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pci: add W1C bits to pci status register
[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
PS		 50#ifdef CONFIG_SIMPLE_TRACE
51#include "trace.h"
52#endif
53
71e72a19 54#ifdef CONFIG_BSD
7d3505c5 55#include <sys/stat.h>
a167ba50 56#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
7d3505c5 57#include <libutil.h>
92c0e657 58#include <sys/sysctl.h>
24646c7e
BS		 59#else
60#include <util.h>
128ab2ff 61#endif
bbe813a2 62#else
223f0d72 63#ifdef __linux__
7d3505c5
FB		 64#include <pty.h>
65#include <malloc.h>
bd494f4c 66
e57a8c0e 67#include <linux/ppdev.h>
5867c88a 68#include <linux/parport.h>
223f0d72
BS		 69#endif
70#ifdef __sun__
d5d10bc3
TS		 71#include <sys/stat.h>
72#include <sys/ethernet.h>
73#include <sys/sockio.h>
d5d10bc3 74#include <netinet/arp.h>
d5d10bc3
TS		 75#include <netinet/in_systm.h>
76#include <netinet/ip.h>
77#include <netinet/ip_icmp.h> // must come after ip.h
78#include <netinet/udp.h>
79#include <netinet/tcp.h>
80#include <net/if.h>
81#include <syslog.h>
82#include <stropts.h>
67b915a5 83#endif
7d3505c5 84#endif
ec530c81 85#endif
67b915a5 86
9892fbfb
BS		 87#if defined(__OpenBSD__)
88#include <util.h>
89#endif
90
8a16d273
TS		 91#if defined(CONFIG_VDE)
92#include <libvdeplug.h>
93#endif
94
67b915a5 95#ifdef _WIN32
49dc768d 96#include <windows.h>
67b915a5
FB		 97#endif
98
73332e5c 99#ifdef CONFIG_SDL
59a36a2f 100#if defined(__APPLE__) || defined(main)
6693665a 101#include <SDL.h>
880fec5d 102int qemu_main(int argc, char **argv, char **envp);
103int main(int argc, char **argv)
104{
59a36a2f 105 return qemu_main(argc, argv, NULL);
880fec5d 106}
107#undef main
108#define main qemu_main
96bcd4f8 109#endif
73332e5c 110#endif /* CONFIG_SDL */
0824d6fc 111
5b0753e0
FB		 112#ifdef CONFIG_COCOA
113#undef main
114#define main qemu_main
115#endif /* CONFIG_COCOA */
116
511d2b14
BS		 117#include "hw/hw.h"
118#include "hw/boards.h"
119#include "hw/usb.h"
120#include "hw/pcmcia.h"
121#include "hw/pc.h"
511d2b14
BS		 122#include "hw/isa.h"
123#include "hw/baum.h"
124#include "hw/bt.h"
9dd986cc 125#include "hw/watchdog.h"
b6f6e3d3 126#include "hw/smbios.h"
e37630ca 127#include "hw/xen.h"
bd3c948d 128#include "hw/qdev.h"
45a50b16 129#include "hw/loader.h"
5ef4efa4 130#include "bt-host.h"
511d2b14 131#include "net.h"
68ac40d2 132#include "net/slirp.h"
511d2b14
BS		 133#include "monitor.h"
134#include "console.h"
135#include "sysemu.h"
136#include "gdbstub.h"
137#include "qemu-timer.h"
138#include "qemu-char.h"
139#include "cache-utils.h"
140#include "block.h"
666daa68 141#include "blockdev.h"
c163b5ca 142#include "block-migration.h"
a718acec 143#include "dma.h"
511d2b14
BS		 144#include "audio/audio.h"
145#include "migration.h"
146#include "kvm.h"
d3f24367 147#include "qemu-option.h"
7282a033 148#include "qemu-config.h"
e78c48ec 149#include "qemu-objects.h"
59a5264b 150#include "qemu-options.h"
758e8e38 151#ifdef CONFIG_VIRTFS
74db920c
GS		 152#include "fsdev/qemu-fsdev.h"
153#endif
511d2b14 154
0824d6fc 155#include "disas.h"
fc01f7e7 156
511d2b14
BS		 157#include "qemu_socket.h"
158
d918f23e 159#include "slirp/libslirp.h"
511d2b14 160
72cf2d4f 161#include "qemu-queue.h"
296af7c9 162#include "cpus.h"
ad96090a 163#include "arch_init.h"
72cf2d4f 164
29b0040b
GH		 165#include "ui/qemu-spice.h"
166
9dc63a1e
BS		 167//#define DEBUG_NET
168//#define DEBUG_SLIRP
330d0414 169
1bfe856e 170#define DEFAULT_RAM_SIZE 128
313aa567 171
98b19252
AS		 172#define MAX_VIRTIO_CONSOLES 1
173
5cea8590 174static const char *data_dir;
1192dad8 175const char *bios_name = NULL;
cb5a7aa8 176enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 177DisplayType display_type = DT_DEFAULT;
6b62dc2d 178int display_remote = 0;
3d11d0eb 179const char* keyboard_layout = NULL;
c227f099 180ram_addr_t ram_size;
c902760f
MT		 181const char *mem_path = NULL;
182#ifdef MAP_POPULATE
183int mem_prealloc = 0; /* force preallocation of physical target memory */
184#endif
c4b1fcc0 185int nb_nics;
7c9d8e07 186NICInfo nd_table[MAX_NICS];
8a7ddc38 187int vm_running;
d399f677 188int autostart;
8e84865e 189int incoming_expected; /* Started with -incoming and waiting for incoming */
f6503059
AZ		 190static int rtc_utc = 1;
191static int rtc_date_offset = -1; /* -1 means no change */
6875204c 192QEMUClock *rtc_clock;
64465297 193int vga_interface_type = VGA_NONE;
dbed7e40 194static int full_screen = 0;
634a21f6 195#ifdef CONFIG_SDL
dbed7e40 196static int no_frame = 0;
634a21f6 197#endif
667accab 198int no_quit = 0;
8d11df9e 199CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 200CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 201CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
a09db21f 202int win2k_install_hack = 0;
73822ec8 203int rtc_td_hack = 0;
bb36d470 204int usb_enabled = 0;
1b530a6d 205int singlestep = 0;
6a00d601 206int smp_cpus = 1;
6be68d7e 207int max_cpus = 0;
dc6b1c09
AP		 208int smp_cores = 1;
209int smp_threads = 1;
73fc9742 210const char *vnc_display;
6515b203 211int acpi_enabled = 1;
16b29ae1 212int no_hpet = 0;
52ca8d6a 213int fd_bootchk = 1;
d1beab82 214int no_reboot = 0;
b2f76161 215int no_shutdown = 0;
9467cd46 216int cursor_hide = 1;
a171fe39 217int graphic_rotate = 0;
6b35e7bf 218uint8_t irq0override = 1;
09aaa160 219const char *watchdog;
9ae02555
TS		 220const char *option_rom[MAX_OPTION_ROMS];
221int nb_option_roms;
8e71621f 222int semihosting_enabled = 0;
2b8f2d41 223int old_param = 0;
c35734b2 224const char *qemu_name;
3780e197 225int alt_grab = 0;
0ca9f8a4 226int ctrl_grab = 0;
66508601
BS		 227unsigned int nb_prom_envs = 0;
228const char *prom_envs[MAX_PROM_ENVS];
95387491 229int boot_menu;
0824d6fc 230
268a362c
AL		 231int nb_numa_nodes;
232uint64_t node_mem[MAX_NODES];
233uint64_t node_cpumask[MAX_NODES];
234
9043b62d 235static QEMUTimer *nographic_timer;
ee5605e5 236
8fcb1b90
BS		 237uint8_t qemu_uuid[16];
238
76e30d0f
JK		 239static QEMUBootSetHandler *boot_set_handler;
240static void *boot_set_opaque;
241
fd42deeb
GH		 242static NotifierList exit_notifiers =
243 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
244
d745bef8
BS		 245int kvm_allowed = 0;
246uint32_t xen_domid;
247enum xen_mode xen_mode = XEN_EMULATE;
248
998bbd74 249static int default_serial = 1;
6a5e8b0e 250static int default_parallel = 1;
986c5f78 251static int default_virtcon = 1;
abdeed06 252static int default_monitor = 1;
64465297 253static int default_vga = 1;
ac33f8fa
GH		 254static int default_floppy = 1;
255static int default_cdrom = 1;
256static int default_sdcard = 1;
998bbd74
GH		 257
258static struct {
259 const char *driver;
260 int *flag;
261} default_list[] = {
6a5e8b0e
GH		 262 { .driver = "isa-serial", .flag = &default_serial },
263 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf
GH		 264 { .driver = "isa-fdc", .flag = &default_floppy },
265 { .driver = "ide-drive", .flag = &default_cdrom },
392ecf54
AS		 266 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
267 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
268 { .driver = "virtio-serial", .flag = &default_virtcon },
64465297 269 { .driver = "VGA", .flag = &default_vga },
69fd02ee
GH		 270 { .driver = "cirrus-vga", .flag = &default_vga },
271 { .driver = "vmware-svga", .flag = &default_vga },
998bbd74
GH		 272};
273
274static int default_driver_check(QemuOpts *opts, void *opaque)
275{
276 const char *driver = qemu_opt_get(opts, "driver");
277 int i;
278
279 if (!driver)
280 return 0;
281 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
282 if (strcmp(default_list[i].driver, driver) != 0)
283 continue;
284 *(default_list[i].flag) = 0;
285 }
286 return 0;
287}
288
8f0056b7
PB		 289/***********************************************************/
290/* real time host monotonic timer */
09b26c5e 291
f6503059
AZ		 292/***********************************************************/
293/* host time/date access */
294void qemu_get_timedate(struct tm *tm, int offset)
295{
296 time_t ti;
297 struct tm *ret;
298
299 time(&ti);
300 ti += offset;
301 if (rtc_date_offset == -1) {
302 if (rtc_utc)
303 ret = gmtime(&ti);
304 else
305 ret = localtime(&ti);
306 } else {
307 ti -= rtc_date_offset;
308 ret = gmtime(&ti);
309 }
310
311 memcpy(tm, ret, sizeof(struct tm));
312}
313
314int qemu_timedate_diff(struct tm *tm)
315{
316 time_t seconds;
317
318 if (rtc_date_offset == -1)
319 if (rtc_utc)
320 seconds = mktimegm(tm);
321 else
322 seconds = mktime(tm);
323 else
324 seconds = mktimegm(tm) + rtc_date_offset;
325
326 return seconds - time(NULL);
327}
328
80cd3478
LC		 329void rtc_change_mon_event(struct tm *tm)
330{
331 QObject *data;
332
333 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
334 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
335 qobject_decref(data);
336}
337
1ed2fc1f
JK		 338static void configure_rtc_date_offset(const char *startdate, int legacy)
339{
340 time_t rtc_start_date;
341 struct tm tm;
342
343 if (!strcmp(startdate, "now") && legacy) {
344 rtc_date_offset = -1;
345 } else {
346 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
347 &tm.tm_year,
348 &tm.tm_mon,
349 &tm.tm_mday,
350 &tm.tm_hour,
351 &tm.tm_min,
352 &tm.tm_sec) == 6) {
353 /* OK */
354 } else if (sscanf(startdate, "%d-%d-%d",
355 &tm.tm_year,
356 &tm.tm_mon,
357 &tm.tm_mday) == 3) {
358 tm.tm_hour = 0;
359 tm.tm_min = 0;
360 tm.tm_sec = 0;
361 } else {
362 goto date_fail;
363 }
364 tm.tm_year -= 1900;
365 tm.tm_mon--;
366 rtc_start_date = mktimegm(&tm);
367 if (rtc_start_date == -1) {
368 date_fail:
369 fprintf(stderr, "Invalid date format. Valid formats are:\n"
370 "'2006-06-17T16:01:21' or '2006-06-17'\n");
371 exit(1);
372 }
373 rtc_date_offset = time(NULL) - rtc_start_date;
374 }
375}
376
377static void configure_rtc(QemuOpts *opts)
378{
379 const char *value;
380
381 value = qemu_opt_get(opts, "base");
382 if (value) {
383 if (!strcmp(value, "utc")) {
384 rtc_utc = 1;
385 } else if (!strcmp(value, "localtime")) {
386 rtc_utc = 0;
387 } else {
388 configure_rtc_date_offset(value, 0);
389 }
390 }
6875204c
JK		 391 value = qemu_opt_get(opts, "clock");
392 if (value) {
393 if (!strcmp(value, "host")) {
394 rtc_clock = host_clock;
395 } else if (!strcmp(value, "vm")) {
396 rtc_clock = vm_clock;
397 } else {
398 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
399 exit(1);
400 }
401 }
1ed2fc1f
JK		 402 value = qemu_opt_get(opts, "driftfix");
403 if (value) {
7e4c0336 404 if (!strcmp(value, "slew")) {
1ed2fc1f 405 rtc_td_hack = 1;
7e4c0336 406 } else if (!strcmp(value, "none")) {
1ed2fc1f
JK		 407 rtc_td_hack = 0;
408 } else {
409 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
410 exit(1);
411 }
412 }
