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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 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"
511d2b14 152
0824d6fc 153#include "disas.h"
fc01f7e7 154
511d2b14
BS		 155#include "qemu_socket.h"
156
d918f23e 157#include "slirp/libslirp.h"
511d2b14 158
72cf2d4f 159#include "qemu-queue.h"
296af7c9 160#include "cpus.h"
ad96090a 161#include "arch_init.h"
72cf2d4f 162
9dc63a1e
BS		 163//#define DEBUG_NET
164//#define DEBUG_SLIRP
330d0414 165
1bfe856e 166#define DEFAULT_RAM_SIZE 128
313aa567 167
98b19252
AS		 168#define MAX_VIRTIO_CONSOLES 1
169
5cea8590 170static const char *data_dir;
1192dad8 171const char *bios_name = NULL;
e4bcb14c 172/* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available
faea38e7 173 to store the VM snapshots */
72cf2d4f
BS		 174struct drivelist drives = QTAILQ_HEAD_INITIALIZER(drives);
175struct driveoptlist driveopts = QTAILQ_HEAD_INITIALIZER(driveopts);
cb5a7aa8 176enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 177DisplayType display_type = DT_DEFAULT;
3d11d0eb 178const char* keyboard_layout = NULL;
c227f099 179ram_addr_t ram_size;
c902760f
MT		 180const char *mem_path = NULL;
181#ifdef MAP_POPULATE
182int mem_prealloc = 0; /* force preallocation of physical target memory */
183#endif
c4b1fcc0 184int nb_nics;
7c9d8e07 185NICInfo nd_table[MAX_NICS];
8a7ddc38 186int vm_running;
d399f677 187int autostart;
f6503059
AZ		 188static int rtc_utc = 1;
189static int rtc_date_offset = -1; /* -1 means no change */
6875204c 190QEMUClock *rtc_clock;
64465297 191int vga_interface_type = VGA_NONE;
dbed7e40 192static int full_screen = 0;
634a21f6 193#ifdef CONFIG_SDL
dbed7e40 194static int no_frame = 0;
634a21f6 195#endif
667accab 196int no_quit = 0;
8d11df9e 197CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 198CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 199CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
a09db21f 200int win2k_install_hack = 0;
73822ec8 201int rtc_td_hack = 0;
bb36d470 202int usb_enabled = 0;
1b530a6d 203int singlestep = 0;
6a00d601 204int smp_cpus = 1;
6be68d7e 205int max_cpus = 0;
dc6b1c09
AP		 206int smp_cores = 1;
207int smp_threads = 1;
73fc9742 208const char *vnc_display;
6515b203 209int acpi_enabled = 1;
16b29ae1 210int no_hpet = 0;
52ca8d6a 211int fd_bootchk = 1;
d1beab82 212int no_reboot = 0;
b2f76161 213int no_shutdown = 0;
9467cd46 214int cursor_hide = 1;
a171fe39 215int graphic_rotate = 0;
6b35e7bf 216uint8_t irq0override = 1;
b9e82a59 217#ifndef _WIN32
71e3ceb8 218int daemonize = 0;
b9e82a59 219#endif
09aaa160 220const char *watchdog;
9ae02555
TS		 221const char *option_rom[MAX_OPTION_ROMS];
222int nb_option_roms;
8e71621f 223int semihosting_enabled = 0;
2b8f2d41 224int old_param = 0;
c35734b2 225const char *qemu_name;
3780e197 226int alt_grab = 0;
0ca9f8a4 227int ctrl_grab = 0;
66508601
BS		 228unsigned int nb_prom_envs = 0;
229const char *prom_envs[MAX_PROM_ENVS];
95387491 230int boot_menu;
0824d6fc 231
268a362c
AL		 232int nb_numa_nodes;
233uint64_t node_mem[MAX_NODES];
234uint64_t node_cpumask[MAX_NODES];
235
9043b62d 236static QEMUTimer *nographic_timer;
ee5605e5 237
8fcb1b90
BS		 238uint8_t qemu_uuid[16];
239
76e30d0f
JK		 240static QEMUBootSetHandler *boot_set_handler;
241static void *boot_set_opaque;
242
d745bef8
BS		 243int kvm_allowed = 0;
244uint32_t xen_domid;
245enum xen_mode xen_mode = XEN_EMULATE;
246
cc84de95
MT		 247#ifdef SIGRTMIN
248#define SIG_IPI (SIGRTMIN+4)
249#else
250#define SIG_IPI SIGUSR1
251#endif
252
998bbd74 253static int default_serial = 1;
6a5e8b0e 254static int default_parallel = 1;
986c5f78 255static int default_virtcon = 1;
abdeed06 256static int default_monitor = 1;
64465297 257static int default_vga = 1;
ac33f8fa
GH		 258static int default_floppy = 1;
259static int default_cdrom = 1;
260static int default_sdcard = 1;
998bbd74
GH		 261
262static struct {
263 const char *driver;
264 int *flag;
265} default_list[] = {
6a5e8b0e
GH		 266 { .driver = "isa-serial", .flag = &default_serial },
267 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf
GH		 268 { .driver = "isa-fdc", .flag = &default_floppy },
269 { .driver = "ide-drive", .flag = &default_cdrom },
392ecf54
AS		 270 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
271 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
272 { .driver = "virtio-serial", .flag = &default_virtcon },
64465297 273 { .driver = "VGA", .flag = &default_vga },
69fd02ee
GH		 274 { .driver = "cirrus-vga", .flag = &default_vga },
275 { .driver = "vmware-svga", .flag = &default_vga },
998bbd74
GH		 276};
277
278static int default_driver_check(QemuOpts *opts, void *opaque)
279{
280 const char *driver = qemu_opt_get(opts, "driver");
281 int i;
282
283 if (!driver)
284 return 0;
285 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
286 if (strcmp(default_list[i].driver, driver) != 0)
287 continue;
288 *(default_list[i].flag) = 0;
289 }
290 return 0;
291}
292
0824d6fc 293/***********************************************************/
0824d6fc 294
1889465a
AK		 295static void set_proc_name(const char *s)
296{
6ca8d0fd 297#if defined(__linux__) && defined(PR_SET_NAME)
1889465a
AK		 298 char name[16];
299 if (!s)
300 return;
301 name[sizeof(name) - 1] = 0;
302 strncpy(name, s, sizeof(name));
303 /* Could rewrite argv[0] too, but that's a bit more complicated.
304 This simple way is enough for `top'. */
305 prctl(PR_SET_NAME, name);
306#endif
307}
df751fa8 308
8f0056b7
PB		 309/***********************************************************/
310/* real time host monotonic timer */
09b26c5e 311
1dce7c3c
FB		 312/* compute with 96 bit intermediate result: (a*b)/c */
313uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
0824d6fc 314{
1dce7c3c
FB		 315 union {
316 uint64_t ll;
317 struct {
e2542fe2 318#ifdef HOST_WORDS_BIGENDIAN
1dce7c3c
FB		 319 uint32_t high, low;
320#else
321 uint32_t low, high;
3b46e624 322#endif
1dce7c3c
FB		 323 } l;
324 } u, res;
325 uint64_t rl, rh;
0824d6fc 326
1dce7c3c
FB		 327 u.ll = a;
328 rl = (uint64_t)u.l.low * (uint64_t)b;
329 rh = (uint64_t)u.l.high * (uint64_t)b;
330 rh += (rl >> 32);
331 res.l.high = rh / c;
332 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
333 return res.ll;
34865134
FB		 334}
335
f6503059
AZ		 336/***********************************************************/
337/* host time/date access */
338void qemu_get_timedate(struct tm *tm, int offset)
339{
340 time_t ti;
341 struct tm *ret;
342
343 time(&ti);
344 ti += offset;
345 if (rtc_date_offset == -1) {
346 if (rtc_utc)
347 ret = gmtime(&ti);
348 else
349 ret = localtime(&ti);
350 } else {
351 ti -= rtc_date_offset;
352 ret = gmtime(&ti);
353 }
354
355 memcpy(tm, ret, sizeof(struct tm));
356}
357
358int qemu_timedate_diff(struct tm *tm)
359{
360 time_t seconds;
361
362 if (rtc_date_offset == -1)
363 if (rtc_utc)
364 seconds = mktimegm(tm);
365 else
366 seconds = mktime(tm);
367 else
368 seconds = mktimegm(tm) + rtc_date_offset;
369
370 return seconds - time(NULL);
371}
372
80cd3478
LC		 373void rtc_change_mon_event(struct tm *tm)
374{
375 QObject *data;
376
377 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
378 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
379 qobject_decref(data);
380}
381
1ed2fc1f
JK		 382static void configure_rtc_date_offset(const char *startdate, int legacy)
383{
384 time_t rtc_start_date;
385 struct tm tm;
386
387 if (!strcmp(startdate, "now") && legacy) {
388 rtc_date_offset = -1;
389 } else {
390 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
391 &tm.tm_year,
392 &tm.tm_mon,
393 &tm.tm_mday,
394 &tm.tm_hour,
395 &tm.tm_min,
396 &tm.tm_sec) == 6) {
397 /* OK */
398 } else if (sscanf(startdate, "%d-%d-%d",
399 &tm.tm_year,
400 &tm.tm_mon,
401 &tm.tm_mday) == 3) {
402 tm.tm_hour = 0;
403 tm.tm_min = 0;
404 tm.tm_sec = 0;
405 } else {
406 goto date_fail;
407 }
408 tm.tm_year -= 1900;
409 tm.tm_mon--;
410 rtc_start_date = mktimegm(&tm);
411 if (rtc_start_date == -1) {
412 date_fail:
413 fprintf(stderr, "Invalid date format. Valid formats are:\n"
414 "'2006-06-17T16:01:21' or '2006-06-17'\n");
415 exit(1);
416 }
417 rtc_date_offset = time(NULL) - rtc_start_date;
418 }
419}
420
421static void configure_rtc(QemuOpts *opts)
422{
423 const char *value;
424
425 value = qemu_opt_get(opts, "base");
426 if (value) {
427 if (!strcmp(value, "utc")) {
428 rtc_utc = 1;
429 } else if (!strcmp(value, "localtime")) {
430 rtc_utc = 0;
431 } else {
432 configure_rtc_date_offset(value, 0);
433 }
434 }
6875204c
JK		 435 value = qemu_opt_get(opts, "clock");
436 if (value) {
437 if (!strcmp(value, "host")) {
438 rtc_clock = host_clock;
439 } else if (!strcmp(value, "vm")) {
440 rtc_clock = vm_clock;
441 } else {
442 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
443 exit(1);
444 }
445 }
1ed2fc1f
JK		 446 value = qemu_opt_get(opts, "driftfix");
447 if (value) {
7e4c0336 448 if (!strcmp(value, "slew")) {
1ed2fc1f 449 rtc_td_hack = 1;
7e4c0336 450 } else if (!strcmp(value, "none")) {
1ed2fc1f
JK		 451 rtc_td_hack = 0;
452 } else {
453 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
454 exit(1);
455 }
456 }
1ed2fc1f
JK		 457}
458
1ae26a18
AZ		 459/***********************************************************/
460/* Bluetooth support */
461static int nb_hcis;
462static int cur_hci;
463static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 464
1ae26a18
AZ		 465static struct bt_vlan_s {
466 struct bt_scatternet_s net;
467 int id;
468 struct bt_vlan_s *next;
469} *first_bt_vlan;
470
471/* find or alloc a new bluetooth "VLAN" */
674bb261 472static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
1ae26a18
AZ		 473{
474 struct bt_vlan_s **pvlan, *vlan;
475 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
476 if (vlan->id == id)
477 return &vlan->net;
478 }
479 vlan = qemu_mallocz(sizeof(struct bt_vlan_s));
480 vlan->id = id;
481 pvlan = &first_bt_vlan;
482 while (*pvlan != NULL)
483 pvlan = &(*pvlan)->next;
484 *pvlan = vlan;
485 return &vlan->net;
486}
487
488static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
489{
490}
491
492static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
493{
494 return -ENOTSUP;
495}
496
497static struct HCIInfo null_hci = {
498 .cmd_send = null_hci_send,
499 .sco_send = null_hci_send,
500 .acl_send = null_hci_send,
501 .bdaddr_set = null_hci_addr_set,
502};
503
504struct HCIInfo *qemu_next_hci(void)
505{
506 if (cur_hci == nb_hcis)
507 return &null_hci;
508
509 return hci_table[cur_hci++];
510}
511
dc72ac14
AZ		 512static struct HCIInfo *hci_init(const char *str)
513{
514 char *endp;
515 struct bt_scatternet_s *vlan = 0;
516
517 if (!strcmp(str, "null"))
518 /* null */
519 return &null_hci;
520 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
521 /* host[:hciN] */
522 return bt_host_hci(str[4] ? str + 5 : "hci0");
523 else if (!strncmp(str, "hci", 3)) {
524 /* hci[,vlan=n] */
525 if (str[3]) {
526 if (!strncmp(str + 3, ",vlan=", 6)) {
527 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
528 if (*endp)
529 vlan = 0;
530 }
531 } else
532 vlan = qemu_find_bt_vlan(0);
533 if (vlan)
534 return bt_new_hci(vlan);
535 }
536
537 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
538
539 return 0;
540}
541
542static int bt_hci_parse(const char *str)
543{
544 struct HCIInfo *hci;
c227f099 545 bdaddr_t bdaddr;
dc72ac14
AZ		 546
547 if (nb_hcis >= MAX_NICS) {
548 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
549 return -1;
550 }
551
552 hci = hci_init(str);
553 if (!hci)
554 return -1;
555
556 bdaddr.b[0] = 0x52;
557 bdaddr.b[1] = 0x54;
558 bdaddr.b[2] = 0x00;
559 bdaddr.b[3] = 0x12;
560 bdaddr.b[4] = 0x34;
561 bdaddr.b[5] = 0x56 + nb_hcis;
562 hci->bdaddr_set(hci, bdaddr.b);
563
564 hci_table[nb_hcis++] = hci;
565
566 return 0;
567}
568
569static void bt_vhci_add(int vlan_id)
570{
571 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
572
573 if (!vlan->slave)
574 fprintf(stderr, "qemu: warning: adding a VHCI to "
575 "an empty scatternet %i\n", vlan_id);
576
577 bt_vhci_init(bt_new_hci(vlan));
578}
579
580static struct bt_device_s *bt_device_add(const char *opt)
581{
582 struct bt_scatternet_s *vlan;
583 int vlan_id = 0;
584 char *endp = strstr(opt, ",vlan=");
585 int len = (endp ? endp - opt : strlen(opt)) + 1;
586 char devname[10];
587
588 pstrcpy(devname, MIN(sizeof(devname), len), opt);
589
590 if (endp) {
591 vlan_id = strtol(endp + 6, &endp, 0);
592 if (*endp) {
593 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
594 return 0;
595 }
596 }
597
598 vlan = qemu_find_bt_vlan(vlan_id);
599
600 if (!vlan->slave)
601 fprintf(stderr, "qemu: warning: adding a slave device to "
602 "an empty scatternet %i\n", vlan_id);
603
604 if (!strcmp(devname, "keyboard"))
605 return bt_keyboard_init(vlan);
606
607 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
608 return 0;
609}
610
611static int bt_parse(const char *opt)
612{
613 const char *endp, *p;
614 int vlan;
615
616 if (strstart(opt, "hci", &endp)) {
617 if (!*endp || *endp == ',') {
618 if (*endp)
619 if (!strstart(endp, ",vlan=", 0))
620 opt = endp + 1;
621
622 return bt_hci_parse(opt);
623 }
624 } else if (strstart(opt, "vhci", &endp)) {
625 if (!*endp || *endp == ',') {
626 if (*endp) {
627 if (strstart(endp, ",vlan=", &p)) {
628 vlan = strtol(p, (char **) &endp, 0);
629 if (*endp) {
630 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
631 return 1;
632 }
633 } else {
634 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
635 return 1;
636 }
637 } else
638 vlan = 0;
639
640 bt_vhci_add(vlan);
641 return 0;
642 }
643 } else if (strstart(opt, "device:", &endp))
644 return !bt_device_add(endp);
645
646 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
647 return 1;
648}
649
1ae26a18
AZ		 650/***********************************************************/
651/* QEMU Block devices */
652
609497ab 653#define HD_ALIAS "index=%d,media=disk"
e4bcb14c 654#define CDROM_ALIAS "index=2,media=cdrom"
e4bcb14c 655#define FD_ALIAS "index=%d,if=floppy"
609497ab
AZ		 656#define PFLASH_ALIAS "if=pflash"
657#define MTD_ALIAS "if=mtd"
9d413d1d 658#define SD_ALIAS "index=0,if=sd"
e4bcb14c 659
9dfd7c7a 660QemuOpts *drive_add(const char *file, const char *fmt, ...)
