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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>
0858532e 37#include <pwd.h>
67b915a5 38#include <sys/times.h>
f1510b2c 39#include <sys/wait.h>
67b915a5 40#include <termios.h>
67b915a5 41#include <sys/mman.h>
f1510b2c 42#include <sys/ioctl.h>
24646c7e 43#include <sys/resource.h>
f1510b2c 44#include <sys/socket.h>
c94c8d64 45#include <netinet/in.h>
24646c7e 46#include <net/if.h>
24646c7e 47#include <arpa/inet.h>
9d728e8c 48#include <dirent.h>
7c9d8e07 49#include <netdb.h>
cb4b976b 50#include <sys/select.h>
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>
1889465a 63#include <sys/prctl.h>
bd494f4c 64
e57a8c0e 65#include <linux/ppdev.h>
5867c88a 66#include <linux/parport.h>
223f0d72
BS		 67#endif
68#ifdef __sun__
d5d10bc3
TS		 69#include <sys/stat.h>
70#include <sys/ethernet.h>
71#include <sys/sockio.h>
d5d10bc3
TS		 72#include <netinet/arp.h>
73#include <netinet/in.h>
74#include <netinet/in_systm.h>
75#include <netinet/ip.h>
76#include <netinet/ip_icmp.h> // must come after ip.h
77#include <netinet/udp.h>
78#include <netinet/tcp.h>
79#include <net/if.h>
80#include <syslog.h>
81#include <stropts.h>
8d32cf0e
BS		 82/* See MySQL bug #7156 (http://bugs.mysql.com/bug.php?id=7156) for
83 discussion about Solaris header problems */
84extern int madvise(caddr_t, size_t, int);
67b915a5 85#endif
7d3505c5 86#endif
ec530c81 87#endif
67b915a5 88
9892fbfb
BS		 89#if defined(__OpenBSD__)
90#include <util.h>
91#endif
92
8a16d273
TS		 93#if defined(CONFIG_VDE)
94#include <libvdeplug.h>
95#endif
96
67b915a5 97#ifdef _WIN32
49dc768d 98#include <windows.h>
67b915a5
FB		 99#endif
100
73332e5c 101#ifdef CONFIG_SDL
59a36a2f 102#if defined(__APPLE__) || defined(main)
6693665a 103#include <SDL.h>
880fec5d 104int qemu_main(int argc, char **argv, char **envp);
105int main(int argc, char **argv)
106{
59a36a2f 107 return qemu_main(argc, argv, NULL);
880fec5d 108}
109#undef main
110#define main qemu_main
96bcd4f8 111#endif
73332e5c 112#endif /* CONFIG_SDL */
0824d6fc 113
5b0753e0
FB		 114#ifdef CONFIG_COCOA
115#undef main
116#define main qemu_main
117#endif /* CONFIG_COCOA */
118
511d2b14
BS		 119#include "hw/hw.h"
120#include "hw/boards.h"
121#include "hw/usb.h"
122#include "hw/pcmcia.h"
123#include "hw/pc.h"
511d2b14
BS		 124#include "hw/isa.h"
125#include "hw/baum.h"
126#include "hw/bt.h"
9dd986cc 127#include "hw/watchdog.h"
b6f6e3d3 128#include "hw/smbios.h"
e37630ca 129#include "hw/xen.h"
bd3c948d 130#include "hw/qdev.h"
45a50b16 131#include "hw/loader.h"
5ef4efa4 132#include "bt-host.h"
511d2b14 133#include "net.h"
68ac40d2 134#include "net/slirp.h"
511d2b14
BS		 135#include "monitor.h"
136#include "console.h"
137#include "sysemu.h"
138#include "gdbstub.h"
139#include "qemu-timer.h"
140#include "qemu-char.h"
141#include "cache-utils.h"
142#include "block.h"
c163b5ca
LS		 143#include "block_int.h"
144#include "block-migration.h"
a718acec 145#include "dma.h"
511d2b14
BS		 146#include "audio/audio.h"
147#include "migration.h"
148#include "kvm.h"
d3f24367 149#include "qemu-option.h"
7282a033 150#include "qemu-config.h"
e78c48ec 151#include "qemu-objects.h"
74db920c
GS		 152#ifdef CONFIG_LINUX
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
72cf2d4f 162#include "qemu-queue.h"
296af7c9 163#include "cpus.h"
ad96090a 164#include "arch_init.h"
72cf2d4f 165
9dc63a1e
BS		 166//#define DEBUG_NET
167//#define DEBUG_SLIRP
330d0414 168
1bfe856e 169#define DEFAULT_RAM_SIZE 128
313aa567 170
98b19252
AS		 171#define MAX_VIRTIO_CONSOLES 1
172
5cea8590 173static const char *data_dir;
1192dad8 174const char *bios_name = NULL;
e4bcb14c 175/* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available
faea38e7 176 to store the VM snapshots */
72cf2d4f
BS		 177struct drivelist drives = QTAILQ_HEAD_INITIALIZER(drives);
178struct driveoptlist driveopts = QTAILQ_HEAD_INITIALIZER(driveopts);
cb5a7aa8 179enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 180DisplayType display_type = DT_DEFAULT;
3d11d0eb 181const char* keyboard_layout = NULL;
c227f099 182ram_addr_t ram_size;
c902760f
MT		 183const char *mem_path = NULL;
184#ifdef MAP_POPULATE
185int mem_prealloc = 0; /* force preallocation of physical target memory */
186#endif
c4b1fcc0 187int nb_nics;
7c9d8e07 188NICInfo nd_table[MAX_NICS];
8a7ddc38 189int vm_running;
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;
73fc9742 211const char *vnc_display;
6515b203 212int acpi_enabled = 1;
16b29ae1 213int no_hpet = 0;
52ca8d6a 214int fd_bootchk = 1;
d1beab82 215int no_reboot = 0;
b2f76161 216int no_shutdown = 0;
9467cd46 217int cursor_hide = 1;
a171fe39 218int graphic_rotate = 0;
6b35e7bf 219uint8_t irq0override = 1;
b9e82a59 220#ifndef _WIN32
71e3ceb8 221int daemonize = 0;
b9e82a59 222#endif
09aaa160 223const char *watchdog;
9ae02555
TS		 224const char *option_rom[MAX_OPTION_ROMS];
225int nb_option_roms;
8e71621f 226int semihosting_enabled = 0;
2b8f2d41 227int old_param = 0;
c35734b2 228const char *qemu_name;
3780e197 229int alt_grab = 0;
0ca9f8a4 230int ctrl_grab = 0;
66508601
BS		 231unsigned int nb_prom_envs = 0;
232const char *prom_envs[MAX_PROM_ENVS];
95387491 233int boot_menu;
0824d6fc 234
268a362c
AL		 235int nb_numa_nodes;
236uint64_t node_mem[MAX_NODES];
237uint64_t node_cpumask[MAX_NODES];
238
9043b62d 239static QEMUTimer *nographic_timer;
ee5605e5 240
8fcb1b90
BS		 241uint8_t qemu_uuid[16];
242
76e30d0f
JK		 243static QEMUBootSetHandler *boot_set_handler;
244static void *boot_set_opaque;
245
d745bef8
BS		 246int kvm_allowed = 0;
247uint32_t xen_domid;
248enum xen_mode xen_mode = XEN_EMULATE;
249
998bbd74 250static int default_serial = 1;
6a5e8b0e 251static int default_parallel = 1;
986c5f78 252static int default_virtcon = 1;
abdeed06 253static int default_monitor = 1;
64465297 254static int default_vga = 1;
ac33f8fa
GH		 255static int default_floppy = 1;
256static int default_cdrom = 1;
257static int default_sdcard = 1;
998bbd74
GH		 258
259static struct {
260 const char *driver;
261 int *flag;
262} default_list[] = {
6a5e8b0e
GH		 263 { .driver = "isa-serial", .flag = &default_serial },
264 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf
GH		 265 { .driver = "isa-fdc", .flag = &default_floppy },
266 { .driver = "ide-drive", .flag = &default_cdrom },
392ecf54
AS		 267 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
268 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
269 { .driver = "virtio-serial", .flag = &default_virtcon },
64465297 270 { .driver = "VGA", .flag = &default_vga },
69fd02ee
GH		 271 { .driver = "cirrus-vga", .flag = &default_vga },
272 { .driver = "vmware-svga", .flag = &default_vga },
998bbd74
GH		 273};
274
275static int default_driver_check(QemuOpts *opts, void *opaque)
276{
277 const char *driver = qemu_opt_get(opts, "driver");
278 int i;
279
280 if (!driver)
281 return 0;
282 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
283 if (strcmp(default_list[i].driver, driver) != 0)
284 continue;
285 *(default_list[i].flag) = 0;
286 }
287 return 0;
288}
289
0824d6fc 290/***********************************************************/
0824d6fc 291
1889465a
AK		 292static void set_proc_name(const char *s)
293{
6ca8d0fd 294#if defined(__linux__) && defined(PR_SET_NAME)
1889465a
AK		 295 char name[16];
296 if (!s)
297 return;
298 name[sizeof(name) - 1] = 0;
299 strncpy(name, s, sizeof(name));
300 /* Could rewrite argv[0] too, but that's a bit more complicated.
301 This simple way is enough for `top'. */
302 prctl(PR_SET_NAME, name);
303#endif
304}
df751fa8 305
8f0056b7
PB		 306/***********************************************************/
307/* real time host monotonic timer */
09b26c5e 308
1dce7c3c
FB		 309/* compute with 96 bit intermediate result: (a*b)/c */
310uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
0824d6fc 311{
1dce7c3c
FB		 312 union {
313 uint64_t ll;
314 struct {
e2542fe2 315#ifdef HOST_WORDS_BIGENDIAN
1dce7c3c
FB		 316 uint32_t high, low;
317#else
318 uint32_t low, high;
3b46e624 319#endif
1dce7c3c
FB		 320 } l;
321 } u, res;
322 uint64_t rl, rh;
0824d6fc 323
1dce7c3c
FB		 324 u.ll = a;
325 rl = (uint64_t)u.l.low * (uint64_t)b;
326 rh = (uint64_t)u.l.high * (uint64_t)b;
327 rh += (rl >> 32);
328 res.l.high = rh / c;
329 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
330 return res.ll;
34865134
FB		 331}
332
f6503059
AZ		 333/***********************************************************/
334/* host time/date access */
335void qemu_get_timedate(struct tm *tm, int offset)
336{
337 time_t ti;
338 struct tm *ret;
339
340 time(&ti);
341 ti += offset;
342 if (rtc_date_offset == -1) {
343 if (rtc_utc)
344 ret = gmtime(&ti);
345 else
346 ret = localtime(&ti);
347 } else {
348 ti -= rtc_date_offset;
349 ret = gmtime(&ti);
350 }
351
352 memcpy(tm, ret, sizeof(struct tm));
353}
354
355int qemu_timedate_diff(struct tm *tm)
356{
357 time_t seconds;
358
359 if (rtc_date_offset == -1)
360 if (rtc_utc)
361 seconds = mktimegm(tm);
362 else
363 seconds = mktime(tm);
364 else
365 seconds = mktimegm(tm) + rtc_date_offset;
366
367 return seconds - time(NULL);
368}
369
80cd3478
LC		 370void rtc_change_mon_event(struct tm *tm)
371{
372 QObject *data;
373
374 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
375 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
376 qobject_decref(data);
377}
378
1ed2fc1f
JK		 379static void configure_rtc_date_offset(const char *startdate, int legacy)
380{
381 time_t rtc_start_date;
382 struct tm tm;
383
384 if (!strcmp(startdate, "now") && legacy) {
385 rtc_date_offset = -1;
386 } else {
387 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
388 &tm.tm_year,
389 &tm.tm_mon,
390 &tm.tm_mday,
391 &tm.tm_hour,
392 &tm.tm_min,
393 &tm.tm_sec) == 6) {
394 /* OK */
395 } else if (sscanf(startdate, "%d-%d-%d",
396 &tm.tm_year,
397 &tm.tm_mon,
398 &tm.tm_mday) == 3) {
399 tm.tm_hour = 0;
400 tm.tm_min = 0;
401 tm.tm_sec = 0;
402 } else {
403 goto date_fail;
404 }
405 tm.tm_year -= 1900;
406 tm.tm_mon--;
407 rtc_start_date = mktimegm(&tm);
408 if (rtc_start_date == -1) {
409 date_fail:
410 fprintf(stderr, "Invalid date format. Valid formats are:\n"
411 "'2006-06-17T16:01:21' or '2006-06-17'\n");
412 exit(1);
413 }
414 rtc_date_offset = time(NULL) - rtc_start_date;
415 }
416}
417
418static void configure_rtc(QemuOpts *opts)
419{
420 const char *value;
421
422 value = qemu_opt_get(opts, "base");
423 if (value) {
424 if (!strcmp(value, "utc")) {
425 rtc_utc = 1;
426 } else if (!strcmp(value, "localtime")) {
427 rtc_utc = 0;
428 } else {
429 configure_rtc_date_offset(value, 0);
430 }
431 }
6875204c
JK		 432 value = qemu_opt_get(opts, "clock");
433 if (value) {
434 if (!strcmp(value, "host")) {
435 rtc_clock = host_clock;
436 } else if (!strcmp(value, "vm")) {
437 rtc_clock = vm_clock;
438 } else {
439 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
440 exit(1);
441 }
442 }
1ed2fc1f
JK		 443 value = qemu_opt_get(opts, "driftfix");
444 if (value) {
7e4c0336 445 if (!strcmp(value, "slew")) {
1ed2fc1f 446 rtc_td_hack = 1;
7e4c0336 447 } else if (!strcmp(value, "none")) {
1ed2fc1f
JK		 448 rtc_td_hack = 0;
449 } else {
450 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
451 exit(1);
452 }
453 }
1ed2fc1f
JK		 454}
455
1ae26a18
AZ		 456/***********************************************************/
457/* Bluetooth support */
458static int nb_hcis;
459static int cur_hci;
460static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 461
1ae26a18
AZ		 462static struct bt_vlan_s {
463 struct bt_scatternet_s net;
464 int id;
465 struct bt_vlan_s *next;
466} *first_bt_vlan;
467
468/* find or alloc a new bluetooth "VLAN" */
674bb261 469static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
1ae26a18
AZ		 470{
471 struct bt_vlan_s **pvlan, *vlan;
472 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
473 if (vlan->id == id)
474 return &vlan->net;
475 }
476 vlan = qemu_mallocz(sizeof(struct bt_vlan_s));
477 vlan->id = id;
478 pvlan = &first_bt_vlan;
479 while (*pvlan != NULL)
480 pvlan = &(*pvlan)->next;
481 *pvlan = vlan;
482 return &vlan->net;
483}
484
485static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
486{
487}
488
489static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
490{
491 return -ENOTSUP;
492}
493
494static struct HCIInfo null_hci = {
495 .cmd_send = null_hci_send,
496 .sco_send = null_hci_send,
497 .acl_send = null_hci_send,
498 .bdaddr_set = null_hci_addr_set,
499};
500
501struct HCIInfo *qemu_next_hci(void)
502{
503 if (cur_hci == nb_hcis)
504 return &null_hci;
505
506 return hci_table[cur_hci++];
507}
508
dc72ac14
AZ		 509static struct HCIInfo *hci_init(const char *str)
510{
511 char *endp;
512 struct bt_scatternet_s *vlan = 0;
513
514 if (!strcmp(str, "null"))
515 /* null */
516 return &null_hci;
517 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
518 /* host[:hciN] */
519 return bt_host_hci(str[4] ? str + 5 : "hci0");
520 else if (!strncmp(str, "hci", 3)) {
521 /* hci[,vlan=n] */
522 if (str[3]) {
523 if (!strncmp(str + 3, ",vlan=", 6)) {
524 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
525 if (*endp)
526 vlan = 0;
527 }
528 } else
529 vlan = qemu_find_bt_vlan(0);
530 if (vlan)
531 return bt_new_hci(vlan);
532 }
533
534 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
535
536 return 0;
537}
538
539static int bt_hci_parse(const char *str)
540{
541 struct HCIInfo *hci;
c227f099 542 bdaddr_t bdaddr;
dc72ac14
AZ		 543
544 if (nb_hcis >= MAX_NICS) {
545 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
546 return -1;
547 }
548
549 hci = hci_init(str);
550 if (!hci)
551 return -1;
552
553 bdaddr.b[0] = 0x52;
554 bdaddr.b[1] = 0x54;
555 bdaddr.b[2] = 0x00;
556 bdaddr.b[3] = 0x12;
557 bdaddr.b[4] = 0x34;
558 bdaddr.b[5] = 0x56 + nb_hcis;
559 hci->bdaddr_set(hci, bdaddr.b);
560
561 hci_table[nb_hcis++] = hci;
562
563 return 0;
564}
565
566static void bt_vhci_add(int vlan_id)
567{
568 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
569
570 if (!vlan->slave)
571 fprintf(stderr, "qemu: warning: adding a VHCI to "
572 "an empty scatternet %i\n", vlan_id);
573
574 bt_vhci_init(bt_new_hci(vlan));
575}
576
577static struct bt_device_s *bt_device_add(const char *opt)
578{
579 struct bt_scatternet_s *vlan;
580 int vlan_id = 0;
581 char *endp = strstr(opt, ",vlan=");
582 int len = (endp ? endp - opt : strlen(opt)) + 1;
583 char devname[10];
584
585 pstrcpy(devname, MIN(sizeof(devname), len), opt);
586
587 if (endp) {
588 vlan_id = strtol(endp + 6, &endp, 0);
589 if (*endp) {
590 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
591 return 0;
592 }
593 }
594
595 vlan = qemu_find_bt_vlan(vlan_id);
596
597 if (!vlan->slave)
598 fprintf(stderr, "qemu: warning: adding a slave device to "
599 "an empty scatternet %i\n", vlan_id);
600
601 if (!strcmp(devname, "keyboard"))
602 return bt_keyboard_init(vlan);
603
604 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
605 return 0;
606}
607
608static int bt_parse(const char *opt)
609{
610 const char *endp, *p;
611 int vlan;
612
613 if (strstart(opt, "hci", &endp)) {
614 if (!*endp || *endp == ',') {
615 if (*endp)
616 if (!strstart(endp, ",vlan=", 0))
617 opt = endp + 1;
618
619 return bt_hci_parse(opt);
620 }
621 } else if (strstart(opt, "vhci", &endp)) {
622 if (!*endp || *endp == ',') {
623 if (*endp) {
624 if (strstart(endp, ",vlan=", &p)) {
625 vlan = strtol(p, (char **) &endp, 0);
626 if (*endp) {
627 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
628 return 1;
629 }
630 } else {
631 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
632 return 1;
633 }
634 } else
635 vlan = 0;
636
637 bt_vhci_add(vlan);
638 return 0;
639 }
640 } else if (strstart(opt, "device:", &endp))
641 return !bt_device_add(endp);
642
643 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
644 return 1;
645}
646
1ae26a18
AZ		 647/***********************************************************/
648/* QEMU Block devices */
649
609497ab 650#define HD_ALIAS "index=%d,media=disk"
e4bcb14c 651#define CDROM_ALIAS "index=2,media=cdrom"
e4bcb14c 652#define FD_ALIAS "index=%d,if=floppy"
609497ab
AZ		 653#define PFLASH_ALIAS "if=pflash"
654#define MTD_ALIAS "if=mtd"
9d413d1d 655#define SD_ALIAS "index=0,if=sd"
e4bcb14c 656
9dfd7c7a 657QemuOpts *drive_add(const char *file, const char *fmt, ...)