1ed2fc1f
JK		 413}
414
1ae26a18
AZ		 415/***********************************************************/
416/* Bluetooth support */
417static int nb_hcis;
418static int cur_hci;
419static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 420
1ae26a18
AZ		 421static struct bt_vlan_s {
422 struct bt_scatternet_s net;
423 int id;
424 struct bt_vlan_s *next;
425} *first_bt_vlan;
426
427/* find or alloc a new bluetooth "VLAN" */
674bb261 428static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
1ae26a18
AZ		 429{
430 struct bt_vlan_s **pvlan, *vlan;
431 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
432 if (vlan->id == id)
433 return &vlan->net;
434 }
435 vlan = qemu_mallocz(sizeof(struct bt_vlan_s));
436 vlan->id = id;
437 pvlan = &first_bt_vlan;
438 while (*pvlan != NULL)
439 pvlan = &(*pvlan)->next;
440 *pvlan = vlan;
441 return &vlan->net;
442}
443
444static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
445{
446}
447
448static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
449{
450 return -ENOTSUP;
451}
452
453static struct HCIInfo null_hci = {
454 .cmd_send = null_hci_send,
455 .sco_send = null_hci_send,
456 .acl_send = null_hci_send,
457 .bdaddr_set = null_hci_addr_set,
458};
459
460struct HCIInfo *qemu_next_hci(void)
461{
462 if (cur_hci == nb_hcis)
463 return &null_hci;
464
465 return hci_table[cur_hci++];
466}
467
dc72ac14
AZ		 468static struct HCIInfo *hci_init(const char *str)
469{
470 char *endp;
471 struct bt_scatternet_s *vlan = 0;
472
473 if (!strcmp(str, "null"))
474 /* null */
475 return &null_hci;
476 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
477 /* host[:hciN] */
478 return bt_host_hci(str[4] ? str + 5 : "hci0");
479 else if (!strncmp(str, "hci", 3)) {
480 /* hci[,vlan=n] */
481 if (str[3]) {
482 if (!strncmp(str + 3, ",vlan=", 6)) {
483 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
484 if (*endp)
485 vlan = 0;
486 }
487 } else
488 vlan = qemu_find_bt_vlan(0);
489 if (vlan)
490 return bt_new_hci(vlan);
491 }
492
493 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
494
495 return 0;
496}
497
498static int bt_hci_parse(const char *str)
499{
500 struct HCIInfo *hci;
c227f099 501 bdaddr_t bdaddr;
dc72ac14
AZ		 502
503 if (nb_hcis >= MAX_NICS) {
504 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
505 return -1;
506 }
507
508 hci = hci_init(str);
509 if (!hci)
510 return -1;
511
512 bdaddr.b[0] = 0x52;
513 bdaddr.b[1] = 0x54;
514 bdaddr.b[2] = 0x00;
515 bdaddr.b[3] = 0x12;
516 bdaddr.b[4] = 0x34;
517 bdaddr.b[5] = 0x56 + nb_hcis;
518 hci->bdaddr_set(hci, bdaddr.b);
519
520 hci_table[nb_hcis++] = hci;
521
522 return 0;
523}
524
525static void bt_vhci_add(int vlan_id)
526{
527 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
528
529 if (!vlan->slave)
530 fprintf(stderr, "qemu: warning: adding a VHCI to "
531 "an empty scatternet %i\n", vlan_id);
532
533 bt_vhci_init(bt_new_hci(vlan));
534}
535
536static struct bt_device_s *bt_device_add(const char *opt)
537{
538 struct bt_scatternet_s *vlan;
539 int vlan_id = 0;
540 char *endp = strstr(opt, ",vlan=");
541 int len = (endp ? endp - opt : strlen(opt)) + 1;
542 char devname[10];
543
544 pstrcpy(devname, MIN(sizeof(devname), len), opt);
545
546 if (endp) {
547 vlan_id = strtol(endp + 6, &endp, 0);
548 if (*endp) {
549 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
550 return 0;
551 }
552 }
553
554 vlan = qemu_find_bt_vlan(vlan_id);
555
556 if (!vlan->slave)
557 fprintf(stderr, "qemu: warning: adding a slave device to "
558 "an empty scatternet %i\n", vlan_id);
559
560 if (!strcmp(devname, "keyboard"))
561 return bt_keyboard_init(vlan);
562
563 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
564 return 0;
565}
566
567static int bt_parse(const char *opt)
568{
569 const char *endp, *p;
570 int vlan;
571
572 if (strstart(opt, "hci", &endp)) {
573 if (!*endp || *endp == ',') {
574 if (*endp)
575 if (!strstart(endp, ",vlan=", 0))
576 opt = endp + 1;
577
578 return bt_hci_parse(opt);
579 }
580 } else if (strstart(opt, "vhci", &endp)) {
581 if (!*endp || *endp == ',') {
582 if (*endp) {
583 if (strstart(endp, ",vlan=", &p)) {
584 vlan = strtol(p, (char **) &endp, 0);
585 if (*endp) {
586 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
587 return 1;
588 }
589 } else {
590 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
591 return 1;
592 }
593 } else
594 vlan = 0;
595
596 bt_vhci_add(vlan);
597 return 0;
598 }
599 } else if (strstart(opt, "device:", &endp))
600 return !bt_device_add(endp);
601
602 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
603 return 1;
604}
605
1ae26a18
AZ		 606/***********************************************************/
607/* QEMU Block devices */
608
609497ab 609#define HD_ALIAS "index=%d,media=disk"
e4bcb14c 610#define CDROM_ALIAS "index=2,media=cdrom"
e4bcb14c 611#define FD_ALIAS "index=%d,if=floppy"
609497ab
AZ		 612#define PFLASH_ALIAS "if=pflash"
613#define MTD_ALIAS "if=mtd"
9d413d1d 614#define SD_ALIAS "index=0,if=sd"
e4bcb14c 615
9dfd7c7a
GH		 616static int drive_init_func(QemuOpts *opts, void *opaque)
617{
a803cb8e 618 int *use_scsi = opaque;
9dfd7c7a
GH		 619 int fatal_error = 0;
620
a803cb8e 621 if (drive_init(opts, *use_scsi, &fatal_error) == NULL) {
9dfd7c7a
GH		 622 if (fatal_error)
623 return 1;
624 }
625 return 0;
626}
627
628static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
629{
630 if (NULL == qemu_opt_get(opts, "snapshot")) {
631 qemu_opt_set(opts, "snapshot", "on");
632 }
633 return 0;
634}
635
76e30d0f
JK		 636void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
637{
638 boot_set_handler = func;
639 boot_set_opaque = opaque;
640}
641
642int qemu_boot_set(const char *boot_devices)
643{
644 if (!boot_set_handler) {
645 return -EINVAL;
646 }
647 return boot_set_handler(boot_set_opaque, boot_devices);
648}
649
4e9e9d6e 650static void validate_bootdevices(char *devices)
ef3adf68
JK		 651{
652 /* We just do some generic consistency checks */
653 const char *p;
654 int bitmap = 0;
655
656 for (p = devices; *p != '\0'; p++) {
657 /* Allowed boot devices are:
658 * a-b: floppy disk drives
659 * c-f: IDE disk drives
660 * g-m: machine implementation dependant drives
661 * n-p: network devices
662 * It's up to each machine implementation to check if the given boot
663 * devices match the actual hardware implementation and firmware
664 * features.
665 */
666 if (*p < 'a' || *p > 'p') {
667 fprintf(stderr, "Invalid boot device '%c'\n", *p);
668 exit(1);
669 }
670 if (bitmap & (1 << (*p - 'a'))) {
671 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
672 exit(1);
673 }
674 bitmap |= 1 << (*p - 'a');
675 }
ef3adf68
JK		 676}
677
e0f084bf
JK		 678static void restore_boot_devices(void *opaque)
679{
680 char *standard_boot_devices = opaque;
37905d6a
AW		 681 static int first = 1;
682
683 /* Restore boot order and remove ourselves after the first boot */
684 if (first) {
685 first = 0;
686 return;
687 }
e0f084bf
JK		 688
689 qemu_boot_set(standard_boot_devices);
690
691 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
692 qemu_free(standard_boot_devices);
693}
694
268a362c
AL		 695static void numa_add(const char *optarg)
696{
697 char option[128];
698 char *endptr;
699 unsigned long long value, endvalue;
700 int nodenr;
701
702 optarg = get_opt_name(option, 128, optarg, ',') + 1;
703 if (!strcmp(option, "node")) {
704 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
705 nodenr = nb_numa_nodes;
706 } else {
707 nodenr = strtoull(option, NULL, 10);
708 }
709
710 if (get_param_value(option, 128, "mem", optarg) == 0) {
711 node_mem[nodenr] = 0;
712 } else {
9f9b17a4
JS		 713 ssize_t sval;
714 sval = strtosz(option, NULL);
715 if (sval < 0) {
716 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
717 exit(1);
268a362c 718 }
9f9b17a4 719 node_mem[nodenr] = sval;
268a362c
AL		 720 }
721 if (get_param_value(option, 128, "cpus", optarg) == 0) {
722 node_cpumask[nodenr] = 0;
723 } else {
724 value = strtoull(option, &endptr, 10);
725 if (value >= 64) {
726 value = 63;
727 fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
728 } else {
729 if (*endptr == '-') {
730 endvalue = strtoull(endptr+1, &endptr, 10);
731 if (endvalue >= 63) {
732 endvalue = 62;
733 fprintf(stderr,
734 "only 63 CPUs in NUMA mode supported.\n");
735 }
0dfbd514 736 value = (2ULL << endvalue) - (1ULL << value);
268a362c 737 } else {
0dfbd514 738 value = 1ULL << value;
268a362c
AL		 739 }
740 }
741 node_cpumask[nodenr] = value;
742 }
743 nb_numa_nodes++;
744 }
745 return;
746}
747
dc6b1c09
AP		 748static void smp_parse(const char *optarg)
749{
750 int smp, sockets = 0, threads = 0, cores = 0;
751 char *endptr;
752 char option[128];
753
754 smp = strtoul(optarg, &endptr, 10);
755 if (endptr != optarg) {
756 if (*endptr == ',') {
757 endptr++;
758 }
759 }
760 if (get_param_value(option, 128, "sockets", endptr) != 0)
761 sockets = strtoull(option, NULL, 10);
762 if (get_param_value(option, 128, "cores", endptr) != 0)
763 cores = strtoull(option, NULL, 10);
764 if (get_param_value(option, 128, "threads", endptr) != 0)
765 threads = strtoull(option, NULL, 10);
766 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
767 max_cpus = strtoull(option, NULL, 10);
768
769 /* compute missing values, prefer sockets over cores over threads */
770 if (smp == 0 || sockets == 0) {
771 sockets = sockets > 0 ? sockets : 1;
772 cores = cores > 0 ? cores : 1;
773 threads = threads > 0 ? threads : 1;
774 if (smp == 0) {
775 smp = cores * threads * sockets;
dc6b1c09
AP		 776 }
777 } else {
778 if (cores == 0) {
779 threads = threads > 0 ? threads : 1;
780 cores = smp / (sockets * threads);
781 } else {
dca98169 782 threads = smp / (cores * sockets);
dc6b1c09
AP		 783 }
784 }
785 smp_cpus = smp;
786 smp_cores = cores > 0 ? cores : 1;
787 smp_threads = threads > 0 ? threads : 1;
788 if (max_cpus == 0)
789 max_cpus = smp_cpus;
790}
791
a594cfbf
FB		 792/***********************************************************/
793/* USB devices */
794
fb08000c 795static int usb_device_add(const char *devname)
a594cfbf
FB		 796{
797 const char *p;
a5d2f727 798 USBDevice *dev = NULL;
a594cfbf 799
a5d2f727 800 if (!usb_enabled)
a594cfbf
FB		 801 return -1;
802
0958b4cc
GH		 803 /* drivers with .usbdevice_name entry in USBDeviceInfo */
804 dev = usbdevice_create(devname);
805 if (dev)
806 goto done;
807
a5d2f727 808 /* the other ones */
a594cfbf
FB		 809 if (strstart(devname, "host:", &p)) {
810 dev = usb_host_device_open(p);
dc72ac14
AZ		 811 } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
812 dev = usb_bt_init(devname[2] ? hci_init(p) :
813 bt_new_hci(qemu_find_bt_vlan(0)));
a594cfbf
FB		 814 } else {