e4bcb14c
TS		 661{
662 va_list ap;
9dfd7c7a
GH		 663 char optstr[1024];
664 QemuOpts *opts;
e4bcb14c 665
e4bcb14c 666 va_start(ap, fmt);
9dfd7c7a 667 vsnprintf(optstr, sizeof(optstr), fmt, ap);
e4bcb14c
TS		 668 va_end(ap);
669
8212c64f 670 opts = qemu_opts_parse(&qemu_drive_opts, optstr, 0);
9dfd7c7a
GH		 671 if (!opts) {
672 fprintf(stderr, "%s: huh? duplicate? (%s)\n",
673 __FUNCTION__, optstr);
674 return NULL;
675 }
676 if (file)
677 qemu_opt_set(opts, "file", file);
678 return opts;
b01b1111
AL		 679}
680
751c6a17 681DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit)
e4bcb14c 682{
751c6a17 683 DriveInfo *dinfo;
e4bcb14c
TS		 684
685 /* seek interface, bus and unit */
686
72cf2d4f 687 QTAILQ_FOREACH(dinfo, &drives, next) {
751c6a17
GH		 688 if (dinfo->type == type &&
689 dinfo->bus == bus &&
690 dinfo->unit == unit)
691 return dinfo;
692 }
e4bcb14c 693
751c6a17 694 return NULL;
e4bcb14c
TS		 695}
696
2e810b36 697DriveInfo *drive_get_by_id(const char *id)
1dae12e6
GH		 698{
699 DriveInfo *dinfo;
700
72cf2d4f 701 QTAILQ_FOREACH(dinfo, &drives, next) {
1dae12e6
GH		 702 if (strcmp(id, dinfo->id))
703 continue;
704 return dinfo;
705 }
706 return NULL;
707}
708
f60d39bc 709int drive_get_max_bus(BlockInterfaceType type)
e4bcb14c
TS		 710{
711 int max_bus;
751c6a17 712 DriveInfo *dinfo;
e4bcb14c
TS		 713
714 max_bus = -1;
72cf2d4f 715 QTAILQ_FOREACH(dinfo, &drives, next) {
751c6a17
GH		 716 if(dinfo->type == type &&
717 dinfo->bus > max_bus)
718 max_bus = dinfo->bus;
e4bcb14c
TS		 719 }
720 return max_bus;
721}
722
fa879c64
AL		 723const char *drive_get_serial(BlockDriverState *bdrv)
724{
751c6a17 725 DriveInfo *dinfo;
fa879c64 726
72cf2d4f 727 QTAILQ_FOREACH(dinfo, &drives, next) {
751c6a17
GH		 728 if (dinfo->bdrv == bdrv)
729 return dinfo->serial;
730 }
fa879c64
AL		 731
732 return "\0";
733}
734
f7850099
KW		 735BlockInterfaceErrorAction drive_get_on_error(
736 BlockDriverState *bdrv, int is_read)
428c5705 737{
751c6a17 738 DriveInfo *dinfo;
428c5705 739
72cf2d4f 740 QTAILQ_FOREACH(dinfo, &drives, next) {
751c6a17 741 if (dinfo->bdrv == bdrv)
e9b2e818 742 return is_read ? dinfo->on_read_error : dinfo->on_write_error;
751c6a17 743 }
428c5705 744
e9b2e818 745 return is_read ? BLOCK_ERR_REPORT : BLOCK_ERR_STOP_ENOSPC;
428c5705
AL		 746}
747
a1620fac
AJ		 748static void bdrv_format_print(void *opaque, const char *name)
749{
750 fprintf(stderr, " %s", name);
751}
752
56a14938 753void drive_uninit(DriveInfo *dinfo)
b01b1111 754{
56a14938
GH		 755 qemu_opts_del(dinfo->opts);
756 bdrv_delete(dinfo->bdrv);
757 QTAILQ_REMOVE(&drives, dinfo, next);
758 qemu_free(dinfo);
b01b1111
AL		 759}
760
e9b2e818
KW		 761static int parse_block_error_action(const char *buf, int is_read)
762{
763 if (!strcmp(buf, "ignore")) {
764 return BLOCK_ERR_IGNORE;
765 } else if (!is_read && !strcmp(buf, "enospc")) {
766 return BLOCK_ERR_STOP_ENOSPC;
767 } else if (!strcmp(buf, "stop")) {
768 return BLOCK_ERR_STOP_ANY;
769 } else if (!strcmp(buf, "report")) {
770 return BLOCK_ERR_REPORT;
771 } else {
772 fprintf(stderr, "qemu: '%s' invalid %s error action\n",
773 buf, is_read ? "read" : "write");
774 return -1;
775 }
776}
777
9dfd7c7a 778DriveInfo *drive_init(QemuOpts *opts, void *opaque,
751c6a17 779 int *fatal_error)
e4bcb14c 780{
9dfd7c7a
GH		 781 const char *buf;
782 const char *file = NULL;
c8522bdf 783 char devname[128];
9dfd7c7a 784 const char *serial;
c8522bdf 785 const char *mediastr = "";
f60d39bc 786 BlockInterfaceType type;
e4bcb14c
TS		 787 enum { MEDIA_DISK, MEDIA_CDROM } media;
788 int bus_id, unit_id;
789 int cyls, heads, secs, translation;
1e72d3b7 790 BlockDriver *drv = NULL;
4d73cd3b 791 QEMUMachine *machine = opaque;
e4bcb14c
TS		 792 int max_devs;
793 int index;
33f00271 794 int cache;
5c6c3a6c 795 int aio = 0;
59f2689d 796 int ro = 0;
e9b2e818
KW		 797 int bdrv_flags;
798 int on_read_error, on_write_error;
c2cc47a4 799 const char *devaddr;
751c6a17 800 DriveInfo *dinfo;
9dfd7c7a 801 int snapshot = 0;
e4bcb14c 802
9dfd7c7a 803 *fatal_error = 1;
e4bcb14c 804
e4bcb14c 805 translation = BIOS_ATA_TRANSLATION_AUTO;
0aa217e4 806 cache = 1;
e4bcb14c 807
4d007814 808 if (machine && machine->use_scsi) {
f60d39bc 809 type = IF_SCSI;
e4bcb14c 810 max_devs = MAX_SCSI_DEVS;
363a37d5 811 pstrcpy(devname, sizeof(devname), "scsi");
e4bcb14c 812 } else {
f60d39bc 813 type = IF_IDE;
e4bcb14c 814 max_devs = MAX_IDE_DEVS;
363a37d5 815 pstrcpy(devname, sizeof(devname), "ide");
e4bcb14c
TS		 816 }
817 media = MEDIA_DISK;
818
819 /* extract parameters */
9dfd7c7a
GH		 820 bus_id = qemu_opt_get_number(opts, "bus", 0);
821 unit_id = qemu_opt_get_number(opts, "unit", -1);
822 index = qemu_opt_get_number(opts, "index", -1);
e4bcb14c 823
9dfd7c7a
GH		 824 cyls = qemu_opt_get_number(opts, "cyls", 0);
825 heads = qemu_opt_get_number(opts, "heads", 0);
826 secs = qemu_opt_get_number(opts, "secs", 0);
e4bcb14c 827
9dfd7c7a 828 snapshot = qemu_opt_get_bool(opts, "snapshot", 0);
59f2689d 829 ro = qemu_opt_get_bool(opts, "readonly", 0);
e4bcb14c 830
9dfd7c7a
GH		 831 file = qemu_opt_get(opts, "file");
832 serial = qemu_opt_get(opts, "serial");
833
834 if ((buf = qemu_opt_get(opts, "if")) != NULL) {
ae45d369 835 pstrcpy(devname, sizeof(devname), buf);
e4bcb14c 836 if (!strcmp(buf, "ide")) {
f60d39bc 837 type = IF_IDE;
e4bcb14c
TS		 838 max_devs = MAX_IDE_DEVS;
839 } else if (!strcmp(buf, "scsi")) {
f60d39bc 840 type = IF_SCSI;
e4bcb14c
TS		 841 max_devs = MAX_SCSI_DEVS;
842 } else if (!strcmp(buf, "floppy")) {
f60d39bc 843 type = IF_FLOPPY;
e4bcb14c
TS		 844 max_devs = 0;
845 } else if (!strcmp(buf, "pflash")) {
f60d39bc 846 type = IF_PFLASH;
e4bcb14c
TS		 847 max_devs = 0;
848 } else if (!strcmp(buf, "mtd")) {
f60d39bc 849 type = IF_MTD;
e4bcb14c
TS		 850 max_devs = 0;
851 } else if (!strcmp(buf, "sd")) {
f60d39bc 852 type = IF_SD;
e4bcb14c 853 max_devs = 0;
6e02c38d
AL		 854 } else if (!strcmp(buf, "virtio")) {
855 type = IF_VIRTIO;
856 max_devs = 0;
62d23efa
AL		 857 } else if (!strcmp(buf, "xen")) {
858 type = IF_XEN;
859 max_devs = 0;
a8659e90
GH		 860 } else if (!strcmp(buf, "none")) {
861 type = IF_NONE;
862 max_devs = 0;
62d23efa 863 } else {
9dfd7c7a 864 fprintf(stderr, "qemu: unsupported bus type '%s'\n", buf);
751c6a17 865 return NULL;
e4bcb14c
TS		 866 }
867 }
868
e4bcb14c 869 if (cyls || heads || secs) {
5afe3f04 870 if (cyls < 1 || (type == IF_IDE && cyls > 16383)) {
9dfd7c7a 871 fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", buf);
751c6a17 872 return NULL;
e4bcb14c 873 }
5afe3f04 874 if (heads < 1 || (type == IF_IDE && heads > 16)) {
9dfd7c7a 875 fprintf(stderr, "qemu: '%s' invalid physical heads number\n", buf);
751c6a17 876 return NULL;
e4bcb14c 877 }
5afe3f04 878 if (secs < 1 || (type == IF_IDE && secs > 63)) {
9dfd7c7a 879 fprintf(stderr, "qemu: '%s' invalid physical secs number\n", buf);
751c6a17 880 return NULL;
e4bcb14c
TS		 881 }
882 }
883
9dfd7c7a 884 if ((buf = qemu_opt_get(opts, "trans")) != NULL) {
e4bcb14c
TS		 885 if (!cyls) {
886 fprintf(stderr,
887 "qemu: '%s' trans must be used with cyls,heads and secs\n",
9dfd7c7a 888 buf);
751c6a17 889 return NULL;
e4bcb14c
TS		 890 }
891 if (!strcmp(buf, "none"))
892 translation = BIOS_ATA_TRANSLATION_NONE;
893 else if (!strcmp(buf, "lba"))
894 translation = BIOS_ATA_TRANSLATION_LBA;
895 else if (!strcmp(buf, "auto"))
896 translation = BIOS_ATA_TRANSLATION_AUTO;
897 else {
9dfd7c7a 898 fprintf(stderr, "qemu: '%s' invalid translation type\n", buf);
751c6a17 899 return NULL;
e4bcb14c
TS		 900 }
901 }
902
9dfd7c7a 903 if ((buf = qemu_opt_get(opts, "media")) != NULL) {
e4bcb14c
TS		 904 if (!strcmp(buf, "disk")) {
905 media = MEDIA_DISK;
906 } else if (!strcmp(buf, "cdrom")) {
907 if (cyls || secs || heads) {
908 fprintf(stderr,
9dfd7c7a 909 "qemu: '%s' invalid physical CHS format\n", buf);
751c6a17 910 return NULL;
e4bcb14c
TS		 911 }
912 media = MEDIA_CDROM;
913 } else {
9dfd7c7a 914 fprintf(stderr, "qemu: '%s' invalid media\n", buf);
751c6a17 915 return NULL;
e4bcb14c
TS		 916 }
917 }
918
9dfd7c7a 919 if ((buf = qemu_opt_get(opts, "cache")) != NULL) {
9f7965c7 920 if (!strcmp(buf, "off") || !strcmp(buf, "none"))
33f00271 921 cache = 0;
9f7965c7 922 else if (!strcmp(buf, "writethrough"))
33f00271 923 cache = 1;
9f7965c7
AL		 924 else if (!strcmp(buf, "writeback"))
925 cache = 2;
33f00271
AZ		 926 else {
927 fprintf(stderr, "qemu: invalid cache option\n");
751c6a17 928 return NULL;
33f00271
AZ		 929 }
930 }
931
5c6c3a6c
CH		 932#ifdef CONFIG_LINUX_AIO
933 if ((buf = qemu_opt_get(opts, "aio")) != NULL) {
934 if (!strcmp(buf, "threads"))
935 aio = 0;
936 else if (!strcmp(buf, "native"))
937 aio = 1;
938 else {
939 fprintf(stderr, "qemu: invalid aio option\n");
940 return NULL;
941 }
942 }
943#endif
944
9dfd7c7a 945 if ((buf = qemu_opt_get(opts, "format")) != NULL) {
a1620fac
AJ		 946 if (strcmp(buf, "?") == 0) {
947 fprintf(stderr, "qemu: Supported formats:");
948 bdrv_iterate_format(bdrv_format_print, NULL);
949 fprintf(stderr, "\n");
751c6a17 950 return NULL;
a1620fac 951 }
eb852011 952 drv = bdrv_find_whitelisted_format(buf);
1e72d3b7
AJ		 953 if (!drv) {
954 fprintf(stderr, "qemu: '%s' invalid format\n", buf);
751c6a17 955 return NULL;
1e72d3b7
AJ		 956 }
957 }
958
e9b2e818 959 on_write_error = BLOCK_ERR_STOP_ENOSPC;
9dfd7c7a 960 if ((buf = qemu_opt_get(opts, "werror")) != NULL) {
869a5c6d 961 if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO) {
ea8a5d7f 962 fprintf(stderr, "werror is no supported by this format\n");
751c6a17 963 return NULL;
428c5705 964 }
e9b2e818
KW		 965
966 on_write_error = parse_block_error_action(buf, 0);
967 if (on_write_error < 0) {
968 return NULL;
969 }
970 }
971
972 on_read_error = BLOCK_ERR_REPORT;
973 if ((buf = qemu_opt_get(opts, "rerror")) != NULL) {
f35d68f0 974 if (type != IF_IDE && type != IF_VIRTIO) {
e9b2e818
KW		 975 fprintf(stderr, "rerror is no supported by this format\n");
976 return NULL;
977 }
978
979 on_read_error = parse_block_error_action(buf, 1);
980 if (on_read_error < 0) {
751c6a17 981 return NULL;
428c5705
AL		 982 }
983 }
984
9dfd7c7a 985 if ((devaddr = qemu_opt_get(opts, "addr")) != NULL) {
c2cc47a4 986 if (type != IF_VIRTIO) {
9dfd7c7a 987 fprintf(stderr, "addr is not supported\n");
751c6a17 988 return NULL;
c2cc47a4 989 }
c2cc47a4
MA		 990 }
991
e4bcb14c
TS		 992 /* compute bus and unit according index */
993
994 if (index != -1) {
995 if (bus_id != 0 || unit_id != -1) {
996 fprintf(stderr,
9dfd7c7a 997 "qemu: index cannot be used with bus and unit\n");
751c6a17 998 return NULL;
e4bcb14c
TS		 999 }
1000 if (max_devs == 0)
1001 {
1002 unit_id = index;
1003 bus_id = 0;
1004 } else {
1005 unit_id = index % max_devs;
1006 bus_id = index / max_devs;
1007 }
1008 }
1009
1010 /* if user doesn't specify a unit_id,
1011 * try to find the first free
1012 */
1013
1014 if (unit_id == -1) {
1015 unit_id = 0;
751c6a17 1016 while (drive_get(type, bus_id, unit_id) != NULL) {
e4bcb14c
TS		 1017 unit_id++;
1018 if (max_devs && unit_id >= max_devs) {
1019 unit_id -= max_devs;
1020 bus_id++;
1021 }
1022 }
1023 }
1024
1025 /* check unit id */
1026
1027 if (max_devs && unit_id >= max_devs) {
9dfd7c7a
GH		 1028 fprintf(stderr, "qemu: unit %d too big (max is %d)\n",
1029 unit_id, max_devs - 1);
751c6a17 1030 return NULL;
e4bcb14c
TS		 1031 }
1032
1033 /*
1034 * ignore multiple definitions
1035 */
1036
751c6a17
GH		 1037 if (drive_get(type, bus_id, unit_id) != NULL) {
1038 *fatal_error = 0;
1039 return NULL;
1040 }
e4bcb14c
TS		 1041
1042 /* init */
1043
751c6a17 1044 dinfo = qemu_mallocz(sizeof(*dinfo));
e23d9c4d 1045 if ((buf = qemu_opts_id(opts)) != NULL) {
9dfd7c7a
GH		 1046 dinfo->id = qemu_strdup(buf);
1047 } else {
1dae12e6 1048 /* no id supplied -> create one */
9dfd7c7a 1049 dinfo->id = qemu_mallocz(32);
1dae12e6
GH		 1050 if (type == IF_IDE || type == IF_SCSI)
1051 mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd";
1052 if (max_devs)
9dfd7c7a 1053 snprintf(dinfo->id, 32, "%s%i%s%i",
1dae12e6
GH		 1054 devname, bus_id, mediastr, unit_id);
1055 else
9dfd7c7a 1056 snprintf(dinfo->id, 32, "%s%s%i",
1dae12e6
GH		 1057 devname, mediastr, unit_id);
1058 }
1dae12e6 1059 dinfo->bdrv = bdrv_new(dinfo->id);
751c6a17
GH		 1060 dinfo->devaddr = devaddr;
1061 dinfo->type = type;
1062 dinfo->bus = bus_id;
1063 dinfo->unit = unit_id;
e9b2e818
KW		 1064 dinfo->on_read_error = on_read_error;
1065 dinfo->on_write_error = on_write_error;
9dfd7c7a
GH		 1066 dinfo->opts = opts;
1067 if (serial)
1068 strncpy(dinfo->serial, serial, sizeof(serial));
72cf2d4f 1069 QTAILQ_INSERT_TAIL(&drives, dinfo, next);
e4bcb14c 1070
f60d39bc 1071 switch(type) {
e4bcb14c
TS		 1072 case IF_IDE:
1073 case IF_SCSI:
62d23efa 1074 case IF_XEN:
c219331e 1075 case IF_NONE:
e4bcb14c
TS		 1076 switch(media) {
1077 case MEDIA_DISK:
1078 if (cyls != 0) {
1dae12e6
GH		 1079 bdrv_set_geometry_hint(dinfo->bdrv, cyls, heads, secs);
1080 bdrv_set_translation_hint(dinfo->bdrv, translation);
e4bcb14c
TS		 1081 }
1082 break;
1083 case MEDIA_CDROM:
1dae12e6 1084 bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_CDROM);
e4bcb14c