e4bcb14c
TS		 658{
659 va_list ap;
9dfd7c7a
GH		 660 char optstr[1024];
661 QemuOpts *opts;
e4bcb14c 662
e4bcb14c 663 va_start(ap, fmt);
9dfd7c7a 664 vsnprintf(optstr, sizeof(optstr), fmt, ap);
e4bcb14c
TS		 665 va_end(ap);
666
8212c64f 667 opts = qemu_opts_parse(&qemu_drive_opts, optstr, 0);
9dfd7c7a 668 if (!opts) {
9dfd7c7a
GH		 669 return NULL;
670 }
671 if (file)
672 qemu_opt_set(opts, "file", file);
673 return opts;
b01b1111
AL		 674}
675
751c6a17 676DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit)
e4bcb14c 677{
751c6a17 678 DriveInfo *dinfo;
e4bcb14c
TS		 679
680 /* seek interface, bus and unit */
681
72cf2d4f 682 QTAILQ_FOREACH(dinfo, &drives, next) {
751c6a17
GH		 683 if (dinfo->type == type &&
684 dinfo->bus == bus &&
685 dinfo->unit == unit)
686 return dinfo;
687 }
e4bcb14c 688
751c6a17 689 return NULL;
e4bcb14c
TS		 690}
691
2e810b36 692DriveInfo *drive_get_by_id(const char *id)
1dae12e6
GH		 693{
694 DriveInfo *dinfo;
695
72cf2d4f 696 QTAILQ_FOREACH(dinfo, &drives, next) {
1dae12e6
GH		 697 if (strcmp(id, dinfo->id))
698 continue;
699 return dinfo;
700 }
701 return NULL;
702}
703
f60d39bc 704int drive_get_max_bus(BlockInterfaceType type)
e4bcb14c
TS		 705{
706 int max_bus;
751c6a17 707 DriveInfo *dinfo;
e4bcb14c
TS		 708
709 max_bus = -1;
72cf2d4f 710 QTAILQ_FOREACH(dinfo, &drives, next) {
751c6a17
GH		 711 if(dinfo->type == type &&
712 dinfo->bus > max_bus)
713 max_bus = dinfo->bus;
e4bcb14c
TS		 714 }
715 return max_bus;
716}
717
fa879c64
AL		 718const char *drive_get_serial(BlockDriverState *bdrv)
719{
751c6a17 720 DriveInfo *dinfo;
fa879c64 721
72cf2d4f 722 QTAILQ_FOREACH(dinfo, &drives, next) {
751c6a17
GH		 723 if (dinfo->bdrv == bdrv)
724 return dinfo->serial;
725 }
fa879c64
AL		 726
727 return "\0";
728}
729
f7850099
KW		 730BlockInterfaceErrorAction drive_get_on_error(
731 BlockDriverState *bdrv, int is_read)
428c5705 732{
751c6a17 733 DriveInfo *dinfo;
428c5705 734
72cf2d4f 735 QTAILQ_FOREACH(dinfo, &drives, next) {
751c6a17 736 if (dinfo->bdrv == bdrv)
e9b2e818 737 return is_read ? dinfo->on_read_error : dinfo->on_write_error;
751c6a17 738 }
428c5705 739
e9b2e818 740 return is_read ? BLOCK_ERR_REPORT : BLOCK_ERR_STOP_ENOSPC;
428c5705
AL		 741}
742
a1620fac
AJ		 743static void bdrv_format_print(void *opaque, const char *name)
744{
745 fprintf(stderr, " %s", name);
746}
747
56a14938 748void drive_uninit(DriveInfo *dinfo)
b01b1111 749{
56a14938
GH		 750 qemu_opts_del(dinfo->opts);
751 bdrv_delete(dinfo->bdrv);
752 QTAILQ_REMOVE(&drives, dinfo, next);
753 qemu_free(dinfo);
b01b1111
AL		 754}
755
e9b2e818
KW		 756static int parse_block_error_action(const char *buf, int is_read)
757{
758 if (!strcmp(buf, "ignore")) {
759 return BLOCK_ERR_IGNORE;
760 } else if (!is_read && !strcmp(buf, "enospc")) {
761 return BLOCK_ERR_STOP_ENOSPC;
762 } else if (!strcmp(buf, "stop")) {
763 return BLOCK_ERR_STOP_ANY;
764 } else if (!strcmp(buf, "report")) {
765 return BLOCK_ERR_REPORT;
766 } else {
767 fprintf(stderr, "qemu: '%s' invalid %s error action\n",
768 buf, is_read ? "read" : "write");
769 return -1;
770 }
771}
772
9dfd7c7a 773DriveInfo *drive_init(QemuOpts *opts, void *opaque,
751c6a17 774 int *fatal_error)
e4bcb14c 775{
9dfd7c7a
GH		 776 const char *buf;
777 const char *file = NULL;
c8522bdf 778 char devname[128];
9dfd7c7a 779 const char *serial;
c8522bdf 780 const char *mediastr = "";
f60d39bc 781 BlockInterfaceType type;
e4bcb14c
TS		 782 enum { MEDIA_DISK, MEDIA_CDROM } media;
783 int bus_id, unit_id;
784 int cyls, heads, secs, translation;
1e72d3b7 785 BlockDriver *drv = NULL;
4d73cd3b 786 QEMUMachine *machine = opaque;
e4bcb14c
TS		 787 int max_devs;
788 int index;
59f2689d 789 int ro = 0;
763b6084 790 int bdrv_flags = 0;
e9b2e818 791 int on_read_error, on_write_error;
c2cc47a4 792 const char *devaddr;
751c6a17 793 DriveInfo *dinfo;
9dfd7c7a 794 int snapshot = 0;
e4bcb14c 795
9dfd7c7a 796 *fatal_error = 1;
e4bcb14c 797
e4bcb14c 798 translation = BIOS_ATA_TRANSLATION_AUTO;
e4bcb14c 799
4d007814 800 if (machine && machine->use_scsi) {
f60d39bc 801 type = IF_SCSI;
e4bcb14c 802 max_devs = MAX_SCSI_DEVS;
363a37d5 803 pstrcpy(devname, sizeof(devname), "scsi");
e4bcb14c 804 } else {
f60d39bc 805 type = IF_IDE;
e4bcb14c 806 max_devs = MAX_IDE_DEVS;
363a37d5 807 pstrcpy(devname, sizeof(devname), "ide");
e4bcb14c
TS		 808 }
809 media = MEDIA_DISK;
810
811 /* extract parameters */
9dfd7c7a
GH		 812 bus_id = qemu_opt_get_number(opts, "bus", 0);
813 unit_id = qemu_opt_get_number(opts, "unit", -1);
814 index = qemu_opt_get_number(opts, "index", -1);
e4bcb14c 815
9dfd7c7a
GH		 816 cyls = qemu_opt_get_number(opts, "cyls", 0);
817 heads = qemu_opt_get_number(opts, "heads", 0);
818 secs = qemu_opt_get_number(opts, "secs", 0);
e4bcb14c 819
9dfd7c7a 820 snapshot = qemu_opt_get_bool(opts, "snapshot", 0);
59f2689d 821 ro = qemu_opt_get_bool(opts, "readonly", 0);
e4bcb14c 822
9dfd7c7a
GH		 823 file = qemu_opt_get(opts, "file");
824 serial = qemu_opt_get(opts, "serial");
825
826 if ((buf = qemu_opt_get(opts, "if")) != NULL) {
ae45d369 827 pstrcpy(devname, sizeof(devname), buf);
e4bcb14c 828 if (!strcmp(buf, "ide")) {
f60d39bc 829 type = IF_IDE;
e4bcb14c
TS		 830 max_devs = MAX_IDE_DEVS;
831 } else if (!strcmp(buf, "scsi")) {
f60d39bc 832 type = IF_SCSI;
e4bcb14c
TS		 833 max_devs = MAX_SCSI_DEVS;
834 } else if (!strcmp(buf, "floppy")) {
f60d39bc 835 type = IF_FLOPPY;
e4bcb14c
TS		 836 max_devs = 0;
837 } else if (!strcmp(buf, "pflash")) {
f60d39bc 838 type = IF_PFLASH;
e4bcb14c
TS		 839 max_devs = 0;
840 } else if (!strcmp(buf, "mtd")) {
f60d39bc 841 type = IF_MTD;
e4bcb14c
TS		 842 max_devs = 0;
843 } else if (!strcmp(buf, "sd")) {
f60d39bc 844 type = IF_SD;
e4bcb14c 845 max_devs = 0;
6e02c38d
AL		 846 } else if (!strcmp(buf, "virtio")) {
847 type = IF_VIRTIO;
848 max_devs = 0;
62d23efa
AL		 849 } else if (!strcmp(buf, "xen")) {
850 type = IF_XEN;
851 max_devs = 0;
a8659e90
GH		 852 } else if (!strcmp(buf, "none")) {
853 type = IF_NONE;
854 max_devs = 0;
62d23efa 855 } else {
9dfd7c7a 856 fprintf(stderr, "qemu: unsupported bus type '%s'\n", buf);
751c6a17 857 return NULL;
e4bcb14c
TS		 858 }
859 }
860
e4bcb14c 861 if (cyls || heads || secs) {
5afe3f04 862 if (cyls < 1 || (type == IF_IDE && cyls > 16383)) {
9dfd7c7a 863 fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", buf);
751c6a17 864 return NULL;
e4bcb14c 865 }
5afe3f04 866 if (heads < 1 || (type == IF_IDE && heads > 16)) {
9dfd7c7a 867 fprintf(stderr, "qemu: '%s' invalid physical heads number\n", buf);
751c6a17 868 return NULL;
e4bcb14c 869 }
5afe3f04 870 if (secs < 1 || (type == IF_IDE && secs > 63)) {
9dfd7c7a 871 fprintf(stderr, "qemu: '%s' invalid physical secs number\n", buf);
751c6a17 872 return NULL;
e4bcb14c
TS		 873 }
874 }
875
9dfd7c7a 876 if ((buf = qemu_opt_get(opts, "trans")) != NULL) {
e4bcb14c
TS		 877 if (!cyls) {
878 fprintf(stderr,
879 "qemu: '%s' trans must be used with cyls,heads and secs\n",
9dfd7c7a 880 buf);
751c6a17 881 return NULL;
e4bcb14c
TS		 882 }
883 if (!strcmp(buf, "none"))
884 translation = BIOS_ATA_TRANSLATION_NONE;
885 else if (!strcmp(buf, "lba"))
886 translation = BIOS_ATA_TRANSLATION_LBA;
887 else if (!strcmp(buf, "auto"))
888 translation = BIOS_ATA_TRANSLATION_AUTO;
889 else {
9dfd7c7a 890 fprintf(stderr, "qemu: '%s' invalid translation type\n", buf);
751c6a17 891 return NULL;
e4bcb14c
TS		 892 }
893 }
894
9dfd7c7a 895 if ((buf = qemu_opt_get(opts, "media")) != NULL) {
e4bcb14c
TS		 896 if (!strcmp(buf, "disk")) {
897 media = MEDIA_DISK;
898 } else if (!strcmp(buf, "cdrom")) {
899 if (cyls || secs || heads) {
900 fprintf(stderr,
9dfd7c7a 901 "qemu: '%s' invalid physical CHS format\n", buf);
751c6a17 902 return NULL;
e4bcb14c
TS		 903 }
904 media = MEDIA_CDROM;
905 } else {
9dfd7c7a 906 fprintf(stderr, "qemu: '%s' invalid media\n", buf);
751c6a17 907 return NULL;
e4bcb14c
TS		 908 }
909 }
910
9dfd7c7a 911 if ((buf = qemu_opt_get(opts, "cache")) != NULL) {
763b6084
CH		 912 if (!strcmp(buf, "off") || !strcmp(buf, "none")) {
913 bdrv_flags |= BDRV_O_NOCACHE;
914 } else if (!strcmp(buf, "writeback")) {
915 bdrv_flags |= BDRV_O_CACHE_WB;
016f5cf6
AG		 916 } else if (!strcmp(buf, "unsafe")) {
917 bdrv_flags |= BDRV_O_CACHE_WB;
918 bdrv_flags |= BDRV_O_NO_FLUSH;
763b6084
CH		 919 } else if (!strcmp(buf, "writethrough")) {
920 /* this is the default */
921 } else {
33f00271 922 fprintf(stderr, "qemu: invalid cache option\n");
751c6a17 923 return NULL;
33f00271
AZ		 924 }
925 }
926
5c6c3a6c
CH		 927#ifdef CONFIG_LINUX_AIO
928 if ((buf = qemu_opt_get(opts, "aio")) != NULL) {
763b6084
CH		 929 if (!strcmp(buf, "native")) {
930 bdrv_flags |= BDRV_O_NATIVE_AIO;
931 } else if (!strcmp(buf, "threads")) {
932 /* this is the default */
933 } else {
5c6c3a6c
CH		 934 fprintf(stderr, "qemu: invalid aio option\n");
935 return NULL;
936 }
937 }
938#endif
939
9dfd7c7a 940 if ((buf = qemu_opt_get(opts, "format")) != NULL) {
a1620fac
AJ		 941 if (strcmp(buf, "?") == 0) {
942 fprintf(stderr, "qemu: Supported formats:");
943 bdrv_iterate_format(bdrv_format_print, NULL);
944 fprintf(stderr, "\n");
751c6a17 945 return NULL;
a1620fac 946 }
eb852011 947 drv = bdrv_find_whitelisted_format(buf);
1e72d3b7
AJ		 948 if (!drv) {
949 fprintf(stderr, "qemu: '%s' invalid format\n", buf);
751c6a17 950 return NULL;
1e72d3b7
AJ		 951 }
952 }
953
e9b2e818 954 on_write_error = BLOCK_ERR_STOP_ENOSPC;
9dfd7c7a 955 if ((buf = qemu_opt_get(opts, "werror")) != NULL) {
dc33bb34 956 if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO && type != IF_NONE) {
ea8a5d7f 957 fprintf(stderr, "werror is no supported by this format\n");
751c6a17 958 return NULL;
428c5705 959 }
e9b2e818
KW		 960
961 on_write_error = parse_block_error_action(buf, 0);
962 if (on_write_error < 0) {
963 return NULL;
964 }
965 }
966
967 on_read_error = BLOCK_ERR_REPORT;
968 if ((buf = qemu_opt_get(opts, "rerror")) != NULL) {
dc33bb34 969 if (type != IF_IDE && type != IF_VIRTIO && type != IF_NONE) {
e9b2e818
KW		 970 fprintf(stderr, "rerror is no supported by this format\n");
971 return NULL;
972 }
973
974 on_read_error = parse_block_error_action(buf, 1);
975 if (on_read_error < 0) {
751c6a17 976 return NULL;
428c5705
AL		 977 }
978 }
979
9dfd7c7a 980 if ((devaddr = qemu_opt_get(opts, "addr")) != NULL) {
c2cc47a4 981 if (type != IF_VIRTIO) {
9dfd7c7a 982 fprintf(stderr, "addr is not supported\n");
751c6a17 983 return NULL;
c2cc47a4 984 }
c2cc47a4
MA		 985 }
986
e4bcb14c
TS		 987 /* compute bus and unit according index */
988
989 if (index != -1) {
990 if (bus_id != 0 || unit_id != -1) {
991 fprintf(stderr,
9dfd7c7a 992 "qemu: index cannot be used with bus and unit\n");
751c6a17 993 return NULL;
e4bcb14c
TS		 994 }
995 if (max_devs == 0)
996 {
997 unit_id = index;
998 bus_id = 0;
999 } else {
1000 unit_id = index % max_devs;
1001 bus_id = index / max_devs;
1002 }
1003 }
1004
1005 /* if user doesn't specify a unit_id,
1006 * try to find the first free
1007 */
1008
1009 if (unit_id == -1) {
1010 unit_id = 0;
751c6a17 1011 while (drive_get(type, bus_id, unit_id) != NULL) {
e4bcb14c
TS		 1012 unit_id++;
1013 if (max_devs && unit_id >= max_devs) {
1014 unit_id -= max_devs;
1015 bus_id++;
1016 }
1017 }
1018 }
1019
1020 /* check unit id */
1021
1022 if (max_devs && unit_id >= max_devs) {
9dfd7c7a
GH		 1023 fprintf(stderr, "qemu: unit %d too big (max is %d)\n",
1024 unit_id, max_devs - 1);
751c6a17 1025 return NULL;
e4bcb14c
TS		 1026 }
1027
1028 /*
1029 * ignore multiple definitions
1030 */
1031
751c6a17
GH		 1032 if (drive_get(type, bus_id, unit_id) != NULL) {
1033 *fatal_error = 0;
1034 return NULL;
1035 }
e4bcb14c
TS		 1036
1037 /* init */
1038
751c6a17 1039 dinfo = qemu_mallocz(sizeof(*dinfo));
e23d9c4d 1040 if ((buf = qemu_opts_id(opts)) != NULL) {
9dfd7c7a
GH		 1041 dinfo->id = qemu_strdup(buf);
1042 } else {
1dae12e6 1043 /* no id supplied -> create one */
9dfd7c7a 1044 dinfo->id = qemu_mallocz(32);
1dae12e6
GH		 1045 if (type == IF_IDE || type == IF_SCSI)
1046 mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd";
1047 if (max_devs)
9dfd7c7a 1048 snprintf(dinfo->id, 32, "%s%i%s%i",
1dae12e6
GH		 1049 devname, bus_id, mediastr, unit_id);
1050 else
9dfd7c7a 1051 snprintf(dinfo->id, 32, "%s%s%i",
1dae12e6
GH		 1052 devname, mediastr, unit_id);
1053 }
1dae12e6 1054 dinfo->bdrv = bdrv_new(dinfo->id);
751c6a17
GH		 1055 dinfo->devaddr = devaddr;
1056 dinfo->type = type;
1057 dinfo->bus = bus_id;
1058 dinfo->unit = unit_id;
e9b2e818
KW		 1059 dinfo->on_read_error = on_read_error;
1060 dinfo->on_write_error = on_write_error;
9dfd7c7a
GH		 1061 dinfo->opts = opts;
1062 if (serial)
1063 strncpy(dinfo->serial, serial, sizeof(serial));
72cf2d4f 1064 QTAILQ_INSERT_TAIL(&drives, dinfo, next);
e4bcb14c 1065
f60d39bc 1066 switch(type) {
e4bcb14c
TS		 1067 case IF_IDE:
1068 case IF_SCSI:
62d23efa 1069 case IF_XEN:
c219331e 1070 case IF_NONE:
e4bcb14c
TS		 1071 switch(media) {
1072 case MEDIA_DISK:
1073 if (cyls != 0) {
1dae12e6
GH		 1074 bdrv_set_geometry_hint(dinfo->bdrv, cyls, heads, secs);
1075 bdrv_set_translation_hint(dinfo->bdrv, translation);
e4bcb14c
TS		 1076 }
1077 break;
1078 case MEDIA_CDROM:
1dae12e6 1079 bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_CDROM);
e4bcb14c
TS		 1080 break;
1081 }
1082 break;
1083 case IF_SD:
1084 /* FIXME: This isn't really a floppy, but it's a reasonable
1085 approximation. */
1086 case IF_FLOPPY:
1dae12e6 1087 bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_FLOPPY);
e4bcb14c
TS		 1088 break;
1089 case IF_PFLASH:
1090 case IF_MTD:
1091 break;
d176c495
GH		 1092 case IF_VIRTIO:
1093 /* add virtio block device */
1094 opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
1095 qemu_opt_set(opts, "driver", "virtio-blk-pci");
1096 qemu_opt_set(opts, "drive", dinfo->id);
1097 if (devaddr)
1098 qemu_opt_set(opts, "addr", devaddr);
1099 break;
aae9460e
PB		 1100 case IF_COUNT:
1101 abort();
e4bcb14c 1102 }
9dfd7c7a 1103 if (!file) {
751c6a17
GH		 1104 *fatal_error = 0;
1105 return NULL;
1106 }
9f7965c7 1107 if (snapshot) {
c3177288 1108 /* always use cache=unsafe with snapshot */
763b6084 1109 bdrv_flags &= ~BDRV_O_CACHE_MASK;
c3177288 1110 bdrv_flags |= (BDRV_O_SNAPSHOT|BDRV_O_CACHE_WB|BDRV_O_NO_FLUSH);
5c6c3a6c
CH		 1111 }
1112
2db7ad59
NS		 1113 if (media == MEDIA_CDROM) {
1114 /* CDROM is fine for any interface, don't check. */
1115 ro = 1;
1116 } else if (ro == 1) {
dc33bb34 1117 if (type != IF_SCSI && type != IF_VIRTIO && type != IF_FLOPPY && type != IF_NONE) {
f5edb014 1118 fprintf(stderr, "qemu: readonly flag not supported for drive with this interface\n");
59f2689d
NS		 1119 return NULL;
1120 }
b196b153 1121 }
2db7ad59 1122
f5edb014 1123 bdrv_flags |= ro ? 0 : BDRV_O_RDWR;
59f2689d 1124
d6e9098e 1125 if (bdrv_open(dinfo->bdrv, file, bdrv_flags, drv) < 0) {
850810d0
JF		 1126 fprintf(stderr, "qemu: could not open disk image %s: %s\n",
1127 file, strerror(errno));
751c6a17 1128 return NULL;
e4bcb14c 1129 }
5c6c3a6c 1130
1dae12e6 1131 if (bdrv_key_required(dinfo->bdrv))
c0f4ce77 1132 autostart = 0;
751c6a17
GH		 1133 *fatal_error = 0;
1134 return dinfo;
e4bcb14c
TS		 1135}
1136
9dfd7c7a
GH		 1137static int drive_init_func(QemuOpts *opts, void *opaque)
1138{
1139 QEMUMachine *machine = opaque;
1140 int fatal_error = 0;
1141
1142 if (drive_init(opts, machine, &fatal_error) == NULL) {
1143 if (fatal_error)
1144 return 1;
1145 }
1146 return 0;
1147}
1148
1149static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1150{
1151 if (NULL == qemu_opt_get(opts, "snapshot")) {
1152 qemu_opt_set(opts, "snapshot", "on");
1153 }
1154 return 0;
1155}
1156
76e30d0f
JK		 1157void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1158{
1159 boot_set_handler = func;
1160 boot_set_opaque = opaque;
1161}
1162
1163int qemu_boot_set(const char *boot_devices)
1164{
1165 if (!boot_set_handler) {
1166 return -EINVAL;
1167 }
1168 return boot_set_handler(boot_set_opaque, boot_devices);
1169}
1170
4e9e9d6e 1171static void validate_bootdevices(char *devices)
ef3adf68
JK		 1172{
1173 /* We just do some generic consistency checks */
1174 const char *p;
1175 int bitmap = 0;
1176
1177 for (p = devices; *p != '\0'; p++) {
1178 /* Allowed boot devices are:
1179 * a-b: floppy disk drives
1180 * c-f: IDE disk drives
1181 * g-m: machine implementation dependant drives
1182 * n-p: network devices
1183 * It's up to each machine implementation to check if the given boot
1184 * devices match the actual hardware implementation and firmware
1185 * features.
1186 */
1187 if (*p < 'a' || *p > 'p') {
1188 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1189 exit(1);
1190 }
1191 if (bitmap & (1 << (*p - 'a'))) {
1192 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1193 exit(1);
1194 }
1195 bitmap |= 1 << (*p - 'a');
1196 }
ef3adf68
JK		 1197}
1198
e0f084bf
JK		 1199static void restore_boot_devices(void *opaque)
1200{
1201 char *standard_boot_devices = opaque;
37905d6a
AW		 1202 static int first = 1;
1203
1204 /* Restore boot order and remove ourselves after the first boot */
1205 if (first) {
1206 first = 0;
1207 return;
1208 }
e0f084bf
JK		 1209
1210 qemu_boot_set(standard_boot_devices);
1211
1212 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
1213 qemu_free(standard_boot_devices);
1214}
1215
268a362c
AL		 1216static void numa_add(const char *optarg)
1217{
1218 char option[128];
1219 char *endptr;
1220 unsigned long long value, endvalue;
1221 int nodenr;
1222
1223 optarg = get_opt_name(option, 128, optarg, ',') + 1;
1224 if (!strcmp(option, "node")) {
1225 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1226 nodenr = nb_numa_nodes;
1227 } else {
1228 nodenr = strtoull(option, NULL, 10);
1229 }
1230
1231 if (get_param_value(option, 128, "mem", optarg) == 0) {
1232 node_mem[nodenr] = 0;
1233 } else {
1234 value = strtoull(option, &endptr, 0);
1235 switch (*endptr) {
1236 case 0: case 'M': case 'm':
1237 value <<= 20;
1238 break;
1239 case 'G': case 'g':
1240 value <<= 30;
1241 break;
1242 }
1243 node_mem[nodenr] = value;
1244 }
1245 if (get_param_value(option, 128, "cpus", optarg) == 0) {
1246 node_cpumask[nodenr] = 0;
1247 } else {
1248 value = strtoull(option, &endptr, 10);
1249 if (value >= 64) {
1250 value = 63;
1251 fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
1252 } else {
1253 if (*endptr == '-') {
1254 endvalue = strtoull(endptr+1, &endptr, 10);
1255 if (endvalue >= 63) {
1256 endvalue = 62;
1257 fprintf(stderr,
1258 "only 63 CPUs in NUMA mode supported.\n");
1259 }
0dfbd514 1260 value = (2ULL << endvalue) - (1ULL << value);
268a362c 1261 } else {
0dfbd514 1262 value = 1ULL << value;
268a362c
AL		 1263 }
1264 }
1265 node_cpumask[nodenr] = value;
1266 }
1267 nb_numa_nodes++;
1268 }
1269 return;
1270}
1271
dc6b1c09
AP		 1272static void smp_parse(const char *optarg)
1273{
1274 int smp, sockets = 0, threads = 0, cores = 0;
1275 char *endptr;
1276 char option[128];
1277
1278 smp = strtoul(optarg, &endptr, 10);
1279 if (endptr != optarg) {
1280 if (*endptr == ',') {
1281 endptr++;
1282 }
1283 }
1284 if (get_param_value(option, 128, "sockets", endptr) != 0)
1285 sockets = strtoull(option, NULL, 10);
1286 if (get_param_value(option, 128, "cores", endptr) != 0)
1287 cores = strtoull(option, NULL, 10);
1288 if (get_param_value(option, 128, "threads", endptr) != 0)
1289 threads = strtoull(option, NULL, 10);
1290 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1291 max_cpus = strtoull(option, NULL, 10);
1292
1293 /* compute missing values, prefer sockets over cores over threads */
1294 if (smp == 0 || sockets == 0) {
1295 sockets = sockets > 0 ? sockets : 1;
1296 cores = cores > 0 ? cores : 1;
1297 threads = threads > 0 ? threads : 1;
1298 if (smp == 0) {
1299 smp = cores * threads * sockets;
dc6b1c09
AP		 1300 }
1301 } else {
1302 if (cores == 0) {
1303 threads = threads > 0 ? threads : 1;
1304 cores = smp / (sockets * threads);
1305 } else {
5cdc9b76 1306 if (sockets) {
dc6b1c09
AP		 1307 threads = smp / (cores * sockets);
1308 }
1309 }
1310 }
1311 smp_cpus = smp;
1312 smp_cores = cores > 0 ? cores : 1;
1313 smp_threads = threads > 0 ? threads : 1;
1314 if (max_cpus == 0)
1315 max_cpus = smp_cpus;
1316}
1317
a594cfbf
FB		 1318/***********************************************************/
1319/* USB devices */
1320
c0f4ce77 1321static int usb_device_add(const char *devname, int is_hotplug)
a594cfbf
FB		 1322{
1323 const char *p;
a5d2f727 1324 USBDevice *dev = NULL;
a594cfbf 1325
a5d2f727 1326 if (!usb_enabled)
a594cfbf
FB		 1327 return -1;
1328
0958b4cc
GH		 1329 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1330 dev = usbdevice_create(devname);
1331 if (dev)
1332 goto done;
1333
a5d2f727 1334 /* the other ones */
a594cfbf
FB		 1335 if (strstart(devname, "host:", &p)) {
1336 dev = usb_host_device_open(p);
dc72ac14
AZ		 1337 } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1338 dev = usb_bt_init(devname[2] ? hci_init(p) :
1339 bt_new_hci(qemu_find_bt_vlan(0)));
a594cfbf
FB		 1340 } else {
1341 return -1;
1342 }
0d92ed30
PB		 1343 if (!dev)
1344 return -1;
1345
a5d2f727 1346done:
a594cfbf
FB		 1347 return 0;
1348}
1349
1f3870ab
AL		 1350static int usb_device_del(const char *devname)
1351{
1352 int bus_num, addr;
1353 const char *p;
1354
5d0c5750
AL		 1355 if (strstart(devname, "host:", &p))
1356 return usb_host_device_close(p);
1357
a5d2f727 1358 if (!usb_enabled)
1f3870ab
AL		 1359 return -1;
1360
1361 p = strchr(devname, '.');
1362 if (!p)
1363 return -1;
1364 bus_num = strtoul(devname, NULL, 0);
1365 addr = strtoul(p + 1, NULL, 0);
1366
a5d2f727 1367 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1368}
1369
bd3c948d
GH		 1370static int usb_parse(const char *cmdline)
1371{
59d1c1c2
ST		 1372 int r;
1373 r = usb_device_add(cmdline, 0);
1374 if (r < 0) {
1375 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1376 }
1377 return r;
bd3c948d
GH		 1378}
1379
d54908a5 1380void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1381{
59d1c1c2
ST		 1382 const char *devname = qdict_get_str(qdict, "devname");
1383 if (usb_device_add(devname, 1) < 0) {
1ecda02b 1384 error_report("could not add USB device '%s'", devname);
59d1c1c2 1385 }
a594cfbf
FB		 1386}
1387
d54908a5 1388void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1389{
59d1c1c2
ST		 1390 const char *devname = qdict_get_str(qdict, "devname");
1391 if (usb_device_del(devname) < 0) {
1ecda02b 1392 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1393 }
a594cfbf
FB		 1394}
1395
201a51fc
AZ		 1396/***********************************************************/
1397/* PCMCIA/Cardbus */
1398
1399static struct pcmcia_socket_entry_s {
bc24a225 1400 PCMCIASocket *socket;
201a51fc
AZ		 1401 struct pcmcia_socket_entry_s *next;
1402} *pcmcia_sockets = 0;
1403
bc24a225 1404void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 1405{
1406 struct pcmcia_socket_entry_s *entry;
1407
1408 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
1409 entry->socket = socket;
1410 entry->next = pcmcia_sockets;
1411 pcmcia_sockets = entry;
1412}
1413
bc24a225 1414void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1415{
1416 struct pcmcia_socket_entry_s *entry, **ptr;
1417
1418 ptr = &pcmcia_sockets;
1419 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1420 if (entry->socket == socket) {
1421 *ptr = entry->next;
1422 qemu_free(entry);
1423 }
1424}
1425
376253ec 1426void pcmcia_info(Monitor *mon)
201a51fc
AZ		 1427{
1428 struct pcmcia_socket_entry_s *iter;
376253ec 1429
201a51fc 1430 if (!pcmcia_sockets)
376253ec 1431 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1432
1433 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1434 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1435 iter->socket->attached ? iter->socket->card_string :
1436 "Empty");
201a51fc
AZ		 1437}
1438
2ff89790 1439/***********************************************************/
8a7ddc38 1440/* I/O handling */
0824d6fc 1441
c4b1fcc0
FB		 1442typedef struct IOHandlerRecord {
1443 int fd;
7b27a769 1444 IOCanReadHandler *fd_read_poll;
7c9d8e07
FB		 1445 IOHandler *fd_read;
1446 IOHandler *fd_write;
cafffd40 1447 int deleted;
c4b1fcc0
FB		 1448 void *opaque;
1449 /* temporary data */
1450 struct pollfd *ufd;
31d4ee6c 1451 QLIST_ENTRY(IOHandlerRecord) next;
c4b1fcc0
FB		 1452} IOHandlerRecord;
1453
31d4ee6c
JQ		 1454static QLIST_HEAD(, IOHandlerRecord) io_handlers =
1455 QLIST_HEAD_INITIALIZER(io_handlers);
1456
c4b1fcc0 1457
7c9d8e07
FB		 1458/* XXX: fd_read_poll should be suppressed, but an API change is
1459 necessary in the character devices to suppress fd_can_read(). */
5fafdf24 1460int qemu_set_fd_handler2(int fd,
7b27a769 1461 IOCanReadHandler *fd_read_poll,
5fafdf24
TS		 1462 IOHandler *fd_read,
1463 IOHandler *fd_write,
7c9d8e07 1464 void *opaque)
c4b1fcc0 1465{
31d4ee6c 1466 IOHandlerRecord *ioh;
c4b1fcc0 1467
7c9d8e07 1468 if (!fd_read && !fd_write) {
31d4ee6c 1469 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07 1470 if (ioh->fd == fd) {
cafffd40 1471 ioh->deleted = 1;
7c9d8e07
FB		 1472 break;
1473 }
7c9d8e07
FB		 1474 }
1475 } else {
31d4ee6c 1476 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07
FB		 1477 if (ioh->fd == fd)
1478 goto found;
1479 }
1480 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
31d4ee6c 1481 QLIST_INSERT_HEAD(&io_handlers, ioh, next);
7c9d8e07
FB		 1482 found:
1483 ioh->fd = fd;
1484 ioh->fd_read_poll = fd_read_poll;
1485 ioh->fd_read = fd_read;
1486 ioh->fd_write = fd_write;
1487 ioh->opaque = opaque;
cafffd40 1488 ioh->deleted = 0;
7c9d8e07 1489 }
c4b1fcc0
FB		 1490 return 0;
1491}
1492
5fafdf24
TS		 1493int qemu_set_fd_handler(int fd,
1494 IOHandler *fd_read,
1495 IOHandler *fd_write,
7c9d8e07 1496 void *opaque)
8a7ddc38 1497{
7c9d8e07 1498 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
8a7ddc38
FB		 1499}
1500
56f3a5d0 1501#ifdef _WIN32
f331110f
FB		 1502/***********************************************************/
1503/* Polling handling */
1504
1505typedef struct PollingEntry {
1506 PollingFunc *func;
1507 void *opaque;
1508 struct PollingEntry *next;
1509} PollingEntry;
1510
1511static PollingEntry *first_polling_entry;
1512
1513int qemu_add_polling_cb(PollingFunc *func, void *opaque)
1514{
1515 PollingEntry **ppe, *pe;
1516 pe = qemu_mallocz(sizeof(PollingEntry));
f331110f
FB		 1517 pe->func = func;
1518 pe->opaque = opaque;
1519 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
1520 *ppe = pe;
1521 return 0;
1522}
1523
1524void qemu_del_polling_cb(PollingFunc *func, void *opaque)
1525{
1526 PollingEntry **ppe, *pe;
1527 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
1528 pe = *ppe;
1529 if (pe->func == func && pe->opaque == opaque) {
1530 *ppe = pe->next;
1531 qemu_free(pe);
1532 break;
1533 }
1534 }
1535}
1536
a18e524a
FB		 1537/***********************************************************/
1538/* Wait objects support */
1539typedef struct WaitObjects {
1540 int num;
1541 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
1542 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