815 return -1;
816 }
0d92ed30
PB		 817 if (!dev)
818 return -1;
819
a5d2f727 820done:
a594cfbf
FB		 821 return 0;
822}
823
1f3870ab
AL		 824static int usb_device_del(const char *devname)
825{
826 int bus_num, addr;
827 const char *p;
828
5d0c5750
AL		 829 if (strstart(devname, "host:", &p))
830 return usb_host_device_close(p);
831
a5d2f727 832 if (!usb_enabled)
1f3870ab
AL		 833 return -1;
834
835 p = strchr(devname, '.');
836 if (!p)
837 return -1;
838 bus_num = strtoul(devname, NULL, 0);
839 addr = strtoul(p + 1, NULL, 0);
840
a5d2f727 841 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 842}
843
bd3c948d
GH		 844static int usb_parse(const char *cmdline)
845{
59d1c1c2 846 int r;
fb08000c 847 r = usb_device_add(cmdline);
59d1c1c2
ST		 848 if (r < 0) {
849 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
850 }
851 return r;
bd3c948d
GH		 852}
853
d54908a5 854void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 855{
59d1c1c2 856 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 857 if (usb_device_add(devname) < 0) {
1ecda02b 858 error_report("could not add USB device '%s'", devname);
59d1c1c2 859 }
a594cfbf
FB		 860}
861
d54908a5 862void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 863{
59d1c1c2
ST		 864 const char *devname = qdict_get_str(qdict, "devname");
865 if (usb_device_del(devname) < 0) {
1ecda02b 866 error_report("could not delete USB device '%s'", devname);
59d1c1c2 867 }
a594cfbf
FB		 868}
869
201a51fc
AZ		 870/***********************************************************/
871/* PCMCIA/Cardbus */
872
873static struct pcmcia_socket_entry_s {
bc24a225 874 PCMCIASocket *socket;
201a51fc
AZ		 875 struct pcmcia_socket_entry_s *next;
876} *pcmcia_sockets = 0;
877
bc24a225 878void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 879{
880 struct pcmcia_socket_entry_s *entry;
881
882 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
883 entry->socket = socket;
884 entry->next = pcmcia_sockets;
885 pcmcia_sockets = entry;
886}
887
bc24a225 888void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 889{
890 struct pcmcia_socket_entry_s *entry, **ptr;
891
892 ptr = &pcmcia_sockets;
893 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
894 if (entry->socket == socket) {
895 *ptr = entry->next;
896 qemu_free(entry);
897 }
898}
899
376253ec 900void pcmcia_info(Monitor *mon)
201a51fc
AZ		 901{
902 struct pcmcia_socket_entry_s *iter;
376253ec 903
201a51fc 904 if (!pcmcia_sockets)
376253ec 905 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 906
907 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 908 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
909 iter->socket->attached ? iter->socket->card_string :
910 "Empty");
201a51fc
AZ		 911}
912
2ff89790 913/***********************************************************/
8a7ddc38 914/* I/O handling */
0824d6fc 915
c4b1fcc0
FB		 916typedef struct IOHandlerRecord {
917 int fd;
7b27a769 918 IOCanReadHandler *fd_read_poll;
7c9d8e07
FB		 919 IOHandler *fd_read;
920 IOHandler *fd_write;
cafffd40 921 int deleted;
c4b1fcc0
FB		 922 void *opaque;
923 /* temporary data */
924 struct pollfd *ufd;
31d4ee6c 925 QLIST_ENTRY(IOHandlerRecord) next;
c4b1fcc0
FB		 926} IOHandlerRecord;
927
31d4ee6c
JQ		 928static QLIST_HEAD(, IOHandlerRecord) io_handlers =
929 QLIST_HEAD_INITIALIZER(io_handlers);
930
c4b1fcc0 931
7c9d8e07
FB		 932/* XXX: fd_read_poll should be suppressed, but an API change is
933 necessary in the character devices to suppress fd_can_read(). */
5fafdf24 934int qemu_set_fd_handler2(int fd,
7b27a769 935 IOCanReadHandler *fd_read_poll,
5fafdf24
TS		 936 IOHandler *fd_read,
937 IOHandler *fd_write,
7c9d8e07 938 void *opaque)
c4b1fcc0 939{
31d4ee6c 940 IOHandlerRecord *ioh;
c4b1fcc0 941
7c9d8e07 942 if (!fd_read && !fd_write) {
31d4ee6c 943 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07 944 if (ioh->fd == fd) {
cafffd40 945 ioh->deleted = 1;
7c9d8e07
FB		 946 break;
947 }
7c9d8e07
FB		 948 }
949 } else {
31d4ee6c 950 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07
FB		 951 if (ioh->fd == fd)
952 goto found;
953 }
954 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
31d4ee6c 955 QLIST_INSERT_HEAD(&io_handlers, ioh, next);
7c9d8e07
FB		 956 found:
957 ioh->fd = fd;
958 ioh->fd_read_poll = fd_read_poll;
959 ioh->fd_read = fd_read;
960 ioh->fd_write = fd_write;
961 ioh->opaque = opaque;
cafffd40 962 ioh->deleted = 0;
7c9d8e07 963 }
c4b1fcc0
FB		 964 return 0;
965}
966
5fafdf24
TS		 967int qemu_set_fd_handler(int fd,
968 IOHandler *fd_read,
969 IOHandler *fd_write,
7c9d8e07 970 void *opaque)
8a7ddc38 971{
7c9d8e07 972 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
8a7ddc38
FB		 973}
974
cc1daa40
FB		 975/***********************************************************/
976/* machine registration */
977
bdaf78e0 978static QEMUMachine *first_machine = NULL;
6f338c34 979QEMUMachine *current_machine = NULL;
cc1daa40
FB		 980
981int qemu_register_machine(QEMUMachine *m)
982{
983 QEMUMachine **pm;
984 pm = &first_machine;
985 while (*pm != NULL)
986 pm = &(*pm)->next;
987 m->next = NULL;
988 *pm = m;
989 return 0;
990}
991
9596ebb7 992static QEMUMachine *find_machine(const char *name)
cc1daa40
FB		 993{
994 QEMUMachine *m;
995
996 for(m = first_machine; m != NULL; m = m->next) {
997 if (!strcmp(m->name, name))
998 return m;
3f6599e6
MM		 999 if (m->alias && !strcmp(m->alias, name))
1000 return m;
cc1daa40
FB		 1001 }
1002 return NULL;
1003}
1004
0c257437
AL		 1005static QEMUMachine *find_default_machine(void)
1006{
1007 QEMUMachine *m;
1008
1009 for(m = first_machine; m != NULL; m = m->next) {
1010 if (m->is_default) {
1011 return m;
1012 }
1013 }
1014 return NULL;
1015}
1016
8a7ddc38
FB		 1017/***********************************************************/
1018/* main execution loop */
1019
9596ebb7 1020static void gui_update(void *opaque)
8a7ddc38 1021{
7d957bd8 1022 uint64_t interval = GUI_REFRESH_INTERVAL;
740733bb 1023 DisplayState *ds = opaque;
7d957bd8
AL		 1024 DisplayChangeListener *dcl = ds->listeners;
1025
62a2744c 1026 qemu_flush_coalesced_mmio_buffer();
7d957bd8
AL		 1027 dpy_refresh(ds);
1028
1029 while (dcl != NULL) {
1030 if (dcl->gui_timer_interval &&
1031 dcl->gui_timer_interval < interval)
1032 interval = dcl->gui_timer_interval;
1033 dcl = dcl->next;
1034 }
1035 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock));
8a7ddc38
FB		 1036}
1037
9043b62d
BS		 1038static void nographic_update(void *opaque)
1039{
1040 uint64_t interval = GUI_REFRESH_INTERVAL;
1041
62a2744c 1042 qemu_flush_coalesced_mmio_buffer();
9043b62d
BS		 1043 qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock));
1044}
1045
0bd48850
FB		 1046struct vm_change_state_entry {
1047 VMChangeStateHandler *cb;
1048 void *opaque;
72cf2d4f 1049 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1050};
1051
72cf2d4f 1052static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1053
1054VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1055 void *opaque)
1056{
1057 VMChangeStateEntry *e;
1058
1059 e = qemu_mallocz(sizeof (*e));
0bd48850
FB		 1060
1061 e->cb = cb;
1062 e->opaque = opaque;
72cf2d4f 1063 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1064 return e;
1065}
1066
1067void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1068{
72cf2d4f 1069 QLIST_REMOVE (e, entries);
0bd48850
FB		 1070 qemu_free (e);
1071}
1072
296af7c9 1073void vm_state_notify(int running, int reason)
0bd48850
FB		 1074{
1075 VMChangeStateEntry *e;
1076
1077 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
9781e040 1078 e->cb(e->opaque, running, reason);
0bd48850
FB		 1079 }
1080}
1081
8a7ddc38
FB		 1082void vm_start(void)
1083{
1084 if (!vm_running) {
1085 cpu_enable_ticks();
1086 vm_running = 1;
9781e040 1087 vm_state_notify(1, 0);
d6dc3d42 1088 resume_all_vcpus();
6ed2c484 1089 monitor_protocol_event(QEVENT_RESUME, NULL);
8a7ddc38
FB		 1090 }
1091}
1092
bb0c6722
FB		 1093/* reset/shutdown handler */
1094
1095typedef struct QEMUResetEntry {
72cf2d4f 1096 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1097 QEMUResetHandler *func;
1098 void *opaque;
bb0c6722
FB		 1099} QEMUResetEntry;
1100
72cf2d4f
BS		 1101static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1102 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722
FB		 1103static int reset_requested;
1104static int shutdown_requested;
3475187d 1105static int powerdown_requested;
296af7c9 1106int debug_requested;
7277e027 1107int vmstop_requested;
bb0c6722 1108
cf7a2fe2
AJ		 1109int qemu_shutdown_requested(void)
1110{
1111 int r = shutdown_requested;
1112 shutdown_requested = 0;
1113 return r;
1114}
1115
1116int qemu_reset_requested(void)
1117{
1118 int r = reset_requested;
1119 reset_requested = 0;
1120 return r;
1121}
1122
1123int qemu_powerdown_requested(void)
1124{
1125 int r = powerdown_requested;
1126 powerdown_requested = 0;
1127 return r;
1128}
1129
e568902a
AL		 1130static int qemu_debug_requested(void)
1131{
1132 int r = debug_requested;
1133 debug_requested = 0;
1134 return r;
1135}
1136
6e29f5da
AL		 1137static int qemu_vmstop_requested(void)
1138{
1139 int r = vmstop_requested;
1140 vmstop_requested = 0;
1141 return r;
1142}
1143
a08d4367 1144void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1145{
55ddfe8e 1146 QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
bb0c6722 1147
bb0c6722
FB		 1148 re->func = func;
1149 re->opaque = opaque;
72cf2d4f 1150 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1151}
1152
dda9b29f 1153void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1154{
1155 QEMUResetEntry *re;
1156
72cf2d4f 1157 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1158 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1159 QTAILQ_REMOVE(&reset_handlers, re, entry);
dda9b29f
JK		 1160 qemu_free(re);
1161 return;
1162 }
1163 }
1164}
1165
1166void qemu_system_reset(void)
1167{
1168 QEMUResetEntry *re, *nre;
1169
1170 /* reset all devices */
72cf2d4f 1171 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1172 re->func(re->opaque);
1173 }
81d9b784 1174 monitor_protocol_event(QEVENT_RESET, NULL);
ea375f9a 1175 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1176}
1177
1178void qemu_system_reset_request(void)
1179{
d1beab82
FB		 1180 if (no_reboot) {
1181 shutdown_requested = 1;
1182 } else {
1183 reset_requested = 1;
1184 }
d9f75a4e 1185 qemu_notify_event();
bb0c6722
FB		 1186}
1187
1188void qemu_system_shutdown_request(void)
1189{
1190 shutdown_requested = 1;
d9f75a4e 1191 qemu_notify_event();
bb0c6722
FB		 1192}
1193
3475187d
FB		 1194void qemu_system_powerdown_request(void)
1195{
1196 powerdown_requested = 1;
d9f75a4e