TS		 1085 break;
1086 }
1087 break;
1088 case IF_SD:
1089 /* FIXME: This isn't really a floppy, but it's a reasonable
1090 approximation. */
1091 case IF_FLOPPY:
1dae12e6 1092 bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_FLOPPY);
e4bcb14c
TS		 1093 break;
1094 case IF_PFLASH:
1095 case IF_MTD:
1096 break;
d176c495
GH		 1097 case IF_VIRTIO:
1098 /* add virtio block device */
1099 opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
1100 qemu_opt_set(opts, "driver", "virtio-blk-pci");
1101 qemu_opt_set(opts, "drive", dinfo->id);
1102 if (devaddr)
1103 qemu_opt_set(opts, "addr", devaddr);
1104 break;
aae9460e
PB		 1105 case IF_COUNT:
1106 abort();
e4bcb14c 1107 }
9dfd7c7a 1108 if (!file) {
751c6a17
GH		 1109 *fatal_error = 0;
1110 return NULL;
1111 }
33f00271 1112 bdrv_flags = 0;
9f7965c7 1113 if (snapshot) {
33f00271 1114 bdrv_flags |= BDRV_O_SNAPSHOT;
9f7965c7
AL		 1115 cache = 2; /* always use write-back with snapshot */
1116 }
1117 if (cache == 0) /* no caching */
1118 bdrv_flags |= BDRV_O_NOCACHE;
1119 else if (cache == 2) /* write-back */
1120 bdrv_flags |= BDRV_O_CACHE_WB;
5c6c3a6c
CH		 1121
1122 if (aio == 1) {
1123 bdrv_flags |= BDRV_O_NATIVE_AIO;
1124 } else {
1125 bdrv_flags &= ~BDRV_O_NATIVE_AIO;
1126 }
1127
2db7ad59
NS		 1128 if (media == MEDIA_CDROM) {
1129 /* CDROM is fine for any interface, don't check. */
1130 ro = 1;
1131 } else if (ro == 1) {
f5edb014
NS		 1132 if (type != IF_SCSI && type != IF_VIRTIO && type != IF_FLOPPY) {
1133 fprintf(stderr, "qemu: readonly flag not supported for drive with this interface\n");
59f2689d
NS		 1134 return NULL;
1135 }
b196b153 1136 }
2db7ad59 1137
f5edb014 1138 bdrv_flags |= ro ? 0 : BDRV_O_RDWR;
59f2689d 1139
1dae12e6 1140 if (bdrv_open2(dinfo->bdrv, file, bdrv_flags, drv) < 0) {
850810d0
JF		 1141 fprintf(stderr, "qemu: could not open disk image %s: %s\n",
1142 file, strerror(errno));
751c6a17 1143 return NULL;
e4bcb14c 1144 }
5c6c3a6c 1145
1dae12e6 1146 if (bdrv_key_required(dinfo->bdrv))
c0f4ce77 1147 autostart = 0;
751c6a17
GH		 1148 *fatal_error = 0;
1149 return dinfo;
e4bcb14c
TS		 1150}
1151
9dfd7c7a
GH		 1152static int drive_init_func(QemuOpts *opts, void *opaque)
1153{
1154 QEMUMachine *machine = opaque;
1155 int fatal_error = 0;
1156
1157 if (drive_init(opts, machine, &fatal_error) == NULL) {
1158 if (fatal_error)
1159 return 1;
1160 }
1161 return 0;
1162}
1163
1164static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1165{
1166 if (NULL == qemu_opt_get(opts, "snapshot")) {
1167 qemu_opt_set(opts, "snapshot", "on");
1168 }
1169 return 0;
1170}
1171
76e30d0f
JK		 1172void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1173{
1174 boot_set_handler = func;
1175 boot_set_opaque = opaque;
1176}
1177
1178int qemu_boot_set(const char *boot_devices)
1179{
1180 if (!boot_set_handler) {
1181 return -EINVAL;
1182 }
1183 return boot_set_handler(boot_set_opaque, boot_devices);
1184}
1185
4e9e9d6e 1186static void validate_bootdevices(char *devices)
ef3adf68
JK		 1187{
1188 /* We just do some generic consistency checks */
1189 const char *p;
1190 int bitmap = 0;
1191
1192 for (p = devices; *p != '\0'; p++) {
1193 /* Allowed boot devices are:
1194 * a-b: floppy disk drives
1195 * c-f: IDE disk drives
1196 * g-m: machine implementation dependant drives
1197 * n-p: network devices
1198 * It's up to each machine implementation to check if the given boot
1199 * devices match the actual hardware implementation and firmware
1200 * features.
1201 */
1202 if (*p < 'a' || *p > 'p') {
1203 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1204 exit(1);
1205 }
1206 if (bitmap & (1 << (*p - 'a'))) {
1207 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1208 exit(1);
1209 }
1210 bitmap |= 1 << (*p - 'a');
1211 }
ef3adf68
JK		 1212}
1213
e0f084bf
JK		 1214static void restore_boot_devices(void *opaque)
1215{
1216 char *standard_boot_devices = opaque;
1217
1218 qemu_boot_set(standard_boot_devices);
1219
1220 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
1221 qemu_free(standard_boot_devices);
1222}
1223
268a362c
AL		 1224static void numa_add(const char *optarg)
1225{
1226 char option[128];
1227 char *endptr;
1228 unsigned long long value, endvalue;
1229 int nodenr;
1230
1231 optarg = get_opt_name(option, 128, optarg, ',') + 1;
1232 if (!strcmp(option, "node")) {
1233 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1234 nodenr = nb_numa_nodes;
1235 } else {
1236 nodenr = strtoull(option, NULL, 10);
1237 }
1238
1239 if (get_param_value(option, 128, "mem", optarg) == 0) {
1240 node_mem[nodenr] = 0;
1241 } else {
1242 value = strtoull(option, &endptr, 0);
1243 switch (*endptr) {
1244 case 0: case 'M': case 'm':
1245 value <<= 20;
1246 break;
1247 case 'G': case 'g':
1248 value <<= 30;
1249 break;
1250 }
1251 node_mem[nodenr] = value;
1252 }
1253 if (get_param_value(option, 128, "cpus", optarg) == 0) {
1254 node_cpumask[nodenr] = 0;
1255 } else {
1256 value = strtoull(option, &endptr, 10);
1257 if (value >= 64) {
1258 value = 63;
1259 fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
1260 } else {
1261 if (*endptr == '-') {
1262 endvalue = strtoull(endptr+1, &endptr, 10);
1263 if (endvalue >= 63) {
1264 endvalue = 62;
1265 fprintf(stderr,
1266 "only 63 CPUs in NUMA mode supported.\n");
1267 }
0dfbd514 1268 value = (2ULL << endvalue) - (1ULL << value);
268a362c 1269 } else {
0dfbd514 1270 value = 1ULL << value;
268a362c
AL		 1271 }
1272 }
1273 node_cpumask[nodenr] = value;
1274 }
1275 nb_numa_nodes++;
1276 }
1277 return;
1278}
1279
dc6b1c09
AP		 1280static void smp_parse(const char *optarg)
1281{
1282 int smp, sockets = 0, threads = 0, cores = 0;
1283 char *endptr;
1284 char option[128];
1285
1286 smp = strtoul(optarg, &endptr, 10);
1287 if (endptr != optarg) {
1288 if (*endptr == ',') {
1289 endptr++;
1290 }
1291 }
1292 if (get_param_value(option, 128, "sockets", endptr) != 0)
1293 sockets = strtoull(option, NULL, 10);
1294 if (get_param_value(option, 128, "cores", endptr) != 0)
1295 cores = strtoull(option, NULL, 10);
1296 if (get_param_value(option, 128, "threads", endptr) != 0)
1297 threads = strtoull(option, NULL, 10);
1298 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1299 max_cpus = strtoull(option, NULL, 10);
1300
1301 /* compute missing values, prefer sockets over cores over threads */
1302 if (smp == 0 || sockets == 0) {
1303 sockets = sockets > 0 ? sockets : 1;
1304 cores = cores > 0 ? cores : 1;
1305 threads = threads > 0 ? threads : 1;
1306 if (smp == 0) {
1307 smp = cores * threads * sockets;
dc6b1c09
AP		 1308 }
1309 } else {
1310 if (cores == 0) {
1311 threads = threads > 0 ? threads : 1;
1312 cores = smp / (sockets * threads);
1313 } else {
5cdc9b76 1314 if (sockets) {
dc6b1c09
AP		 1315 threads = smp / (cores * sockets);
1316 }
1317 }
1318 }
1319 smp_cpus = smp;
1320 smp_cores = cores > 0 ? cores : 1;
1321 smp_threads = threads > 0 ? threads : 1;
1322 if (max_cpus == 0)
1323 max_cpus = smp_cpus;
1324}
1325
a594cfbf
FB		 1326/***********************************************************/
1327/* USB devices */
1328
c0f4ce77 1329static int usb_device_add(const char *devname, int is_hotplug)
a594cfbf
FB		 1330{
1331 const char *p;
a5d2f727 1332 USBDevice *dev = NULL;
a594cfbf 1333
a5d2f727 1334 if (!usb_enabled)
a594cfbf
FB		 1335 return -1;
1336
0958b4cc
GH		 1337 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1338 dev = usbdevice_create(devname);
1339 if (dev)
1340 goto done;
1341
a5d2f727 1342 /* the other ones */
a594cfbf
FB		 1343 if (strstart(devname, "host:", &p)) {
1344 dev = usb_host_device_open(p);
dc72ac14
AZ		 1345 } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1346 dev = usb_bt_init(devname[2] ? hci_init(p) :
1347 bt_new_hci(qemu_find_bt_vlan(0)));
a594cfbf
FB		 1348 } else {
1349 return -1;
1350 }
0d92ed30
PB		 1351 if (!dev)
1352 return -1;
1353
a5d2f727 1354done:
a594cfbf
FB		 1355 return 0;
1356}
1357
1f3870ab
AL		 1358static int usb_device_del(const char *devname)
1359{
1360 int bus_num, addr;
1361 const char *p;
1362
5d0c5750
AL		 1363 if (strstart(devname, "host:", &p))
1364 return usb_host_device_close(p);
1365
a5d2f727 1366 if (!usb_enabled)
1f3870ab
AL		 1367 return -1;
1368
1369 p = strchr(devname, '.');
1370 if (!p)
1371 return -1;
1372 bus_num = strtoul(devname, NULL, 0);
1373 addr = strtoul(p + 1, NULL, 0);
1374
a5d2f727 1375 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1376}
1377
bd3c948d
GH		 1378static int usb_parse(const char *cmdline)
1379{
59d1c1c2
ST		 1380 int r;
1381 r = usb_device_add(cmdline, 0);
1382 if (r < 0) {
1383 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1384 }
1385 return r;
bd3c948d
GH		 1386}
1387
d54908a5 1388void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1389{
59d1c1c2
ST		 1390 const char *devname = qdict_get_str(qdict, "devname");
1391 if (usb_device_add(devname, 1) < 0) {
1ecda02b 1392 error_report("could not add USB device '%s'", devname);
59d1c1c2 1393 }
a594cfbf
FB		 1394}
1395
d54908a5 1396void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1397{
59d1c1c2
ST		 1398 const char *devname = qdict_get_str(qdict, "devname");
1399 if (usb_device_del(devname) < 0) {
1ecda02b 1400 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1401 }
a594cfbf
FB		 1402}
1403
201a51fc
AZ		 1404/***********************************************************/
1405/* PCMCIA/Cardbus */
1406
1407static struct pcmcia_socket_entry_s {
bc24a225 1408 PCMCIASocket *socket;
201a51fc
AZ		 1409 struct pcmcia_socket_entry_s *next;
1410} *pcmcia_sockets = 0;
1411
bc24a225 1412void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 1413{
1414 struct pcmcia_socket_entry_s *entry;
1415
1416 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
1417 entry->socket = socket;
1418 entry->next = pcmcia_sockets;
1419 pcmcia_sockets = entry;
1420}
1421
bc24a225 1422void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1423{
1424 struct pcmcia_socket_entry_s *entry, **ptr;
1425
1426 ptr = &pcmcia_sockets;
1427 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1428 if (entry->socket == socket) {
1429 *ptr = entry->next;
1430 qemu_free(entry);
1431 }
1432}
1433
376253ec 1434void pcmcia_info(Monitor *mon)
201a51fc
AZ		 1435{
1436 struct pcmcia_socket_entry_s *iter;
376253ec 1437
201a51fc 1438 if (!pcmcia_sockets)
376253ec 1439 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1440
1441 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1442 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1443 iter->socket->attached ? iter->socket->card_string :
1444 "Empty");
201a51fc
AZ		 1445}
1446
2ff89790 1447/***********************************************************/
8a7ddc38 1448/* I/O handling */
0824d6fc 1449
c4b1fcc0
FB		 1450typedef struct IOHandlerRecord {
1451 int fd;
7b27a769 1452 IOCanReadHandler *fd_read_poll;
7c9d8e07
FB		 1453 IOHandler *fd_read;
1454 IOHandler *fd_write;
cafffd40 1455 int deleted;
c4b1fcc0
FB		 1456 void *opaque;
1457 /* temporary data */
1458 struct pollfd *ufd;
31d4ee6c 1459 QLIST_ENTRY(IOHandlerRecord) next;
c4b1fcc0
FB		 1460} IOHandlerRecord;
1461
31d4ee6c
JQ		 1462static QLIST_HEAD(, IOHandlerRecord) io_handlers =
1463 QLIST_HEAD_INITIALIZER(io_handlers);
1464
c4b1fcc0 1465
7c9d8e07
FB		 1466/* XXX: fd_read_poll should be suppressed, but an API change is
1467 necessary in the character devices to suppress fd_can_read(). */
5fafdf24 1468int qemu_set_fd_handler2(int fd,
7b27a769 1469 IOCanReadHandler *fd_read_poll,
5fafdf24
TS		 1470 IOHandler *fd_read,
1471 IOHandler *fd_write,
7c9d8e07 1472 void *opaque)
c4b1fcc0 1473{
31d4ee6c 1474 IOHandlerRecord *ioh;
c4b1fcc0 1475
7c9d8e07 1476 if (!fd_read && !fd_write) {
31d4ee6c 1477 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07 1478 if (ioh->fd == fd) {
cafffd40 1479 ioh->deleted = 1;
7c9d8e07
FB		 1480 break;
1481 }
7c9d8e07
FB		 1482 }
1483 } else {
31d4ee6c 1484 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07
FB		 1485 if (ioh->fd == fd)
1486 goto found;
1487 }
1488 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
31d4ee6c 1489 QLIST_INSERT_HEAD(&io_handlers, ioh, next);
7c9d8e07
FB		 1490 found:
1491 ioh->fd = fd;
1492 ioh->fd_read_poll = fd_read_poll;
1493 ioh->fd_read = fd_read;
1494 ioh->fd_write = fd_write;
1495 ioh->opaque = opaque;
cafffd40 1496 ioh->deleted = 0;
7c9d8e07 1497 }
c4b1fcc0
FB		 1498 return 0;
1499}
1500
5fafdf24
TS		 1501int qemu_set_fd_handler(int fd,
1502 IOHandler *fd_read,
1503 IOHandler *fd_write,
7c9d8e07 1504 void *opaque)
8a7ddc38 1505{
7c9d8e07 1506 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
8a7ddc38
FB		 1507}
1508
56f3a5d0 1509#ifdef _WIN32
f331110f
FB		 1510/***********************************************************/
1511/* Polling handling */
1512
1513typedef struct PollingEntry {
1514 PollingFunc *func;
1515 void *opaque;
1516 struct PollingEntry *next;
1517} PollingEntry;
1518
1519static PollingEntry *first_polling_entry;
1520
1521int qemu_add_polling_cb(PollingFunc *func, void *opaque)
1522{
1523 PollingEntry **ppe, *pe;
1524 pe = qemu_mallocz(sizeof(PollingEntry));
f331110f