1543 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
1544} WaitObjects;
1545
1546static WaitObjects wait_objects = {0};
3b46e624 1547
a18e524a
FB		 1548int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
1549{
1550 WaitObjects *w = &wait_objects;
1551
1552 if (w->num >= MAXIMUM_WAIT_OBJECTS)
1553 return -1;
1554 w->events[w->num] = handle;
1555 w->func[w->num] = func;
1556 w->opaque[w->num] = opaque;
1557 w->num++;
1558 return 0;
1559}
1560
1561void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
1562{
1563 int i, found;
1564 WaitObjects *w = &wait_objects;
1565
1566 found = 0;
1567 for (i = 0; i < w->num; i++) {
1568 if (w->events[i] == handle)
1569 found = 1;
1570 if (found) {
1571 w->events[i] = w->events[i + 1];
1572 w->func[i] = w->func[i + 1];
1573 w->opaque[i] = w->opaque[i + 1];
3b46e624 1574 }
a18e524a
FB		 1575 }
1576 if (found)
1577 w->num--;
1578}
1579#endif
1580
cc1daa40
FB		 1581/***********************************************************/
1582/* machine registration */
1583
bdaf78e0 1584static QEMUMachine *first_machine = NULL;
6f338c34 1585QEMUMachine *current_machine = NULL;
cc1daa40
FB		 1586
1587int qemu_register_machine(QEMUMachine *m)
1588{
1589 QEMUMachine **pm;
1590 pm = &first_machine;
1591 while (*pm != NULL)
1592 pm = &(*pm)->next;
1593 m->next = NULL;
1594 *pm = m;
1595 return 0;
1596}
1597
9596ebb7 1598static QEMUMachine *find_machine(const char *name)
cc1daa40
FB		 1599{
1600 QEMUMachine *m;
1601
1602 for(m = first_machine; m != NULL; m = m->next) {
1603 if (!strcmp(m->name, name))
1604 return m;
3f6599e6
MM		 1605 if (m->alias && !strcmp(m->alias, name))
1606 return m;
cc1daa40
FB		 1607 }
1608 return NULL;
1609}
1610
0c257437
AL		 1611static QEMUMachine *find_default_machine(void)
1612{
1613 QEMUMachine *m;
1614
1615 for(m = first_machine; m != NULL; m = m->next) {
1616 if (m->is_default) {
1617 return m;
1618 }
1619 }
1620 return NULL;
1621}
1622
8a7ddc38
FB		 1623/***********************************************************/
1624/* main execution loop */
1625
9596ebb7 1626static void gui_update(void *opaque)
8a7ddc38 1627{
7d957bd8 1628 uint64_t interval = GUI_REFRESH_INTERVAL;
740733bb 1629 DisplayState *ds = opaque;
7d957bd8
AL		 1630 DisplayChangeListener *dcl = ds->listeners;
1631
62a2744c 1632 qemu_flush_coalesced_mmio_buffer();
7d957bd8
AL		 1633 dpy_refresh(ds);
1634
1635 while (dcl != NULL) {
1636 if (dcl->gui_timer_interval &&
1637 dcl->gui_timer_interval < interval)
1638 interval = dcl->gui_timer_interval;
1639 dcl = dcl->next;
1640 }
1641 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock));
8a7ddc38
FB		 1642}
1643
9043b62d
BS		 1644static void nographic_update(void *opaque)
1645{
1646 uint64_t interval = GUI_REFRESH_INTERVAL;
1647
62a2744c 1648 qemu_flush_coalesced_mmio_buffer();
9043b62d
BS		 1649 qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock));
1650}
1651
0bd48850
FB		 1652struct vm_change_state_entry {
1653 VMChangeStateHandler *cb;
1654 void *opaque;
72cf2d4f 1655 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1656};
1657
72cf2d4f 1658static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1659
1660VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1661 void *opaque)
1662{
1663 VMChangeStateEntry *e;
1664
1665 e = qemu_mallocz(sizeof (*e));
0bd48850
FB		 1666
1667 e->cb = cb;
1668 e->opaque = opaque;
72cf2d4f 1669 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1670 return e;
1671}
1672
1673void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1674{
72cf2d4f 1675 QLIST_REMOVE (e, entries);
0bd48850
FB		 1676 qemu_free (e);
1677}
1678
296af7c9 1679void vm_state_notify(int running, int reason)
0bd48850
FB		 1680{
1681 VMChangeStateEntry *e;
1682
1683 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
9781e040 1684 e->cb(e->opaque, running, reason);
0bd48850
FB		 1685 }
1686}
1687
8a7ddc38
FB		 1688void vm_start(void)
1689{
1690 if (!vm_running) {
1691 cpu_enable_ticks();
1692 vm_running = 1;
9781e040 1693 vm_state_notify(1, 0);
d6dc3d42 1694 resume_all_vcpus();
6ed2c484 1695 monitor_protocol_event(QEVENT_RESUME, NULL);
8a7ddc38
FB		 1696 }
1697}
1698
bb0c6722
FB		 1699/* reset/shutdown handler */
1700
1701typedef struct QEMUResetEntry {
72cf2d4f 1702 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1703 QEMUResetHandler *func;
1704 void *opaque;
bb0c6722
FB		 1705} QEMUResetEntry;
1706
72cf2d4f
BS		 1707static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1708 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722
FB		 1709static int reset_requested;
1710static int shutdown_requested;
3475187d 1711static int powerdown_requested;
296af7c9 1712int debug_requested;
7277e027 1713int vmstop_requested;
bb0c6722 1714
cf7a2fe2
AJ		 1715int qemu_shutdown_requested(void)
1716{
1717 int r = shutdown_requested;
1718 shutdown_requested = 0;
1719 return r;
1720}
1721
1722int qemu_reset_requested(void)
1723{
1724 int r = reset_requested;
1725 reset_requested = 0;
1726 return r;
1727}
1728
1729int qemu_powerdown_requested(void)
1730{
1731 int r = powerdown_requested;
1732 powerdown_requested = 0;
1733 return r;
1734}
1735
e568902a
AL		 1736static int qemu_debug_requested(void)
1737{
1738 int r = debug_requested;
1739 debug_requested = 0;
1740 return r;
1741}
1742
6e29f5da
AL		 1743static int qemu_vmstop_requested(void)
1744{
1745 int r = vmstop_requested;
1746 vmstop_requested = 0;
1747 return r;
1748}
1749
a08d4367 1750void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1751{
55ddfe8e 1752 QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
bb0c6722 1753
bb0c6722
FB		 1754 re->func = func;
1755 re->opaque = opaque;
72cf2d4f 1756 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1757}
1758
dda9b29f 1759void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1760{
1761 QEMUResetEntry *re;
1762
72cf2d4f 1763 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1764 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1765 QTAILQ_REMOVE(&reset_handlers, re, entry);
dda9b29f
JK		 1766 qemu_free(re);
1767 return;
1768 }
1769 }
1770}
1771
1772void qemu_system_reset(void)
1773{
1774 QEMUResetEntry *re, *nre;
1775
1776 /* reset all devices */
72cf2d4f 1777 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1778 re->func(re->opaque);
1779 }
81d9b784 1780 monitor_protocol_event(QEVENT_RESET, NULL);
ea375f9a 1781 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1782}
1783
1784void qemu_system_reset_request(void)
1785{
d1beab82
FB		 1786 if (no_reboot) {
1787 shutdown_requested = 1;
1788 } else {
1789 reset_requested = 1;
1790 }
d9f75a4e 1791 qemu_notify_event();
bb0c6722
FB		 1792}
1793
1794void qemu_system_shutdown_request(void)
1795{
1796 shutdown_requested = 1;
d9f75a4e 1797 qemu_notify_event();
bb0c6722
FB		 1798}
1799
3475187d
FB		 1800void qemu_system_powerdown_request(void)
1801{
1802 powerdown_requested = 1;
d9f75a4e
AL		 1803 qemu_notify_event();
1804}
1805
877cf882 1806#ifdef _WIN32
69d6451c 1807static void host_main_loop_wait(int *timeout)
56f3a5d0
AL		 1808{
1809 int ret, ret2, i;
f331110f
FB		 1810 PollingEntry *pe;
1811
c4b1fcc0 1812
f331110f
FB		 1813 /* XXX: need to suppress polling by better using win32 events */
1814 ret = 0;
1815 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
1816 ret |= pe->func(pe->opaque);
1817 }
e6b1e558 1818 if (ret == 0) {
a18e524a
FB		 1819 int err;
1820 WaitObjects *w = &wait_objects;
3b46e624 1821
56f3a5d0 1822 ret = WaitForMultipleObjects(w->num, w->events, FALSE, *timeout);
a18e524a
FB		 1823 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
1824 if (w->func[ret - WAIT_OBJECT_0])
1825 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
3b46e624 1826
5fafdf24 1827 /* Check for additional signaled events */
e6b1e558 1828 for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) {
3b46e624 1829
e6b1e558
TS		 1830 /* Check if event is signaled */
1831 ret2 = WaitForSingleObject(w->events[i], 0);
1832 if(ret2 == WAIT_OBJECT_0) {
1833 if (w->func[i])
1834 w->func[i](w->opaque[i]);
1835 } else if (ret2 == WAIT_TIMEOUT) {
1836 } else {
1837 err = GetLastError();
1838 fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err);
3b46e624
TS		 1839 }
1840 }
a18e524a
FB		 1841 } else if (ret == WAIT_TIMEOUT) {
1842 } else {
1843 err = GetLastError();
e6b1e558 1844 fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err);
a18e524a 1845 }
f331110f 1846 }
56f3a5d0
AL		 1847
1848 *timeout = 0;
1849}
1850#else
69d6451c 1851static void host_main_loop_wait(int *timeout)
56f3a5d0
AL		 1852{
1853}
fd1dff4b 1854#endif
56f3a5d0 1855
d6f4ade2 1856void main_loop_wait(int nonblocking)
56f3a5d0
AL		 1857{
1858 IOHandlerRecord *ioh;
1859 fd_set rfds, wfds, xfds;
1860 int ret, nfds;
1861 struct timeval tv;
d6f4ade2 1862 int timeout;
56f3a5d0 1863
d6f4ade2
PB		 1864 if (nonblocking)
1865 timeout = 0;
1866 else {
1867 timeout = qemu_calculate_timeout();
1868 qemu_bh_update_timeout(&timeout);
1869 }
56f3a5d0
AL		 1870
1871 host_main_loop_wait(&timeout);
1872
fd1dff4b
FB		 1873 /* poll any events */
1874 /* XXX: separate device handlers from system ones */
6abfbd79 1875 nfds = -1;
fd1dff4b
FB		 1876 FD_ZERO(&rfds);
1877 FD_ZERO(&wfds);
e035649e 1878 FD_ZERO(&xfds);
31d4ee6c 1879 QLIST_FOREACH(ioh, &io_handlers, next) {
cafffd40
TS		 1880 if (ioh->deleted)
1881 continue;
fd1dff4b
FB		 1882 if (ioh->fd_read &&
1883 (!ioh->fd_read_poll ||
1884 ioh->fd_read_poll(ioh->opaque) != 0)) {
1885 FD_SET(ioh->fd, &rfds);
1886 if (ioh->fd > nfds)
1887 nfds = ioh->fd;
1888 }
1889 if (ioh->fd_write) {
1890 FD_SET(ioh->fd, &wfds);
1891 if (ioh->fd > nfds)
1892 nfds = ioh->fd;
1893 }
1894 }
3b46e624 1895
56f3a5d0
AL		 1896 tv.tv_sec = timeout / 1000;
1897 tv.tv_usec = (timeout % 1000) * 1000;
1898
d918f23e
JK		 1899 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1900
4870852c 1901 qemu_mutex_unlock_iothread();
e035649e 1902 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
4870852c 1903 qemu_mutex_lock_iothread();
fd1dff4b 1904 if (ret > 0) {
31d4ee6c 1905 IOHandlerRecord *pioh;
cafffd40 1906
31d4ee6c 1907 QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
cafffd40 1908 if (ioh->deleted) {
31d4ee6c 1909 QLIST_REMOVE(ioh, next);
cafffd40 1910 qemu_free(ioh);
4bed9837
JQ		 1911 continue;
1912 }
1913 if (ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
1914 ioh->fd_read(ioh->opaque);
1915 }
1916 if (ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
1917 ioh->fd_write(ioh->opaque);
31d4ee6c 1918 }
cafffd40 1919 }
fd1dff4b 1920 }
d918f23e
JK		 1921
1922 slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
b4608c04 1923
b6964827 1924 qemu_run_all_timers();
21d5d12b 1925
423f0742
PB		 1926 /* Check bottom-halves last in case any of the earlier events triggered
1927 them. */
1928 qemu_bh_poll();
3b46e624 1929
5905b2e5
FB		 1930}
1931
43b96858
AL		 1932static int vm_can_run(void)
1933{
1934 if (powerdown_requested)
1935 return 0;
1936 if (reset_requested)
1937 return 0;
1938 if (shutdown_requested)
1939 return 0;
e568902a
AL		 1940 if (debug_requested)
1941 return 0;
43b96858
AL		 1942 return 1;
1943}
1944
d9c32310
BS		 1945qemu_irq qemu_system_powerdown;
1946
43b96858
AL		 1947static void main_loop(void)
1948{
6e29f5da 1949 int r;
e6e35b1e 1950
7277e027 1951 qemu_main_loop_start();
d6dc3d42 1952
6e29f5da 1953 for (;;) {
43b96858 1954 do {
d6f4ade2 1955 bool nonblocking = false;
e6e35b1e
AL		 1956#ifdef CONFIG_PROFILER
1957 int64_t ti;
1958#endif
d6dc3d42 1959#ifndef CONFIG_IOTHREAD
d6f4ade2 1960 nonblocking = tcg_cpu_exec();
d6dc3d42 1961#endif
89bfc105 1962#ifdef CONFIG_PROFILER
43b96858 1963 ti = profile_getclock();
89bfc105 1964#endif
d6f4ade2 1965 main_loop_wait(nonblocking);
89bfc105 1966#ifdef CONFIG_PROFILER
43b96858 1967 dev_time += profile_getclock() - ti;
89bfc105 1968#endif
e568902a 1969 } while (vm_can_run());
43b96858 1970
54fc6ea9
BS		 1971 if ((r = qemu_debug_requested())) {
1972 vm_stop(r);
b1a15e7e 1973 }
43b96858 1974 if (qemu_shutdown_requested()) {
242cd003 1975 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
43b96858
AL		 1976 if (no_shutdown) {
1977 vm_stop(0);
1978 no_shutdown = 0;
1979 } else
1980 break;
1981 }
d6dc3d42
AL		 1982 if (qemu_reset_requested()) {
1983 pause_all_vcpus();
43b96858 1984 qemu_system_reset();
d6dc3d42
AL		 1985 resume_all_vcpus();
1986 }
d9c32310 1987 if (qemu_powerdown_requested()) {
242cd003 1988 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
d9c32310
BS		 1989 qemu_irq_raise(qemu_system_powerdown);
1990 }
b1a15e7e 1991 if ((r = qemu_vmstop_requested())) {
6e29f5da 1992 vm_stop(r);
b1a15e7e 1993 }
b4608c04 1994 }
d6dc3d42 1995 pause_all_vcpus();
b4608c04
FB		 1996}
1997
9bd7e6d9
PB		 1998static void version(void)
1999{
f75ca1ae 2000 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 2001}
2002
15f82208 2003static void help(int exitcode)
0824d6fc 2004{
e8105ebb 2005 const char *options_help =
ad96090a
BS		 2006#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
2007 opt_help
5824d651
BS		 2008#define DEFHEADING(text) stringify(text) "\n"
2009#include "qemu-options.h"
2010#undef DEF
2011#undef DEFHEADING
2012#undef GEN_DOCS
e8105ebb
PB		 2013 ;
2014 version();
2015 printf("usage: %s [options] [disk_image]\n"
2016 "\n"
f75ca1ae 2017 "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
3f020d70 2018 "\n"
e8105ebb 2019 "%s\n"
3f020d70 2020 "During emulation, the following keys are useful:\n"
2021 "ctrl-alt-f toggle full screen\n"
2022 "ctrl-alt-n switch to virtual console 'n'\n"
