		 2920 case QEMU_OPTION_prom_env:
2921 if (nb_prom_envs >= MAX_PROM_ENVS) {
2922 fprintf(stderr, "Too many prom variables\n");
2923 exit(1);
2924 }
2925 prom_envs[nb_prom_envs] = optarg;
2926 nb_prom_envs++;
2927 break;
2b8f2d41
AZ		 2928 case QEMU_OPTION_old_param:
2929 old_param = 1;
05ebd537 2930 break;
f3dcfada
TS		 2931 case QEMU_OPTION_clock:
2932 configure_alarms(optarg);
2933 break;
7e0af5d0 2934 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 2935 configure_rtc_date_offset(optarg, 1);
2936 break;
2937 case QEMU_OPTION_rtc:
3329f07b 2938 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 2939 if (!opts) {
1ed2fc1f 2940 exit(1);
7e0af5d0 2941 }
1ed2fc1f 2942 configure_rtc(opts);
7e0af5d0 2943 break;
26a5f13b 2944 case QEMU_OPTION_tb_size:
d5ab9713
JK		 2945 tcg_tb_size = strtol(optarg, NULL, 0);
2946 if (tcg_tb_size < 0) {
2947 tcg_tb_size = 0;
2948 }
26a5f13b 2949 break;
2e70f6ef 2950 case QEMU_OPTION_icount:
4e3de9e9 2951 icount_option = optarg;
2e70f6ef 2952 break;
5bb7910a
AL		 2953 case QEMU_OPTION_incoming:
2954 incoming = optarg;
2955 break;
d8c208dd
GH		 2956 case QEMU_OPTION_nodefaults:
2957 default_serial = 0;
2958 default_parallel = 0;
aee1b935 2959 default_virtcon = 0;
d8c208dd
GH		 2960 default_monitor = 0;
2961 default_vga = 0;
cb4522cc 2962 default_net = 0;
ac33f8fa
GH		 2963 default_floppy = 0;
2964 default_cdrom = 0;
2965 default_sdcard = 0;
d8c208dd 2966 break;
e37630ca 2967 case QEMU_OPTION_xen_domid:
ad96090a
BS		 2968 if (!(xen_available())) {
2969 printf("Option %s not supported for this target\n", popt->name);
2970 exit(1);
2971 }
e37630ca
AL		 2972 xen_domid = atoi(optarg);
2973 break;
2974 case QEMU_OPTION_xen_create:
ad96090a
BS		 2975 if (!(xen_available())) {
2976 printf("Option %s not supported for this target\n", popt->name);
2977 exit(1);
2978 }
e37630ca
AL		 2979 xen_mode = XEN_CREATE;
2980 break;
2981 case QEMU_OPTION_xen_attach:
ad96090a
BS		 2982 if (!(xen_available())) {
2983 printf("Option %s not supported for this target\n", popt->name);
2984 exit(1);
2985 }
e37630ca
AL		 2986 xen_mode = XEN_ATTACH;
2987 break;
ab6540d5 2988 case QEMU_OPTION_trace:
e4858974 2989 {
ab6540d5 2990 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
LV		 2991 if (!opts) {
2992 exit(1);
ab6540d5 2993 }
23d15e86 2994 trace_events = qemu_opt_get(opts, "events");
e4858974 2995 trace_file = qemu_opt_get(opts, "file");
ab6540d5 2996 break;
e4858974 2997 }
715a664a
GH		 2998 case QEMU_OPTION_readconfig:
2999 {
dcfb0939
KW		 3000 int ret = qemu_read_config_file(optarg);
3001 if (ret < 0) {
3002 fprintf(stderr, "read config %s: %s\n", optarg,
3003 strerror(-ret));
715a664a
GH		 3004 exit(1);
3005 }
715a664a
GH		 3006 break;
3007 }
29b0040b
GH		 3008 case QEMU_OPTION_spice:
3009 olist = qemu_find_opts("spice");
3010 if (!olist) {
3011 fprintf(stderr, "spice is not supported by this qemu build.\n");
3012 exit(1);
3013 }
3014 opts = qemu_opts_parse(olist, optarg, 0);
3015 if (!opts) {
3016 fprintf(stderr, "parse error: %s\n", optarg);
3017 exit(1);
3018 }
3019 break;
715a664a
GH		 3020 case QEMU_OPTION_writeconfig:
3021 {
3022 FILE *fp;
3023 if (strcmp(optarg, "-") == 0) {
3024 fp = stdout;
3025 } else {
3026 fp = fopen(optarg, "w");
3027 if (fp == NULL) {
3028 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3029 exit(1);
3030 }
3031 }
3032 qemu_config_write(fp);
3033 fclose(fp);
3034 break;
3035 }
59a5264b
JS		 3036 default:
3037 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3038 }
0824d6fc
FB		 3039 }
3040 }
0f0bc3f1 3041 loc_set_none();
c235d738
MF		 3042
3043 /* Open the logfile at this point, if necessary. We can't open the logfile
3044 * when encountering either of the logging options (-d or -D) because the
3045 * other one may be encountered later on the command line, changing the
3046 * location or level of logging.