FB		 1525 pe->func = func;
1526 pe->opaque = opaque;
1527 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
1528 *ppe = pe;
1529 return 0;
1530}
1531
1532void qemu_del_polling_cb(PollingFunc *func, void *opaque)
1533{
1534 PollingEntry **ppe, *pe;
1535 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
1536 pe = *ppe;
1537 if (pe->func == func && pe->opaque == opaque) {
1538 *ppe = pe->next;
1539 qemu_free(pe);
1540 break;
1541 }
1542 }
1543}
1544
a18e524a
FB		 1545/***********************************************************/
1546/* Wait objects support */
1547typedef struct WaitObjects {
1548 int num;
1549 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
1550 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
1551 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
1552} WaitObjects;
1553
1554static WaitObjects wait_objects = {0};
3b46e624 1555
a18e524a
FB		 1556int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
1557{
1558 WaitObjects *w = &wait_objects;
1559
1560 if (w->num >= MAXIMUM_WAIT_OBJECTS)
1561 return -1;
1562 w->events[w->num] = handle;
1563 w->func[w->num] = func;
1564 w->opaque[w->num] = opaque;
1565 w->num++;
1566 return 0;
1567}
1568
1569void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
1570{
1571 int i, found;
1572 WaitObjects *w = &wait_objects;
1573
1574 found = 0;
1575 for (i = 0; i < w->num; i++) {
1576 if (w->events[i] == handle)
1577 found = 1;
1578 if (found) {
1579 w->events[i] = w->events[i + 1];
1580 w->func[i] = w->func[i + 1];
1581 w->opaque[i] = w->opaque[i + 1];
3b46e624 1582 }
a18e524a
FB		 1583 }
1584 if (found)
1585 w->num--;
1586}
1587#endif
1588
cc1daa40
FB		 1589/***********************************************************/
1590/* machine registration */
1591
bdaf78e0 1592static QEMUMachine *first_machine = NULL;
6f338c34 1593QEMUMachine *current_machine = NULL;
cc1daa40
FB		 1594
1595int qemu_register_machine(QEMUMachine *m)
1596{
1597 QEMUMachine **pm;
1598 pm = &first_machine;
1599 while (*pm != NULL)
1600 pm = &(*pm)->next;
1601 m->next = NULL;
1602 *pm = m;
1603 return 0;
1604}
1605
9596ebb7 1606static QEMUMachine *find_machine(const char *name)
cc1daa40
FB		 1607{
1608 QEMUMachine *m;
1609
1610 for(m = first_machine; m != NULL; m = m->next) {
1611 if (!strcmp(m->name, name))
1612 return m;
3f6599e6
MM		 1613 if (m->alias && !strcmp(m->alias, name))
1614 return m;
cc1daa40
FB		 1615 }
1616 return NULL;
1617}
1618
0c257437
AL		 1619static QEMUMachine *find_default_machine(void)
1620{
1621 QEMUMachine *m;
1622
1623 for(m = first_machine; m != NULL; m = m->next) {
1624 if (m->is_default) {
1625 return m;
1626 }
1627 }
1628 return NULL;
1629}
1630
8a7ddc38
FB		 1631/***********************************************************/
1632/* main execution loop */
1633
9596ebb7 1634static void gui_update(void *opaque)
8a7ddc38 1635{
7d957bd8 1636 uint64_t interval = GUI_REFRESH_INTERVAL;
740733bb 1637 DisplayState *ds = opaque;
7d957bd8
AL		 1638 DisplayChangeListener *dcl = ds->listeners;
1639
62a2744c 1640 qemu_flush_coalesced_mmio_buffer();
7d957bd8
AL		 1641 dpy_refresh(ds);
1642
1643 while (dcl != NULL) {
1644 if (dcl->gui_timer_interval &&
1645 dcl->gui_timer_interval < interval)
1646 interval = dcl->gui_timer_interval;
1647 dcl = dcl->next;
1648 }
1649 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock));
8a7ddc38
FB		 1650}
1651
9043b62d
BS		 1652static void nographic_update(void *opaque)
1653{
1654 uint64_t interval = GUI_REFRESH_INTERVAL;
1655
62a2744c 1656 qemu_flush_coalesced_mmio_buffer();
9043b62d
BS		 1657 qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock));
1658}
1659
0bd48850
FB		 1660struct vm_change_state_entry {
1661 VMChangeStateHandler *cb;
1662 void *opaque;
72cf2d4f 1663 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1664};
1665
72cf2d4f 1666static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1667
1668VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1669 void *opaque)
1670{
1671 VMChangeStateEntry *e;
1672
1673 e = qemu_mallocz(sizeof (*e));
0bd48850
FB		 1674
1675 e->cb = cb;
1676 e->opaque = opaque;
72cf2d4f 1677 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1678 return e;
1679}
1680
1681void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1682{
72cf2d4f 1683 QLIST_REMOVE (e, entries);
0bd48850
FB		 1684 qemu_free (e);
1685}
1686
296af7c9 1687void vm_state_notify(int running, int reason)
0bd48850
FB		 1688{
1689 VMChangeStateEntry *e;
1690
1691 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
9781e040 1692 e->cb(e->opaque, running, reason);
0bd48850
FB		 1693 }
1694}
1695
8a7ddc38
FB		 1696void vm_start(void)
1697{
1698 if (!vm_running) {
1699 cpu_enable_ticks();
1700 vm_running = 1;
9781e040 1701 vm_state_notify(1, 0);
d6dc3d42 1702 resume_all_vcpus();
8a7ddc38
FB		 1703 }
1704}
1705
bb0c6722
FB		 1706/* reset/shutdown handler */
1707
1708typedef struct QEMUResetEntry {
72cf2d4f 1709 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1710 QEMUResetHandler *func;
1711 void *opaque;
bb0c6722
FB		 1712} QEMUResetEntry;
1713
72cf2d4f
BS		 1714static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1715 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722
FB		 1716static int reset_requested;
1717static int shutdown_requested;
3475187d 1718static int powerdown_requested;
296af7c9 1719int debug_requested;
6e29f5da 1720static int vmstop_requested;
bb0c6722 1721
cf7a2fe2
AJ		 1722int qemu_shutdown_requested(void)
1723{
1724 int r = shutdown_requested;
1725 shutdown_requested = 0;
1726 return r;
1727}
1728
1729int qemu_reset_requested(void)
1730{
1731 int r = reset_requested;
1732 reset_requested = 0;
1733 return r;
1734}
1735
1736int qemu_powerdown_requested(void)
1737{
1738 int r = powerdown_requested;
1739 powerdown_requested = 0;
1740 return r;
1741}
1742
e568902a
AL		 1743static int qemu_debug_requested(void)
1744{
1745 int r = debug_requested;
1746 debug_requested = 0;
1747 return r;
1748}
1749
6e29f5da
AL		 1750static int qemu_vmstop_requested(void)
1751{
1752 int r = vmstop_requested;
1753 vmstop_requested = 0;
1754 return r;
1755}
1756
a08d4367 1757void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1758{
55ddfe8e 1759 QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
bb0c6722 1760
bb0c6722
FB		 1761 re->func = func;
1762 re->opaque = opaque;
72cf2d4f 1763 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1764}
1765
dda9b29f 1766void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1767{
1768 QEMUResetEntry *re;
1769
72cf2d4f 1770 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1771 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1772 QTAILQ_REMOVE(&reset_handlers, re, entry);
dda9b29f
JK		 1773 qemu_free(re);
1774 return;
1775 }
1776 }
1777}
1778
1779void qemu_system_reset(void)
1780{
1781 QEMUResetEntry *re, *nre;
1782
1783 /* reset all devices */
72cf2d4f 1784 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1785 re->func(re->opaque);
1786 }
81d9b784 1787 monitor_protocol_event(QEVENT_RESET, NULL);
ea375f9a 1788 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1789}
1790
1791void qemu_system_reset_request(void)
1792{
d1beab82
FB		 1793 if (no_reboot) {
1794 shutdown_requested = 1;
1795 } else {
1796 reset_requested = 1;
1797 }
d9f75a4e 1798 qemu_notify_event();
bb0c6722
FB		 1799}
1800
1801void qemu_system_shutdown_request(void)
1802{
1803 shutdown_requested = 1;
d9f75a4e 1804 qemu_notify_event();
bb0c6722
FB		 1805}
1806
3475187d
FB		 1807void qemu_system_powerdown_request(void)
1808{
1809 powerdown_requested = 1;
d9f75a4e
AL		 1810 qemu_notify_event();
1811}
1812
877cf882 1813#ifdef _WIN32
69d6451c 1814static void host_main_loop_wait(int *timeout)
56f3a5d0
AL		 1815{
1816 int ret, ret2, i;
f331110f
FB		 1817 PollingEntry *pe;
1818
c4b1fcc0 1819
f331110f
FB		 1820 /* XXX: need to suppress polling by better using win32 events */
1821 ret = 0;
1822 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
1823 ret |= pe->func(pe->opaque);
1824 }
e6b1e558 1825 if (ret == 0) {
a18e524a
FB		 1826 int err;
1827 WaitObjects *w = &wait_objects;
3b46e624 1828
56f3a5d0 1829 ret = WaitForMultipleObjects(w->num, w->events, FALSE, *timeout);
a18e524a
FB		 1830 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
1831 if (w->func[ret - WAIT_OBJECT_0])
1832 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
3b46e624 1833
5fafdf24 1834 /* Check for additional signaled events */
e6b1e558 1835 for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) {
3b46e624 1836
e6b1e558
TS		 1837 /* Check if event is signaled */
1838 ret2 = WaitForSingleObject(w->events[i], 0);
1839 if(ret2 == WAIT_OBJECT_0) {
1840 if (w->func[i])
1841 w->func[i](w->opaque[i]);
1842 } else if (ret2 == WAIT_TIMEOUT) {
1843 } else {
1844 err = GetLastError();
1845 fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err);
3b46e624
TS		 1846 }
1847 }
a18e524a
FB		 1848 } else if (ret == WAIT_TIMEOUT) {
1849 } else {
1850 err = GetLastError();
e6b1e558 1851 fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err);
a18e524a 1852 }
f331110f 1853 }
56f3a5d0
AL		 1854
1855 *timeout = 0;
1856}
1857#else
69d6451c 1858static void host_main_loop_wait(int *timeout)
56f3a5d0
AL		 1859{
1860}
fd1dff4b 1861#endif
56f3a5d0 1862
d6f4ade2 1863void main_loop_wait(int nonblocking)
56f3a5d0
AL		 1864{
1865 IOHandlerRecord *ioh;
1866 fd_set rfds, wfds, xfds;
1867 int ret, nfds;
1868 struct timeval tv;
d6f4ade2 1869 int timeout;
56f3a5d0 1870
d6f4ade2
PB		 1871 if (nonblocking)
1872 timeout = 0;
1873 else {
1874 timeout = qemu_calculate_timeout();
1875 qemu_bh_update_timeout(&timeout);
1876 }
56f3a5d0
AL		 1877
1878 host_main_loop_wait(&timeout);
1879
fd1dff4b
FB		 1880 /* poll any events */
1881 /* XXX: separate device handlers from system ones */
6abfbd79 1882 nfds = -1;
fd1dff4b
FB		 1883 FD_ZERO(&rfds);
1884 FD_ZERO(&wfds);
e035649e 1885 FD_ZERO(&xfds);
31d4ee6c 1886 QLIST_FOREACH(ioh, &io_handlers, next) {
cafffd40
TS		 1887 if (ioh->deleted)
1888 continue;
fd1dff4b
FB		 1889 if (ioh->fd_read &&
1890 (!ioh->fd_read_poll ||
1891 ioh->fd_read_poll(ioh->opaque) != 0)) {
1892 FD_SET(ioh->fd, &rfds);
1893 if (ioh->fd > nfds)
1894 nfds = ioh->fd;
1895 }
1896 if (ioh->fd_write) {
1897 FD_SET(ioh->fd, &wfds);
1898 if (ioh->fd > nfds)
1899 nfds = ioh->fd;
1900 }
1901 }
3b46e624 1902
56f3a5d0
AL		 1903 tv.tv_sec = timeout / 1000;
1904 tv.tv_usec = (timeout % 1000) * 1000;
1905
d918f23e
JK		 1906 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1907
4870852c 1908 qemu_mutex_unlock_iothread();
e035649e 1909 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
4870852c 1910 qemu_mutex_lock_iothread();
fd1dff4b 1911 if (ret > 0) {
31d4ee6c 1912 IOHandlerRecord *pioh;
cafffd40 1913
31d4ee6c 1914 QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
cafffd40 1915 if (ioh->deleted) {
31d4ee6c 1916 QLIST_REMOVE(ioh, next);
cafffd40 1917 qemu_free(ioh);
4bed9837
JQ		 1918 continue;
1919 }
1920 if (ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
1921 ioh->fd_read(ioh->opaque);
1922 }
1923 if (ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
1924 ioh->fd_write(ioh->opaque);
31d4ee6c 1925 }
cafffd40 1926 }
fd1dff4b 1927 }
d918f23e
JK		 1928
1929 slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
b4608c04 1930
b6964827 1931 qemu_run_all_timers();
21d5d12b 1932
423f0742
PB		 1933 /* Check bottom-halves last in case any of the earlier events triggered
1934 them. */
1935 qemu_bh_poll();
3b46e624 1936
5905b2e5
FB		 1937}
1938
43b96858
AL		 1939static int vm_can_run(void)
1940{
1941 if (powerdown_requested)
1942 return 0;
1943 if (reset_requested)
1944 return 0;
1945 if (shutdown_requested)
1946 return 0;
e568902a
AL		 1947 if (debug_requested)
1948 return 0;
43b96858
AL		 1949 return 1;
1950}
1951
d9c32310
BS		 1952qemu_irq qemu_system_powerdown;
1953
43b96858
AL		 1954static void main_loop(void)
1955{
6e29f5da 1956 int r;
e6e35b1e 1957
d6dc3d42
AL		 1958#ifdef CONFIG_IOTHREAD
1959 qemu_system_ready = 1;
1960 qemu_cond_broadcast(&qemu_system_cond);
1961#endif
1962
6e29f5da 1963 for (;;) {
43b96858 1964 do {
d6f4ade2 1965 bool nonblocking = false;
e6e35b1e
AL		 1966#ifdef CONFIG_PROFILER
1967 int64_t ti;
1968#endif
d6dc3d42 1969#ifndef CONFIG_IOTHREAD
d6f4ade2 1970 nonblocking = tcg_cpu_exec();
d6dc3d42 1971#endif
89bfc105 1972#ifdef CONFIG_PROFILER
43b96858 1973 ti = profile_getclock();
89bfc105 1974#endif
d6f4ade2 1975 main_loop_wait(nonblocking);
89bfc105 1976#ifdef CONFIG_PROFILER
43b96858 1977 dev_time += profile_getclock() - ti;
89bfc105 1978#endif
e568902a 1979 } while (vm_can_run());
43b96858 1980
54fc6ea9
BS		 1981 if ((r = qemu_debug_requested())) {
1982 vm_stop(r);
b1a15e7e 1983 }
43b96858 1984 if (qemu_shutdown_requested()) {
242cd003 1985 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
43b96858
AL		 1986 if (no_shutdown) {
1987 vm_stop(0);
1988 no_shutdown = 0;
1989 } else
1990 break;
1991 }
d6dc3d42
AL		 1992 if (qemu_reset_requested()) {
1993 pause_all_vcpus();
43b96858 1994 qemu_system_reset();
d6dc3d42
AL		 1995 resume_all_vcpus();