2023 "ctrl-alt toggle mouse and keyboard grab\n"
2024 "\n"
e8105ebb
PB		 2025 "When using -nographic, press 'ctrl-a h' to get some help.\n",
2026 "qemu",
2027 options_help);
15f82208 2028 exit(exitcode);
0824d6fc
FB		 2029}
2030
cd6f1169
FB		 2031#define HAS_ARG 0x0001
2032
2033enum {
ad96090a 2034#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
5824d651
BS		 2035 opt_enum,
2036#define DEFHEADING(text)
2037#include "qemu-options.h"
2038#undef DEF
2039#undef DEFHEADING
2040#undef GEN_DOCS
cd6f1169
FB		 2041};
2042
2043typedef struct QEMUOption {
2044 const char *name;
2045 int flags;
2046 int index;
ad96090a 2047 uint32_t arch_mask;
cd6f1169
FB		 2048} QEMUOption;
2049
dbed7e40 2050static const QEMUOption qemu_options[] = {
ad96090a
BS		 2051 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2052#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
2053 { option, opt_arg, opt_enum, arch_mask },
5824d651
BS		 2054#define DEFHEADING(text)
2055#include "qemu-options.h"
2056#undef DEF
2057#undef DEFHEADING
2058#undef GEN_DOCS
cd6f1169 2059 { NULL },
fc01f7e7 2060};
3893c124 2061static void select_vgahw (const char *p)
2062{
2063 const char *opts;
2064
64465297 2065 default_vga = 0;
86176759 2066 vga_interface_type = VGA_NONE;
3893c124 2067 if (strstart(p, "std", &opts)) {
86176759 2068 vga_interface_type = VGA_STD;
3893c124 2069 } else if (strstart(p, "cirrus", &opts)) {
86176759 2070 vga_interface_type = VGA_CIRRUS;
3893c124 2071 } else if (strstart(p, "vmware", &opts)) {
86176759 2072 vga_interface_type = VGA_VMWARE;
94909d9f 2073 } else if (strstart(p, "xenfb", &opts)) {
86176759 2074 vga_interface_type = VGA_XENFB;
28b85ed8 2075 } else if (!strstart(p, "none", &opts)) {
3893c124 2076 invalid_vga:
2077 fprintf(stderr, "Unknown vga type: %s\n", p);
2078 exit(1);
2079 }
cb5a7aa8 2080 while (*opts) {
2081 const char *nextopt;
2082
2083 if (strstart(opts, ",retrace=", &nextopt)) {
2084 opts = nextopt;
2085 if (strstart(opts, "dumb", &nextopt))
2086 vga_retrace_method = VGA_RETRACE_DUMB;
2087 else if (strstart(opts, "precise", &nextopt))
2088 vga_retrace_method = VGA_RETRACE_PRECISE;
2089 else goto invalid_vga;
2090 } else goto invalid_vga;
2091 opts = nextopt;
2092 }
3893c124 2093}
2094
7d4c3d53
MA		 2095static int balloon_parse(const char *arg)
2096{
382f0743 2097 QemuOpts *opts;
7d4c3d53 2098
382f0743
GH		 2099 if (strcmp(arg, "none") == 0) {
2100 return 0;
2101 }
2102
2103 if (!strncmp(arg, "virtio", 6)) {
2104 if (arg[6] == ',') {
2105 /* have params -> parse them */
8212c64f 2106 opts = qemu_opts_parse(&qemu_device_opts, arg+7, 0);
382f0743
GH		 2107 if (!opts)
2108 return -1;
2109 } else {
2110 /* create empty opts */
2111 opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
7d4c3d53 2112 }
382f0743
GH		 2113 qemu_opt_set(opts, "driver", "virtio-balloon-pci");
2114 return 0;
7d4c3d53 2115 }
382f0743
GH		 2116
2117 return -1;
7d4c3d53 2118}
7d4c3d53 2119
3587d7e6
FB		 2120#ifdef _WIN32
2121static BOOL WINAPI qemu_ctrl_handler(DWORD type)
2122{
2123 exit(STATUS_CONTROL_C_EXIT);
2124 return TRUE;
2125}
2126#endif
2127
5b08fc10
AL		 2128#ifndef _WIN32
2129
2130static void termsig_handler(int signal)
2131{
2132 qemu_system_shutdown_request();
2133}
2134
7c3370d4
JK		 2135static void sigchld_handler(int signal)
2136{
2137 waitpid(-1, NULL, WNOHANG);
2138}
2139
2140static void sighandler_setup(void)
5b08fc10
AL		 2141{
2142 struct sigaction act;
2143
2144 memset(&act, 0, sizeof(act));
2145 act.sa_handler = termsig_handler;
2146 sigaction(SIGINT, &act, NULL);
2147 sigaction(SIGHUP, &act, NULL);
2148 sigaction(SIGTERM, &act, NULL);
7c3370d4
JK		 2149
2150 act.sa_handler = sigchld_handler;
2151 act.sa_flags = SA_NOCLDSTOP;
2152 sigaction(SIGCHLD, &act, NULL);
5b08fc10
AL		 2153}
2154
2155#endif
2156
5cea8590
PB		 2157#ifdef _WIN32
2158/* Look for support files in the same directory as the executable. */
2159static char *find_datadir(const char *argv0)
2160{
2161 char *p;
2162 char buf[MAX_PATH];
2163 DWORD len;
2164
2165 len = GetModuleFileName(NULL, buf, sizeof(buf) - 1);
2166 if (len == 0) {
c5947808 2167 return NULL;
5cea8590
PB		 2168 }
2169
2170 buf[len] = 0;
2171 p = buf + len - 1;
2172 while (p != buf && *p != '\\')
2173 p--;
2174 *p = 0;
2175 if (access(buf, R_OK) == 0) {
2176 return qemu_strdup(buf);
2177 }
2178 return NULL;
2179}
2180#else /* !_WIN32 */
2181
2182/* Find a likely location for support files using the location of the binary.
2183 For installed binaries this will be "$bindir/../share/qemu". When
2184 running from the build tree this will be "$bindir/../pc-bios". */
2185#define SHARE_SUFFIX "/share/qemu"
2186#define BUILD_SUFFIX "/pc-bios"
2187static char *find_datadir(const char *argv0)
2188{
2189 char *dir;
2190 char *p = NULL;
2191 char *res;
5cea8590 2192 char buf[PATH_MAX];
3a41759d 2193 size_t max_len;
5cea8590
PB		 2194
2195#if defined(__linux__)
2196 {
2197 int len;
2198 len = readlink("/proc/self/exe", buf, sizeof(buf) - 1);
2199 if (len > 0) {
2200 buf[len] = 0;
2201 p = buf;
2202 }
2203 }
2204#elif defined(__FreeBSD__)
2205 {
92c0e657
JL		 2206 static int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
2207 size_t len = sizeof(buf) - 1;
2208
2209 *buf = '\0';
2210 if (!sysctl(mib, sizeof(mib)/sizeof(*mib), buf, &len, NULL, 0) &&
2211 *buf) {
2212 buf[sizeof(buf) - 1] = '\0';
5cea8590
PB		 2213 p = buf;
2214 }
2215 }
2216#endif
2217 /* If we don't have any way of figuring out the actual executable
2218 location then try argv[0]. */
2219 if (!p) {
4d224196 2220 p = realpath(argv0, buf);
5cea8590
PB		 2221 if (!p) {
2222 return NULL;
2223 }
2224 }
2225 dir = dirname(p);
2226 dir = dirname(dir);
2227
3a41759d
BS		 2228 max_len = strlen(dir) +
2229 MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1;
2230 res = qemu_mallocz(max_len);
2231 snprintf(res, max_len, "%s%s", dir, SHARE_SUFFIX);
5cea8590 2232 if (access(res, R_OK)) {
3a41759d 2233 snprintf(res, max_len, "%s%s", dir, BUILD_SUFFIX);
5cea8590
PB		 2234 if (access(res, R_OK)) {
2235 qemu_free(res);
2236 res = NULL;
2237 }
2238 }
4d224196 2239
5cea8590
PB		 2240 return res;
2241}
2242#undef SHARE_SUFFIX
2243#undef BUILD_SUFFIX
2244#endif
2245
2246char *qemu_find_file(int type, const char *name)
2247{
2248 int len;
2249 const char *subdir;
2250 char *buf;
2251
2252 /* If name contains path separators then try it as a straight path. */
2253 if ((strchr(name, '/') || strchr(name, '\\'))
2254 && access(name, R_OK) == 0) {
73ffc805 2255 return qemu_strdup(name);
5cea8590
PB		 2256 }
2257 switch (type) {
2258 case QEMU_FILE_TYPE_BIOS:
2259 subdir = "";
2260 break;
2261 case QEMU_FILE_TYPE_KEYMAP:
2262 subdir = "keymaps/";
2263 break;
2264 default:
2265 abort();
2266 }
2267 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
2268 buf = qemu_mallocz(len);
3a41759d 2269 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
5cea8590
PB		 2270 if (access(buf, R_OK)) {
2271 qemu_free(buf);
2272 return NULL;
2273 }
2274 return buf;
2275}
2276
ff952ba2
MA		 2277static int device_help_func(QemuOpts *opts, void *opaque)
2278{
2279 return qdev_device_help(opts);
2280}
2281
f31d07d1
GH		 2282static int device_init_func(QemuOpts *opts, void *opaque)
2283{
2284 DeviceState *dev;
2285
2286 dev = qdev_device_add(opts);
2287 if (!dev)
2288 return -1;
2289 return 0;
2290}
2291
1a688d3b
GH		 2292static int chardev_init_func(QemuOpts *opts, void *opaque)
2293{
2294 CharDriverState *chr;
2295
2296 chr = qemu_chr_open_opts(opts, NULL);
2297 if (!chr)
2298 return -1;
2299 return 0;
2300}
2301
74db920c
GS		 2302#ifdef CONFIG_LINUX
2303static int fsdev_init_func(QemuOpts *opts, void *opaque)
2304{
2305 int ret;
2306 ret = qemu_fsdev_add(opts);
2307
2308 return ret;
2309}
2310#endif
2311
88589343
GH		 2312static int mon_init_func(QemuOpts *opts, void *opaque)
2313{
2314 CharDriverState *chr;
2315 const char *chardev;
2316 const char *mode;
2317 int flags;
2318
2319 mode = qemu_opt_get(opts, "mode");
2320 if (mode == NULL) {
2321 mode = "readline";
2322 }
2323 if (strcmp(mode, "readline") == 0) {
2324 flags = MONITOR_USE_READLINE;
2325 } else if (strcmp(mode, "control") == 0) {
2326 flags = MONITOR_USE_CONTROL;
2327 } else {
2328 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2329 exit(1);
2330 }
2331
2332 if (qemu_opt_get_bool(opts, "default", 0))
2333 flags |= MONITOR_IS_DEFAULT;
2334
2335 chardev = qemu_opt_get(opts, "chardev");
2336 chr = qemu_chr_find(chardev);
2337 if (chr == NULL) {
2338 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2339 exit(1);
2340 }
2341
2342 monitor_init(chr, flags);
2343 return 0;
2344}
2345
6ca5582d 2346static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 2347{
2348 static int monitor_device_index = 0;
2349 QemuOpts *opts;
2350 const char *p;
2351 char label[32];
2352 int def = 0;
2353
2354 if (strstart(optarg, "chardev:", &p)) {
2355 snprintf(label, sizeof(label), "%s", p);
2356 } else {
140e065d
JK		 2357 snprintf(label, sizeof(label), "compat_monitor%d",
2358 monitor_device_index);
2359 if (monitor_device_index == 0) {
88589343
GH		 2360 def = 1;
2361 }
2362 opts = qemu_chr_parse_compat(label, optarg);
2363 if (!opts) {
2364 fprintf(stderr, "parse error: %s\n", optarg);
2365 exit(1);
2366 }
2367 }
2368
2369 opts = qemu_opts_create(&qemu_mon_opts, label, 1);
2370 if (!opts) {
2371 fprintf(stderr, "duplicate chardev: %s\n", label);
2372 exit(1);
2373 }
6ca5582d 2374 qemu_opt_set(opts, "mode", mode);
88589343
GH		 2375 qemu_opt_set(opts, "chardev", label);
2376 if (def)
2377 qemu_opt_set(opts, "default", "on");
2378 monitor_device_index++;
2379}
2380
bd3c948d
GH		 2381struct device_config {
2382 enum {
aee1b935
GH		 2383 DEV_USB, /* -usbdevice */
2384 DEV_BT, /* -bt */
2385 DEV_SERIAL, /* -serial */
2386 DEV_PARALLEL, /* -parallel */
2387 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2388 DEV_DEBUGCON, /* -debugcon */
bd3c948d
GH		 2389 } type;
2390 const char *cmdline;
72cf2d4f 2391 QTAILQ_ENTRY(device_config) next;
bd3c948d 2392};
72cf2d4f 2393QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2394
2395static void add_device_config(int type, const char *cmdline)
2396{
2397 struct device_config *conf;
2398
2399 conf = qemu_mallocz(sizeof(*conf));
2400 conf->type = type;
2401 conf->cmdline = cmdline;
72cf2d4f 2402 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2403}
2404
2405static int foreach_device_config(int type, int (*func)(const char *cmdline))
2406{
2407 struct device_config *conf;
2408 int rc;
2409
72cf2d4f 2410 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2411 if (conf->type != type)
2412 continue;
2413 rc = func(conf->cmdline);
2414 if (0 != rc)
2415 return rc;
2416 }
2417 return 0;
2418}
2419
998bbd74
GH		 2420static int serial_parse(const char *devname)
2421{
2422 static int index = 0;
2423 char label[32];
2424
2425 if (strcmp(devname, "none") == 0)
2426 return 0;
2427 if (index == MAX_SERIAL_PORTS) {
2428 fprintf(stderr, "qemu: too many serial ports\n");
2429 exit(1);
2430 }
2431 snprintf(label, sizeof(label), "serial%d", index);
2432 serial_hds[index] = qemu_chr_open(label, devname, NULL);
2433 if (!serial_hds[index]) {
2434 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
2435 devname, strerror(errno));
2436 return -1;
2437 }
2438 index++;
2439 return 0;
2440}
2441
6a5e8b0e
GH		 2442static int parallel_parse(const char *devname)
2443{
2444 static int index = 0;
2445 char label[32];
2446
2447 if (strcmp(devname, "none") == 0)
2448 return 0;
2449 if (index == MAX_PARALLEL_PORTS) {
2450 fprintf(stderr, "qemu: too many parallel ports\n");
2451 exit(1);
2452 }
2453 snprintf(label, sizeof(label), "parallel%d", index);
2454 parallel_hds[index] = qemu_chr_open(label, devname, NULL);
2455 if (!parallel_hds[index]) {
2456 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
2457 devname, strerror(errno));
2458 return -1;
2459 }
2460 index++;
2461 return 0;
2462}
2463
aee1b935
GH		 2464static int virtcon_parse(const char *devname)
2465{
2466 static int index = 0;
2467 char label[32];
392ecf54 2468 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2469
2470 if (strcmp(devname, "none") == 0)
2471 return 0;
2472 if (index == MAX_VIRTIO_CONSOLES) {
2473 fprintf(stderr, "qemu: too many virtio consoles\n");
2474 exit(1);
2475 }
392ecf54
AS		 2476
2477 bus_opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
2478 qemu_opt_set(bus_opts, "driver", "virtio-serial");
2479
2480 dev_opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
2481 qemu_opt_set(dev_opts, "driver", "virtconsole");
2482
aee1b935
GH		 2483 snprintf(label, sizeof(label), "virtcon%d", index);
2484 virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
2485 if (!virtcon_hds[index]) {
2486 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
2487 devname, strerror(errno));
2488 return -1;
2489 }
392ecf54
AS		 2490 qemu_opt_set(dev_opts, "chardev", label);
2491
aee1b935
GH		 2492 index++;
2493 return 0;
2494}
2495
c9f398e5
PA		 2496static int debugcon_parse(const char *devname)
2497{
2498 QemuOpts *opts;
2499
2500 if (!qemu_chr_open("debugcon", devname, NULL)) {
2501 exit(1);
2502 }
2503 opts = qemu_opts_create(&qemu_device_opts, "debugcon", 1);
2504 if (!opts) {
2505 fprintf(stderr, "qemu: already have a debugcon device\n");
2506 exit(1);
2507 }
2508 qemu_opt_set(opts, "driver", "isa-debugcon");
2509 qemu_opt_set(opts, "chardev", "debugcon");
2510 return 0;
2511}
2512
6530a97b
AL		 2513static const QEMUOption *lookup_opt(int argc, char **argv,
2514 const char **poptarg, int *poptind)