AL		 1197 qemu_notify_event();
1198}
1199
d6f4ade2 1200void main_loop_wait(int nonblocking)
56f3a5d0
AL		 1201{
1202 IOHandlerRecord *ioh;
1203 fd_set rfds, wfds, xfds;
1204 int ret, nfds;
1205 struct timeval tv;
d6f4ade2 1206 int timeout;
56f3a5d0 1207
d6f4ade2
PB		 1208 if (nonblocking)
1209 timeout = 0;
1210 else {
1211 timeout = qemu_calculate_timeout();
1212 qemu_bh_update_timeout(&timeout);
1213 }
56f3a5d0 1214
0d93ca7c 1215 os_host_main_loop_wait(&timeout);
56f3a5d0 1216
fd1dff4b
FB		 1217 /* poll any events */
1218 /* XXX: separate device handlers from system ones */
6abfbd79 1219 nfds = -1;
fd1dff4b
FB		 1220 FD_ZERO(&rfds);
1221 FD_ZERO(&wfds);
e035649e 1222 FD_ZERO(&xfds);
31d4ee6c 1223 QLIST_FOREACH(ioh, &io_handlers, next) {
cafffd40
TS		 1224 if (ioh->deleted)
1225 continue;
fd1dff4b
FB		 1226 if (ioh->fd_read &&
1227 (!ioh->fd_read_poll ||
1228 ioh->fd_read_poll(ioh->opaque) != 0)) {
1229 FD_SET(ioh->fd, &rfds);
1230 if (ioh->fd > nfds)
1231 nfds = ioh->fd;
1232 }
1233 if (ioh->fd_write) {
1234 FD_SET(ioh->fd, &wfds);
1235 if (ioh->fd > nfds)
1236 nfds = ioh->fd;
1237 }
1238 }
3b46e624 1239
56f3a5d0
AL		 1240 tv.tv_sec = timeout / 1000;
1241 tv.tv_usec = (timeout % 1000) * 1000;
1242
d918f23e
JK		 1243 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1244
4870852c 1245 qemu_mutex_unlock_iothread();
e035649e 1246 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
4870852c 1247 qemu_mutex_lock_iothread();
fd1dff4b 1248 if (ret > 0) {
31d4ee6c 1249 IOHandlerRecord *pioh;
cafffd40 1250
31d4ee6c 1251 QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
cafffd40 1252 if (ioh->deleted) {
31d4ee6c 1253 QLIST_REMOVE(ioh, next);
cafffd40 1254 qemu_free(ioh);
4bed9837
JQ		 1255 continue;
1256 }
1257 if (ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
1258 ioh->fd_read(ioh->opaque);
1259 }
1260 if (ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
1261 ioh->fd_write(ioh->opaque);
31d4ee6c 1262 }
cafffd40 1263 }
fd1dff4b 1264 }
d918f23e
JK		 1265
1266 slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
b4608c04 1267
b6964827 1268 qemu_run_all_timers();
21d5d12b 1269
423f0742
PB		 1270 /* Check bottom-halves last in case any of the earlier events triggered
1271 them. */
1272 qemu_bh_poll();
3b46e624 1273
5905b2e5
FB		 1274}
1275
43b96858
AL		 1276static int vm_can_run(void)
1277{
1278 if (powerdown_requested)
1279 return 0;
1280 if (reset_requested)
1281 return 0;
1282 if (shutdown_requested)
1283 return 0;
e568902a
AL		 1284 if (debug_requested)
1285 return 0;
43b96858
AL		 1286 return 1;
1287}
1288
d9c32310
BS		 1289qemu_irq qemu_system_powerdown;
1290
43b96858
AL		 1291static void main_loop(void)
1292{
6e29f5da 1293 int r;
e6e35b1e 1294
7277e027 1295 qemu_main_loop_start();
d6dc3d42 1296
6e29f5da 1297 for (;;) {
43b96858 1298 do {
d6f4ade2 1299 bool nonblocking = false;
e6e35b1e
AL		 1300#ifdef CONFIG_PROFILER
1301 int64_t ti;
1302#endif
d6dc3d42 1303#ifndef CONFIG_IOTHREAD
472fb0c4 1304 nonblocking = cpu_exec_all();
d6dc3d42 1305#endif
89bfc105 1306#ifdef CONFIG_PROFILER
43b96858 1307 ti = profile_getclock();
89bfc105 1308#endif
d6f4ade2 1309 main_loop_wait(nonblocking);
89bfc105 1310#ifdef CONFIG_PROFILER
43b96858 1311 dev_time += profile_getclock() - ti;
89bfc105 1312#endif
e568902a 1313 } while (vm_can_run());
43b96858 1314
54fc6ea9
BS		 1315 if ((r = qemu_debug_requested())) {
1316 vm_stop(r);
b1a15e7e 1317 }
43b96858 1318 if (qemu_shutdown_requested()) {
242cd003 1319 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
43b96858
AL		 1320 if (no_shutdown) {
1321 vm_stop(0);
1322 no_shutdown = 0;
1323 } else
1324 break;
1325 }
d6dc3d42
AL		 1326 if (qemu_reset_requested()) {
1327 pause_all_vcpus();
43b96858 1328 qemu_system_reset();
d6dc3d42
AL		 1329 resume_all_vcpus();
1330 }
d9c32310 1331 if (qemu_powerdown_requested()) {
242cd003 1332 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
d9c32310
BS		 1333 qemu_irq_raise(qemu_system_powerdown);
1334 }
b1a15e7e 1335 if ((r = qemu_vmstop_requested())) {
6e29f5da 1336 vm_stop(r);
b1a15e7e 1337 }
b4608c04 1338 }
2bc93fed 1339 bdrv_close_all();
d6dc3d42 1340 pause_all_vcpus();
b4608c04
FB		 1341}
1342
9bd7e6d9
PB		 1343static void version(void)
1344{
f75ca1ae 1345 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 1346}
1347
15f82208 1348static void help(int exitcode)
0824d6fc 1349{
e8105ebb 1350 const char *options_help =
ad96090a
BS		 1351#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1352 opt_help
5824d651 1353#define DEFHEADING(text) stringify(text) "\n"
9f16732a 1354#include "qemu-options.def"
5824d651
BS		 1355#undef DEF
1356#undef DEFHEADING
1357#undef GEN_DOCS
e8105ebb
PB		 1358 ;
1359 version();
1360 printf("usage: %s [options] [disk_image]\n"
1361 "\n"
f75ca1ae 1362 "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
3f020d70 1363 "\n"
e8105ebb 1364 "%s\n"
3f020d70 1365 "During emulation, the following keys are useful:\n"
1366 "ctrl-alt-f toggle full screen\n"
1367 "ctrl-alt-n switch to virtual console 'n'\n"
1368 "ctrl-alt toggle mouse and keyboard grab\n"
1369 "\n"
e8105ebb
PB		 1370 "When using -nographic, press 'ctrl-a h' to get some help.\n",
1371 "qemu",
1372 options_help);
15f82208 1373 exit(exitcode);
0824d6fc
FB		 1374}
1375
cd6f1169
FB		 1376#define HAS_ARG 0x0001
1377
cd6f1169
FB		 1378typedef struct QEMUOption {
1379 const char *name;
1380 int flags;
1381 int index;
ad96090a 1382 uint32_t arch_mask;
cd6f1169
FB		 1383} QEMUOption;
1384
dbed7e40 1385static const QEMUOption qemu_options[] = {
ad96090a
BS		 1386 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1387#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1388 { option, opt_arg, opt_enum, arch_mask },
5824d651 1389#define DEFHEADING(text)
9f16732a 1390#include "qemu-options.def"
5824d651
BS		 1391#undef DEF
1392#undef DEFHEADING
1393#undef GEN_DOCS
cd6f1169 1394 { NULL },
fc01f7e7 1395};
3893c124 1396static void select_vgahw (const char *p)
1397{
1398 const char *opts;
1399
64465297 1400 default_vga = 0;
86176759 1401 vga_interface_type = VGA_NONE;
3893c124 1402 if (strstart(p, "std", &opts)) {
86176759 1403 vga_interface_type = VGA_STD;
3893c124 1404 } else if (strstart(p, "cirrus", &opts)) {
86176759 1405 vga_interface_type = VGA_CIRRUS;
3893c124 1406 } else if (strstart(p, "vmware", &opts)) {
86176759 1407 vga_interface_type = VGA_VMWARE;
94909d9f 1408 } else if (strstart(p, "xenfb", &opts)) {
86176759 1409 vga_interface_type = VGA_XENFB;
28b85ed8 1410 } else if (!strstart(p, "none", &opts)) {
3893c124 1411 invalid_vga:
1412 fprintf(stderr, "Unknown vga type: %s\n", p);
1413 exit(1);
1414 }
cb5a7aa8 1415 while (*opts) {
1416 const char *nextopt;
1417
1418 if (strstart(opts, ",retrace=", &nextopt)) {
1419 opts = nextopt;
1420 if (strstart(opts, "dumb", &nextopt))
1421 vga_retrace_method = VGA_RETRACE_DUMB;
1422 else if (strstart(opts, "precise", &nextopt))
1423 vga_retrace_method = VGA_RETRACE_PRECISE;
1424 else goto invalid_vga;
1425 } else goto invalid_vga;
1426 opts = nextopt;
1427 }
3893c124 1428}
1429
7d4c3d53
MA		 1430static int balloon_parse(const char *arg)
1431{
382f0743 1432 QemuOpts *opts;
7d4c3d53 1433
382f0743
GH		 1434 if (strcmp(arg, "none") == 0) {
1435 return 0;
1436 }
1437
1438 if (!strncmp(arg, "virtio", 6)) {
1439 if (arg[6] == ',') {
1440 /* have params -> parse them */
3329f07b 1441 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 1442 if (!opts)
1443 return -1;
1444 } else {
1445 /* create empty opts */
3329f07b 1446 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
7d4c3d53 1447 }
382f0743
GH		 1448 qemu_opt_set(opts, "driver", "virtio-balloon-pci");
1449 return 0;
7d4c3d53 1450 }
382f0743
GH		 1451
1452 return -1;
7d4c3d53 1453}
7d4c3d53 1454
5cea8590
PB		 1455char *qemu_find_file(int type, const char *name)
1456{
1457 int len;
1458 const char *subdir;
1459 char *buf;
1460
1461 /* If name contains path separators then try it as a straight path. */
1462 if ((strchr(name, '/') || strchr(name, '\\'))
1463 && access(name, R_OK) == 0) {
73ffc805 1464 return qemu_strdup(name);
5cea8590
PB		 1465 }
1466 switch (type) {
1467 case QEMU_FILE_TYPE_BIOS:
1468 subdir = "";
1469 break;
1470 case QEMU_FILE_TYPE_KEYMAP:
1471 subdir = "keymaps/";
1472 break;
1473 default:
1474 abort();
1475 }
1476 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1477 buf = qemu_mallocz(len);
3a41759d 1478 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
5cea8590
PB		 1479 if (access(buf, R_OK)) {
1480 qemu_free(buf);
1481 return NULL;
1482 }
1483 return buf;
1484}
1485
ff952ba2
MA		 1486static int device_help_func(QemuOpts *opts, void *opaque)
1487{
1488 return qdev_device_help(opts);
1489}
1490
f31d07d1
GH		 1491static int device_init_func(QemuOpts *opts, void *opaque)
1492{
1493 DeviceState *dev;
1494
1495 dev = qdev_device_add(opts);
1496 if (!dev)
1497 return -1;
1498 return 0;
1499}
1500
1a688d3b
GH		 1501static int chardev_init_func(QemuOpts *opts, void *opaque)
1502{
1503 CharDriverState *chr;
1504
1505 chr = qemu_chr_open_opts(opts, NULL);
1506 if (!chr)
1507 return -1;
1508 return 0;
1509}
1510
758e8e38 1511#ifdef CONFIG_VIRTFS
74db920c
GS		 1512static int fsdev_init_func(QemuOpts *opts, void *opaque)
1513{
1514 int ret;
1515 ret = qemu_fsdev_add(opts);
1516
1517 return ret;
1518}
1519#endif
1520
88589343
GH		 1521static int mon_init_func(QemuOpts *opts, void *opaque)
1522{
1523 CharDriverState *chr;
1524 const char *chardev;
1525 const char *mode;
1526 int flags;
1527
1528 mode = qemu_opt_get(opts, "mode");
1529 if (mode == NULL) {
1530 mode = "readline";
1531 }
1532 if (strcmp(mode, "readline") == 0) {
1533 flags = MONITOR_USE_READLINE;
1534 } else if (strcmp(mode, "control") == 0) {
1535 flags = MONITOR_USE_CONTROL;
1536 } else {
1537 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1538 exit(1);
1539 }
1540
39eaab9a
DB		 1541 if (qemu_opt_get_bool(opts, "pretty", 0))
1542 flags |= MONITOR_USE_PRETTY;
1543
88589343
GH		 1544 if (qemu_opt_get_bool(opts, "default", 0))
1545 flags |= MONITOR_IS_DEFAULT;
1546
1547 chardev = qemu_opt_get(opts, "chardev");
1548 chr = qemu_chr_find(chardev);
1549 if (chr == NULL) {
1550 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1551 exit(1);
1552 }
1553
1554 monitor_init(chr, flags);
1555 return 0;
1556}
1557
6ca5582d 1558static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 1559{
1560 static int monitor_device_index = 0;
1561 QemuOpts *opts;
1562 const char *p;
1563 char label[32];
1564 int def = 0;
1565
1566 if (strstart(optarg, "chardev:", &p)) {
1567 snprintf(label, sizeof(label), "%s", p);
1568 } else {
140e065d
JK		 1569 snprintf(label, sizeof(label), "compat_monitor%d",