1996 }
d9c32310 1997 if (qemu_powerdown_requested()) {
242cd003 1998 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
d9c32310
BS		 1999 qemu_irq_raise(qemu_system_powerdown);
2000 }
b1a15e7e 2001 if ((r = qemu_vmstop_requested())) {
6e29f5da 2002 vm_stop(r);
b1a15e7e 2003 }
b4608c04 2004 }
d6dc3d42 2005 pause_all_vcpus();
b4608c04
FB		 2006}
2007
9bd7e6d9
PB		 2008static void version(void)
2009{
4a19f1ec 2010 printf("QEMU PC emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 2011}
2012
15f82208 2013static void help(int exitcode)
0824d6fc 2014{
e8105ebb 2015 const char *options_help =
ad96090a
BS		 2016#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
2017 opt_help
5824d651
BS		 2018#define DEFHEADING(text) stringify(text) "\n"
2019#include "qemu-options.h"
2020#undef DEF
2021#undef DEFHEADING
2022#undef GEN_DOCS
e8105ebb
PB		 2023 ;
2024 version();
2025 printf("usage: %s [options] [disk_image]\n"
2026 "\n"
2027 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
3f020d70 2028 "\n"
e8105ebb 2029 "%s\n"
3f020d70 2030 "During emulation, the following keys are useful:\n"
2031 "ctrl-alt-f toggle full screen\n"
2032 "ctrl-alt-n switch to virtual console 'n'\n"
2033 "ctrl-alt toggle mouse and keyboard grab\n"
2034 "\n"
e8105ebb
PB		 2035 "When using -nographic, press 'ctrl-a h' to get some help.\n",
2036 "qemu",
2037 options_help);
15f82208 2038 exit(exitcode);
0824d6fc
FB		 2039}
2040
cd6f1169
FB		 2041#define HAS_ARG 0x0001
2042
2043enum {
ad96090a 2044#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
5824d651
BS		 2045 opt_enum,
2046#define DEFHEADING(text)
2047#include "qemu-options.h"
2048#undef DEF
2049#undef DEFHEADING
2050#undef GEN_DOCS
cd6f1169
FB		 2051};
2052
2053typedef struct QEMUOption {
2054 const char *name;
2055 int flags;
2056 int index;
ad96090a 2057 uint32_t arch_mask;
cd6f1169
FB		 2058} QEMUOption;
2059
dbed7e40 2060static const QEMUOption qemu_options[] = {
ad96090a
BS		 2061 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2062#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
2063 { option, opt_arg, opt_enum, arch_mask },
5824d651
BS		 2064#define DEFHEADING(text)
2065#include "qemu-options.h"
2066#undef DEF
2067#undef DEFHEADING
2068#undef GEN_DOCS
cd6f1169 2069 { NULL },
fc01f7e7 2070};
3893c124 2071static void select_vgahw (const char *p)
2072{
2073 const char *opts;
2074
64465297 2075 default_vga = 0;
86176759 2076 vga_interface_type = VGA_NONE;
3893c124 2077 if (strstart(p, "std", &opts)) {
86176759 2078 vga_interface_type = VGA_STD;
3893c124 2079 } else if (strstart(p, "cirrus", &opts)) {
86176759 2080 vga_interface_type = VGA_CIRRUS;
3893c124 2081 } else if (strstart(p, "vmware", &opts)) {
86176759 2082 vga_interface_type = VGA_VMWARE;
94909d9f 2083 } else if (strstart(p, "xenfb", &opts)) {
86176759 2084 vga_interface_type = VGA_XENFB;
28b85ed8 2085 } else if (!strstart(p, "none", &opts)) {
3893c124 2086 invalid_vga:
2087 fprintf(stderr, "Unknown vga type: %s\n", p);
2088 exit(1);
2089 }
cb5a7aa8 2090 while (*opts) {
2091 const char *nextopt;
2092
2093 if (strstart(opts, ",retrace=", &nextopt)) {
2094 opts = nextopt;
2095 if (strstart(opts, "dumb", &nextopt))
2096 vga_retrace_method = VGA_RETRACE_DUMB;
2097 else if (strstart(opts, "precise", &nextopt))
2098 vga_retrace_method = VGA_RETRACE_PRECISE;
2099 else goto invalid_vga;
2100 } else goto invalid_vga;
2101 opts = nextopt;
2102 }
3893c124 2103}
2104
7d4c3d53
MA		 2105static int balloon_parse(const char *arg)
2106{
382f0743 2107 QemuOpts *opts;
7d4c3d53 2108
382f0743
GH		 2109 if (strcmp(arg, "none") == 0) {
2110 return 0;
2111 }
2112
2113 if (!strncmp(arg, "virtio", 6)) {
2114 if (arg[6] == ',') {
2115 /* have params -> parse them */
8212c64f 2116 opts = qemu_opts_parse(&qemu_device_opts, arg+7, 0);
382f0743
GH		 2117 if (!opts)
2118 return -1;
2119 } else {
2120 /* create empty opts */
2121 opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
7d4c3d53 2122 }
382f0743
GH		 2123 qemu_opt_set(opts, "driver", "virtio-balloon-pci");
2124 return 0;
7d4c3d53 2125 }
382f0743
GH		 2126
2127 return -1;
7d4c3d53 2128}
7d4c3d53 2129
3587d7e6
FB		 2130#ifdef _WIN32
2131static BOOL WINAPI qemu_ctrl_handler(DWORD type)
2132{
2133 exit(STATUS_CONTROL_C_EXIT);
2134 return TRUE;
2135}
2136#endif
2137
5b08fc10
AL		 2138#ifndef _WIN32
2139
2140static void termsig_handler(int signal)
2141{
2142 qemu_system_shutdown_request();
2143}
2144
7c3370d4
JK		 2145static void sigchld_handler(int signal)
2146{
2147 waitpid(-1, NULL, WNOHANG);
2148}
2149
2150static void sighandler_setup(void)
5b08fc10
AL		 2151{
2152 struct sigaction act;
2153
2154 memset(&act, 0, sizeof(act));
2155 act.sa_handler = termsig_handler;
2156 sigaction(SIGINT, &act, NULL);
2157 sigaction(SIGHUP, &act, NULL);
2158 sigaction(SIGTERM, &act, NULL);
7c3370d4
JK		 2159
2160 act.sa_handler = sigchld_handler;
2161 act.sa_flags = SA_NOCLDSTOP;
2162 sigaction(SIGCHLD, &act, NULL);
5b08fc10
AL		 2163}
2164
2165#endif
2166
5cea8590
PB		 2167#ifdef _WIN32
2168/* Look for support files in the same directory as the executable. */
2169static char *find_datadir(const char *argv0)
2170{
2171 char *p;
2172 char buf[MAX_PATH];
2173 DWORD len;
2174
2175 len = GetModuleFileName(NULL, buf, sizeof(buf) - 1);
2176 if (len == 0) {
c5947808 2177 return NULL;
5cea8590
PB		 2178 }
2179
2180 buf[len] = 0;
2181 p = buf + len - 1;
2182 while (p != buf && *p != '\\')
2183 p--;
2184 *p = 0;
2185 if (access(buf, R_OK) == 0) {
2186 return qemu_strdup(buf);
2187 }
2188 return NULL;
2189}
2190#else /* !_WIN32 */
2191
2192/* Find a likely location for support files using the location of the binary.
2193 For installed binaries this will be "$bindir/../share/qemu". When
2194 running from the build tree this will be "$bindir/../pc-bios". */
2195#define SHARE_SUFFIX "/share/qemu"
2196#define BUILD_SUFFIX "/pc-bios"
2197static char *find_datadir(const char *argv0)
2198{
2199 char *dir;
2200 char *p = NULL;
2201 char *res;
5cea8590 2202 char buf[PATH_MAX];
3a41759d 2203 size_t max_len;
5cea8590
PB		 2204
2205#if defined(__linux__)
2206 {
2207 int len;
2208 len = readlink("/proc/self/exe", buf, sizeof(buf) - 1);
2209 if (len > 0) {
2210 buf[len] = 0;
2211 p = buf;
2212 }
2213 }
2214#elif defined(__FreeBSD__)
2215 {
92c0e657
JL		 2216 static int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
2217 size_t len = sizeof(buf) - 1;
2218
2219 *buf = '\0';
2220 if (!sysctl(mib, sizeof(mib)/sizeof(*mib), buf, &len, NULL, 0) &&
2221 *buf) {
2222 buf[sizeof(buf) - 1] = '\0';
5cea8590
PB		 2223 p = buf;
2224 }
2225 }
2226#endif
2227 /* If we don't have any way of figuring out the actual executable
2228 location then try argv[0]. */
2229 if (!p) {
4d224196 2230 p = realpath(argv0, buf);
5cea8590
PB		 2231 if (!p) {
2232 return NULL;
2233 }
2234 }
2235 dir = dirname(p);
2236 dir = dirname(dir);
2237
3a41759d
BS		 2238 max_len = strlen(dir) +
2239 MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1;
2240 res = qemu_mallocz(max_len);
2241 snprintf(res, max_len, "%s%s", dir, SHARE_SUFFIX);
5cea8590 2242 if (access(res, R_OK)) {
3a41759d 2243 snprintf(res, max_len, "%s%s", dir, BUILD_SUFFIX);
5cea8590
PB		 2244 if (access(res, R_OK)) {
2245 qemu_free(res);
2246 res = NULL;
2247 }
2248 }
4d224196 2249
5cea8590
PB		 2250 return res;
2251}
2252#undef SHARE_SUFFIX
2253#undef BUILD_SUFFIX
2254#endif
2255
2256char *qemu_find_file(int type, const char *name)
2257{
2258 int len;
2259 const char *subdir;
2260 char *buf;
2261
2262 /* If name contains path separators then try it as a straight path. */
2263 if ((strchr(name, '/') || strchr(name, '\\'))
2264 && access(name, R_OK) == 0) {
73ffc805 2265 return qemu_strdup(name);
5cea8590
PB		 2266 }
2267 switch (type) {
2268 case QEMU_FILE_TYPE_BIOS:
2269 subdir = "";
2270 break;
2271 case QEMU_FILE_TYPE_KEYMAP:
2272 subdir = "keymaps/";
2273 break;
2274 default:
2275 abort();
2276 }
2277 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
2278 buf = qemu_mallocz(len);
3a41759d 2279 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
5cea8590
PB		 2280 if (access(buf, R_OK)) {
2281 qemu_free(buf);
2282 return NULL;
2283 }
2284 return buf;
2285}
2286
ff952ba2
MA		 2287static int device_help_func(QemuOpts *opts, void *opaque)
2288{
2289 return qdev_device_help(opts);
2290}
2291
f31d07d1
GH		 2292static int device_init_func(QemuOpts *opts, void *opaque)
2293{
2294 DeviceState *dev;
2295
2296 dev = qdev_device_add(opts);
2297 if (!dev)
2298 return -1;
2299 return 0;
2300}
2301
1a688d3b
GH		 2302static int chardev_init_func(QemuOpts *opts, void *opaque)
2303{
2304 CharDriverState *chr;
2305
2306 chr = qemu_chr_open_opts(opts, NULL);
2307 if (!chr)
2308 return -1;
2309 return 0;
2310}
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 {
2357 if (monitor_device_index) {
2358 snprintf(label, sizeof(label), "monitor%d",
2359 monitor_device_index);
2360 } else {
2361 snprintf(label, sizeof(label), "monitor");
2362 def = 1;
2363 }
2364 opts = qemu_chr_parse_compat(label, optarg);
2365 if (!opts) {
2366 fprintf(stderr, "parse error: %s\n", optarg);
2367 exit(1);
2368 }
2369 }
2370
2371 opts = qemu_opts_create(&qemu_mon_opts, label, 1);
2372 if (!opts) {
2373 fprintf(stderr, "duplicate chardev: %s\n", label);
2374 exit(1);
2375 }
6ca5582d 2376 qemu_opt_set(opts, "mode", mode);
88589343
GH		 2377 qemu_opt_set(opts, "chardev", label);
2378 if (def)
2379 qemu_opt_set(opts, "default", "on");
2380 monitor_device_index++;
2381}
2382
bd3c948d
GH		 2383struct device_config {
2384 enum {
aee1b935
GH		 2385 DEV_USB, /* -usbdevice */
2386 DEV_BT, /* -bt */
2387 DEV_SERIAL, /* -serial */
2388 DEV_PARALLEL, /* -parallel */
2389 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2390 DEV_DEBUGCON, /* -debugcon */
bd3c948d
GH		 2391 } type;
2392 const char *cmdline;
72cf2d4f 2393 QTAILQ_ENTRY(device_config) next;
bd3c948d 2394};
72cf2d4f 2395QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2396
2397static void add_device_config(int type, const char *cmdline)
2398{
2399 struct device_config *conf;
2400
2401 conf = qemu_mallocz(sizeof(*conf));
2402 conf->type = type;
2403 conf->cmdline = cmdline;
72cf2d4f 2404 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2405}
2406
2407static int foreach_device_config(int type, int (*func)(const char *cmdline))
2408{
2409 struct device_config *conf;
2410 int rc;
2411
72cf2d4f 2412 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2413 if (conf->type != type)
2414 continue;
2415 rc = func(conf->cmdline);
2416 if (0 != rc)
2417 return rc;
2418 }
2419 return 0;
2420}
2421
998bbd74
GH		 2422static int serial_parse(const char *devname)
2423{
2424 static int index = 0;
2425 char label[32];
2426
2427 if (strcmp(devname, "none") == 0)
2428 return 0;
2429 if (index == MAX_SERIAL_PORTS) {
2430 fprintf(stderr, "qemu: too many serial ports\n");
2431 exit(1);
2432 }
2433 snprintf(label, sizeof(label), "serial%d", index);
2434 serial_hds[index] = qemu_chr_open(label, devname, NULL);
2435 if (!serial_hds[index]) {
2436 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
2437 devname, strerror(errno));
2438 return -1;
2439 }
2440 index++;
2441 return 0;
2442}
2443
6a5e8b0e
GH		 2444static int parallel_parse(const char *devname)
2445{
2446 static int index = 0;
2447 char label[32];
2448
2449 if (strcmp(devname, "none") == 0)
2450 return 0;
2451 if (index == MAX_PARALLEL_PORTS) {
2452 fprintf(stderr, "qemu: too many parallel ports\n");
2453 exit(1);
2454 }
2455 snprintf(label, sizeof(label), "parallel%d", index);
2456 parallel_hds[index] = qemu_chr_open(label, devname, NULL);
2457 if (!parallel_hds[index]) {
2458 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
2459 devname, strerror(errno));
2460 return -1;
2461 }
2462 index++;
2463 return 0;
2464}
2465
aee1b935
GH		 2466static int virtcon_parse(const char *devname)
2467{
2468 static int index = 0;
2469 char label[32];
392ecf54 2470 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2471
2472 if (strcmp(devname, "none") == 0)
2473 return 0;
2474 if (index == MAX_VIRTIO_CONSOLES) {
2475 fprintf(stderr, "qemu: too many virtio consoles\n");
2476 exit(1);
2477 }
392ecf54
AS		 2478
2479 bus_opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
2480 qemu_opt_set(bus_opts, "driver", "virtio-serial");
2481
2482 dev_opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
2483 qemu_opt_set(dev_opts, "driver", "virtconsole");
2484
aee1b935
GH		 2485 snprintf(label, sizeof(label), "virtcon%d", index);
2486 virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
2487 if (!virtcon_hds[index]) {
2488 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
2489 devname, strerror(errno));
2490 return -1;
2491 }
392ecf54
AS		 2492 qemu_opt_set(dev_opts, "chardev", label);
2493
aee1b935
GH		 2494 index++;
2495 return 0;
2496}
2497
c9f398e5
PA		 2498static int debugcon_parse(const char *devname)
2499{
2500 QemuOpts *opts;
2501
2502 if (!qemu_chr_open("debugcon", devname, NULL)) {
2503 exit(1);
2504 }
2505 opts = qemu_opts_create(&qemu_device_opts, "debugcon", 1);
2506 if (!opts) {