2515{
2516 const QEMUOption *popt;
2517 int optind = *poptind;
2518 char *r = argv[optind];
2519 const char *optarg;
2520
0f0bc3f1 2521 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2522 optind++;
2523 /* Treat --foo the same as -foo. */
2524 if (r[1] == '-')
2525 r++;
2526 popt = qemu_options;
2527 for(;;) {
2528 if (!popt->name) {
0f0bc3f1 2529 error_report("invalid option");
6530a97b
AL		 2530 exit(1);
2531 }
2532 if (!strcmp(popt->name, r + 1))
2533 break;
2534 popt++;
2535 }
2536 if (popt->flags & HAS_ARG) {
2537 if (optind >= argc) {
0f0bc3f1 2538 error_report("requires an argument");
6530a97b
AL		 2539 exit(1);
2540 }
2541 optarg = argv[optind++];
0f0bc3f1 2542 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2543 } else {
2544 optarg = NULL;
2545 }
2546
2547 *poptarg = optarg;
2548 *poptind = optind;
2549
2550 return popt;
2551}
2552
902b3d5c 2553int main(int argc, char **argv, char **envp)
0824d6fc 2554{
59030a8c 2555 const char *gdbstub_dev = NULL;
e4bcb14c 2556 int i;
da1fcfda 2557 int snapshot, linux_boot;
4e3de9e9 2558 const char *icount_option = NULL;
7f7f9873 2559 const char *initrd_filename;
a20dd508 2560 const char *kernel_filename, *kernel_cmdline;
195325a4 2561 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
3023f332 2562 DisplayState *ds;
7d957bd8 2563 DisplayChangeListener *dcl;
46d4767d 2564 int cyls, heads, secs, translation;
f31d07d1 2565 QemuOpts *hda_opts = NULL, *opts;
cd6f1169 2566 int optind;
6530a97b 2567 const char *optarg;
d63d307f 2568 const char *loadvm = NULL;
cc1daa40 2569 QEMUMachine *machine;
94fc95cd 2570 const char *cpu_model;
b9e82a59 2571#ifndef _WIN32
71e3ceb8 2572 int fds[2];
b9e82a59 2573#endif
26a5f13b 2574 int tb_size;
93815bc2 2575 const char *pid_file = NULL;
5bb7910a 2576 const char *incoming = NULL;
b9e82a59 2577#ifndef _WIN32
54042bcf
AL		 2578 int fd = 0;
2579 struct passwd *pwd = NULL;
0858532e
AL		 2580 const char *chroot_dir = NULL;
2581 const char *run_as = NULL;
b9e82a59 2582#endif
993fbfdb 2583 int show_vnc_port = 0;
292444cb 2584 int defconfig = 1;
0bd48850 2585
65abca0a
MA		 2586 error_set_progname(argv[0]);
2587
6875204c
JK		 2588 init_clocks();
2589
902b3d5c 2590 qemu_cache_utils_init(envp);
2591
72cf2d4f 2592 QLIST_INIT (&vm_change_state_head);
be995c27
FB		 2593#ifndef _WIN32
2594 {
2595 struct sigaction act;
2596 sigfillset(&act.sa_mask);
2597 act.sa_flags = 0;
2598 act.sa_handler = SIG_IGN;
2599 sigaction(SIGPIPE, &act, NULL);
2600 }
3587d7e6
FB		 2601#else
2602 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
a8e5ac33
FB		 2603 /* Note: cpu_interrupt() is currently not SMP safe, so we force
2604 QEMU to run on a single CPU */
2605 {
2606 HANDLE h;
2607 DWORD mask, smask;
2608 int i;
2609 h = GetCurrentProcess();
2610 if (GetProcessAffinityMask(h, &mask, &smask)) {
2611 for(i = 0; i < 32; i++) {
2612 if (mask & (1 << i))
2613 break;
2614 }
2615 if (i != 32) {
2616 mask = 1 << i;
2617 SetProcessAffinityMask(h, mask);
2618 }
2619 }
2620 }
67b915a5 2621#endif
be995c27 2622
f80f9ec9 2623 module_call_init(MODULE_INIT_MACHINE);
0c257437 2624 machine = find_default_machine();
94fc95cd 2625 cpu_model = NULL;
fc01f7e7 2626 initrd_filename = NULL;
4fc5d071 2627 ram_size = 0;
33e3963e 2628 snapshot = 0;
a20dd508
FB		 2629 kernel_filename = NULL;
2630 kernel_cmdline = "";
c4b1fcc0 2631 cyls = heads = secs = 0;
46d4767d 2632 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2633
268a362c
AL		 2634 for (i = 0; i < MAX_NODES; i++) {
2635 node_mem[i] = 0;
2636 node_cpumask[i] = 0;
2637 }
2638
268a362c 2639 nb_numa_nodes = 0;
7c9d8e07 2640 nb_nics = 0;
3b46e624 2641
26a5f13b 2642 tb_size = 0;
41bd639b
BS		 2643 autostart= 1;
2644
292444cb
AL		 2645 /* first pass of option parsing */
2646 optind = 1;
2647 while (optind < argc) {
2648 if (argv[optind][0] != '-') {
2649 /* disk image */
28e68d68 2650 optind++;
292444cb
AL		 2651 continue;
2652 } else {
2653 const QEMUOption *popt;
2654
2655 popt = lookup_opt(argc, argv, &optarg, &optind);
2656 switch (popt->index) {
2657 case QEMU_OPTION_nodefconfig:
2658 defconfig=0;
2659 break;
2660 }
2661 }
2662 }
2663
2664 if (defconfig) {
dcfb0939 2665 int ret;
cf5a65aa 2666
dcfb0939 2667 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
019e78ba 2668 if (ret < 0 && ret != -ENOENT) {
dcfb0939 2669 exit(1);
292444cb
AL		 2670 }
2671
dcfb0939 2672 ret = qemu_read_config_file(arch_config_name);
019e78ba 2673 if (ret < 0 && ret != -ENOENT) {
dcfb0939 2674 exit(1);
292444cb
AL		 2675 }
2676 }
de06f8d1 2677 cpudef_init();
292444cb
AL		 2678
2679 /* second pass of option parsing */
cd6f1169 2680 optind = 1;
0824d6fc 2681 for(;;) {
cd6f1169 2682 if (optind >= argc)
0824d6fc 2683 break;
6530a97b 2684 if (argv[optind][0] != '-') {
9dfd7c7a 2685 hda_opts = drive_add(argv[optind++], HD_ALIAS, 0);
cd6f1169
FB		 2686 } else {
2687 const QEMUOption *popt;
2688
6530a97b 2689 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2690 if (!(popt->arch_mask & arch_type)) {
2691 printf("Option %s not supported for this target\n", popt->name);
2692 exit(1);
2693 }
cd6f1169 2694 switch(popt->index) {
cc1daa40
FB		 2695 case QEMU_OPTION_M:
2696 machine = find_machine(optarg);
2697 if (!machine) {
2698 QEMUMachine *m;
2699 printf("Supported machines are:\n");
2700 for(m = first_machine; m != NULL; m = m->next) {
3f6599e6
MM		 2701 if (m->alias)
2702 printf("%-10s %s (alias of %s)\n",
2703 m->alias, m->desc, m->name);
cc1daa40 2704 printf("%-10s %s%s\n",
5fafdf24 2705 m->name, m->desc,
0c257437 2706 m->is_default ? " (default)" : "");
cc1daa40 2707 }
15f82208 2708 exit(*optarg != '?');
cc1daa40
FB		 2709 }
2710 break;
94fc95cd
JM		 2711 case QEMU_OPTION_cpu:
2712 /* hw initialization will check this */
15f82208 2713 if (*optarg == '?') {
262353cb 2714 list_cpus(stdout, &fprintf, optarg);
15f82208 2715 exit(0);
94fc95cd
JM		 2716 } else {
2717 cpu_model = optarg;
2718 }
2719 break;
cd6f1169 2720 case QEMU_OPTION_initrd:
fc01f7e7
FB		 2721 initrd_filename = optarg;
2722 break;
cd6f1169 2723 case QEMU_OPTION_hda:
e4bcb14c 2724 if (cyls == 0)
9dfd7c7a 2725 hda_opts = drive_add(optarg, HD_ALIAS, 0);
e4bcb14c 2726 else
9dfd7c7a 2727 hda_opts = drive_add(optarg, HD_ALIAS
e4bcb14c 2728 ",cyls=%d,heads=%d,secs=%d%s",
609497ab 2729 0, cyls, heads, secs,
e4bcb14c
TS		 2730 translation == BIOS_ATA_TRANSLATION_LBA ?
2731 ",trans=lba" :
2732 translation == BIOS_ATA_TRANSLATION_NONE ?
2733 ",trans=none" : "");
2734 break;
cd6f1169 2735 case QEMU_OPTION_hdb:
cc1daa40
FB		 2736 case QEMU_OPTION_hdc:
2737 case QEMU_OPTION_hdd:
609497ab 2738 drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda);
fc01f7e7 2739 break;
e4bcb14c 2740 case QEMU_OPTION_drive:
609497ab 2741 drive_add(NULL, "%s", optarg);
e4bcb14c 2742 break;
d058fe03
GH		 2743 case QEMU_OPTION_set:
2744 if (qemu_set_option(optarg) != 0)
2745 exit(1);
2746 break;
d0fef6fb
GH		 2747 case QEMU_OPTION_global:
2748 if (qemu_global_option(optarg) != 0)
2749 exit(1);
2750 break;
3e3d5815 2751 case QEMU_OPTION_mtdblock:
609497ab 2752 drive_add(optarg, MTD_ALIAS);
3e3d5815 2753 break;
a1bb27b1 2754 case QEMU_OPTION_sd:
609497ab 2755 drive_add(optarg, SD_ALIAS);
a1bb27b1 2756 break;
86f55663 2757 case QEMU_OPTION_pflash:
609497ab 2758 drive_add(optarg, PFLASH_ALIAS);
86f55663 2759 break;
cd6f1169 2760 case QEMU_OPTION_snapshot:
33e3963e
FB		 2761 snapshot = 1;
2762 break;
cd6f1169 2763 case QEMU_OPTION_hdachs:
330d0414 2764 {
330d0414
FB		 2765 const char *p;
2766 p = optarg;
2767 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2768 if (cyls < 1 || cyls > 16383)
2769 goto chs_fail;
330d0414
FB		 2770 if (*p != ',')
2771 goto chs_fail;
2772 p++;
2773 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2774 if (heads < 1 || heads > 16)
2775 goto chs_fail;
330d0414
FB		 2776 if (*p != ',')
2777 goto chs_fail;
2778 p++;
2779 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2780 if (secs < 1 || secs > 63)
2781 goto chs_fail;
2782 if (*p == ',') {
2783 p++;
2784 if (!strcmp(p, "none"))
2785 translation = BIOS_ATA_TRANSLATION_NONE;
2786 else if (!strcmp(p, "lba"))
2787 translation = BIOS_ATA_TRANSLATION_LBA;
2788 else if (!strcmp(p, "auto"))
2789 translation = BIOS_ATA_TRANSLATION_AUTO;
2790 else
2791 goto chs_fail;
2792 } else if (*p != '\0') {
c4b1fcc0 2793 chs_fail:
46d4767d
FB		 2794 fprintf(stderr, "qemu: invalid physical CHS format\n");
2795 exit(1);
c4b1fcc0 2796 }
9dfd7c7a
GH		 2797 if (hda_opts != NULL) {
2798 char num[16];
2799 snprintf(num, sizeof(num), "%d", cyls);
2800 qemu_opt_set(hda_opts, "cyls", num);
2801 snprintf(num, sizeof(num), "%d", heads);
2802 qemu_opt_set(hda_opts, "heads", num);
2803 snprintf(num, sizeof(num), "%d", secs);
2804 qemu_opt_set(hda_opts, "secs", num);
2805 if (translation == BIOS_ATA_TRANSLATION_LBA)
2806 qemu_opt_set(hda_opts, "trans", "lba");
2807 if (translation == BIOS_ATA_TRANSLATION_NONE)
2808 qemu_opt_set(hda_opts, "trans", "none");
2809 }
330d0414
FB		 2810 }
2811 break;
268a362c
AL		 2812 case QEMU_OPTION_numa:
2813 if (nb_numa_nodes >= MAX_NODES) {
2814 fprintf(stderr, "qemu: too many NUMA nodes\n");
2815 exit(1);
2816 }
2817 numa_add(optarg);
2818 break;
cd6f1169 2819 case QEMU_OPTION_nographic:
993fbfdb 2820 display_type = DT_NOGRAPHIC;
a20dd508 2821 break;
4d3b6f6e
AZ		 2822#ifdef CONFIG_CURSES
2823 case QEMU_OPTION_curses:
993fbfdb 2824 display_type = DT_CURSES;
4d3b6f6e
AZ		 2825 break;
2826#endif
a171fe39
AZ		 2827 case QEMU_OPTION_portrait:
2828 graphic_rotate = 1;
2829 break;
cd6f1169 2830 case QEMU_OPTION_kernel:
a20dd508
FB		 2831 kernel_filename = optarg;
2832 break;
cd6f1169 2833 case QEMU_OPTION_append:
a20dd508 2834 kernel_cmdline = optarg;
313aa567 2835 break;
cd6f1169 2836 case QEMU_OPTION_cdrom:
609497ab 2837 drive_add(optarg, CDROM_ALIAS);
36b486bb 2838 break;
cd6f1169 2839 case QEMU_OPTION_boot:
28c5af54 2840 {
ef3adf68 2841 static const char * const params[] = {
95387491 2842 "order", "once", "menu", NULL
ef3adf68
JK		 2843 };
2844 char buf[sizeof(boot_devices)];
e0f084bf 2845 char *standard_boot_devices;
ef3adf68
JK		 2846 int legacy = 0;
2847
2848 if (!strchr(optarg, '=')) {
2849 legacy = 1;
2850 pstrcpy(buf, sizeof(buf), optarg);
2851 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2852 fprintf(stderr,
2853 "qemu: unknown boot parameter '%s' in '%s'\n",
2854 buf, optarg);
2855 exit(1);
2856 }
2857
2858 if (legacy ||
2859 get_param_value(buf, sizeof(buf), "order", optarg)) {
4e9e9d6e 2860 validate_bootdevices(buf);
ef3adf68 2861 pstrcpy(boot_devices, sizeof(boot_devices), buf);
28c5af54 2862 }
e0f084bf
JK		 2863 if (!legacy) {
2864 if (get_param_value(buf, sizeof(buf),
2865 "once", optarg)) {
4e9e9d6e 2866 validate_bootdevices(buf);
e0f084bf
JK		 2867 standard_boot_devices = qemu_strdup(boot_devices);
2868 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2869 qemu_register_reset(restore_boot_devices,
2870 standard_boot_devices);
2871 }
95387491
JK		 2872 if (get_param_value(buf, sizeof(buf),
2873 "menu", optarg)) {
2874 if (!strcmp(buf, "on")) {
2875 boot_menu = 1;
2876 } else if (!strcmp(buf, "off")) {
2877 boot_menu = 0;
2878 } else {
2879 fprintf(stderr,
2880 "qemu: invalid option value '%s'\n",
2881 buf);
2882 exit(1);
2883 }
2884 }
e0f084bf 2885 }
36b486bb
FB		 2886 }
2887 break;
cd6f1169 2888 case QEMU_OPTION_fda:
cd6f1169 2889 case QEMU_OPTION_fdb:
609497ab 2890 drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda);
c45886db 2891 break;
52ca8d6a
FB		 2892 case QEMU_OPTION_no_fd_bootchk:
2893 fd_bootchk = 0;
2894 break;
a1ea458f
MM		 2895 case QEMU_OPTION_netdev:
2896 if (net_client_parse(&qemu_netdev_opts, optarg) == -1) {
2897 exit(1);
2898 }
2899 break;
7c9d8e07 2900 case QEMU_OPTION_net:
7f161aae 2901 if (net_client_parse(&qemu_net_opts, optarg) == -1) {
c4b1fcc0
FB		 2902 exit(1);
2903 }
702c651c 2904 break;
c7f74643
FB		 2905#ifdef CONFIG_SLIRP
2906 case QEMU_OPTION_tftp:
ad196a9d 2907 legacy_tftp_prefix = optarg;
9bf05444 2908 break;
47d5d01a 2909 case QEMU_OPTION_bootp:
ad196a9d 2910 legacy_bootp_filename = optarg;
47d5d01a 2911 break;
c94c8d64 2912#ifndef _WIN32
9d728e8c 2913 case QEMU_OPTION_smb:
0752706d
MA		 2914 if (net_slirp_smb(optarg) < 0)
2915 exit(1);
9d728e8c 2916 break;
c94c8d64 2917#endif
9bf05444 2918 case QEMU_OPTION_redir:
0752706d
MA		 2919 if (net_slirp_redir(optarg) < 0)
2920 exit(1);
9bf05444 2921 break;
c7f74643 2922#endif
dc72ac14 2923 case QEMU_OPTION_bt:
bd3c948d 2924 add_device_config(DEV_BT, optarg);
dc72ac14 2925 break;
1d14ffa9 2926 case QEMU_OPTION_audio_help:
ad96090a
BS		 2927 if (!(audio_available())) {
2928 printf("Option %s not supported for this target\n", popt->name);
2929 exit(1);
2930 }
1d14ffa9
FB		 2931 AUD_help ();
2932 exit (0);
2933 break;
2934 case QEMU_OPTION_soundhw:
ad96090a
BS		 2935 if (!(audio_available())) {
2936 printf("Option %s not supported for this target\n", popt->name);
2937 exit(1);
2938 }
1d14ffa9
FB		 2939 select_soundhw (optarg);
2940 break;
cd6f1169 2941 case QEMU_OPTION_h:
15f82208 2942 help(0);
cd6f1169 2943 break;
9bd7e6d9
PB		 2944 case QEMU_OPTION_version:
2945 version();
2946 exit(0);
2947 break;
00f82b8a
AJ		 2948 case QEMU_OPTION_m: {
2949 uint64_t value;
2950 char *ptr;
2951
2952 value = strtoul(optarg, &ptr, 10);
2953 switch (*ptr) {
2954 case 0: case 'M': case 'm':
2955 value <<= 20;
2956 break;
2957 case 'G': case 'g':
2958 value <<= 30;
2959 break;
2960 default:
2961 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB		 2962 exit(1);
2963 }
00f82b8a
AJ		 2964
