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0824d6fc 1/*
80cabfad 2 * QEMU System Emulator
5fafdf24 3 *
68d0f70e 4 * Copyright (c) 2003-2008 Fabrice Bellard
5fafdf24 5 *
1df912cf
FB		 6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
0824d6fc 23 */
0824d6fc 24#include <unistd.h>
0824d6fc
FB		 25#include <fcntl.h>
26#include <signal.h>
27#include <time.h>
0824d6fc 28#include <errno.h>
67b915a5 29#include <sys/time.h>
c88676f8 30#include <zlib.h>
67b915a5 31
71e72a19 32/* Needed early for CONFIG_BSD etc. */
d40cdb10
BS		 33#include "config-host.h"
34
67b915a5 35#ifndef _WIN32
5cea8590 36#include <libgen.h>
0858532e 37#include <pwd.h>
67b915a5 38#include <sys/times.h>
f1510b2c 39#include <sys/wait.h>
67b915a5 40#include <termios.h>
67b915a5 41#include <sys/mman.h>
f1510b2c 42#include <sys/ioctl.h>
24646c7e 43#include <sys/resource.h>
f1510b2c 44#include <sys/socket.h>
c94c8d64 45#include <netinet/in.h>
24646c7e 46#include <net/if.h>
24646c7e 47#include <arpa/inet.h>
9d728e8c 48#include <dirent.h>
7c9d8e07 49#include <netdb.h>
cb4b976b 50#include <sys/select.h>
71e72a19 51#ifdef CONFIG_BSD
7d3505c5 52#include <sys/stat.h>
a167ba50 53#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
7d3505c5 54#include <libutil.h>
92c0e657 55#include <sys/sysctl.h>
24646c7e
BS		 56#else
57#include <util.h>
128ab2ff 58#endif
bbe813a2 59#else
223f0d72 60#ifdef __linux__
7d3505c5
FB		 61#include <pty.h>
62#include <malloc.h>
1889465a 63#include <sys/prctl.h>
bd494f4c 64
e57a8c0e 65#include <linux/ppdev.h>
5867c88a 66#include <linux/parport.h>
223f0d72
BS		 67#endif
68#ifdef __sun__
d5d10bc3
TS		 69#include <sys/stat.h>
70#include <sys/ethernet.h>
71#include <sys/sockio.h>
d5d10bc3
TS		 72#include <netinet/arp.h>
73#include <netinet/in.h>
74#include <netinet/in_systm.h>
75#include <netinet/ip.h>
76#include <netinet/ip_icmp.h> // must come after ip.h
77#include <netinet/udp.h>
78#include <netinet/tcp.h>
79#include <net/if.h>
80#include <syslog.h>
81#include <stropts.h>
8d32cf0e
BS		 82/* See MySQL bug #7156 (http://bugs.mysql.com/bug.php?id=7156) for
83 discussion about Solaris header problems */
84extern int madvise(caddr_t, size_t, int);
67b915a5 85#endif
7d3505c5 86#endif
ec530c81 87#endif
67b915a5 88
9892fbfb
BS		 89#if defined(__OpenBSD__)
90#include <util.h>
91#endif
92
8a16d273
TS		 93#if defined(CONFIG_VDE)
94#include <libvdeplug.h>
95#endif
96
67b915a5 97#ifdef _WIN32
49dc768d 98#include <windows.h>
67b915a5
FB		 99#endif
100
73332e5c 101#ifdef CONFIG_SDL
59a36a2f 102#if defined(__APPLE__) || defined(main)
6693665a 103#include <SDL.h>
880fec5d 104int qemu_main(int argc, char **argv, char **envp);
105int main(int argc, char **argv)
106{
59a36a2f 107 return qemu_main(argc, argv, NULL);
880fec5d 108}
109#undef main
110#define main qemu_main
96bcd4f8 111#endif
73332e5c 112#endif /* CONFIG_SDL */
0824d6fc 113
5b0753e0
FB		 114#ifdef CONFIG_COCOA
115#undef main
116#define main qemu_main
117#endif /* CONFIG_COCOA */
118
511d2b14
BS		 119#include "hw/hw.h"
120#include "hw/boards.h"
121#include "hw/usb.h"
122#include "hw/pcmcia.h"
123#include "hw/pc.h"
511d2b14
BS		 124#include "hw/isa.h"
125#include "hw/baum.h"
126#include "hw/bt.h"