3047 */
3048 if (log_mask) {
3049 if (log_file) {
3050 set_cpu_log_filename(log_file);
3051 }
3052 set_cpu_log(log_mask);
3053 }
330d0414 3054
23d15e86 3055 if (!trace_backend_init(trace_events, trace_file)) {
e4858974 3056 exit(1);
31d3c9b8 3057 }
0b5538c3 3058
5cea8590
PB		 3059 /* If no data_dir is specified then try to find it relative to the
3060 executable path. */
3061 if (!data_dir) {
6170540b 3062 data_dir = os_find_datadir(argv[0]);
5cea8590 3063 }
60474fb5 3064 /* If all else fails use the install path specified when building. */
5cea8590 3065 if (!data_dir) {
1dabe05c 3066 data_dir = CONFIG_QEMU_DATADIR;
5cea8590
PB		 3067 }
3068
6be68d7e
JS		 3069 /*
3070 * Default to max_cpus = smp_cpus, in case the user doesn't
3071 * specify a max_cpus value.
3072 */
3073 if (!max_cpus)
3074 max_cpus = smp_cpus;
3075
3d878caa 3076 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL		 3077 if (smp_cpus > machine->max_cpus) {
3078 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3079 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3080 machine->max_cpus);
3081 exit(1);
3082 }
3083
67b724e6
AP		 3084 /*
3085 * Get the default machine options from the machine if it is not already
3086 * specified either by the configuration file or by the command line.
3087 */
3088 if (machine->default_machine_opts) {
3089 QemuOptsList *list = qemu_find_opts("machine");
3090 const char *p = NULL;
3091
3092 if (!QTAILQ_EMPTY(&list->head)) {
3093 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
3094 }
3095 if (p == NULL) {
9052ea6b
JK		 3096 qemu_opts_reset(list);
3097 opts = qemu_opts_parse(list, machine->default_machine_opts, 0);
67b724e6
AP		 3098 if (!opts) {
3099 fprintf(stderr, "parse error for machine %s: %s\n",
3100 machine->name, machine->default_machine_opts);
3101 exit(1);
3102 }
3103 }
3104 }
3105
3329f07b
GH		 3106 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3107 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 3108
986c5f78
GH		 3109 if (machine->no_serial) {
3110 default_serial = 0;
3111 }
3112 if (machine->no_parallel) {
3113 default_parallel = 0;
3114 }
3115 if (!machine->use_virtcon) {
3116 default_virtcon = 0;
3117 }
3118 if (machine->no_vga) {
3119 default_vga = 0;
3120 }
ac33f8fa
GH		 3121 if (machine->no_floppy) {
3122 default_floppy = 0;
3123 }
3124 if (machine->no_cdrom) {
3125 default_cdrom = 0;
3126 }
3127 if (machine->no_sdcard) {
3128 default_sdcard = 0;
3129 }
986c5f78 3130
993fbfdb 3131 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 3132 if (default_parallel)
3133 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 3134 if (default_serial && default_monitor) {
3135 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 3136 } else if (default_virtcon && default_monitor) {
3137 add_device_config(DEV_VIRTCON, "mon:stdio");
e1c09175
GH		 3138 } else {
3139 if (default_serial)
3140 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 3141 if (default_virtcon)
3142 add_device_config(DEV_VIRTCON, "stdio");
e1c09175 3143 if (default_monitor)
6ca5582d 3144 monitor_parse("stdio", "readline");
e1c09175 3145 }
998bbd74
GH		 3146 } else {
3147 if (default_serial)
3148 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 3149 if (default_parallel)
3150 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3151 if (default_monitor)
6ca5582d 3152 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 3153 if (default_virtcon)