2965 /* On 32-bit hosts, QEMU is limited by virtual address space */
4a1418e0 2966 if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
00f82b8a
AJ		 2967 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2968 exit(1);
2969 }
c227f099 2970 if (value != (uint64_t)(ram_addr_t)value) {
00f82b8a
AJ		 2971 fprintf(stderr, "qemu: ram size too large\n");
2972 exit(1);
2973 }
2974 ram_size = value;
cd6f1169 2975 break;
00f82b8a 2976 }
c902760f
MT		 2977 case QEMU_OPTION_mempath:
2978 mem_path = optarg;
2979 break;
2980#ifdef MAP_POPULATE
2981 case QEMU_OPTION_mem_prealloc:
2982 mem_prealloc = 1;
2983 break;
2984#endif
cd6f1169 2985 case QEMU_OPTION_d:
de06f8d1 2986 set_cpu_log(optarg);
cd6f1169 2987 break;
cd6f1169 2988 case QEMU_OPTION_s:
59030a8c 2989 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
cd6f1169 2990 break;
59030a8c
AL		 2991 case QEMU_OPTION_gdb:
2992 gdbstub_dev = optarg;
cd6f1169 2993 break;
cd6f1169 2994 case QEMU_OPTION_L:
5cea8590 2995 data_dir = optarg;
cd6f1169 2996 break;
1192dad8
JM		 2997 case QEMU_OPTION_bios:
2998 bios_name = optarg;
2999 break;
1b530a6d
AJ		 3000 case QEMU_OPTION_singlestep:
3001 singlestep = 1;
3002 break;
cd6f1169 3003 case QEMU_OPTION_S:
3c07f8e8 3004 autostart = 0;
cd6f1169 3005 break;
3d11d0eb
FB		 3006 case QEMU_OPTION_k:
3007 keyboard_layout = optarg;
3008 break;
ee22c2f7
FB		 3009 case QEMU_OPTION_localtime:
3010 rtc_utc = 0;
3011 break;
3893c124 3012 case QEMU_OPTION_vga:
3013 select_vgahw (optarg);
1bfe856e 3014 break;
e9b137c2
FB		 3015 case QEMU_OPTION_g:
3016 {
3017 const char *p;
3018 int w, h, depth;
3019 p = optarg;
3020 w = strtol(p, (char **)&p, 10);
3021 if (w <= 0) {
3022 graphic_error:
3023 fprintf(stderr, "qemu: invalid resolution or depth\n");
3024 exit(1);
3025 }
3026 if (*p != 'x')
3027 goto graphic_error;
3028 p++;
3029 h = strtol(p, (char **)&p, 10);
3030 if (h <= 0)
3031 goto graphic_error;
3032 if (*p == 'x') {
3033 p++;
3034 depth = strtol(p, (char **)&p, 10);
5fafdf24 3035 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3036 depth != 24 && depth != 32)
3037 goto graphic_error;
3038 } else if (*p == '\0') {
3039 depth = graphic_depth;
3040 } else {
3041 goto graphic_error;
3042 }
3b46e624 3043
e9b137c2
FB		 3044 graphic_width = w;
3045 graphic_height = h;
3046 graphic_depth = depth;
3047 }
3048 break;
20d8a3ed
TS		 3049 case QEMU_OPTION_echr:
3050 {
3051 char *r;
3052 term_escape_char = strtol(optarg, &r, 0);
3053 if (r == optarg)
3054 printf("Bad argument to echr\n");
3055 break;
3056 }
82c643ff 3057 case QEMU_OPTION_monitor:
6ca5582d
GH		 3058 monitor_parse(optarg, "readline");
3059 default_monitor = 0;
3060 break;
3061 case QEMU_OPTION_qmp:
3062 monitor_parse(optarg, "control");
2d114dc1 3063 default_monitor = 0;
82c643ff 3064 break;
22a0e04b 3065 case QEMU_OPTION_mon:
8212c64f 3066 opts = qemu_opts_parse(&qemu_mon_opts, optarg, 1);
22a0e04b 3067 if (!opts) {
22a0e04b
GH		 3068 exit(1);
3069 }
2d114dc1 3070 default_monitor = 0;
22a0e04b 3071 break;
191bc01b 3072 case QEMU_OPTION_chardev:
8212c64f 3073 opts = qemu_opts_parse(&qemu_chardev_opts, optarg, 1);
191bc01b 3074 if (!opts) {
191bc01b
GH		 3075 exit(1);
3076 }
191bc01b 3077 break;
74db920c
GS		 3078#ifdef CONFIG_LINUX
3079 case QEMU_OPTION_fsdev:
3080 opts = qemu_opts_parse(&qemu_fsdev_opts, optarg, 1);
3081 if (!opts) {
3082 fprintf(stderr, "parse error: %s\n", optarg);
3083 exit(1);
3084 }
3085 break;
3d54abc7
GS		 3086 case QEMU_OPTION_virtfs: {
3087 char *arg_fsdev = NULL;
3088 char *arg_9p = NULL;
3089 int len = 0;
3090
3091 opts = qemu_opts_parse(&qemu_virtfs_opts, optarg, 1);
3092 if (!opts) {
3093 fprintf(stderr, "parse error: %s\n", optarg);
3094 exit(1);
3095 }
3096
3097 len = strlen(",id=,path=");
3098 len += strlen(qemu_opt_get(opts, "fstype"));
3099 len += strlen(qemu_opt_get(opts, "mount_tag"));
3100 len += strlen(qemu_opt_get(opts, "path"));
3101 arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev));
3102
3103 if (!arg_fsdev) {
3104 fprintf(stderr, "No memory to parse -fsdev for %s\n",
3105 optarg);
3106 exit(1);
3107 }
3108
3109 sprintf(arg_fsdev, "%s,id=%s,path=%s",
3110 qemu_opt_get(opts, "fstype"),
3111 qemu_opt_get(opts, "mount_tag"),
3112 qemu_opt_get(opts, "path"));
3113
3114 len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
3115 len += 2*strlen(qemu_opt_get(opts, "mount_tag"));
3116 arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p));
3117
3118 if (!arg_9p) {
3119 fprintf(stderr, "No memory to parse -device for %s\n",
3120 optarg);
3121 exit(1);
3122 }
3123
3124 sprintf(arg_9p, "virtio-9p-pci,fsdev=%s,mount_tag=%s",
3125 qemu_opt_get(opts, "mount_tag"),
3126 qemu_opt_get(opts, "mount_tag"));
3127
3128 if (!qemu_opts_parse(&qemu_fsdev_opts, arg_fsdev, 1)) {
3129 fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
3130 exit(1);
3131 }
3132
3133 if (!qemu_opts_parse(&qemu_device_opts, arg_9p, 1)) {
3134 fprintf(stderr, "parse error [device]: %s\n", optarg);
3135 exit(1);
3136 }
3137
3138 qemu_free(arg_fsdev);
3139 qemu_free(arg_9p);
3140 break;
3141 }
74db920c 3142#endif
82c643ff 3143 case QEMU_OPTION_serial:
998bbd74
GH		 3144 add_device_config(DEV_SERIAL, optarg);
3145 default_serial = 0;
18141ed6
JK		 3146 if (strncmp(optarg, "mon:", 4) == 0) {
3147 default_monitor = 0;
3148 }
82c643ff 3149 break;
9dd986cc 3150 case QEMU_OPTION_watchdog:
09aaa160
MA		 3151 if (watchdog) {
3152 fprintf(stderr,
3153 "qemu: only one watchdog option may be given\n");
3154 return 1;
3155 }
3156 watchdog = optarg;
9dd986cc
RJ		 3157 break;
3158 case QEMU_OPTION_watchdog_action:
3159 if (select_watchdog_action(optarg) == -1) {
3160 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3161 exit(1);
3162 }
3163 break;
51ecf136 3164 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3165 add_device_config(DEV_VIRTCON, optarg);
3166 default_virtcon = 0;
18141ed6
JK		 3167 if (strncmp(optarg, "mon:", 4) == 0) {
3168 default_monitor = 0;
3169 }
51ecf136 3170 break;
6508fe59 3171 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3172 add_device_config(DEV_PARALLEL, optarg);
3173 default_parallel = 0;
18141ed6
JK		 3174 if (strncmp(optarg, "mon:", 4) == 0) {
3175 default_monitor = 0;
3176 }
6508fe59 3177 break;
c9f398e5
PA		 3178 case QEMU_OPTION_debugcon:
3179 add_device_config(DEV_DEBUGCON, optarg);
3180 break;
d63d307f
FB		 3181 case QEMU_OPTION_loadvm:
3182 loadvm = optarg;
3183 break;
3184 case QEMU_OPTION_full_screen:
3185 full_screen = 1;
3186 break;
667accab 3187#ifdef CONFIG_SDL
43523e93
TS		 3188 case QEMU_OPTION_no_frame:
3189 no_frame = 1;
3190 break;
3780e197
TS		 3191 case QEMU_OPTION_alt_grab:
3192 alt_grab = 1;
3193 break;
0ca9f8a4
DK		 3194 case QEMU_OPTION_ctrl_grab:
3195 ctrl_grab = 1;
3196 break;
667accab
TS		 3197 case QEMU_OPTION_no_quit:
3198 no_quit = 1;
3199 break;
7d957bd8 3200 case QEMU_OPTION_sdl:
993fbfdb 3201 display_type = DT_SDL;
7d957bd8 3202 break;
667accab 3203#endif
f7cce898 3204 case QEMU_OPTION_pidfile:
93815bc2 3205 pid_file = optarg;
f7cce898 3206 break;
a09db21f
FB		 3207 case QEMU_OPTION_win2k_hack:
3208 win2k_install_hack = 1;
3209 break;
73822ec8
AL		 3210 case QEMU_OPTION_rtc_td_hack:
3211 rtc_td_hack = 1;
3212 break;
8a92ea2f 3213 case QEMU_OPTION_acpitable:
de06f8d1 3214 do_acpitable_option(optarg);
8a92ea2f 3215 break;
b6f6e3d3 3216 case QEMU_OPTION_smbios:
de06f8d1 3217 do_smbios_option(optarg);
b6f6e3d3 3218 break;
7ba1e619
AL		 3219 case QEMU_OPTION_enable_kvm:
3220 kvm_allowed = 1;
7ba1e619 3221 break;
bb36d470
FB		 3222 case QEMU_OPTION_usb:
3223 usb_enabled = 1;
3224 break;
a594cfbf
FB		 3225 case QEMU_OPTION_usbdevice:
3226 usb_enabled = 1;
bd3c948d
GH		 3227 add_device_config(DEV_USB, optarg);
3228 break;
3229 case QEMU_OPTION_device:
8212c64f 3230 if (!qemu_opts_parse(&qemu_device_opts, optarg, 1)) {
f31d07d1
GH		 3231 exit(1);
3232 }
a594cfbf 3233 break;
6a00d601 3234 case QEMU_OPTION_smp:
dc6b1c09 3235 smp_parse(optarg);
b2097003 3236 if (smp_cpus < 1) {
6a00d601
FB		 3237 fprintf(stderr, "Invalid number of CPUs\n");
3238 exit(1);
3239 }
6be68d7e
JS		 3240 if (max_cpus < smp_cpus) {
3241 fprintf(stderr, "maxcpus must be equal to or greater than "
3242 "smp\n");
3243 exit(1);
3244 }
3245 if (max_cpus > 255) {
3246 fprintf(stderr, "Unsupported number of maxcpus\n");
3247 exit(1);
3248 }
6a00d601 3249 break;
24236869 3250 case QEMU_OPTION_vnc:
993fbfdb 3251 display_type = DT_VNC;
73fc9742 3252 vnc_display = optarg;
24236869 3253 break;
6515b203
FB		 3254 case QEMU_OPTION_no_acpi:
3255 acpi_enabled = 0;
3256 break;
16b29ae1
AL		 3257 case QEMU_OPTION_no_hpet:
3258 no_hpet = 1;
3259 break;
7d4c3d53
MA		 3260 case QEMU_OPTION_balloon:
3261 if (balloon_parse(optarg) < 0) {
3262 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3263 exit(1);
3264 }
df97b920 3265 break;
d1beab82
FB		 3266 case QEMU_OPTION_no_reboot:
3267 no_reboot = 1;
3268 break;
b2f76161
AJ		 3269 case QEMU_OPTION_no_shutdown:
3270 no_shutdown = 1;
3271 break;
9467cd46
AZ		 3272 case QEMU_OPTION_show_cursor:
3273 cursor_hide = 0;
3274 break;
8fcb1b90
BS		 3275 case QEMU_OPTION_uuid:
3276 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3277 fprintf(stderr, "Fail to parse UUID string."
3278 " Wrong format.\n");
3279 exit(1);
3280 }
3281 break;
5824d651 3282#ifndef _WIN32
71e3ceb8
TS		 3283 case QEMU_OPTION_daemonize:
3284 daemonize = 1;
3285 break;
5824d651 3286#endif
9ae02555
TS		 3287 case QEMU_OPTION_option_rom:
3288 if (nb_option_roms >= MAX_OPTION_ROMS) {
3289 fprintf(stderr, "Too many option ROMs\n");
3290 exit(1);
3291 }
3292 option_rom[nb_option_roms] = optarg;
3293 nb_option_roms++;
3294 break;
8e71621f
PB		 3295 case QEMU_OPTION_semihosting:
3296 semihosting_enabled = 1;
3297 break;
c35734b2 3298 case QEMU_OPTION_name:
1889465a
AK		 3299 qemu_name = qemu_strdup(optarg);
3300 {
3301 char *p = strchr(qemu_name, ',');
3302 if (p != NULL) {
3303 *p++ = 0;
3304 if (strncmp(p, "process=", 8)) {
3305 fprintf(stderr, "Unknown subargument %s to -name", p);
3306 exit(1);
3307 }
3308 p += 8;
3309 set_proc_name(p);
3310 }
3311 }
c35734b2 3312 break;
66508601
BS		 3313 case QEMU_OPTION_prom_env:
3314 if (nb_prom_envs >= MAX_PROM_ENVS) {
3315 fprintf(stderr, "Too many prom variables\n");
3316 exit(1);
3317 }
3318 prom_envs[nb_prom_envs] = optarg;
3319 nb_prom_envs++;
3320 break;
2b8f2d41
AZ		 3321 case QEMU_OPTION_old_param:
3322 old_param = 1;
05ebd537 3323 break;
f3dcfada
TS		 3324 case QEMU_OPTION_clock:
3325 configure_alarms(optarg);
3326 break;
7e0af5d0 3327 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3328 configure_rtc_date_offset(optarg, 1);
3329 break;
3330 case QEMU_OPTION_rtc:
8212c64f 3331 opts = qemu_opts_parse(&qemu_rtc_opts, optarg, 0);
1ed2fc1f 3332 if (!opts) {
1ed2fc1f 3333 exit(1);
7e0af5d0 3334 }
1ed2fc1f 3335 configure_rtc(opts);
7e0af5d0 3336 break;
26a5f13b
FB		 3337 case QEMU_OPTION_tb_size:
3338 tb_size = strtol(optarg, NULL, 0);
3339 if (tb_size < 0)
3340 tb_size = 0;
3341 break;
2e70f6ef 3342 case QEMU_OPTION_icount:
4e3de9e9 3343 icount_option = optarg;
2e70f6ef 3344 break;
5bb7910a
AL		 3345 case QEMU_OPTION_incoming:
3346 incoming = optarg;
3347 break;
d8c208dd
GH		 3348 case QEMU_OPTION_nodefaults:
3349 default_serial = 0;
3350 default_parallel = 0;
aee1b935 3351 default_virtcon = 0;
d8c208dd
GH		 3352 default_monitor = 0;
3353 default_vga = 0;
cb4522cc 3354 default_net = 0;
ac33f8fa
GH		 3355 default_floppy = 0;
3356 default_cdrom = 0;
3357 default_sdcard = 0;
d8c208dd 3358 break;
5824d651 3359#ifndef _WIN32
0858532e
AL		 3360 case QEMU_OPTION_chroot:
3361 chroot_dir = optarg;
3362 break;
3363 case QEMU_OPTION_runas:
3364 run_as = optarg;
3365 break;
e37630ca 3366#endif
e37630ca 3367 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3368 if (!(xen_available())) {
3369 printf("Option %s not supported for this target\n", popt->name);
3370 exit(1);
3371 }
e37630ca
AL		 3372 xen_domid = atoi(optarg);
3373 break;
3374 case QEMU_OPTION_xen_create:
ad96090a
BS		 3375 if (!(xen_available())) {
3376 printf("Option %s not supported for this target\n", popt->name);
3377 exit(1);
3378 }
e37630ca
AL		 3379 xen_mode = XEN_CREATE;
3380 break;
3381 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3382 if (!(xen_available())) {
3383 printf("Option %s not supported for this target\n", popt->name);
3384 exit(1);
3385 }
e37630ca
AL		 3386 xen_mode = XEN_ATTACH;
3387 break;
715a664a
GH		 3388 case QEMU_OPTION_readconfig:
3389 {
dcfb0939
KW		 3390 int ret = qemu_read_config_file(optarg);
3391 if (ret < 0) {
3392 fprintf(stderr, "read config %s: %s\n", optarg,
3393 strerror(-ret));
715a664a
GH		 3394 exit(1);
3395 }
715a664a
GH		 3396 break;
3397 }
3398 case QEMU_OPTION_writeconfig:
3399 {
3400 FILE *fp;
3401 if (strcmp(optarg, "-") == 0) {
3402 fp = stdout;
3403 } else {
3404 fp = fopen(optarg, "w");
3405 if (fp == NULL) {
3406 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3407 exit(1);
3408 }
3409 }
3410 qemu_config_write(fp);
3411 fclose(fp);
3412 break;
3413 }
cd6f1169 3414 }
0824d6fc
FB		 3415 }
3416 }
0f0bc3f1 3417 loc_set_none();
330d0414 3418
5cea8590
PB		 3419 /* If no data_dir is specified then try to find it relative to the
3420 executable path. */
3421 if (!data_dir) {
3422 data_dir = find_datadir(argv[0]);
3423 }
3424 /* If all else fails use the install patch specified when building. */
3425 if (!data_dir) {
3426 data_dir = CONFIG_QEMU_SHAREDIR;
3427 }
3428
6be68d7e
JS		 3429 /*
3430 * Default to max_cpus = smp_cpus, in case the user doesn't
3431 * specify a max_cpus value.