1570 monitor_device_index);
1571 if (monitor_device_index == 0) {
88589343
GH		 1572 def = 1;
1573 }
1574 opts = qemu_chr_parse_compat(label, optarg);
1575 if (!opts) {
1576 fprintf(stderr, "parse error: %s\n", optarg);
1577 exit(1);
1578 }
1579 }
1580
3329f07b 1581 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
88589343
GH		 1582 if (!opts) {
1583 fprintf(stderr, "duplicate chardev: %s\n", label);
1584 exit(1);
1585 }
6ca5582d 1586 qemu_opt_set(opts, "mode", mode);
88589343
GH		 1587 qemu_opt_set(opts, "chardev", label);
1588 if (def)
1589 qemu_opt_set(opts, "default", "on");
1590 monitor_device_index++;
1591}
1592
bd3c948d
GH		 1593struct device_config {
1594 enum {
aee1b935
GH		 1595 DEV_USB, /* -usbdevice */
1596 DEV_BT, /* -bt */
1597 DEV_SERIAL, /* -serial */
1598 DEV_PARALLEL, /* -parallel */
1599 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 1600 DEV_DEBUGCON, /* -debugcon */
bd3c948d
GH		 1601 } type;
1602 const char *cmdline;
72cf2d4f 1603 QTAILQ_ENTRY(device_config) next;
bd3c948d 1604};
72cf2d4f 1605QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 1606
1607static void add_device_config(int type, const char *cmdline)
1608{
1609 struct device_config *conf;
1610
1611 conf = qemu_mallocz(sizeof(*conf));
1612 conf->type = type;
1613 conf->cmdline = cmdline;
72cf2d4f 1614 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 1615}
1616
1617static int foreach_device_config(int type, int (*func)(const char *cmdline))
1618{
1619 struct device_config *conf;
1620 int rc;
1621
72cf2d4f 1622 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 1623 if (conf->type != type)
1624 continue;
1625 rc = func(conf->cmdline);
1626 if (0 != rc)
1627 return rc;
1628 }
1629 return 0;
1630}
1631
998bbd74
GH		 1632static int serial_parse(const char *devname)
1633{
1634 static int index = 0;
1635 char label[32];
1636
1637 if (strcmp(devname, "none") == 0)
1638 return 0;
1639 if (index == MAX_SERIAL_PORTS) {
1640 fprintf(stderr, "qemu: too many serial ports\n");
1641 exit(1);
1642 }
1643 snprintf(label, sizeof(label), "serial%d", index);
1644 serial_hds[index] = qemu_chr_open(label, devname, NULL);
1645 if (!serial_hds[index]) {
1646 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1647 devname, strerror(errno));
1648 return -1;
1649 }
1650 index++;
1651 return 0;
1652}
1653
6a5e8b0e
GH		 1654static int parallel_parse(const char *devname)
1655{
1656 static int index = 0;
1657 char label[32];
1658
1659 if (strcmp(devname, "none") == 0)
1660 return 0;
1661 if (index == MAX_PARALLEL_PORTS) {
1662 fprintf(stderr, "qemu: too many parallel ports\n");
1663 exit(1);
1664 }
1665 snprintf(label, sizeof(label), "parallel%d", index);
1666 parallel_hds[index] = qemu_chr_open(label, devname, NULL);
1667 if (!parallel_hds[index]) {
1668 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1669 devname, strerror(errno));
1670 return -1;
1671 }
1672 index++;
1673 return 0;
1674}
1675
aee1b935
GH		 1676static int virtcon_parse(const char *devname)
1677{
3329f07b 1678 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 1679 static int index = 0;
1680 char label[32];
392ecf54 1681 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 1682
1683 if (strcmp(devname, "none") == 0)
1684 return 0;
1685 if (index == MAX_VIRTIO_CONSOLES) {
1686 fprintf(stderr, "qemu: too many virtio consoles\n");
1687 exit(1);
1688 }
392ecf54 1689
3329f07b 1690 bus_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1691 qemu_opt_set(bus_opts, "driver", "virtio-serial");
1692
3329f07b 1693 dev_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1694 qemu_opt_set(dev_opts, "driver", "virtconsole");
1695
aee1b935
GH		 1696 snprintf(label, sizeof(label), "virtcon%d", index);
1697 virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
1698 if (!virtcon_hds[index]) {
1699 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1700 devname, strerror(errno));
1701 return -1;
1702 }
392ecf54
AS		 1703 qemu_opt_set(dev_opts, "chardev", label);
1704
aee1b935
GH		 1705 index++;
1706 return 0;
1707}
1708
c9f398e5
PA		 1709static int debugcon_parse(const char *devname)
1710{
1711 QemuOpts *opts;
1712
1713 if (!qemu_chr_open("debugcon", devname, NULL)) {
1714 exit(1);
1715 }
3329f07b 1716 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
c9f398e5
PA		 1717 if (!opts) {
1718 fprintf(stderr, "qemu: already have a debugcon device\n");
1719 exit(1);
1720 }
1721 qemu_opt_set(opts, "driver", "isa-debugcon");
1722 qemu_opt_set(opts, "chardev", "debugcon");
1723 return 0;
1724}
1725
fd42deeb
GH		 1726void qemu_add_exit_notifier(Notifier *notify)
1727{
1728 notifier_list_add(&exit_notifiers, notify);
1729}
1730
1731void qemu_remove_exit_notifier(Notifier *notify)
1732{
1733 notifier_list_remove(&exit_notifiers, notify);
1734}
1735
1736static void qemu_run_exit_notifiers(void)
1737{
1738 notifier_list_notify(&exit_notifiers);
1739}
1740
6530a97b
AL		 1741static const QEMUOption *lookup_opt(int argc, char **argv,
1742 const char **poptarg, int *poptind)
1743{
1744 const QEMUOption *popt;
1745 int optind = *poptind;
1746 char *r = argv[optind];
1747 const char *optarg;
1748
0f0bc3f1 1749 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 1750 optind++;
1751 /* Treat --foo the same as -foo. */
1752 if (r[1] == '-')
1753 r++;
1754 popt = qemu_options;
1755 for(;;) {
1756 if (!popt->name) {
0f0bc3f1 1757 error_report("invalid option");
6530a97b
AL		 1758 exit(1);
1759 }
1760 if (!strcmp(popt->name, r + 1))
1761 break;
1762 popt++;
1763 }
1764 if (popt->flags & HAS_ARG) {
1765 if (optind >= argc) {
0f0bc3f1 1766 error_report("requires an argument");
6530a97b
AL		 1767 exit(1);
1768 }
1769 optarg = argv[optind++];
0f0bc3f1 1770 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 1771 } else {
1772 optarg = NULL;
1773 }
1774
1775 *poptarg = optarg;
1776 *poptind = optind;
1777
1778 return popt;
1779}
1780
902b3d5c 1781int main(int argc, char **argv, char **envp)
0824d6fc 1782{
59030a8c 1783 const char *gdbstub_dev = NULL;
e4bcb14c 1784 int i;
da1fcfda 1785 int snapshot, linux_boot;
4e3de9e9 1786 const char *icount_option = NULL;
7f7f9873 1787 const char *initrd_filename;
a20dd508 1788 const char *kernel_filename, *kernel_cmdline;
195325a4 1789 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
3023f332 1790 DisplayState *ds;
7d957bd8 1791 DisplayChangeListener *dcl;
46d4767d 1792 int cyls, heads, secs, translation;
f31d07d1 1793 QemuOpts *hda_opts = NULL, *opts;
03b0ba70 1794 QemuOptsList *olist;
cd6f1169 1795 int optind;
6530a97b 1796 const char *optarg;
d63d307f 1797 const char *loadvm = NULL;
cc1daa40 1798 QEMUMachine *machine;
94fc95cd 1799 const char *cpu_model;
26a5f13b 1800 int tb_size;
93815bc2 1801 const char *pid_file = NULL;
5bb7910a 1802 const char *incoming = NULL;
993fbfdb 1803 int show_vnc_port = 0;
292444cb 1804 int defconfig = 1;
0bd48850 1805
ab6540d5
PS		 1806#ifdef CONFIG_SIMPLE_TRACE
1807 const char *trace_file = NULL;
1808#endif
fd42deeb 1809 atexit(qemu_run_exit_notifiers);
65abca0a
MA		 1810 error_set_progname(argv[0]);
1811
6875204c
JK		 1812 init_clocks();
1813
902b3d5c 1814 qemu_cache_utils_init(envp);
1815
72cf2d4f 1816 QLIST_INIT (&vm_change_state_head);
fe98ac14 1817 os_setup_early_signal_handling();
be995c27 1818
f80f9ec9 1819 module_call_init(MODULE_INIT_MACHINE);
0c257437 1820 machine = find_default_machine();
94fc95cd 1821 cpu_model = NULL;
fc01f7e7 1822 initrd_filename = NULL;
4fc5d071 1823 ram_size = 0;
33e3963e 1824 snapshot = 0;
a20dd508
FB		 1825 kernel_filename = NULL;
1826 kernel_cmdline = "";
c4b1fcc0 1827 cyls = heads = secs = 0;
46d4767d 1828 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 1829
268a362c
AL		 1830 for (i = 0; i < MAX_NODES; i++) {
1831 node_mem[i] = 0;
1832 node_cpumask[i] = 0;
1833 }
1834
268a362c 1835 nb_numa_nodes = 0;
7c9d8e07 1836 nb_nics = 0;
3b46e624 1837
26a5f13b 1838 tb_size = 0;
41bd639b
BS		 1839 autostart= 1;
1840
292444cb
AL		 1841 /* first pass of option parsing */
1842 optind = 1;
1843 while (optind < argc) {
1844 if (argv[optind][0] != '-') {
1845 /* disk image */
28e68d68 1846 optind++;
292444cb
AL		 1847 continue;
1848 } else {
1849 const QEMUOption *popt;
1850
1851 popt = lookup_opt(argc, argv, &optarg, &optind);
1852 switch (popt->index) {
1853 case QEMU_OPTION_nodefconfig:
1854 defconfig=0;
1855 break;
1856 }
1857 }
1858 }
1859
1860 if (defconfig) {
dcfb0939 1861 int ret;
cf5a65aa 1862
dcfb0939 1863 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
019e78ba 1864 if (ret < 0 && ret != -ENOENT) {
dcfb0939 1865 exit(1);
292444cb
AL		 1866 }
1867
dcfb0939 1868 ret = qemu_read_config_file(arch_config_name);
019e78ba 1869 if (ret < 0 && ret != -ENOENT) {
dcfb0939 1870 exit(1);
292444cb
AL		 1871 }
1872 }
de06f8d1 1873 cpudef_init();
292444cb
AL		 1874
1875 /* second pass of option parsing */
cd6f1169 1876 optind = 1;
0824d6fc 1877 for(;;) {
cd6f1169 1878 if (optind >= argc)
0824d6fc 1879 break;
6530a97b 1880 if (argv[optind][0] != '-') {
9dfd7c7a 1881 hda_opts = drive_add(argv[optind++], HD_ALIAS, 0);
cd6f1169
FB		 1882 } else {
1883 const QEMUOption *popt;
1884
6530a97b 1885 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 1886 if (!(popt->arch_mask & arch_type)) {
1887 printf("Option %s not supported for this target\n", popt->name);
1888 exit(1);
1889 }
cd6f1169 1890 switch(popt->index) {
cc1daa40
FB		 1891 case QEMU_OPTION_M:
1892 machine = find_machine(optarg);
1893 if (!machine) {
1894 QEMUMachine *m;
1895 printf("Supported machines are:\n");
1896 for(m = first_machine; m != NULL; m = m->next) {
3f6599e6
MM		 1897 if (m->alias)
1898 printf("%-10s %s (alias of %s)\n",
1899 m->alias, m->desc, m->name);
cc1daa40 1900 printf("%-10s %s%s\n",
5fafdf24 1901 m->name, m->desc,
0c257437 1902 m->is_default ? " (default)" : "");
cc1daa40 1903 }
15f82208 1904 exit(*optarg != '?');
cc1daa40
FB		 1905 }
1906 break;
94fc95cd
JM		 1907 case QEMU_OPTION_cpu:
1908 /* hw initialization will check this */
15f82208 1909 if (*optarg == '?') {
262353cb 1910 list_cpus(stdout, &fprintf, optarg);
15f82208 1911 exit(0);
94fc95cd
JM		 1912 } else {
1913 cpu_model = optarg;
1914 }
1915 break;
cd6f1169 1916 case QEMU_OPTION_initrd:
fc01f7e7
FB		 1917 initrd_filename = optarg;
1918 break;
cd6f1169 1919 case QEMU_OPTION_hda:
e4bcb14c 1920 if (cyls == 0)
9dfd7c7a 1921 hda_opts = drive_add(optarg, HD_ALIAS, 0);
e4bcb14c 1922 else
9dfd7c7a 1923 hda_opts = drive_add(optarg, HD_ALIAS
e4bcb14c 1924 ",cyls=%d,heads=%d,secs=%d%s",
609497ab 1925 0, cyls, heads, secs,
e4bcb14c
TS		 1926 translation == BIOS_ATA_TRANSLATION_LBA ?
1927 ",trans=lba" :
1928 translation == BIOS_ATA_TRANSLATION_NONE ?