2507 fprintf(stderr, "qemu: already have a debugcon device\n");
2508 exit(1);
2509 }
2510 qemu_opt_set(opts, "driver", "isa-debugcon");
2511 qemu_opt_set(opts, "chardev", "debugcon");
2512 return 0;
2513}
2514
6530a97b
AL		 2515static const QEMUOption *lookup_opt(int argc, char **argv,
2516 const char **poptarg, int *poptind)
2517{
2518 const QEMUOption *popt;
2519 int optind = *poptind;
2520 char *r = argv[optind];
2521 const char *optarg;
2522
0f0bc3f1 2523 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2524 optind++;
2525 /* Treat --foo the same as -foo. */
2526 if (r[1] == '-')
2527 r++;
2528 popt = qemu_options;
2529 for(;;) {
2530 if (!popt->name) {
0f0bc3f1 2531 error_report("invalid option");
6530a97b
AL		 2532 exit(1);
2533 }
2534 if (!strcmp(popt->name, r + 1))
2535 break;
2536 popt++;
2537 }
2538 if (popt->flags & HAS_ARG) {
2539 if (optind >= argc) {
0f0bc3f1 2540 error_report("requires an argument");
6530a97b
AL		 2541 exit(1);
2542 }
2543 optarg = argv[optind++];
0f0bc3f1 2544 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2545 } else {
2546 optarg = NULL;
2547 }
2548
2549 *poptarg = optarg;
2550 *poptind = optind;
2551
2552 return popt;
2553}
2554
902b3d5c 2555int main(int argc, char **argv, char **envp)
0824d6fc 2556{
59030a8c 2557 const char *gdbstub_dev = NULL;
e4bcb14c 2558 int i;
da1fcfda 2559 int snapshot, linux_boot;
4e3de9e9 2560 const char *icount_option = NULL;
7f7f9873 2561 const char *initrd_filename;
a20dd508 2562 const char *kernel_filename, *kernel_cmdline;
195325a4 2563 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
3023f332 2564 DisplayState *ds;
7d957bd8 2565 DisplayChangeListener *dcl;
46d4767d 2566 int cyls, heads, secs, translation;
f31d07d1 2567 QemuOpts *hda_opts = NULL, *opts;
cd6f1169 2568 int optind;
6530a97b 2569 const char *optarg;
d63d307f 2570 const char *loadvm = NULL;
cc1daa40 2571 QEMUMachine *machine;
94fc95cd 2572 const char *cpu_model;
b9e82a59 2573#ifndef _WIN32
71e3ceb8 2574 int fds[2];
b9e82a59 2575#endif
26a5f13b 2576 int tb_size;
93815bc2 2577 const char *pid_file = NULL;
5bb7910a 2578 const char *incoming = NULL;
b9e82a59 2579#ifndef _WIN32
54042bcf
AL		 2580 int fd = 0;
2581 struct passwd *pwd = NULL;
0858532e
AL		 2582 const char *chroot_dir = NULL;
2583 const char *run_as = NULL;
b9e82a59 2584#endif
993fbfdb 2585 int show_vnc_port = 0;
292444cb 2586 int defconfig = 1;
0bd48850 2587
65abca0a
MA		 2588 error_set_progname(argv[0]);
2589
6875204c
JK		 2590 init_clocks();
2591
902b3d5c 2592 qemu_cache_utils_init(envp);
2593
72cf2d4f 2594 QLIST_INIT (&vm_change_state_head);
be995c27
FB		 2595#ifndef _WIN32
2596 {
2597 struct sigaction act;
2598 sigfillset(&act.sa_mask);
2599 act.sa_flags = 0;
2600 act.sa_handler = SIG_IGN;
2601 sigaction(SIGPIPE, &act, NULL);
2602 }
3587d7e6
FB		 2603#else
2604 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
a8e5ac33
FB		 2605 /* Note: cpu_interrupt() is currently not SMP safe, so we force
2606 QEMU to run on a single CPU */
2607 {
2608 HANDLE h;
2609 DWORD mask, smask;
2610 int i;
2611 h = GetCurrentProcess();
2612 if (GetProcessAffinityMask(h, &mask, &smask)) {
2613 for(i = 0; i < 32; i++) {
2614 if (mask & (1 << i))
2615 break;
2616 }
2617 if (i != 32) {
2618 mask = 1 << i;
2619 SetProcessAffinityMask(h, mask);
2620 }
2621 }
2622 }
67b915a5 2623#endif
be995c27 2624
f80f9ec9 2625 module_call_init(MODULE_INIT_MACHINE);
0c257437 2626 machine = find_default_machine();
94fc95cd 2627 cpu_model = NULL;
fc01f7e7 2628 initrd_filename = NULL;
4fc5d071 2629 ram_size = 0;
33e3963e 2630 snapshot = 0;
a20dd508
FB		 2631 kernel_filename = NULL;
2632 kernel_cmdline = "";
c4b1fcc0 2633 cyls = heads = secs = 0;
46d4767d 2634 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2635
268a362c
AL		 2636 for (i = 0; i < MAX_NODES; i++) {
2637 node_mem[i] = 0;
2638 node_cpumask[i] = 0;
2639 }
2640
268a362c 2641 nb_numa_nodes = 0;
7c9d8e07 2642 nb_nics = 0;
3b46e624 2643
26a5f13b 2644 tb_size = 0;
41bd639b
BS		 2645 autostart= 1;
2646
292444cb
AL		 2647 /* first pass of option parsing */
2648 optind = 1;
2649 while (optind < argc) {
2650 if (argv[optind][0] != '-') {
2651 /* disk image */
28e68d68 2652 optind++;
292444cb
AL		 2653 continue;
2654 } else {
2655 const QEMUOption *popt;
2656
2657 popt = lookup_opt(argc, argv, &optarg, &optind);
2658 switch (popt->index) {
2659 case QEMU_OPTION_nodefconfig:
2660 defconfig=0;
2661 break;
2662 }
2663 }
2664 }
2665
2666 if (defconfig) {
cf5a65aa 2667 const char *fname;
292444cb 2668 FILE *fp;
cf5a65aa
MA		 2669
2670 fname = CONFIG_QEMU_CONFDIR "/qemu.conf";
2671 fp = fopen(fname, "r");
292444cb 2672 if (fp) {
cf5a65aa 2673 if (qemu_config_parse(fp, fname) != 0) {
292444cb
AL		 2674 exit(1);
2675 }
2676 fclose(fp);
2677 }
2678
ad96090a 2679 fname = arch_config_name;
cf5a65aa 2680 fp = fopen(fname, "r");
292444cb 2681 if (fp) {
cf5a65aa 2682 if (qemu_config_parse(fp, fname) != 0) {
292444cb
AL		 2683 exit(1);
2684 }
2685 fclose(fp);
2686 }
2687 }
de06f8d1 2688 cpudef_init();
292444cb
AL		 2689
2690 /* second pass of option parsing */
cd6f1169 2691 optind = 1;
0824d6fc 2692 for(;;) {
cd6f1169 2693 if (optind >= argc)
0824d6fc 2694 break;
6530a97b 2695 if (argv[optind][0] != '-') {
9dfd7c7a 2696 hda_opts = drive_add(argv[optind++], HD_ALIAS, 0);
cd6f1169
FB		 2697 } else {
2698 const QEMUOption *popt;
2699
6530a97b 2700 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2701 if (!(popt->arch_mask & arch_type)) {
2702 printf("Option %s not supported for this target\n", popt->name);
2703 exit(1);
2704 }
cd6f1169 2705 switch(popt->index) {
cc1daa40
FB		 2706 case QEMU_OPTION_M:
2707 machine = find_machine(optarg);
2708 if (!machine) {
2709 QEMUMachine *m;
2710 printf("Supported machines are:\n");
2711 for(m = first_machine; m != NULL; m = m->next) {
3f6599e6
MM		 2712 if (m->alias)
2713 printf("%-10s %s (alias of %s)\n",
2714 m->alias, m->desc, m->name);
cc1daa40 2715 printf("%-10s %s%s\n",
5fafdf24 2716 m->name, m->desc,
0c257437 2717 m->is_default ? " (default)" : "");
cc1daa40 2718 }
15f82208 2719 exit(*optarg != '?');
cc1daa40
FB		 2720 }
2721 break;
94fc95cd
JM		 2722 case QEMU_OPTION_cpu:
2723 /* hw initialization will check this */
15f82208 2724 if (*optarg == '?') {
c732abe2 2725/* XXX: implement xxx_cpu_list for targets that still miss it */
b5ec5ce0 2726#if defined(cpu_list_id)
2727 cpu_list_id(stdout, &fprintf, optarg);
2728#elif defined(cpu_list)
2729 cpu_list(stdout, &fprintf); /* deprecated */
94fc95cd 2730#endif
15f82208 2731 exit(0);
94fc95cd
JM		 2732 } else {
2733 cpu_model = optarg;
2734 }
2735 break;
cd6f1169 2736 case QEMU_OPTION_initrd:
fc01f7e7
FB		 2737 initrd_filename = optarg;
2738 break;
cd6f1169 2739 case QEMU_OPTION_hda:
e4bcb14c 2740 if (cyls == 0)
9dfd7c7a 2741 hda_opts = drive_add(optarg, HD_ALIAS, 0);
e4bcb14c 2742 else
9dfd7c7a 2743 hda_opts = drive_add(optarg, HD_ALIAS
e4bcb14c 2744 ",cyls=%d,heads=%d,secs=%d%s",
609497ab 2745 0, cyls, heads, secs,
e4bcb14c
TS		 2746 translation == BIOS_ATA_TRANSLATION_LBA ?
2747 ",trans=lba" :
2748 translation == BIOS_ATA_TRANSLATION_NONE ?
2749 ",trans=none" : "");
2750 break;
cd6f1169 2751 case QEMU_OPTION_hdb:
cc1daa40
FB		 2752 case QEMU_OPTION_hdc:
2753 case QEMU_OPTION_hdd:
609497ab 2754 drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda);
fc01f7e7 2755 break;
e4bcb14c 2756 case QEMU_OPTION_drive:
609497ab 2757 drive_add(NULL, "%s", optarg);
e4bcb14c 2758 break;
d058fe03
GH		 2759 case QEMU_OPTION_set:
2760 if (qemu_set_option(optarg) != 0)
2761 exit(1);
2762 break;
d0fef6fb
GH		 2763 case QEMU_OPTION_global:
2764 if (qemu_global_option(optarg) != 0)
2765 exit(1);
2766 break;
3e3d5815 2767 case QEMU_OPTION_mtdblock:
609497ab 2768 drive_add(optarg, MTD_ALIAS);
3e3d5815 2769 break;
a1bb27b1 2770 case QEMU_OPTION_sd:
609497ab 2771 drive_add(optarg, SD_ALIAS);
a1bb27b1 2772 break;
86f55663 2773 case QEMU_OPTION_pflash:
609497ab 2774 drive_add(optarg, PFLASH_ALIAS);
86f55663 2775 break;
cd6f1169 2776 case QEMU_OPTION_snapshot:
33e3963e
FB		 2777 snapshot = 1;
2778 break;
cd6f1169 2779 case QEMU_OPTION_hdachs:
330d0414 2780 {
330d0414
FB		 2781 const char *p;
2782 p = optarg;
2783 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2784 if (cyls < 1 || cyls > 16383)
2785 goto chs_fail;
330d0414
FB		 2786 if (*p != ',')
2787 goto chs_fail;
2788 p++;
2789 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2790 if (heads < 1 || heads > 16)
2791 goto chs_fail;
330d0414
FB		 2792 if (*p != ',')
2793 goto chs_fail;
2794 p++;
2795 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2796 if (secs < 1 || secs > 63)
2797 goto chs_fail;
2798 if (*p == ',') {
2799 p++;
2800 if (!strcmp(p, "none"))
2801 translation = BIOS_ATA_TRANSLATION_NONE;
2802 else if (!strcmp(p, "lba"))
2803 translation = BIOS_ATA_TRANSLATION_LBA;
2804 else if (!strcmp(p, "auto"))
2805 translation = BIOS_ATA_TRANSLATION_AUTO;
2806 else
2807 goto chs_fail;
2808 } else if (*p != '\0') {
c4b1fcc0 2809 chs_fail:
46d4767d
FB		 2810 fprintf(stderr, "qemu: invalid physical CHS format\n");
2811 exit(1);
c4b1fcc0 2812 }
9dfd7c7a
GH		 2813 if (hda_opts != NULL) {
2814 char num[16];
2815 snprintf(num, sizeof(num), "%d", cyls);
2816 qemu_opt_set(hda_opts, "cyls", num);
2817 snprintf(num, sizeof(num), "%d", heads);
2818 qemu_opt_set(hda_opts, "heads", num);
2819 snprintf(num, sizeof(num), "%d", secs);
2820 qemu_opt_set(hda_opts, "secs", num);
2821 if (translation == BIOS_ATA_TRANSLATION_LBA)
2822 qemu_opt_set(hda_opts, "trans", "lba");
2823 if (translation == BIOS_ATA_TRANSLATION_NONE)
2824 qemu_opt_set(hda_opts, "trans", "none");
2825 }
330d0414
FB		 2826 }
2827 break;
268a362c
AL		 2828 case QEMU_OPTION_numa:
2829 if (nb_numa_nodes >= MAX_NODES) {
2830 fprintf(stderr, "qemu: too many NUMA nodes\n");
2831 exit(1);
2832 }
2833 numa_add(optarg);
2834 break;
cd6f1169 2835 case QEMU_OPTION_nographic:
993fbfdb 2836 display_type = DT_NOGRAPHIC;
a20dd508 2837 break;
4d3b6f6e
AZ		 2838#ifdef CONFIG_CURSES
2839 case QEMU_OPTION_curses:
993fbfdb 2840 display_type = DT_CURSES;
4d3b6f6e
AZ		 2841 break;
2842#endif
a171fe39
AZ		 2843 case QEMU_OPTION_portrait:
2844 graphic_rotate = 1;
2845 break;
cd6f1169 2846 case QEMU_OPTION_kernel:
a20dd508
FB		 2847 kernel_filename = optarg;
2848 break;
cd6f1169 2849 case QEMU_OPTION_append:
a20dd508 2850 kernel_cmdline = optarg;
313aa567 2851 break;
cd6f1169 2852 case QEMU_OPTION_cdrom:
609497ab 2853 drive_add(optarg, CDROM_ALIAS);
36b486bb 2854 break;
cd6f1169 2855 case QEMU_OPTION_boot:
28c5af54 2856 {
ef3adf68 2857 static const char * const params[] = {
95387491 2858 "order", "once", "menu", NULL
ef3adf68
JK		 2859 };
2860 char buf[sizeof(boot_devices)];
e0f084bf 2861 char *standard_boot_devices;
ef3adf68
JK		 2862 int legacy = 0;
2863
2864 if (!strchr(optarg, '=')) {
2865 legacy = 1;
2866 pstrcpy(buf, sizeof(buf), optarg);
2867 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2868 fprintf(stderr,
2869 "qemu: unknown boot parameter '%s' in '%s'\n",
2870 buf, optarg);
2871 exit(1);
2872 }
2873
2874 if (legacy ||
2875 get_param_value(buf, sizeof(buf), "order", optarg)) {
4e9e9d6e 2876 validate_bootdevices(buf);
ef3adf68 2877 pstrcpy(boot_devices, sizeof(boot_devices), buf);
28c5af54 2878 }
e0f084bf
JK		 2879 if (!legacy) {
2880 if (get_param_value(buf, sizeof(buf),
2881 "once", optarg)) {
4e9e9d6e 2882 validate_bootdevices(buf);
e0f084bf
JK		 2883 standard_boot_devices = qemu_strdup(boot_devices);
2884 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2885 qemu_register_reset(restore_boot_devices,
2886 standard_boot_devices);
2887 }
95387491
JK		 2888 if (get_param_value(buf, sizeof(buf),
2889 "menu", optarg)) {
2890 if (!strcmp(buf, "on")) {
2891 boot_menu = 1;
2892 } else if (!strcmp(buf, "off")) {
2893 boot_menu = 0;
2894 } else {
2895 fprintf(stderr,
2896 "qemu: invalid option value '%s'\n",
2897 buf);
2898 exit(1);
2899 }
2900 }
e0f084bf 2901 }
36b486bb
FB		 2902 }
2903 break;
cd6f1169 2904 case QEMU_OPTION_fda:
cd6f1169 2905 case QEMU_OPTION_fdb:
609497ab 2906 drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda);
c45886db 2907 break;
52ca8d6a
FB		 2908 case QEMU_OPTION_no_fd_bootchk:
2909 fd_bootchk = 0;
2910 break;
a1ea458f
MM		 2911 case QEMU_OPTION_netdev:
2912 if (net_client_parse(&qemu_netdev_opts, optarg) == -1) {
2913 exit(1);
2914 }
2915 break;
7c9d8e07 2916 case QEMU_OPTION_net:
7f161aae 2917 if (net_client_parse(&qemu_net_opts, optarg) == -1) {
c4b1fcc0
FB		 2918 exit(1);
2919 }
702c651c 2920 break;
c7f74643
FB		 2921#ifdef CONFIG_SLIRP
2922 case QEMU_OPTION_tftp:
ad196a9d 2923 legacy_tftp_prefix = optarg;
9bf05444 2924 break;
47d5d01a 2925 case QEMU_OPTION_bootp:
ad196a9d 2926 legacy_bootp_filename = optarg;
47d5d01a 2927 break;
c94c8d64 2928#ifndef _WIN32
9d728e8c 2929 case QEMU_OPTION_smb:
0752706d
MA		 2930 if (net_slirp_smb(optarg) < 0)
2931 exit(1);
9d728e8c 2932 break;
c94c8d64 2933#endif
9bf05444 2934 case QEMU_OPTION_redir:
0752706d
MA		 2935 if (net_slirp_redir(optarg) < 0)
2936 exit(1);
9bf05444 2937 break;
c7f74643 2938#endif