3154 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
bc0129d9 3155 }
64465297
GH		 3156 if (default_vga)
3157 vga_interface_type = VGA_CIRRUS;
bc0129d9 3158
a5829fd9
T		 3159 socket_init();
3160
3329f07b 3161 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 3162 exit(1);
758e8e38 3163#ifdef CONFIG_VIRTFS
3329f07b 3164 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 3165 exit(1);
3166 }
3167#endif
1a688d3b 3168
eb505be1 3169 os_daemonize();
71e3ceb8 3170
aa26bb2d 3171 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 3172 os_pidfile_error();
93815bc2
TS		 3173 exit(1);
3174 }
3175
0ac543de
JK		 3176 /* init the memory */
3177 if (ram_size == 0) {
3178 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3179 }
3180
303d4e86 3181 configure_accelerator();
214910a7 3182
d3b12f5d 3183 qemu_init_cpu_loop();
3fcf7b6b
AL		 3184 if (qemu_init_main_loop()) {
3185 fprintf(stderr, "qemu_init_main_loop failed\n");
3186 exit(1);
3187 }
a20dd508 3188 linux_boot = (kernel_filename != NULL);
6c41b272 3189
f8d39c01
TS		 3190 if (!linux_boot && *kernel_cmdline != '\0') {
3191 fprintf(stderr, "-append only allowed with -kernel option\n");
3192 exit(1);
3193 }
3194
3195 if (!linux_boot && initrd_filename != NULL) {
3196 fprintf(stderr, "-initrd only allowed with -kernel option\n");
3197 exit(1);
3198 }
3199
9156d763 3200 os_set_line_buffering();
3b46e624 3201
7183b4b4
AL		 3202 if (init_timer_alarm() < 0) {
3203 fprintf(stderr, "could not initialize alarm timer\n");
3204 exit(1);
3205 }
4e3de9e9 3206 configure_icount(icount_option);
634fce96 3207
dc1c9fe8
MM		 3208 if (net_init_clients() < 0) {
3209 exit(1);
702c651c 3210 }
f1510b2c 3211
dc72ac14 3212 /* init the bluetooth world */
bd3c948d
GH		 3213 if (foreach_device_config(DEV_BT, bt_parse))
3214 exit(1);
dc72ac14 3215
834e76ea
AP		 3216 if (!xen_enabled()) {
3217 /* On 32-bit hosts, QEMU is limited by virtual address space */
3218 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
3219 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
3220 exit(1);
3221 }
3222 }
9ae02555 3223
d5ab9713 3224 cpu_exec_init_all();
26a5f13b 3225
eb852011 3226 bdrv_init_with_whitelist();
c4b1fcc0 3227
c163b5ca
LS		 3228 blk_mig_init();
3229
e4bcb14c 3230 /* open the virtual block devices */
9dfd7c7a 3231 if (snapshot)
3329f07b
GH		 3232 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3233 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
9dfd7c7a 3234 exit(1);
3e3d5815 3235
4e5d9b57
MA		 3236 default_drive(default_cdrom, snapshot, machine->use_scsi,
3237 IF_DEFAULT, 2, CDROM_OPTS);
3238 default_drive(default_floppy, snapshot, machine->use_scsi,
3239 IF_FLOPPY, 0, FD_OPTS);
3240 default_drive(default_sdcard, snapshot, machine->use_scsi,
3241 IF_SD, 0, SD_OPTS);
3242
97ab12d4 3243 register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
c163b5ca 3244 ram_load, NULL);
8a7ddc38 3245
268a362c
AL		 3246 if (nb_numa_nodes > 0) {
3247 int i;
3248
ea0e5418
SL		 3249 if (nb_numa_nodes > MAX_NODES) {
3250 nb_numa_nodes = MAX_NODES;
268a362c
AL		 3251 }
3252
3253 /* If no memory size if given for any node, assume the default case
3254 * and distribute the available memory equally across all nodes
3255 */
3256 for (i = 0; i < nb_numa_nodes; i++) {
3257 if (node_mem[i] != 0)
3258 break;
3259 }
3260 if (i == nb_numa_nodes) {
3261 uint64_t usedmem = 0;
3262
3263 /* On Linux, the each node's border has to be 8MB aligned,
3264 * the final node gets the rest.