1929 ",trans=none" : "");
1930 break;
cd6f1169 1931 case QEMU_OPTION_hdb:
cc1daa40
FB		 1932 case QEMU_OPTION_hdc:
1933 case QEMU_OPTION_hdd:
609497ab 1934 drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda);
fc01f7e7 1935 break;
e4bcb14c 1936 case QEMU_OPTION_drive:
609497ab 1937 drive_add(NULL, "%s", optarg);
e4bcb14c 1938 break;
d058fe03
GH		 1939 case QEMU_OPTION_set:
1940 if (qemu_set_option(optarg) != 0)
1941 exit(1);
1942 break;
d0fef6fb
GH		 1943 case QEMU_OPTION_global:
1944 if (qemu_global_option(optarg) != 0)
1945 exit(1);
1946 break;
3e3d5815 1947 case QEMU_OPTION_mtdblock:
609497ab 1948 drive_add(optarg, MTD_ALIAS);
3e3d5815 1949 break;
a1bb27b1 1950 case QEMU_OPTION_sd:
609497ab 1951 drive_add(optarg, SD_ALIAS);
a1bb27b1 1952 break;
86f55663 1953 case QEMU_OPTION_pflash:
609497ab 1954 drive_add(optarg, PFLASH_ALIAS);
86f55663 1955 break;
cd6f1169 1956 case QEMU_OPTION_snapshot:
33e3963e
FB		 1957 snapshot = 1;
1958 break;
cd6f1169 1959 case QEMU_OPTION_hdachs:
330d0414 1960 {
330d0414
FB		 1961 const char *p;
1962 p = optarg;
1963 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 1964 if (cyls < 1 || cyls > 16383)
1965 goto chs_fail;
330d0414
FB		 1966 if (*p != ',')
1967 goto chs_fail;
1968 p++;
1969 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 1970 if (heads < 1 || heads > 16)
1971 goto chs_fail;
330d0414
FB		 1972 if (*p != ',')
1973 goto chs_fail;
1974 p++;
1975 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 1976 if (secs < 1 || secs > 63)
1977 goto chs_fail;
1978 if (*p == ',') {
1979 p++;
1980 if (!strcmp(p, "none"))
1981 translation = BIOS_ATA_TRANSLATION_NONE;
1982 else if (!strcmp(p, "lba"))
1983 translation = BIOS_ATA_TRANSLATION_LBA;
1984 else if (!strcmp(p, "auto"))
1985 translation = BIOS_ATA_TRANSLATION_AUTO;
1986 else
1987 goto chs_fail;
1988 } else if (*p != '\0') {
c4b1fcc0 1989 chs_fail:
46d4767d
FB		 1990 fprintf(stderr, "qemu: invalid physical CHS format\n");
1991 exit(1);
c4b1fcc0 1992 }
9dfd7c7a
GH		 1993 if (hda_opts != NULL) {
1994 char num[16];
1995 snprintf(num, sizeof(num), "%d", cyls);
1996 qemu_opt_set(hda_opts, "cyls", num);
1997 snprintf(num, sizeof(num), "%d", heads);
1998 qemu_opt_set(hda_opts, "heads", num);
1999 snprintf(num, sizeof(num), "%d", secs);
2000 qemu_opt_set(hda_opts, "secs", num);
2001 if (translation == BIOS_ATA_TRANSLATION_LBA)
2002 qemu_opt_set(hda_opts, "trans", "lba");
2003 if (translation == BIOS_ATA_TRANSLATION_NONE)
2004 qemu_opt_set(hda_opts, "trans", "none");
2005 }
330d0414
FB		 2006 }
2007 break;
268a362c
AL		 2008 case QEMU_OPTION_numa:
2009 if (nb_numa_nodes >= MAX_NODES) {
2010 fprintf(stderr, "qemu: too many NUMA nodes\n");
2011 exit(1);
2012 }
2013 numa_add(optarg);
2014 break;
cd6f1169 2015 case QEMU_OPTION_nographic:
993fbfdb 2016 display_type = DT_NOGRAPHIC;
a20dd508 2017 break;
4d3b6f6e
AZ		 2018#ifdef CONFIG_CURSES
2019 case QEMU_OPTION_curses:
993fbfdb 2020 display_type = DT_CURSES;
4d3b6f6e
AZ		 2021 break;
2022#endif
a171fe39
AZ		 2023 case QEMU_OPTION_portrait:
2024 graphic_rotate = 1;
2025 break;
cd6f1169 2026 case QEMU_OPTION_kernel:
a20dd508
FB		 2027 kernel_filename = optarg;
2028 break;
cd6f1169 2029 case QEMU_OPTION_append:
a20dd508 2030 kernel_cmdline = optarg;
313aa567 2031 break;
cd6f1169 2032 case QEMU_OPTION_cdrom:
609497ab 2033 drive_add(optarg, CDROM_ALIAS);
36b486bb 2034 break;
cd6f1169 2035 case QEMU_OPTION_boot:
28c5af54 2036 {
ef3adf68 2037 static const char * const params[] = {
95387491 2038 "order", "once", "menu", NULL
ef3adf68
JK		 2039 };
2040 char buf[sizeof(boot_devices)];
e0f084bf 2041 char *standard_boot_devices;
ef3adf68
JK		 2042 int legacy = 0;
2043
2044 if (!strchr(optarg, '=')) {
2045 legacy = 1;
2046 pstrcpy(buf, sizeof(buf), optarg);
2047 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2048 fprintf(stderr,
2049 "qemu: unknown boot parameter '%s' in '%s'\n",
2050 buf, optarg);
2051 exit(1);
2052 }
2053
2054 if (legacy ||
2055 get_param_value(buf, sizeof(buf), "order", optarg)) {
4e9e9d6e 2056 validate_bootdevices(buf);
ef3adf68 2057 pstrcpy(boot_devices, sizeof(boot_devices), buf);
28c5af54 2058 }
e0f084bf
JK		 2059 if (!legacy) {
2060 if (get_param_value(buf, sizeof(buf),
2061 "once", optarg)) {
4e9e9d6e 2062 validate_bootdevices(buf);
e0f084bf
JK		 2063 standard_boot_devices = qemu_strdup(boot_devices);
2064 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2065 qemu_register_reset(restore_boot_devices,
2066 standard_boot_devices);
2067 }
95387491
JK		 2068 if (get_param_value(buf, sizeof(buf),
2069 "menu", optarg)) {
2070 if (!strcmp(buf, "on")) {
2071 boot_menu = 1;
2072 } else if (!strcmp(buf, "off")) {
2073 boot_menu = 0;
2074 } else {
2075 fprintf(stderr,
2076 "qemu: invalid option value '%s'\n",
2077 buf);
2078 exit(1);
2079 }
2080 }
e0f084bf 2081 }
36b486bb
FB		 2082 }
2083 break;
cd6f1169 2084 case QEMU_OPTION_fda:
cd6f1169 2085 case QEMU_OPTION_fdb:
609497ab 2086 drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda);
c45886db 2087 break;
52ca8d6a
FB		 2088 case QEMU_OPTION_no_fd_bootchk:
2089 fd_bootchk = 0;
2090 break;
a1ea458f 2091 case QEMU_OPTION_netdev:
3329f07b 2092 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 2093 exit(1);
2094 }
2095 break;
7c9d8e07 2096 case QEMU_OPTION_net:
3329f07b 2097 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 2098 exit(1);
2099 }
702c651c 2100 break;
c7f74643
FB		 2101#ifdef CONFIG_SLIRP
2102 case QEMU_OPTION_tftp:
ad196a9d 2103 legacy_tftp_prefix = optarg;
9bf05444 2104 break;
47d5d01a 2105 case QEMU_OPTION_bootp:
ad196a9d 2106 legacy_bootp_filename = optarg;
47d5d01a 2107 break;
9bf05444 2108 case QEMU_OPTION_redir:
0752706d
MA		 2109 if (net_slirp_redir(optarg) < 0)
2110 exit(1);
9bf05444 2111 break;
c7f74643 2112#endif
dc72ac14 2113 case QEMU_OPTION_bt:
bd3c948d 2114 add_device_config(DEV_BT, optarg);
dc72ac14 2115 break;
1d14ffa9 2116 case QEMU_OPTION_audio_help:
ad96090a
BS		 2117 if (!(audio_available())) {
2118 printf("Option %s not supported for this target\n", popt->name);
2119 exit(1);
2120 }
1d14ffa9
FB		 2121 AUD_help ();
2122 exit (0);
2123 break;
2124 case QEMU_OPTION_soundhw:
ad96090a
BS		 2125 if (!(audio_available())) {
2126 printf("Option %s not supported for this target\n", popt->name);
2127 exit(1);
2128 }
1d14ffa9
FB		 2129 select_soundhw (optarg);
2130 break;
cd6f1169 2131 case QEMU_OPTION_h:
15f82208 2132 help(0);
cd6f1169 2133 break;
9bd7e6d9
PB		 2134 case QEMU_OPTION_version:
2135 version();
2136 exit(0);
2137 break;
00f82b8a 2138 case QEMU_OPTION_m: {
9f9b17a4
JS		 2139 ssize_t value;
2140
2141 value = strtosz(optarg, NULL);
2142 if (value < 0) {
00f82b8a 2143 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB		 2144 exit(1);
2145 }
00f82b8a
AJ		 2146
2147 /* On 32-bit hosts, QEMU is limited by virtual address space */
4a1418e0 2148 if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
00f82b8a
AJ		 2149 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2150 exit(1);
2151 }
c227f099 2152 if (value != (uint64_t)(ram_addr_t)value) {
00f82b8a
AJ		 2153 fprintf(stderr, "qemu: ram size too large\n");
2154 exit(1);
2155 }
2156 ram_size = value;
cd6f1169 2157 break;
00f82b8a 2158 }
c902760f
MT		 2159 case QEMU_OPTION_mempath:
2160 mem_path = optarg;
2161 break;
2162#ifdef MAP_POPULATE
2163 case QEMU_OPTION_mem_prealloc:
2164 mem_prealloc = 1;
2165 break;
2166#endif
cd6f1169 2167 case QEMU_OPTION_d:
de06f8d1 2168 set_cpu_log(optarg);
cd6f1169 2169 break;
cd6f1169 2170 case QEMU_OPTION_s:
59030a8c 2171 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
cd6f1169 2172 break;
59030a8c
AL		 2173 case QEMU_OPTION_gdb:
2174 gdbstub_dev = optarg;
cd6f1169 2175 break;
cd6f1169 2176 case QEMU_OPTION_L:
5cea8590 2177 data_dir = optarg;
cd6f1169 2178 break;
1192dad8
JM		 2179 case QEMU_OPTION_bios:
2180 bios_name = optarg;
2181 break;
1b530a6d
AJ		 2182 case QEMU_OPTION_singlestep:
2183 singlestep = 1;
2184 break;
cd6f1169 2185 case QEMU_OPTION_S:
3c07f8e8 2186 autostart = 0;
cd6f1169 2187 break;
3d11d0eb
FB		 2188 case QEMU_OPTION_k:
2189 keyboard_layout = optarg;
2190 break;
ee22c2f7
FB		 2191 case QEMU_OPTION_localtime:
2192 rtc_utc = 0;
2193 break;
3893c124 2194 case QEMU_OPTION_vga:
2195 select_vgahw (optarg);
1bfe856e 2196 break;
e9b137c2
FB		 2197 case QEMU_OPTION_g:
2198 {
2199 const char *p;
2200 int w, h, depth;
2201 p = optarg;
2202 w = strtol(p, (char **)&p, 10);
2203 if (w <= 0) {
2204 graphic_error:
2205 fprintf(stderr, "qemu: invalid resolution or depth\n");
2206 exit(1);
2207 }
2208 if (*p != 'x')
2209 goto graphic_error;
2210 p++;
2211 h = strtol(p, (char **)&p, 10);
2212 if (h <= 0)
2213 goto graphic_error;
2214 if (*p == 'x') {
2215 p++;
2216 depth = strtol(p, (char **)&p, 10);
5fafdf24 2217 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 2218 depth != 24 && depth != 32)
2219 goto graphic_error;
2220 } else if (*p == '\0') {
2221 depth = graphic_depth;
2222 } else {
2223 goto graphic_error;
2224 }
3b46e624 2225
e9b137c2
FB		 2226 graphic_width = w;
2227 graphic_height = h;
2228 graphic_depth = depth;
2229 }
2230 break;
20d8a3ed
TS		 2231 case QEMU_OPTION_echr:
2232 {
2233 char *r;
2234 term_escape_char = strtol(optarg, &r, 0);
2235 if (r == optarg)
2236 printf("Bad argument to echr\n");
2237 break;
2238 }
82c643ff 2239 case QEMU_OPTION_monitor:
6ca5582d
GH		 2240 monitor_parse(optarg, "readline");
2241 default_monitor = 0;
2242 break;
2243 case QEMU_OPTION_qmp:
2244 monitor_parse(optarg, "control");
2d114dc1 2245 default_monitor = 0;
82c643ff 2246 break;
22a0e04b 2247 case QEMU_OPTION_mon:
3329f07b 2248 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 2249 if (!opts) {
22a0e04b
GH		 2250 exit(1);
2251 }
2d114dc1 2252 default_monitor = 0;
22a0e04b 2253 break;
191bc01b 2254 case QEMU_OPTION_chardev:
3329f07b 2255 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 2256 if (!opts) {
191bc01b
GH		 2257 exit(1);
2258 }
191bc01b 2259 break;
74db920c 2260 case QEMU_OPTION_fsdev:
03b0ba70
GH		 2261 olist = qemu_find_opts("fsdev");
2262 if (!olist) {
2263 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2264 exit(1);
2265 }
2266 opts = qemu_opts_parse(olist, optarg, 1);
74db920c
GS		 2267 if (!opts) {
2268 fprintf(stderr, "parse error: %s\n", optarg);
2269 exit(1);
2270 }
2271 break;
3d54abc7
GS		 2272 case QEMU_OPTION_virtfs: {
2273 char *arg_fsdev = NULL;
2274 char *arg_9p = NULL;
2275 int len = 0;
2276
03b0ba70
GH		 2277 olist = qemu_find_opts("virtfs");
2278 if (!olist) {
2279 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2280 exit(1);
2281 }
2282 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7
GS		 2283 if (!opts) {
2284 fprintf(stderr, "parse error: %s\n", optarg);
2285 exit(1);
2286 }