dc72ac14 2939 case QEMU_OPTION_bt:
bd3c948d 2940 add_device_config(DEV_BT, optarg);
dc72ac14 2941 break;
1d14ffa9 2942 case QEMU_OPTION_audio_help:
ad96090a
BS		 2943 if (!(audio_available())) {
2944 printf("Option %s not supported for this target\n", popt->name);
2945 exit(1);
2946 }
1d14ffa9
FB		 2947 AUD_help ();
2948 exit (0);
2949 break;
2950 case QEMU_OPTION_soundhw:
ad96090a
BS		 2951 if (!(audio_available())) {
2952 printf("Option %s not supported for this target\n", popt->name);
2953 exit(1);
2954 }
1d14ffa9
FB		 2955 select_soundhw (optarg);
2956 break;
cd6f1169 2957 case QEMU_OPTION_h:
15f82208 2958 help(0);
cd6f1169 2959 break;
9bd7e6d9
PB		 2960 case QEMU_OPTION_version:
2961 version();
2962 exit(0);
2963 break;
00f82b8a
AJ		 2964 case QEMU_OPTION_m: {
2965 uint64_t value;
2966 char *ptr;
2967
2968 value = strtoul(optarg, &ptr, 10);
2969 switch (*ptr) {
2970 case 0: case 'M': case 'm':
2971 value <<= 20;
2972 break;
2973 case 'G': case 'g':
2974 value <<= 30;
2975 break;
2976 default:
2977 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB		 2978 exit(1);
2979 }
00f82b8a
AJ		 2980
2981 /* On 32-bit hosts, QEMU is limited by virtual address space */
4a1418e0 2982 if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
00f82b8a
AJ		 2983 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2984 exit(1);
2985 }
c227f099 2986 if (value != (uint64_t)(ram_addr_t)value) {
00f82b8a
AJ		 2987 fprintf(stderr, "qemu: ram size too large\n");
2988 exit(1);
2989 }
2990 ram_size = value;
cd6f1169 2991 break;
00f82b8a 2992 }
c902760f
MT		 2993 case QEMU_OPTION_mempath:
2994 mem_path = optarg;
2995 break;
2996#ifdef MAP_POPULATE
2997 case QEMU_OPTION_mem_prealloc:
2998 mem_prealloc = 1;
2999 break;
3000#endif
cd6f1169 3001 case QEMU_OPTION_d:
de06f8d1 3002 set_cpu_log(optarg);
cd6f1169 3003 break;
cd6f1169 3004 case QEMU_OPTION_s:
59030a8c 3005 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
cd6f1169 3006 break;
59030a8c
AL		 3007 case QEMU_OPTION_gdb:
3008 gdbstub_dev = optarg;
cd6f1169 3009 break;
cd6f1169 3010 case QEMU_OPTION_L:
5cea8590 3011 data_dir = optarg;
cd6f1169 3012 break;
1192dad8
JM		 3013 case QEMU_OPTION_bios:
3014 bios_name = optarg;
3015 break;
1b530a6d
AJ		 3016 case QEMU_OPTION_singlestep:
3017 singlestep = 1;
3018 break;
cd6f1169 3019 case QEMU_OPTION_S:
3c07f8e8 3020 autostart = 0;
cd6f1169 3021 break;
3d11d0eb
FB		 3022 case QEMU_OPTION_k:
3023 keyboard_layout = optarg;
3024 break;
ee22c2f7
FB		 3025 case QEMU_OPTION_localtime:
3026 rtc_utc = 0;
3027 break;
3893c124 3028 case QEMU_OPTION_vga:
3029 select_vgahw (optarg);
1bfe856e 3030 break;
e9b137c2
FB		 3031 case QEMU_OPTION_g:
3032 {
3033 const char *p;
3034 int w, h, depth;
3035 p = optarg;
3036 w = strtol(p, (char **)&p, 10);
3037 if (w <= 0) {
3038 graphic_error:
3039 fprintf(stderr, "qemu: invalid resolution or depth\n");
3040 exit(1);
3041 }
3042 if (*p != 'x')
3043 goto graphic_error;
3044 p++;
3045 h = strtol(p, (char **)&p, 10);
3046 if (h <= 0)
3047 goto graphic_error;
3048 if (*p == 'x') {
3049 p++;
3050 depth = strtol(p, (char **)&p, 10);
5fafdf24 3051 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3052 depth != 24 && depth != 32)
3053 goto graphic_error;
3054 } else if (*p == '\0') {
3055 depth = graphic_depth;
3056 } else {
3057 goto graphic_error;
3058 }
3b46e624 3059
e9b137c2
FB		 3060 graphic_width = w;
3061 graphic_height = h;
3062 graphic_depth = depth;
3063 }
3064 break;
20d8a3ed
TS		 3065 case QEMU_OPTION_echr:
3066 {
3067 char *r;
3068 term_escape_char = strtol(optarg, &r, 0);
3069 if (r == optarg)
3070 printf("Bad argument to echr\n");
3071 break;
3072 }
82c643ff 3073 case QEMU_OPTION_monitor:
6ca5582d
GH		 3074 monitor_parse(optarg, "readline");
3075 default_monitor = 0;
3076 break;
3077 case QEMU_OPTION_qmp:
3078 monitor_parse(optarg, "control");
2d114dc1 3079 default_monitor = 0;
82c643ff 3080 break;
22a0e04b 3081 case QEMU_OPTION_mon:
8212c64f 3082 opts = qemu_opts_parse(&qemu_mon_opts, optarg, 1);
22a0e04b
GH		 3083 if (!opts) {
3084 fprintf(stderr, "parse error: %s\n", optarg);
3085 exit(1);
3086 }
2d114dc1 3087 default_monitor = 0;
22a0e04b 3088 break;
191bc01b 3089 case QEMU_OPTION_chardev:
8212c64f 3090 opts = qemu_opts_parse(&qemu_chardev_opts, optarg, 1);
191bc01b
GH		 3091 if (!opts) {
3092 fprintf(stderr, "parse error: %s\n", optarg);
3093 exit(1);
3094 }
191bc01b 3095 break;
82c643ff 3096 case QEMU_OPTION_serial:
998bbd74
GH		 3097 add_device_config(DEV_SERIAL, optarg);
3098 default_serial = 0;
18141ed6
JK		 3099 if (strncmp(optarg, "mon:", 4) == 0) {
3100 default_monitor = 0;
3101 }
82c643ff 3102 break;
9dd986cc 3103 case QEMU_OPTION_watchdog:
09aaa160
MA		 3104 if (watchdog) {
3105 fprintf(stderr,
3106 "qemu: only one watchdog option may be given\n");
3107 return 1;
3108 }
3109 watchdog = optarg;
9dd986cc
RJ		 3110 break;
3111 case QEMU_OPTION_watchdog_action:
3112 if (select_watchdog_action(optarg) == -1) {
3113 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3114 exit(1);
3115 }
3116 break;
51ecf136 3117 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3118 add_device_config(DEV_VIRTCON, optarg);
3119 default_virtcon = 0;
18141ed6
JK		 3120 if (strncmp(optarg, "mon:", 4) == 0) {
3121 default_monitor = 0;
3122 }
51ecf136 3123 break;
6508fe59 3124 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3125 add_device_config(DEV_PARALLEL, optarg);
3126 default_parallel = 0;
18141ed6
JK		 3127 if (strncmp(optarg, "mon:", 4) == 0) {
3128 default_monitor = 0;
3129 }
6508fe59 3130 break;
c9f398e5
PA		 3131 case QEMU_OPTION_debugcon:
3132 add_device_config(DEV_DEBUGCON, optarg);
3133 break;
d63d307f
FB		 3134 case QEMU_OPTION_loadvm:
3135 loadvm = optarg;
3136 break;
3137 case QEMU_OPTION_full_screen:
3138 full_screen = 1;
3139 break;
667accab 3140#ifdef CONFIG_SDL
43523e93
TS		 3141 case QEMU_OPTION_no_frame:
3142 no_frame = 1;
3143 break;
3780e197
TS		 3144 case QEMU_OPTION_alt_grab:
3145 alt_grab = 1;
3146 break;
0ca9f8a4
DK		 3147 case QEMU_OPTION_ctrl_grab:
3148 ctrl_grab = 1;
3149 break;
667accab
TS		 3150 case QEMU_OPTION_no_quit:
3151 no_quit = 1;
3152 break;
7d957bd8 3153 case QEMU_OPTION_sdl:
993fbfdb 3154 display_type = DT_SDL;
7d957bd8 3155 break;
667accab 3156#endif
f7cce898 3157 case QEMU_OPTION_pidfile:
93815bc2 3158 pid_file = optarg;
f7cce898 3159 break;
a09db21f
FB		 3160 case QEMU_OPTION_win2k_hack:
3161 win2k_install_hack = 1;
3162 break;
73822ec8
AL		 3163 case QEMU_OPTION_rtc_td_hack:
3164 rtc_td_hack = 1;
3165 break;
8a92ea2f 3166 case QEMU_OPTION_acpitable:
de06f8d1 3167 do_acpitable_option(optarg);
8a92ea2f 3168 break;
b6f6e3d3 3169 case QEMU_OPTION_smbios:
de06f8d1 3170 do_smbios_option(optarg);
b6f6e3d3 3171 break;
7ba1e619 3172 case QEMU_OPTION_enable_kvm:
ad96090a
BS		 3173 if (!(kvm_available())) {
3174 printf("Option %s not supported for this target\n", popt->name);
3175 exit(1);
3176 }
7ba1e619 3177 kvm_allowed = 1;
7ba1e619 3178 break;
bb36d470
FB		 3179 case QEMU_OPTION_usb:
3180 usb_enabled = 1;
3181 break;
a594cfbf
FB		 3182 case QEMU_OPTION_usbdevice:
3183 usb_enabled = 1;
bd3c948d
GH		 3184 add_device_config(DEV_USB, optarg);
3185 break;
3186 case QEMU_OPTION_device:
8212c64f 3187 if (!qemu_opts_parse(&qemu_device_opts, optarg, 1)) {
f31d07d1
GH		 3188 exit(1);
3189 }
a594cfbf 3190 break;
6a00d601 3191 case QEMU_OPTION_smp:
dc6b1c09 3192 smp_parse(optarg);
b2097003 3193 if (smp_cpus < 1) {
6a00d601
FB		 3194 fprintf(stderr, "Invalid number of CPUs\n");
3195 exit(1);
3196 }
6be68d7e
JS		 3197 if (max_cpus < smp_cpus) {
3198 fprintf(stderr, "maxcpus must be equal to or greater than "
3199 "smp\n");
3200 exit(1);
3201 }
3202 if (max_cpus > 255) {
3203 fprintf(stderr, "Unsupported number of maxcpus\n");
3204 exit(1);
3205 }
6a00d601 3206 break;
24236869 3207 case QEMU_OPTION_vnc:
993fbfdb 3208 display_type = DT_VNC;
73fc9742 3209 vnc_display = optarg;
24236869 3210 break;
6515b203
FB		 3211 case QEMU_OPTION_no_acpi:
3212 acpi_enabled = 0;
3213 break;
16b29ae1
AL		 3214 case QEMU_OPTION_no_hpet:
3215 no_hpet = 1;
3216 break;
7d4c3d53
MA		 3217 case QEMU_OPTION_balloon:
3218 if (balloon_parse(optarg) < 0) {
3219 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3220 exit(1);
3221 }
df97b920 3222 break;
d1beab82
FB		 3223 case QEMU_OPTION_no_reboot:
3224 no_reboot = 1;
3225 break;
b2f76161
AJ		 3226 case QEMU_OPTION_no_shutdown:
3227 no_shutdown = 1;
3228 break;
9467cd46
AZ		 3229 case QEMU_OPTION_show_cursor:
3230 cursor_hide = 0;
3231 break;
8fcb1b90
BS		 3232 case QEMU_OPTION_uuid:
3233 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3234 fprintf(stderr, "Fail to parse UUID string."
3235 " Wrong format.\n");
3236 exit(1);
3237 }
3238 break;
5824d651 3239#ifndef _WIN32
71e3ceb8
TS		 3240 case QEMU_OPTION_daemonize:
3241 daemonize = 1;
3242 break;
5824d651 3243#endif
9ae02555
TS		 3244 case QEMU_OPTION_option_rom:
3245 if (nb_option_roms >= MAX_OPTION_ROMS) {
3246 fprintf(stderr, "Too many option ROMs\n");
3247 exit(1);
3248 }
3249 option_rom[nb_option_roms] = optarg;
3250 nb_option_roms++;
3251 break;
8e71621f
PB		 3252 case QEMU_OPTION_semihosting:
3253 semihosting_enabled = 1;
3254 break;
c35734b2 3255 case QEMU_OPTION_name:
1889465a
AK		 3256 qemu_name = qemu_strdup(optarg);
3257 {
3258 char *p = strchr(qemu_name, ',');
3259 if (p != NULL) {
3260 *p++ = 0;
3261 if (strncmp(p, "process=", 8)) {
3262 fprintf(stderr, "Unknown subargument %s to -name", p);
3263 exit(1);
3264 }
3265 p += 8;
3266 set_proc_name(p);
3267 }
3268 }
c35734b2 3269 break;
66508601
BS		 3270 case QEMU_OPTION_prom_env:
3271 if (nb_prom_envs >= MAX_PROM_ENVS) {
3272 fprintf(stderr, "Too many prom variables\n");
3273 exit(1);
3274 }
3275 prom_envs[nb_prom_envs] = optarg;
3276 nb_prom_envs++;
3277 break;
2b8f2d41
AZ		 3278 case QEMU_OPTION_old_param:
3279 old_param = 1;
05ebd537 3280 break;
f3dcfada
TS		 3281 case QEMU_OPTION_clock:
3282 configure_alarms(optarg);
3283 break;
7e0af5d0 3284 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3285 configure_rtc_date_offset(optarg, 1);
3286 break;
3287 case QEMU_OPTION_rtc:
8212c64f 3288 opts = qemu_opts_parse(&qemu_rtc_opts, optarg, 0);
1ed2fc1f
JK		 3289 if (!opts) {
3290 fprintf(stderr, "parse error: %s\n", optarg);
3291 exit(1);
7e0af5d0 3292 }
1ed2fc1f 3293 configure_rtc(opts);
7e0af5d0 3294 break;
26a5f13b
FB		 3295 case QEMU_OPTION_tb_size:
3296 tb_size = strtol(optarg, NULL, 0);
3297 if (tb_size < 0)
3298 tb_size = 0;
3299 break;
2e70f6ef 3300 case QEMU_OPTION_icount:
4e3de9e9 3301 icount_option = optarg;
2e70f6ef 3302 break;
5bb7910a
AL		 3303 case QEMU_OPTION_incoming:
3304 incoming = optarg;
3305 break;
d8c208dd
GH		 3306 case QEMU_OPTION_nodefaults:
3307 default_serial = 0;
3308 default_parallel = 0;
aee1b935 3309 default_virtcon = 0;
d8c208dd
GH		 3310 default_monitor = 0;
3311 default_vga = 0;
cb4522cc 3312 default_net = 0;
ac33f8fa
GH		 3313 default_floppy = 0;
3314 default_cdrom = 0;
3315 default_sdcard = 0;
d8c208dd 3316 break;
5824d651 3317#ifndef _WIN32
0858532e
AL		 3318 case QEMU_OPTION_chroot:
3319 chroot_dir = optarg;
3320 break;
3321 case QEMU_OPTION_runas:
3322 run_as = optarg;
3323 break;
e37630ca 3324#endif
e37630ca 3325 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3326 if (!(xen_available())) {
3327 printf("Option %s not supported for this target\n", popt->name);
3328 exit(1);
3329 }
e37630ca
AL		 3330 xen_domid = atoi(optarg);
3331 break;
3332 case QEMU_OPTION_xen_create:
ad96090a
BS		 3333 if (!(xen_available())) {
3334 printf("Option %s not supported for this target\n", popt->name);
3335 exit(1);
3336 }
e37630ca
AL		 3337 xen_mode = XEN_CREATE;
3338 break;
3339 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3340 if (!(xen_available())) {
3341 printf("Option %s not supported for this target\n", popt->name);
3342 exit(1);
3343 }
e37630ca
AL		 3344 xen_mode = XEN_ATTACH;
3345 break;
715a664a
GH		 3346 case QEMU_OPTION_readconfig:
3347 {
3348 FILE *fp;
3349 fp = fopen(optarg, "r");
3350 if (fp == NULL) {
3351 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3352 exit(1);
3353 }
cf5a65aa 3354 if (qemu_config_parse(fp, optarg) != 0) {
715a664a
GH		 3355 exit(1);
3356 }
3357 fclose(fp);
3358 break;
3359 }
3360 case QEMU_OPTION_writeconfig:
3361 {
3362 FILE *fp;
3363 if (strcmp(optarg, "-") == 0) {
3364 fp = stdout;
3365 } else {
3366 fp = fopen(optarg, "w");
3367 if (fp == NULL) {
3368 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3369 exit(1);
3370 }
3371 }
3372 qemu_config_write(fp);
3373 fclose(fp);
3374 break;
3375 }
cd6f1169 3376 }
0824d6fc
FB		 3377 }
3378 }
0f0bc3f1 3379 loc_set_none();
330d0414 3380
5cea8590
PB		 3381 /* If no data_dir is specified then try to find it relative to the
3382 executable path. */
3383 if (!data_dir) {
3384 data_dir = find_datadir(argv[0]);
3385 }
3386 /* If all else fails use the install patch specified when building. */
3387 if (!data_dir) {
3388 data_dir = CONFIG_QEMU_SHAREDIR;
3389 }
3390
6be68d7e
JS		 3391 /*
3392 * Default to max_cpus = smp_cpus, in case the user doesn't
3393 * specify a max_cpus value.