3432 */
3433 if (!max_cpus)
3434 max_cpus = smp_cpus;
3435
3d878caa 3436 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL		 3437 if (smp_cpus > machine->max_cpus) {
3438 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3439 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3440 machine->max_cpus);
3441 exit(1);
3442 }
3443
998bbd74 3444 qemu_opts_foreach(&qemu_device_opts, default_driver_check, NULL, 0);
d8bcbabf 3445 qemu_opts_foreach(&qemu_global_opts, default_driver_check, NULL, 0);
998bbd74 3446
986c5f78
GH		 3447 if (machine->no_serial) {
3448 default_serial = 0;
3449 }
3450 if (machine->no_parallel) {
3451 default_parallel = 0;
3452 }
3453 if (!machine->use_virtcon) {
3454 default_virtcon = 0;
3455 }
3456 if (machine->no_vga) {
3457 default_vga = 0;
3458 }
ac33f8fa
GH		 3459 if (machine->no_floppy) {
3460 default_floppy = 0;
3461 }
3462 if (machine->no_cdrom) {
3463 default_cdrom = 0;
3464 }
3465 if (machine->no_sdcard) {
3466 default_sdcard = 0;
3467 }
986c5f78 3468
993fbfdb 3469 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 3470 if (default_parallel)
3471 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 3472 if (default_serial && default_monitor) {
3473 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 3474 } else if (default_virtcon && default_monitor) {
3475 add_device_config(DEV_VIRTCON, "mon:stdio");
e1c09175
GH		 3476 } else {
3477 if (default_serial)
3478 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 3479 if (default_virtcon)
3480 add_device_config(DEV_VIRTCON, "stdio");
e1c09175 3481 if (default_monitor)
6ca5582d 3482 monitor_parse("stdio", "readline");
e1c09175 3483 }
998bbd74
GH		 3484 } else {
3485 if (default_serial)
3486 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 3487 if (default_parallel)
3488 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3489 if (default_monitor)
6ca5582d 3490 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 3491 if (default_virtcon)
3492 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
bc0129d9 3493 }
64465297
GH		 3494 if (default_vga)
3495 vga_interface_type = VGA_CIRRUS;
bc0129d9 3496
a5829fd9
T		 3497 socket_init();
3498
1a688d3b
GH		 3499 if (qemu_opts_foreach(&qemu_chardev_opts, chardev_init_func, NULL, 1) != 0)
3500 exit(1);
74db920c
GS		 3501#ifdef CONFIG_LINUX
3502 if (qemu_opts_foreach(&qemu_fsdev_opts, fsdev_init_func, NULL, 1) != 0) {
3503 exit(1);
3504 }
3505#endif
1a688d3b 3506
71e3ceb8 3507#ifndef _WIN32
71e3ceb8
TS		 3508 if (daemonize) {
3509 pid_t pid;
3510
3511 if (pipe(fds) == -1)
3512 exit(1);
3513
3514 pid = fork();
3515 if (pid > 0) {
3516 uint8_t status;
3517 ssize_t len;
3518
3519 close(fds[1]);
3520
3521 again:
93815bc2
TS		 3522 len = read(fds[0], &status, 1);
3523 if (len == -1 && (errno == EINTR))
3524 goto again;
3525
3526 if (len != 1)
3527 exit(1);
3528 else if (status == 1) {
850810d0 3529 fprintf(stderr, "Could not acquire pidfile: %s\n", strerror(errno));
93815bc2
TS		 3530 exit(1);
3531 } else
3532 exit(0);
71e3ceb8 3533 } else if (pid < 0)
93815bc2 3534 exit(1);
71e3ceb8 3535
40ff6d7e
KW		 3536 close(fds[0]);
3537 qemu_set_cloexec(fds[1]);
3538
71e3ceb8
TS		 3539 setsid();
3540
3541 pid = fork();
3542 if (pid > 0)
3543 exit(0);
3544 else if (pid < 0)
3545 exit(1);
3546
3547 umask(027);
71e3ceb8
TS		 3548
3549 signal(SIGTSTP, SIG_IGN);
3550 signal(SIGTTOU, SIG_IGN);
3551 signal(SIGTTIN, SIG_IGN);
3552 }
099fe236 3553#endif
71e3ceb8 3554
aa26bb2d 3555 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
099fe236 3556#ifndef _WIN32
93815bc2
TS		 3557 if (daemonize) {
3558 uint8_t status = 1;
dc330e28
KS		 3559 if (write(fds[1], &status, 1) != 1) {
3560 perror("daemonize. Writing to pipe\n");
3561 }
93815bc2 3562 } else
099fe236 3563#endif
850810d0 3564 fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
93815bc2
TS		 3565 exit(1);
3566 }
3567
98c8573e
PB		 3568 if (kvm_allowed) {
3569 int ret = kvm_init(smp_cpus);
214910a7 3570 if (ret < 0) {
98c8573e
PB		 3571 if (!kvm_available()) {
3572 printf("KVM not supported for this target\n");
3573 } else {
3574 fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
3575 }
214910a7
MT		 3576 exit(1);
3577 }
3578 }
3579
3fcf7b6b
AL		 3580 if (qemu_init_main_loop()) {
3581 fprintf(stderr, "qemu_init_main_loop failed\n");
3582 exit(1);
3583 }
a20dd508 3584 linux_boot = (kernel_filename != NULL);
6c41b272 3585
f8d39c01
TS		 3586 if (!linux_boot && *kernel_cmdline != '\0') {
3587 fprintf(stderr, "-append only allowed with -kernel option\n");
3588 exit(1);
3589 }
3590
3591 if (!linux_boot && initrd_filename != NULL) {
3592 fprintf(stderr, "-initrd only allowed with -kernel option\n");
3593 exit(1);
3594 }
3595
bf65f53f
FN		 3596#ifndef _WIN32
3597 /* Win32 doesn't support line-buffering and requires size >= 2 */
b118d61e 3598 setvbuf(stdout, NULL, _IOLBF, 0);
bf65f53f 3599#endif
3b46e624 3600
7183b4b4
AL		 3601 if (init_timer_alarm() < 0) {
3602 fprintf(stderr, "could not initialize alarm timer\n");
3603 exit(1);
3604 }
4e3de9e9 3605 configure_icount(icount_option);
634fce96 3606
dc1c9fe8
MM		 3607 if (net_init_clients() < 0) {
3608 exit(1);
702c651c 3609 }
f1510b2c 3610
dc72ac14 3611 /* init the bluetooth world */
bd3c948d
GH		 3612 if (foreach_device_config(DEV_BT, bt_parse))
3613 exit(1);
dc72ac14 3614
0824d6fc 3615 /* init the memory */
94a6b54f
PB		 3616 if (ram_size == 0)
3617 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
9ae02555 3618
26a5f13b
FB		 3619 /* init the dynamic translator */
3620 cpu_exec_init_all(tb_size * 1024 * 1024);
3621
eb852011 3622 bdrv_init_with_whitelist();
c4b1fcc0 3623
c163b5ca
LS		 3624 blk_mig_init();
3625
ac33f8fa 3626 if (default_cdrom) {
aa40fc9c
GH		 3627 /* we always create the cdrom drive, even if no disk is there */
3628 drive_add(NULL, CDROM_ALIAS);
ac33f8fa 3629 }
c4b1fcc0 3630
ac33f8fa 3631 if (default_floppy) {
aa40fc9c
GH		 3632 /* we always create at least one floppy */
3633 drive_add(NULL, FD_ALIAS, 0);
ac33f8fa 3634 }
86f55663 3635
ac33f8fa 3636 if (default_sdcard) {
aa40fc9c
GH		 3637 /* we always create one sd slot, even if no card is in it */
3638 drive_add(NULL, SD_ALIAS);
3639 }
9d413d1d 3640
e4bcb14c 3641 /* open the virtual block devices */
9dfd7c7a 3642 if (snapshot)
7282a033
GH		 3643 qemu_opts_foreach(&qemu_drive_opts, drive_enable_snapshot, NULL, 0);
3644 if (qemu_opts_foreach(&qemu_drive_opts, drive_init_func, machine, 1) != 0)
9dfd7c7a 3645 exit(1);
3e3d5815 3646
c163b5ca
LS		 3647 register_savevm_live("ram", 0, 3, NULL, ram_save_live, NULL,
3648 ram_load, NULL);
8a7ddc38 3649
268a362c
AL		 3650 if (nb_numa_nodes > 0) {
3651 int i;
3652
3653 if (nb_numa_nodes > smp_cpus) {
3654 nb_numa_nodes = smp_cpus;
3655 }
3656
3657 /* If no memory size if given for any node, assume the default case
3658 * and distribute the available memory equally across all nodes
3659 */
3660 for (i = 0; i < nb_numa_nodes; i++) {
3661 if (node_mem[i] != 0)
3662 break;
3663 }
3664 if (i == nb_numa_nodes) {
3665 uint64_t usedmem = 0;
3666
3667 /* On Linux, the each node's border has to be 8MB aligned,
3668 * the final node gets the rest.
3669 */
3670 for (i = 0; i < nb_numa_nodes - 1; i++) {
3671 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3672 usedmem += node_mem[i];
3673 }
3674 node_mem[i] = ram_size - usedmem;
3675 }
3676
3677 for (i = 0; i < nb_numa_nodes; i++) {
3678 if (node_cpumask[i] != 0)
3679 break;
3680 }
3681 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3682 * must cope with this anyway, because there are BIOSes out there in
3683 * real machines which also use this scheme.
3684 */
3685 if (i == nb_numa_nodes) {
3686 for (i = 0; i < smp_cpus; i++) {
3687 node_cpumask[i % nb_numa_nodes] |= 1 << i;
3688 }
3689 }
3690 }
3691
157b9319
JK		 3692 if (qemu_opts_foreach(&qemu_mon_opts, mon_init_func, NULL, 1) != 0) {
3693 exit(1);
3694 }
3695
998bbd74
GH		 3696 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3697 exit(1);
6a5e8b0e
GH		 3698 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3699 exit(1);
aee1b935
GH		 3700 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3701 exit(1);
c9f398e5
PA		 3702 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3703 exit(1);
2796dae0 3704
aae9460e
PB		 3705 module_call_init(MODULE_INIT_DEVICE);
3706
ff952ba2
MA		 3707 if (qemu_opts_foreach(&qemu_device_opts, device_help_func, NULL, 0) != 0)
3708 exit(0);
3709
09aaa160
MA		 3710 if (watchdog) {
3711 i = select_watchdog(watchdog);
3712 if (i > 0)
3713 exit (i == 1 ? 1 : 0);
3714 }
3715
b6b61144 3716 if (machine->compat_props) {
458fb679 3717 qdev_prop_register_global_list(machine->compat_props);
b6b61144 3718 }
d0fef6fb
GH		 3719 qemu_add_globals();
3720
fbe1b595 3721 machine->init(ram_size, boot_devices,
3023f332
AL		 3722 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3723
ea375f9a 3724 cpu_synchronize_all_post_init();
268a362c 3725
67b3b71d
JQ		 3726#ifndef _WIN32
3727 /* must be after terminal init, SDL library changes signal handlers */
3728 sighandler_setup();
3729#endif
3730
87d0a28e 3731 set_numa_modes();
268a362c 3732
6f338c34
AL		 3733 current_machine = machine;
3734
3023f332
AL		 3735 /* init USB devices */
3736 if (usb_enabled) {
0752706d
MA		 3737 if (foreach_device_config(DEV_USB, usb_parse) < 0)
3738 exit(1);
3023f332
AL		 3739 }
3740
bd3c948d 3741 /* init generic devices */
f31d07d1 3742 if (qemu_opts_foreach(&qemu_device_opts, device_init_func, NULL, 1) != 0)
bd3c948d
GH		 3743 exit(1);
3744
668680f7
MA		 3745 net_check_clients();
3746
3023f332 3747 /* just use the first displaystate for the moment */
b473df6e 3748 ds = get_displaystate();
993fbfdb
AL		 3749
3750 if (display_type == DT_DEFAULT) {
3751#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3752 display_type = DT_SDL;
3753#else
3754 display_type = DT_VNC;
3755 vnc_display = "localhost:0,to=99";
3756 show_vnc_port = 1;
3757#endif
3758 }
3759
3760
3761 switch (display_type) {
3762 case DT_NOGRAPHIC:
3763 break;
4d3b6f6e 3764#if defined(CONFIG_CURSES)
993fbfdb
AL		 3765 case DT_CURSES:
3766 curses_display_init(ds, full_screen);
3767 break;
4d3b6f6e 3768#endif
5b0753e0 3769#if defined(CONFIG_SDL)
993fbfdb
AL		 3770 case DT_SDL:
3771 sdl_display_init(ds, full_screen, no_frame);
3772 break;
5b0753e0 3773#elif defined(CONFIG_COCOA)
993fbfdb
AL		 3774 case DT_SDL:
3775 cocoa_display_init(ds, full_screen);
3776 break;
313aa567 3777#endif
993fbfdb
AL		 3778 case DT_VNC:
3779 vnc_display_init(ds);
3780 if (vnc_display_open(ds, vnc_display) < 0)
3781 exit(1);
f92f8afe 3782
993fbfdb
AL		 3783 if (show_vnc_port) {
3784 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 3785 }
993fbfdb
AL		 3786 break;
3787 default:
3788 break;
313aa567 3789 }
7d957bd8 3790 dpy_resize(ds);
5b08fc10 3791
3023f332
AL		 3792 dcl = ds->listeners;
3793 while (dcl != NULL) {
3794 if (dcl->dpy_refresh != NULL) {
3795 ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds);
3796 qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock));
20d8a3ed 3797 }
3023f332 3798 dcl = dcl->next;
20d8a3ed 3799 }
3023f332 3800
993fbfdb 3801 if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) {
9043b62d
BS		 3802 nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
3803 qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock));
3804 }
3805
b473df6e 3806 text_consoles_set_display(ds);
2796dae0 3807
59030a8c
AL		 3808 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3809 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3810 gdbstub_dev);
3811 exit(1);
45669e00 3812 }
45669e00 3813
3418bd25
GH		 3814 qdev_machine_creation_done();
3815
15ff7705
GH		 3816 if (rom_load_all() != 0) {
3817 fprintf(stderr, "rom loading failed\n");
3818 exit(1);
3819 }
45a50b16 3820
504c2948 3821 qemu_system_reset();
05f2401e 3822 if (loadvm) {
03cd4655 3823 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 3824 autostart = 0;
3825 }
3826 }
d63d307f 3827
2bb8c10c 3828 if (incoming) {
5bb7910a 3829 qemu_start_incoming_migration(incoming);
6b99dadc 3830 } else if (autostart) {
c0f4ce77 3831 vm_start();
6b99dadc 3832 }
ffd843bc 3833
b9e82a59 3834#ifndef _WIN32
71e3ceb8
TS		 3835 if (daemonize) {
3836 uint8_t status = 0;
3837 ssize_t len;
71e3ceb8
TS		 3838
3839 again1:
3840 len = write(fds[1], &status, 1);
3841 if (len == -1 && (errno == EINTR))
3842 goto again1;
3843
3844 if (len != 1)
3845 exit(1);
3846
dc330e28
KS		 3847 if (chdir("/")) {
3848 perror("not able to chdir to /");
3849 exit(1);
3850 }
40ff6d7e 3851 TFR(fd = qemu_open("/dev/null", O_RDWR));
71e3ceb8
TS		 3852 if (fd == -1)
3853 exit(1);
0858532e 3854 }
71e3ceb8 3855
0858532e
AL		 3856 if (run_as) {
3857 pwd = getpwnam(run_as);
3858 if (!pwd) {
3859 fprintf(stderr, "User \"%s\" doesn't exist\n", run_as);
3860 exit(1);
3861 }
3862 }
3863
3864 if (chroot_dir) {
3865 if (chroot(chroot_dir) < 0) {
3866 fprintf(stderr, "chroot failed\n");
3867 exit(1);
3868 }
dc330e28
KS		 3869 if (chdir("/")) {
3870 perror("not able to chdir to /");
3871 exit(1);
3872 }
0858532e
AL		 3873 }
3874
3875 if (run_as) {
3876 if (setgid(pwd->pw_gid) < 0) {
3877 fprintf(stderr, "Failed to setgid(%d)\n", pwd->pw_gid);
3878 exit(1);
3879 }
3880 if (setuid(pwd->pw_uid) < 0) {
3881 fprintf(stderr, "Failed to setuid(%d)\n", pwd->pw_uid);
3882 exit(1);
3883 }
3884 if (setuid(0) != -1) {
3885 fprintf(stderr, "Dropping privileges failed\n");
3886 exit(1);
3887 }
3888 }
0858532e
AL		 3889
3890 if (daemonize) {
3891 dup2(fd, 0);
3892 dup2(fd, 1);
3893 dup2(fd, 2);
71e3ceb8 3894
0858532e 3895 close(fd);
71e3ceb8 3896 }
b9e82a59 3897#endif
71e3ceb8 3898
8a7ddc38 3899 main_loop();
40c3bac3 3900 quit_timers();
63a01ef8 3901 net_cleanup();
b46a8906 3902
0824d6fc
FB		 3903 return 0;
3904}
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