2287
9ce56db6
VJJ		 2288 if (qemu_opt_get(opts, "fstype") == NULL ||
2289 qemu_opt_get(opts, "mount_tag") == NULL ||
2290 qemu_opt_get(opts, "path") == NULL ||
2291 qemu_opt_get(opts, "security_model") == NULL) {
2292 fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/,"
12848bfc 2293 "security_model=[mapped|passthrough|none],"
9ce56db6
VJJ		 2294 "mnt_tag=tag.\n");
2295 exit(1);
2296 }
2297
2298 len = strlen(",id=,path=,security_model=");
3d54abc7
GS		 2299 len += strlen(qemu_opt_get(opts, "fstype"));
2300 len += strlen(qemu_opt_get(opts, "mount_tag"));
2301 len += strlen(qemu_opt_get(opts, "path"));
9ce56db6 2302 len += strlen(qemu_opt_get(opts, "security_model"));
3d54abc7
GS		 2303 arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev));
2304
c93031e5 2305 snprintf(arg_fsdev, (len + 1) * sizeof(*arg_fsdev),
cb93bbdd
BS		 2306 "%s,id=%s,path=%s,security_model=%s",
2307 qemu_opt_get(opts, "fstype"),
2308 qemu_opt_get(opts, "mount_tag"),
2309 qemu_opt_get(opts, "path"),
2310 qemu_opt_get(opts, "security_model"));
3d54abc7
GS		 2311
2312 len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
2313 len += 2*strlen(qemu_opt_get(opts, "mount_tag"));
2314 arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p));
2315
c93031e5 2316 snprintf(arg_9p, (len + 1) * sizeof(*arg_9p),
cb93bbdd
BS		 2317 "virtio-9p-pci,fsdev=%s,mount_tag=%s",
2318 qemu_opt_get(opts, "mount_tag"),
2319 qemu_opt_get(opts, "mount_tag"));
3d54abc7 2320
3329f07b 2321 if (!qemu_opts_parse(qemu_find_opts("fsdev"), arg_fsdev, 1)) {
3d54abc7
GS		 2322 fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
2323 exit(1);
2324 }
2325
3329f07b 2326 if (!qemu_opts_parse(qemu_find_opts("device"), arg_9p, 1)) {
3d54abc7
GS		 2327 fprintf(stderr, "parse error [device]: %s\n", optarg);
2328 exit(1);
2329 }
2330
2331 qemu_free(arg_fsdev);
2332 qemu_free(arg_9p);
2333 break;
2334 }
82c643ff 2335 case QEMU_OPTION_serial:
998bbd74
GH		 2336 add_device_config(DEV_SERIAL, optarg);
2337 default_serial = 0;
18141ed6
JK		 2338 if (strncmp(optarg, "mon:", 4) == 0) {
2339 default_monitor = 0;
2340 }
82c643ff 2341 break;
9dd986cc 2342 case QEMU_OPTION_watchdog:
09aaa160
MA		 2343 if (watchdog) {
2344 fprintf(stderr,
2345 "qemu: only one watchdog option may be given\n");
2346 return 1;
2347 }
2348 watchdog = optarg;
9dd986cc
RJ		 2349 break;
2350 case QEMU_OPTION_watchdog_action:
2351 if (select_watchdog_action(optarg) == -1) {
2352 fprintf(stderr, "Unknown -watchdog-action parameter\n");
2353 exit(1);
2354 }
2355 break;
51ecf136 2356 case QEMU_OPTION_virtiocon:
aee1b935
GH		 2357 add_device_config(DEV_VIRTCON, optarg);
2358 default_virtcon = 0;
18141ed6
JK		 2359 if (strncmp(optarg, "mon:", 4) == 0) {
2360 default_monitor = 0;
2361 }
51ecf136 2362 break;
6508fe59 2363 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 2364 add_device_config(DEV_PARALLEL, optarg);
2365 default_parallel = 0;
18141ed6
JK		 2366 if (strncmp(optarg, "mon:", 4) == 0) {
2367 default_monitor = 0;
2368 }
6508fe59 2369 break;
c9f398e5
PA		 2370 case QEMU_OPTION_debugcon:
2371 add_device_config(DEV_DEBUGCON, optarg);
2372 break;
d63d307f
FB		 2373 case QEMU_OPTION_loadvm:
2374 loadvm = optarg;
2375 break;
2376 case QEMU_OPTION_full_screen:
2377 full_screen = 1;
2378 break;
667accab 2379#ifdef CONFIG_SDL
43523e93
TS		 2380 case QEMU_OPTION_no_frame:
2381 no_frame = 1;
2382 break;
3780e197
TS		 2383 case QEMU_OPTION_alt_grab:
2384 alt_grab = 1;
2385 break;
0ca9f8a4
DK		 2386 case QEMU_OPTION_ctrl_grab:
2387 ctrl_grab = 1;
2388 break;
667accab
TS		 2389 case QEMU_OPTION_no_quit:
2390 no_quit = 1;
2391 break;
7d957bd8 2392 case QEMU_OPTION_sdl:
993fbfdb 2393 display_type = DT_SDL;
7d957bd8 2394 break;
667accab 2395#endif
f7cce898 2396 case QEMU_OPTION_pidfile:
93815bc2 2397 pid_file = optarg;
f7cce898 2398 break;
a09db21f
FB		 2399 case QEMU_OPTION_win2k_hack:
2400 win2k_install_hack = 1;
2401 break;
73822ec8
AL		 2402 case QEMU_OPTION_rtc_td_hack:
2403 rtc_td_hack = 1;
2404 break;
8a92ea2f 2405 case QEMU_OPTION_acpitable:
de06f8d1 2406 do_acpitable_option(optarg);
8a92ea2f 2407 break;
b6f6e3d3 2408 case QEMU_OPTION_smbios:
de06f8d1 2409 do_smbios_option(optarg);
b6f6e3d3 2410 break;
7ba1e619
AL		 2411 case QEMU_OPTION_enable_kvm:
2412 kvm_allowed = 1;
7ba1e619 2413 break;
bb36d470
FB		 2414 case QEMU_OPTION_usb:
2415 usb_enabled = 1;
2416 break;
a594cfbf
FB		 2417 case QEMU_OPTION_usbdevice:
2418 usb_enabled = 1;
bd3c948d
GH		 2419 add_device_config(DEV_USB, optarg);
2420 break;
2421 case QEMU_OPTION_device:
3329f07b 2422 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 2423 exit(1);
2424 }
a594cfbf 2425 break;
6a00d601 2426 case QEMU_OPTION_smp:
dc6b1c09 2427 smp_parse(optarg);
b2097003 2428 if (smp_cpus < 1) {
6a00d601
FB		 2429 fprintf(stderr, "Invalid number of CPUs\n");
2430 exit(1);
2431 }
6be68d7e
JS		 2432 if (max_cpus < smp_cpus) {
2433 fprintf(stderr, "maxcpus must be equal to or greater than "
2434 "smp\n");
2435 exit(1);
2436 }
2437 if (max_cpus > 255) {
2438 fprintf(stderr, "Unsupported number of maxcpus\n");
2439 exit(1);
2440 }
6a00d601 2441 break;
24236869 2442 case QEMU_OPTION_vnc:
6b62dc2d 2443 display_remote++;
73fc9742 2444 vnc_display = optarg;
24236869 2445 break;
6515b203
FB		 2446 case QEMU_OPTION_no_acpi:
2447 acpi_enabled = 0;
2448 break;
16b29ae1
AL		 2449 case QEMU_OPTION_no_hpet:
2450 no_hpet = 1;
2451 break;
7d4c3d53
MA		 2452 case QEMU_OPTION_balloon:
2453 if (balloon_parse(optarg) < 0) {
2454 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2455 exit(1);
2456 }
df97b920 2457 break;
d1beab82
FB		 2458 case QEMU_OPTION_no_reboot:
2459 no_reboot = 1;
2460 break;
b2f76161
AJ		 2461 case QEMU_OPTION_no_shutdown:
2462 no_shutdown = 1;
2463 break;
9467cd46
AZ		 2464 case QEMU_OPTION_show_cursor:
2465 cursor_hide = 0;
2466 break;
8fcb1b90
BS		 2467 case QEMU_OPTION_uuid:
2468 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2469 fprintf(stderr, "Fail to parse UUID string."
2470 " Wrong format.\n");
2471 exit(1);
2472 }
2473 break;
9ae02555
TS		 2474 case QEMU_OPTION_option_rom:
2475 if (nb_option_roms >= MAX_OPTION_ROMS) {
2476 fprintf(stderr, "Too many option ROMs\n");
2477 exit(1);
2478 }
2479 option_rom[nb_option_roms] = optarg;
2480 nb_option_roms++;
2481 break;
8e71621f
PB		 2482 case QEMU_OPTION_semihosting:
2483 semihosting_enabled = 1;
2484 break;
c35734b2 2485 case QEMU_OPTION_name:
1889465a
AK		 2486 qemu_name = qemu_strdup(optarg);
2487 {
2488 char *p = strchr(qemu_name, ',');
2489 if (p != NULL) {
2490 *p++ = 0;
2491 if (strncmp(p, "process=", 8)) {
2492 fprintf(stderr, "Unknown subargument %s to -name", p);
2493 exit(1);
2494 }
2495 p += 8;
ce798cf2 2496 os_set_proc_name(p);
1889465a
AK		 2497 }
2498 }
c35734b2 2499 break;
66508601
BS		 2500 case QEMU_OPTION_prom_env:
2501 if (nb_prom_envs >= MAX_PROM_ENVS) {
2502 fprintf(stderr, "Too many prom variables\n");
2503 exit(1);
2504 }
2505 prom_envs[nb_prom_envs] = optarg;
2506 nb_prom_envs++;
2507 break;
2b8f2d41
AZ		 2508 case QEMU_OPTION_old_param:
2509 old_param = 1;
05ebd537 2510 break;
f3dcfada
TS		 2511 case QEMU_OPTION_clock:
2512 configure_alarms(optarg);
2513 break;
7e0af5d0 2514 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 2515 configure_rtc_date_offset(optarg, 1);
2516 break;
2517 case QEMU_OPTION_rtc:
3329f07b 2518 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 2519 if (!opts) {
1ed2fc1f 2520 exit(1);
7e0af5d0 2521 }
1ed2fc1f 2522 configure_rtc(opts);
7e0af5d0 2523 break;
26a5f13b
FB		 2524 case QEMU_OPTION_tb_size:
2525 tb_size = strtol(optarg, NULL, 0);
2526 if (tb_size < 0)
2527 tb_size = 0;
2528 break;
2e70f6ef 2529 case QEMU_OPTION_icount:
4e3de9e9 2530 icount_option = optarg;
2e70f6ef 2531 break;
5bb7910a
AL		 2532 case QEMU_OPTION_incoming:
2533 incoming = optarg;
8e84865e 2534 incoming_expected = true;
5bb7910a 2535 break;
d8c208dd
GH		 2536 case QEMU_OPTION_nodefaults:
2537 default_serial = 0;
2538 default_parallel = 0;
aee1b935 2539 default_virtcon = 0;
d8c208dd
GH		 2540 default_monitor = 0;
2541 default_vga = 0;
cb4522cc 2542 default_net = 0;
ac33f8fa
GH		 2543 default_floppy = 0;
2544 default_cdrom = 0;
2545 default_sdcard = 0;
d8c208dd 2546 break;
e37630ca 2547 case QEMU_OPTION_xen_domid:
ad96090a
BS		 2548 if (!(xen_available())) {
2549 printf("Option %s not supported for this target\n", popt->name);
2550 exit(1);
2551 }
e37630ca
AL		 2552 xen_domid = atoi(optarg);
2553 break;
2554 case QEMU_OPTION_xen_create:
ad96090a
BS		 2555 if (!(xen_available())) {
2556 printf("Option %s not supported for this target\n", popt->name);
2557 exit(1);
2558 }
e37630ca
AL		 2559 xen_mode = XEN_CREATE;
2560 break;
2561 case QEMU_OPTION_xen_attach:
ad96090a
BS		 2562 if (!(xen_available())) {
2563 printf("Option %s not supported for this target\n", popt->name);
2564 exit(1);
2565 }
e37630ca
AL		 2566 xen_mode = XEN_ATTACH;
2567 break;
ab6540d5
PS		 2568#ifdef CONFIG_SIMPLE_TRACE
2569 case QEMU_OPTION_trace:
2570 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
2571 if (opts) {
2572 trace_file = qemu_opt_get(opts, "file");
2573 }
2574 break;
2575#endif
715a664a
GH		 2576 case QEMU_OPTION_readconfig:
2577 {
dcfb0939
KW		 2578 int ret = qemu_read_config_file(optarg);
2579 if (ret < 0) {
2580 fprintf(stderr, "read config %s: %s\n", optarg,
2581 strerror(-ret));
715a664a
GH		 2582 exit(1);
2583 }
715a664a
GH		 2584 break;
2585 }
29b0040b
GH		 2586 case QEMU_OPTION_spice:
2587 olist = qemu_find_opts("spice");
2588 if (!olist) {
2589 fprintf(stderr, "spice is not supported by this qemu build.\n");
2590 exit(1);
2591 }
2592 opts = qemu_opts_parse(olist, optarg, 0);
2593 if (!opts) {
2594 fprintf(stderr, "parse error: %s\n", optarg);
2595 exit(1);
2596 }
2597 break;
715a664a
GH		 2598 case QEMU_OPTION_writeconfig:
2599 {
2600 FILE *fp;
2601 if (strcmp(optarg, "-") == 0) {
2602 fp = stdout;
2603 } else {
2604 fp = fopen(optarg, "w");
2605 if (fp == NULL) {
2606 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
2607 exit(1);
2608 }
2609 }
2610 qemu_config_write(fp);
2611 fclose(fp);
2612 break;
2613 }
59a5264b
JS		 2614 default:
2615 os_parse_cmd_args(popt->index, optarg);
cd6f1169 2616 }
0824d6fc
FB		 2617 }
2618 }
0f0bc3f1 2619 loc_set_none();
330d0414 2620
5cea8590
PB		 2621 /* If no data_dir is specified then try to find it relative to the
2622 executable path. */
2623 if (!data_dir) {
6170540b 2624 data_dir = os_find_datadir(argv[0]);
5cea8590
PB		 2625 }
2626 /* If all else fails use the install patch specified when building. */
2627 if (!data_dir) {
1dabe05c 2628 data_dir = CONFIG_QEMU_DATADIR;
5cea8590
PB		 2629 }
2630
ab6540d5
PS		 2631#ifdef CONFIG_SIMPLE_TRACE
2632 /*
2633 * Set the trace file name, if specified.