3394 */
3395 if (!max_cpus)
3396 max_cpus = smp_cpus;
3397
3d878caa 3398 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL		 3399 if (smp_cpus > machine->max_cpus) {
3400 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3401 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3402 machine->max_cpus);
3403 exit(1);
3404 }
3405
998bbd74 3406 qemu_opts_foreach(&qemu_device_opts, default_driver_check, NULL, 0);
d8bcbabf 3407 qemu_opts_foreach(&qemu_global_opts, default_driver_check, NULL, 0);
998bbd74 3408
986c5f78
GH		 3409 if (machine->no_serial) {
3410 default_serial = 0;
3411 }
3412 if (machine->no_parallel) {
3413 default_parallel = 0;
3414 }
3415 if (!machine->use_virtcon) {
3416 default_virtcon = 0;
3417 }
3418 if (machine->no_vga) {
3419 default_vga = 0;
3420 }
ac33f8fa
GH		 3421 if (machine->no_floppy) {
3422 default_floppy = 0;
3423 }
3424 if (machine->no_cdrom) {
3425 default_cdrom = 0;
3426 }
3427 if (machine->no_sdcard) {
3428 default_sdcard = 0;
3429 }
986c5f78 3430
993fbfdb 3431 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 3432 if (default_parallel)
3433 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 3434 if (default_serial && default_monitor) {
3435 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 3436 } else if (default_virtcon && default_monitor) {
3437 add_device_config(DEV_VIRTCON, "mon:stdio");
e1c09175
GH		 3438 } else {
3439 if (default_serial)
3440 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 3441 if (default_virtcon)
3442 add_device_config(DEV_VIRTCON, "stdio");
e1c09175 3443 if (default_monitor)
6ca5582d 3444 monitor_parse("stdio", "readline");
e1c09175 3445 }
998bbd74
GH		 3446 } else {
3447 if (default_serial)
3448 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 3449 if (default_parallel)
3450 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3451 if (default_monitor)
6ca5582d 3452 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 3453 if (default_virtcon)
3454 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
bc0129d9 3455 }
64465297
GH		 3456 if (default_vga)
3457 vga_interface_type = VGA_CIRRUS;
bc0129d9 3458
1a688d3b
GH		 3459 if (qemu_opts_foreach(&qemu_chardev_opts, chardev_init_func, NULL, 1) != 0)
3460 exit(1);
3461
71e3ceb8 3462#ifndef _WIN32
71e3ceb8
TS		 3463 if (daemonize) {
3464 pid_t pid;
3465
3466 if (pipe(fds) == -1)
3467 exit(1);
3468
3469 pid = fork();
3470 if (pid > 0) {
3471 uint8_t status;
3472 ssize_t len;
3473
3474 close(fds[1]);
3475
3476 again:
93815bc2
TS		 3477 len = read(fds[0], &status, 1);
3478 if (len == -1 && (errno == EINTR))
3479 goto again;
3480
3481 if (len != 1)
3482 exit(1);
3483 else if (status == 1) {
850810d0 3484 fprintf(stderr, "Could not acquire pidfile: %s\n", strerror(errno));
93815bc2
TS		 3485 exit(1);
3486 } else
3487 exit(0);
71e3ceb8 3488 } else if (pid < 0)
93815bc2 3489 exit(1);
71e3ceb8 3490
40ff6d7e
KW		 3491 close(fds[0]);
3492 qemu_set_cloexec(fds[1]);
3493
71e3ceb8
TS		 3494 setsid();
3495
3496 pid = fork();
3497 if (pid > 0)
3498 exit(0);
3499 else if (pid < 0)
3500 exit(1);
3501
3502 umask(027);
71e3ceb8
TS		 3503
3504 signal(SIGTSTP, SIG_IGN);
3505 signal(SIGTTOU, SIG_IGN);
3506 signal(SIGTTIN, SIG_IGN);
3507 }
099fe236 3508#endif
71e3ceb8 3509
aa26bb2d 3510 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
099fe236 3511#ifndef _WIN32
93815bc2
TS		 3512 if (daemonize) {
3513 uint8_t status = 1;
dc330e28
KS		 3514 if (write(fds[1], &status, 1) != 1) {
3515 perror("daemonize. Writing to pipe\n");
3516 }
93815bc2 3517 } else
099fe236 3518#endif
850810d0 3519 fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
93815bc2
TS		 3520 exit(1);
3521 }
3522
214910a7
MT		 3523 if (kvm_enabled()) {
3524 int ret;
3525
3526 ret = kvm_init(smp_cpus);
3527 if (ret < 0) {
3528 fprintf(stderr, "failed to initialize KVM\n");
3529 exit(1);
3530 }
3531 }
3532
3fcf7b6b
AL		 3533 if (qemu_init_main_loop()) {
3534 fprintf(stderr, "qemu_init_main_loop failed\n");
3535 exit(1);
3536 }
a20dd508 3537 linux_boot = (kernel_filename != NULL);
6c41b272 3538
f8d39c01
TS		 3539 if (!linux_boot && *kernel_cmdline != '\0') {
3540 fprintf(stderr, "-append only allowed with -kernel option\n");
3541 exit(1);
3542 }
3543
3544 if (!linux_boot && initrd_filename != NULL) {
3545 fprintf(stderr, "-initrd only allowed with -kernel option\n");
3546 exit(1);
3547 }
3548
bf65f53f
FN		 3549#ifndef _WIN32
3550 /* Win32 doesn't support line-buffering and requires size >= 2 */
b118d61e 3551 setvbuf(stdout, NULL, _IOLBF, 0);
bf65f53f 3552#endif
3b46e624 3553
7183b4b4
AL		 3554 if (init_timer_alarm() < 0) {
3555 fprintf(stderr, "could not initialize alarm timer\n");
3556 exit(1);
3557 }
4e3de9e9 3558 configure_icount(icount_option);
634fce96 3559
fd1dff4b 3560 socket_init();
fd1dff4b 3561
dc1c9fe8
MM		 3562 if (net_init_clients() < 0) {
3563 exit(1);
702c651c 3564 }
f1510b2c 3565
dc72ac14 3566 /* init the bluetooth world */
bd3c948d
GH		 3567 if (foreach_device_config(DEV_BT, bt_parse))
3568 exit(1);
dc72ac14 3569
0824d6fc 3570 /* init the memory */
94a6b54f
PB		 3571 if (ram_size == 0)
3572 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
9ae02555 3573
26a5f13b
FB		 3574 /* init the dynamic translator */
3575 cpu_exec_init_all(tb_size * 1024 * 1024);
3576
eb852011 3577 bdrv_init_with_whitelist();
c4b1fcc0 3578
c163b5ca 3579 blk_mig_init();
3580
ac33f8fa 3581 if (default_cdrom) {
aa40fc9c
GH		 3582 /* we always create the cdrom drive, even if no disk is there */
3583 drive_add(NULL, CDROM_ALIAS);
ac33f8fa 3584 }
c4b1fcc0 3585
ac33f8fa 3586 if (default_floppy) {
aa40fc9c
GH		 3587 /* we always create at least one floppy */
3588 drive_add(NULL, FD_ALIAS, 0);
ac33f8fa 3589 }
86f55663 3590
ac33f8fa 3591 if (default_sdcard) {
aa40fc9c
GH		 3592 /* we always create one sd slot, even if no card is in it */
3593 drive_add(NULL, SD_ALIAS);
3594 }
9d413d1d 3595
e4bcb14c 3596 /* open the virtual block devices */
9dfd7c7a 3597 if (snapshot)
7282a033
GH		 3598 qemu_opts_foreach(&qemu_drive_opts, drive_enable_snapshot, NULL, 0);
3599 if (qemu_opts_foreach(&qemu_drive_opts, drive_init_func, machine, 1) != 0)
9dfd7c7a 3600 exit(1);
3e3d5815 3601
c163b5ca 3602 register_savevm_live("ram", 0, 3, NULL, ram_save_live, NULL,
3603 ram_load, NULL);
8a7ddc38 3604
268a362c
AL		 3605 if (nb_numa_nodes > 0) {
3606 int i;
3607
3608 if (nb_numa_nodes > smp_cpus) {
3609 nb_numa_nodes = smp_cpus;
3610 }
3611
3612 /* If no memory size if given for any node, assume the default case
3613 * and distribute the available memory equally across all nodes
3614 */
3615 for (i = 0; i < nb_numa_nodes; i++) {
3616 if (node_mem[i] != 0)
3617 break;
3618 }
3619 if (i == nb_numa_nodes) {
3620 uint64_t usedmem = 0;
3621
3622 /* On Linux, the each node's border has to be 8MB aligned,
3623 * the final node gets the rest.
3624 */
3625 for (i = 0; i < nb_numa_nodes - 1; i++) {
3626 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3627 usedmem += node_mem[i];
3628 }
3629 node_mem[i] = ram_size - usedmem;
3630 }
3631
3632 for (i = 0; i < nb_numa_nodes; i++) {
3633 if (node_cpumask[i] != 0)
3634 break;
3635 }
3636 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3637 * must cope with this anyway, because there are BIOSes out there in
3638 * real machines which also use this scheme.
3639 */
3640 if (i == nb_numa_nodes) {
3641 for (i = 0; i < smp_cpus; i++) {
3642 node_cpumask[i % nb_numa_nodes] |= 1 << i;
3643 }
3644 }
3645 }
3646
998bbd74
GH		 3647 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3648 exit(1);
6a5e8b0e
GH		 3649 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3650 exit(1);
aee1b935
GH		 3651 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3652 exit(1);
c9f398e5
PA		 3653 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3654 exit(1);
2796dae0 3655
aae9460e
PB		 3656 module_call_init(MODULE_INIT_DEVICE);
3657
ff952ba2
MA		 3658 if (qemu_opts_foreach(&qemu_device_opts, device_help_func, NULL, 0) != 0)
3659 exit(0);
3660
09aaa160
MA		 3661 if (watchdog) {
3662 i = select_watchdog(watchdog);
3663 if (i > 0)
3664 exit (i == 1 ? 1 : 0);
3665 }
3666
b6b61144 3667 if (machine->compat_props) {
458fb679 3668 qdev_prop_register_global_list(machine->compat_props);
b6b61144 3669 }
d0fef6fb
GH		 3670 qemu_add_globals();
3671
fbe1b595 3672 machine->init(ram_size, boot_devices,
3023f332
AL		 3673 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3674
ea375f9a 3675 cpu_synchronize_all_post_init();
268a362c 3676
67b3b71d
JQ		 3677#ifndef _WIN32
3678 /* must be after terminal init, SDL library changes signal handlers */
3679 sighandler_setup();
3680#endif
3681
87d0a28e 3682 set_numa_modes();
268a362c 3683
6f338c34
AL		 3684 current_machine = machine;
3685
3023f332
AL		 3686 /* init USB devices */
3687 if (usb_enabled) {
0752706d
MA		 3688 if (foreach_device_config(DEV_USB, usb_parse) < 0)
3689 exit(1);
3023f332
AL		 3690 }
3691
bd3c948d 3692 /* init generic devices */
f31d07d1 3693 if (qemu_opts_foreach(&qemu_device_opts, device_init_func, NULL, 1) != 0)
bd3c948d
GH		 3694 exit(1);
3695
668680f7
MA		 3696 net_check_clients();
3697
3023f332 3698 /* just use the first displaystate for the moment */
b473df6e 3699 ds = get_displaystate();
993fbfdb
AL		 3700
3701 if (display_type == DT_DEFAULT) {
3702#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3703 display_type = DT_SDL;
3704#else
3705 display_type = DT_VNC;
3706 vnc_display = "localhost:0,to=99";
3707 show_vnc_port = 1;
3708#endif
3709 }
3710
3711
3712 switch (display_type) {
3713 case DT_NOGRAPHIC:
3714 break;
4d3b6f6e 3715#if defined(CONFIG_CURSES)
993fbfdb
AL		 3716 case DT_CURSES:
3717 curses_display_init(ds, full_screen);
3718 break;
4d3b6f6e 3719#endif
5b0753e0 3720#if defined(CONFIG_SDL)
993fbfdb
AL		 3721 case DT_SDL:
3722 sdl_display_init(ds, full_screen, no_frame);
3723 break;
5b0753e0 3724#elif defined(CONFIG_COCOA)
993fbfdb
AL		 3725 case DT_SDL:
3726 cocoa_display_init(ds, full_screen);
3727 break;
313aa567 3728#endif
993fbfdb
AL		 3729 case DT_VNC:
3730 vnc_display_init(ds);
3731 if (vnc_display_open(ds, vnc_display) < 0)
3732 exit(1);
f92f8afe 3733
993fbfdb
AL		 3734 if (show_vnc_port) {
3735 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 3736 }
993fbfdb
AL		 3737 break;
3738 default:
3739 break;
313aa567 3740 }
7d957bd8 3741 dpy_resize(ds);
5b08fc10 3742
3023f332
AL		 3743 dcl = ds->listeners;
3744 while (dcl != NULL) {
3745 if (dcl->dpy_refresh != NULL) {
3746 ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds);
3747 qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock));
20d8a3ed 3748 }
3023f332 3749 dcl = dcl->next;
20d8a3ed 3750 }
3023f332 3751
993fbfdb 3752 if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) {
9043b62d
BS		 3753 nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
3754 qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock));
3755 }
3756
b473df6e 3757 text_consoles_set_display(ds);
2796dae0 3758
88589343
GH		 3759 if (qemu_opts_foreach(&qemu_mon_opts, mon_init_func, NULL, 1) != 0)
3760 exit(1);
82c643ff 3761
59030a8c
AL		 3762 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3763 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3764 gdbstub_dev);
3765 exit(1);
45669e00 3766 }
45669e00 3767
3418bd25
GH		 3768 qdev_machine_creation_done();
3769
15ff7705
GH		 3770 if (rom_load_all() != 0) {
3771 fprintf(stderr, "rom loading failed\n");
3772 exit(1);
3773 }
45a50b16 3774
504c2948 3775 qemu_system_reset();
05f2401e 3776 if (loadvm) {
03cd4655 3777 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 3778 autostart = 0;
3779 }
3780 }
d63d307f 3781
2bb8c10c 3782 if (incoming) {
5bb7910a 3783 qemu_start_incoming_migration(incoming);
6b99dadc 3784 } else if (autostart) {
c0f4ce77 3785 vm_start();
6b99dadc 3786 }
ffd843bc 3787
b9e82a59 3788#ifndef _WIN32
71e3ceb8
TS		 3789 if (daemonize) {
3790 uint8_t status = 0;
3791 ssize_t len;
71e3ceb8
TS		 3792
3793 again1:
3794 len = write(fds[1], &status, 1);
3795 if (len == -1 && (errno == EINTR))
3796 goto again1;
3797
3798 if (len != 1)
3799 exit(1);
3800
dc330e28
KS		 3801 if (chdir("/")) {
3802 perror("not able to chdir to /");
3803 exit(1);
3804 }
40ff6d7e 3805 TFR(fd = qemu_open("/dev/null", O_RDWR));
71e3ceb8
TS		 3806 if (fd == -1)
3807 exit(1);
0858532e 3808 }
71e3ceb8 3809
0858532e
AL		 3810 if (run_as) {
3811 pwd = getpwnam(run_as);
3812 if (!pwd) {
3813 fprintf(stderr, "User \"%s\" doesn't exist\n", run_as);
3814 exit(1);
3815 }
3816 }
3817
3818 if (chroot_dir) {
3819 if (chroot(chroot_dir) < 0) {
3820 fprintf(stderr, "chroot failed\n");
3821 exit(1);
3822 }
dc330e28
KS		 3823 if (chdir("/")) {
3824 perror("not able to chdir to /");
3825 exit(1);
3826 }
0858532e
AL		 3827 }
3828
3829 if (run_as) {
3830 if (setgid(pwd->pw_gid) < 0) {
3831 fprintf(stderr, "Failed to setgid(%d)\n", pwd->pw_gid);
3832 exit(1);
3833 }
3834 if (setuid(pwd->pw_uid) < 0) {
3835 fprintf(stderr, "Failed to setuid(%d)\n", pwd->pw_uid);
3836 exit(1);
3837 }
3838 if (setuid(0) != -1) {
3839 fprintf(stderr, "Dropping privileges failed\n");
3840 exit(1);
3841 }
3842 }
0858532e
AL		 3843
3844 if (daemonize) {
3845 dup2(fd, 0);
3846 dup2(fd, 1);
3847 dup2(fd, 2);
71e3ceb8 3848
0858532e 3849 close(fd);
71e3ceb8 3850 }
b9e82a59 3851#endif
71e3ceb8 3852
8a7ddc38 3853 main_loop();
40c3bac3 3854 quit_timers();
63a01ef8 3855 net_cleanup();
b46a8906 3856
0824d6fc
FB		 3857 return 0;
3858}
Qemu copy for testing