3265 */
3266 for (i = 0; i < nb_numa_nodes - 1; i++) {
3267 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3268 usedmem += node_mem[i];
3269 }
3270 node_mem[i] = ram_size - usedmem;
3271 }
3272
3273 for (i = 0; i < nb_numa_nodes; i++) {
3274 if (node_cpumask[i] != 0)
3275 break;
3276 }
3277 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3278 * must cope with this anyway, because there are BIOSes out there in
3279 * real machines which also use this scheme.
3280 */
3281 if (i == nb_numa_nodes) {
3282 for (i = 0; i < smp_cpus; i++) {
3283 node_cpumask[i % nb_numa_nodes] |= 1 << i;
3284 }
3285 }
3286 }
3287
3329f07b 3288 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 3289 exit(1);
3290 }
3291
998bbd74
GH		 3292 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3293 exit(1);
6a5e8b0e
GH		 3294 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3295 exit(1);
aee1b935
GH		 3296 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3297 exit(1);
c9f398e5
PA		 3298 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3299 exit(1);
2796dae0 3300
aae9460e
PB		 3301 module_call_init(MODULE_INIT_DEVICE);
3302
3329f07b 3303 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
ff952ba2
MA		 3304 exit(0);
3305
09aaa160
MA		 3306 if (watchdog) {
3307 i = select_watchdog(watchdog);
3308 if (i > 0)
3309 exit (i == 1 ? 1 : 0);
3310 }
3311
b6b61144 3312 if (machine->compat_props) {
458fb679 3313 qdev_prop_register_global_list(machine->compat_props);
b6b61144 3314 }
d0fef6fb
GH		 3315 qemu_add_globals();
3316
fbe1b595 3317 machine->init(ram_size, boot_devices,
3023f332
AL		 3318 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3319
ea375f9a 3320 cpu_synchronize_all_post_init();
268a362c 3321
87d0a28e 3322 set_numa_modes();
268a362c 3323
6f338c34
AL		 3324 current_machine = machine;
3325
3023f332
AL		 3326 /* init USB devices */
3327 if (usb_enabled) {
0752706d
MA		 3328 if (foreach_device_config(DEV_USB, usb_parse) < 0)
3329 exit(1);
3023f332
AL		 3330 }
3331
bd3c948d 3332 /* init generic devices */
3329f07b 3333 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 3334 exit(1);
3335
668680f7
MA		 3336 net_check_clients();
3337
3023f332 3338 /* just use the first displaystate for the moment */
b473df6e 3339 ds = get_displaystate();
993fbfdb 3340
a3e22260
GH		 3341 if (using_spice)
3342 display_remote++;
6b62dc2d 3343 if (display_type == DT_DEFAULT && !display_remote) {
993fbfdb
AL		 3344#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3345 display_type = DT_SDL;
821601ea 3346#elif defined(CONFIG_VNC)
993fbfdb
AL		 3347 vnc_display = "localhost:0,to=99";
3348 show_vnc_port = 1;
821601ea
JS		 3349#else
3350 display_type = DT_NONE;
993fbfdb
AL		 3351#endif
3352 }
821601ea 3353
993fbfdb 3354
6b62dc2d 3355 /* init local displays */
993fbfdb
AL		 3356 switch (display_type) {
3357 case DT_NOGRAPHIC:
3358 break;
4d3b6f6e 3359#if defined(CONFIG_CURSES)
993fbfdb
AL		 3360 case DT_CURSES:
3361 curses_display_init(ds, full_screen);
3362 break;
4d3b6f6e 3363#endif
5b0753e0 3364#if defined(CONFIG_SDL)
993fbfdb
AL		 3365 case DT_SDL:
3366 sdl_display_init(ds, full_screen, no_frame);
3367 break;
5b0753e0 3368#elif defined(CONFIG_COCOA)
993fbfdb
AL		 3369 case DT_SDL:
3370 cocoa_display_init(ds, full_screen);
3371 break;
313aa567 3372#endif
6b62dc2d
GH		 3373 default:
3374 break;
3375 }
3376
0ce235a7
GN		 3377 /* must be after terminal init, SDL library changes signal handlers */
3378 os_setup_signal_handling();
3379
821601ea 3380#ifdef CONFIG_VNC
6b62dc2d
GH		 3381 /* init remote displays */
3382 if (vnc_display) {
993fbfdb
AL		 3383 vnc_display_init(ds);
3384 if (vnc_display_open(ds, vnc_display) < 0)
3385 exit(1);
f92f8afe 3386
993fbfdb
AL		 3387 if (show_vnc_port) {
3388 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 3389 }
313aa567 3390 }
821601ea 3391#endif
a3e22260 3392#ifdef CONFIG_SPICE
a19cbfb3 3393 if (using_spice && !qxl_enabled) {
a3e22260
GH		 3394 qemu_spice_display_init(ds);
3395 }
3396#endif
5b08fc10 3397
6b62dc2d
GH		 3398 /* display setup */
3399 dpy_resize(ds);
3023f332
AL		 3400 dcl = ds->listeners;
3401 while (dcl != NULL) {
3402 if (dcl->dpy_refresh != NULL) {
7bd427d8
PB		 3403 ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
3404 qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
0f2ad63f 3405 break;
20d8a3ed 3406 }
3023f332 3407 dcl = dcl->next;
20d8a3ed 3408 }
b473df6e 3409 text_consoles_set_display(ds);
2796dae0 3410
59030a8c
AL		 3411 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3412 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3413 gdbstub_dev);
3414 exit(1);
45669e00 3415 }
45669e00 3416
3418bd25
GH		 3417 qdev_machine_creation_done();
3418
15ff7705
GH		 3419 if (rom_load_all() != 0) {
3420 fprintf(stderr, "rom loading failed\n");
3421 exit(1);
3422 }
45a50b16 3423
80376c3f
IY		 3424 /* TODO: once all bus devices are qdevified, this should be done
3425 * when bus is created by qdev.c */
3426 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 3427 qemu_run_machine_init_done_notifiers();
3428
e063eb1f 3429 qemu_system_reset(VMRESET_SILENT);
05f2401e 3430 if (loadvm) {
03cd4655 3431 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 3432 autostart = 0;
3433 }
3434 }
d63d307f 3435
2bb8c10c 3436 if (incoming) {
0461d5a6 3437 runstate_set(RUN_STATE_INMIGRATE);
8ca5e801
JQ		 3438 int ret = qemu_start_incoming_migration(incoming);
3439 if (ret < 0) {
3440 fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
3441 incoming, ret);
3442 exit(ret);
3443 }
6b99dadc 3444 } else if (autostart) {
c0f4ce77 3445 vm_start();
6b99dadc 3446 }
ffd843bc 3447
eb505be1 3448 os_setup_post();
71e3ceb8 3449
99435906 3450 resume_all_vcpus();
8a7ddc38 3451 main_loop();
99435906
PB		 3452 bdrv_close_all();
3453 pause_all_vcpus();
63a01ef8 3454 net_cleanup();
3d3b8303 3455 res_free();
b46a8906 3456
0824d6fc
FB		 3457 return 0;
3458}
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