2634 */
2635 st_set_trace_file(trace_file);
2636#endif
6be68d7e
JS		 2637 /*
2638 * Default to max_cpus = smp_cpus, in case the user doesn't
2639 * specify a max_cpus value.
2640 */
2641 if (!max_cpus)
2642 max_cpus = smp_cpus;
2643
3d878caa 2644 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL		 2645 if (smp_cpus > machine->max_cpus) {
2646 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
2647 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
2648 machine->max_cpus);
2649 exit(1);
2650 }
2651
3329f07b
GH		 2652 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
2653 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 2654
986c5f78
GH		 2655 if (machine->no_serial) {
2656 default_serial = 0;
2657 }
2658 if (machine->no_parallel) {
2659 default_parallel = 0;
2660 }
2661 if (!machine->use_virtcon) {
2662 default_virtcon = 0;
2663 }
2664 if (machine->no_vga) {
2665 default_vga = 0;
2666 }
ac33f8fa
GH		 2667 if (machine->no_floppy) {
2668 default_floppy = 0;
2669 }
2670 if (machine->no_cdrom) {
2671 default_cdrom = 0;
2672 }
2673 if (machine->no_sdcard) {
2674 default_sdcard = 0;
2675 }
986c5f78 2676
993fbfdb 2677 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 2678 if (default_parallel)
2679 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 2680 if (default_serial && default_monitor) {
2681 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 2682 } else if (default_virtcon && default_monitor) {
2683 add_device_config(DEV_VIRTCON, "mon:stdio");
e1c09175
GH		 2684 } else {
2685 if (default_serial)
2686 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 2687 if (default_virtcon)
2688 add_device_config(DEV_VIRTCON, "stdio");
e1c09175 2689 if (default_monitor)
6ca5582d 2690 monitor_parse("stdio", "readline");
e1c09175 2691 }
998bbd74
GH		 2692 } else {
2693 if (default_serial)
2694 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 2695 if (default_parallel)
2696 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 2697 if (default_monitor)
6ca5582d 2698 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 2699 if (default_virtcon)
2700 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
bc0129d9 2701 }
64465297
GH		 2702 if (default_vga)
2703 vga_interface_type = VGA_CIRRUS;
bc0129d9 2704
a5829fd9
T		 2705 socket_init();
2706
3329f07b 2707 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 2708 exit(1);
758e8e38 2709#ifdef CONFIG_VIRTFS
3329f07b 2710 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 2711 exit(1);
2712 }
2713#endif
1a688d3b 2714
eb505be1 2715 os_daemonize();
71e3ceb8 2716
aa26bb2d 2717 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 2718 os_pidfile_error();
93815bc2
TS		 2719 exit(1);
2720 }
2721
98c8573e
PB		 2722 if (kvm_allowed) {
2723 int ret = kvm_init(smp_cpus);
214910a7 2724 if (ret < 0) {
98c8573e
PB		 2725 if (!kvm_available()) {
2726 printf("KVM not supported for this target\n");
2727 } else {
2728 fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
2729 }
214910a7
MT		 2730 exit(1);
2731 }
2732 }
2733
3fcf7b6b
AL		 2734 if (qemu_init_main_loop()) {
2735 fprintf(stderr, "qemu_init_main_loop failed\n");
2736 exit(1);
2737 }
a20dd508 2738 linux_boot = (kernel_filename != NULL);
6c41b272 2739
f8d39c01
TS		 2740 if (!linux_boot && *kernel_cmdline != '\0') {
2741 fprintf(stderr, "-append only allowed with -kernel option\n");
2742 exit(1);
2743 }
2744
2745 if (!linux_boot && initrd_filename != NULL) {
2746 fprintf(stderr, "-initrd only allowed with -kernel option\n");
2747 exit(1);
2748 }
2749
9156d763 2750 os_set_line_buffering();
3b46e624 2751
7183b4b4
AL		 2752 if (init_timer_alarm() < 0) {
2753 fprintf(stderr, "could not initialize alarm timer\n");
2754 exit(1);
2755 }
4e3de9e9 2756 configure_icount(icount_option);
634fce96 2757
dc1c9fe8
MM		 2758 if (net_init_clients() < 0) {
2759 exit(1);
702c651c 2760 }
f1510b2c 2761
dc72ac14 2762 /* init the bluetooth world */
bd3c948d
GH		 2763 if (foreach_device_config(DEV_BT, bt_parse))
2764 exit(1);
dc72ac14 2765
0824d6fc 2766 /* init the memory */
94a6b54f
PB		 2767 if (ram_size == 0)
2768 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
9ae02555 2769
26a5f13b
FB		 2770 /* init the dynamic translator */
2771 cpu_exec_init_all(tb_size * 1024 * 1024);
2772
eb852011 2773 bdrv_init_with_whitelist();
c4b1fcc0 2774
c163b5ca 2775 blk_mig_init();
2776
ac33f8fa 2777 if (default_cdrom) {
aa40fc9c
GH		 2778 /* we always create the cdrom drive, even if no disk is there */
2779 drive_add(NULL, CDROM_ALIAS);
ac33f8fa 2780 }
c4b1fcc0 2781
ac33f8fa 2782 if (default_floppy) {
aa40fc9c
GH		 2783 /* we always create at least one floppy */
2784 drive_add(NULL, FD_ALIAS, 0);
ac33f8fa 2785 }
86f55663 2786
ac33f8fa 2787 if (default_sdcard) {
aa40fc9c
GH		 2788 /* we always create one sd slot, even if no card is in it */
2789 drive_add(NULL, SD_ALIAS);
2790 }
9d413d1d 2791
e4bcb14c 2792 /* open the virtual block devices */
9dfd7c7a 2793 if (snapshot)
3329f07b
GH		 2794 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2795 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
9dfd7c7a 2796 exit(1);
3e3d5815 2797
97ab12d4 2798 register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
c163b5ca 2799 ram_load, NULL);
8a7ddc38 2800
268a362c
AL		 2801 if (nb_numa_nodes > 0) {
2802 int i;
2803
2804 if (nb_numa_nodes > smp_cpus) {
2805 nb_numa_nodes = smp_cpus;
2806 }
2807
2808 /* If no memory size if given for any node, assume the default case
2809 * and distribute the available memory equally across all nodes
2810 */
2811 for (i = 0; i < nb_numa_nodes; i++) {
2812 if (node_mem[i] != 0)
2813 break;
2814 }
2815 if (i == nb_numa_nodes) {
2816 uint64_t usedmem = 0;
2817
2818 /* On Linux, the each node's border has to be 8MB aligned,
2819 * the final node gets the rest.
2820 */
2821 for (i = 0; i < nb_numa_nodes - 1; i++) {
2822 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
2823 usedmem += node_mem[i];
2824 }
2825 node_mem[i] = ram_size - usedmem;
2826 }
2827
2828 for (i = 0; i < nb_numa_nodes; i++) {
2829 if (node_cpumask[i] != 0)
2830 break;
2831 }
2832 /* assigning the VCPUs round-robin is easier to implement, guest OSes
2833 * must cope with this anyway, because there are BIOSes out there in
2834 * real machines which also use this scheme.
2835 */
2836 if (i == nb_numa_nodes) {
2837 for (i = 0; i < smp_cpus; i++) {
2838 node_cpumask[i % nb_numa_nodes] |= 1 << i;
2839 }
2840 }
2841 }
2842
3329f07b 2843 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 2844 exit(1);
2845 }
2846
998bbd74
GH		 2847 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
2848 exit(1);
6a5e8b0e
GH		 2849 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
2850 exit(1);
aee1b935
GH		 2851 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
2852 exit(1);
c9f398e5
PA		 2853 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
2854 exit(1);
2796dae0 2855
aae9460e
PB		 2856 module_call_init(MODULE_INIT_DEVICE);
2857
3329f07b 2858 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
ff952ba2
MA		 2859 exit(0);
2860
09aaa160
MA		 2861 if (watchdog) {
2862 i = select_watchdog(watchdog);
2863 if (i > 0)
2864 exit (i == 1 ? 1 : 0);
2865 }
2866
b6b61144 2867 if (machine->compat_props) {
458fb679 2868 qdev_prop_register_global_list(machine->compat_props);
b6b61144 2869 }
d0fef6fb
GH		 2870 qemu_add_globals();
2871
fbe1b595 2872 machine->init(ram_size, boot_devices,
3023f332
AL		 2873 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
2874
ea375f9a 2875 cpu_synchronize_all_post_init();
268a362c 2876
67b3b71d 2877 /* must be after terminal init, SDL library changes signal handlers */
8d963e6a 2878 os_setup_signal_handling();
67b3b71d 2879
87d0a28e 2880 set_numa_modes();
268a362c 2881
6f338c34
AL		 2882 current_machine = machine;
2883
3023f332
AL		 2884 /* init USB devices */
2885 if (usb_enabled) {
0752706d
MA		 2886 if (foreach_device_config(DEV_USB, usb_parse) < 0)
2887 exit(1);
3023f332
AL		 2888 }
2889
bd3c948d 2890 /* init generic devices */
3329f07b 2891 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 2892 exit(1);
2893
668680f7
MA		 2894 net_check_clients();
2895
3023f332 2896 /* just use the first displaystate for the moment */
b473df6e 2897 ds = get_displaystate();
993fbfdb 2898
a3e22260
GH		 2899 if (using_spice)
2900 display_remote++;
6b62dc2d 2901 if (display_type == DT_DEFAULT && !display_remote) {
993fbfdb
AL		 2902#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
2903 display_type = DT_SDL;
2904#else
993fbfdb
AL		 2905 vnc_display = "localhost:0,to=99";
2906 show_vnc_port = 1;
2907#endif
2908 }
2909
2910
6b62dc2d 2911 /* init local displays */
993fbfdb
AL		 2912 switch (display_type) {
2913 case DT_NOGRAPHIC:
2914 break;
4d3b6f6e 2915#if defined(CONFIG_CURSES)
993fbfdb
AL		 2916 case DT_CURSES:
2917 curses_display_init(ds, full_screen);
2918 break;
4d3b6f6e 2919#endif
5b0753e0 2920#if defined(CONFIG_SDL)
993fbfdb
AL		 2921 case DT_SDL:
2922 sdl_display_init(ds, full_screen, no_frame);
2923 break;
5b0753e0 2924#elif defined(CONFIG_COCOA)
993fbfdb
AL		 2925 case DT_SDL:
2926 cocoa_display_init(ds, full_screen);
2927 break;
313aa567 2928#endif
6b62dc2d
GH		 2929 default:
2930 break;
2931 }
2932
2933 /* init remote displays */
2934 if (vnc_display) {
993fbfdb
AL		 2935 vnc_display_init(ds);
2936 if (vnc_display_open(ds, vnc_display) < 0)
2937 exit(1);
f92f8afe 2938
993fbfdb
AL		 2939 if (show_vnc_port) {
2940 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 2941 }
313aa567 2942 }
a3e22260
GH		 2943#ifdef CONFIG_SPICE
2944 if (using_spice) {
2945 qemu_spice_display_init(ds);
2946 }
2947#endif
5b08fc10 2948
6b62dc2d
GH		 2949 /* display setup */
2950 dpy_resize(ds);
3023f332
AL		 2951 dcl = ds->listeners;
2952 while (dcl != NULL) {
2953 if (dcl->dpy_refresh != NULL) {
2954 ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds);
2955 qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock));
0f2ad63f 2956 break;
20d8a3ed 2957 }
3023f332 2958 dcl = dcl->next;
20d8a3ed 2959 }
6b62dc2d 2960 if (ds->gui_timer == NULL) {
9043b62d
BS		 2961 nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
2962 qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock));
2963 }
b473df6e 2964 text_consoles_set_display(ds);
2796dae0 2965
59030a8c
AL		 2966 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
2967 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
2968 gdbstub_dev);
2969 exit(1);
45669e00 2970 }
45669e00 2971
3418bd25
GH		 2972 qdev_machine_creation_done();
2973
15ff7705
GH		 2974 if (rom_load_all() != 0) {
2975 fprintf(stderr, "rom loading failed\n");
2976 exit(1);
2977 }
45a50b16 2978
504c2948 2979 qemu_system_reset();
05f2401e 2980 if (loadvm) {
03cd4655 2981 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 2982 autostart = 0;
2983 }
2984 }
d63d307f 2985
2bb8c10c 2986 if (incoming) {
8ca5e801
JQ		 2987 int ret = qemu_start_incoming_migration(incoming);
2988 if (ret < 0) {
2989 fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
2990 incoming, ret);
2991 exit(ret);
2992 }
6b99dadc 2993 } else if (autostart) {
c0f4ce77 2994 vm_start();
6b99dadc 2995 }
ffd843bc 2996
eb505be1 2997 os_setup_post();
71e3ceb8 2998
8a7ddc38 2999 main_loop();
40c3bac3 3000 quit_timers();
63a01ef8 3001 net_cleanup();
b46a8906 3002
0824d6fc
FB		 3003 return 0;
3004}
Qemu copy for testing