9dd986cc 127#include "hw/watchdog.h"
b6f6e3d3 128#include "hw/smbios.h"
e37630ca 129#include "hw/xen.h"
bd3c948d 130#include "hw/qdev.h"
45a50b16 131#include "hw/loader.h"
5ef4efa4 132#include "bt-host.h"
511d2b14 133#include "net.h"
68ac40d2 134#include "net/slirp.h"
511d2b14
BS		 135#include "monitor.h"
136#include "console.h"
137#include "sysemu.h"
138#include "gdbstub.h"
139#include "qemu-timer.h"
140#include "qemu-char.h"
141#include "cache-utils.h"
142#include "block.h"
c163b5ca
LS		 143#include "block_int.h"
144#include "block-migration.h"
a718acec 145#include "dma.h"
511d2b14
BS		 146#include "audio/audio.h"
147#include "migration.h"
148#include "kvm.h"
d3f24367 149#include "qemu-option.h"
7282a033 150#include "qemu-config.h"
e78c48ec 151#include "qemu-objects.h"
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
ef3adf68
JK		 1186static int parse_bootdevices(char *devices)
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 }
1212 return bitmap;
1213}
1214
e0f084bf
JK		 1215static void restore_boot_devices(void *opaque)
1216{
1217 char *standard_boot_devices = opaque;
1218
1219 qemu_boot_set(standard_boot_devices);
1220
1221 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
1222 qemu_free(standard_boot_devices);
1223}
1224
268a362c
AL		 1225static void numa_add(const char *optarg)
1226{
1227 char option[128];
1228 char *endptr;
1229 unsigned long long value, endvalue;
1230 int nodenr;
1231
1232 optarg = get_opt_name(option, 128, optarg, ',') + 1;
1233 if (!strcmp(option, "node")) {
1234 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1235 nodenr = nb_numa_nodes;
1236 } else {
1237 nodenr = strtoull(option, NULL, 10);
1238 }
1239
1240 if (get_param_value(option, 128, "mem", optarg) == 0) {
1241 node_mem[nodenr] = 0;
1242 } else {
1243 value = strtoull(option, &endptr, 0);
1244 switch (*endptr) {
1245 case 0: case 'M': case 'm':
1246 value <<= 20;
1247 break;
1248 case 'G': case 'g':
1249 value <<= 30;
1250 break;
1251 }
1252 node_mem[nodenr] = value;
1253 }
1254 if (get_param_value(option, 128, "cpus", optarg) == 0) {
1255 node_cpumask[nodenr] = 0;
1256 } else {
1257 value = strtoull(option, &endptr, 10);
1258 if (value >= 64) {
1259 value = 63;
1260 fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
1261 } else {
1262 if (*endptr == '-') {
1263 endvalue = strtoull(endptr+1, &endptr, 10);
1264 if (endvalue >= 63) {
1265 endvalue = 62;
1266 fprintf(stderr,
1267 "only 63 CPUs in NUMA mode supported.\n");
1268 }
0dfbd514 1269 value = (2ULL << endvalue) - (1ULL << value);
268a362c 1270 } else {
0dfbd514 1271 value = 1ULL << value;
268a362c
AL		 1272 }
1273 }
1274 node_cpumask[nodenr] = value;
1275 }
1276 nb_numa_nodes++;
1277 }
1278 return;
1279}
1280
dc6b1c09
AP		 1281static void smp_parse(const char *optarg)
1282{
1283 int smp, sockets = 0, threads = 0, cores = 0;
1284 char *endptr;
1285 char option[128];
1286
1287 smp = strtoul(optarg, &endptr, 10);
1288 if (endptr != optarg) {
1289 if (*endptr == ',') {
1290 endptr++;
1291 }
1292 }
1293 if (get_param_value(option, 128, "sockets", endptr) != 0)
1294 sockets = strtoull(option, NULL, 10);
1295 if (get_param_value(option, 128, "cores", endptr) != 0)
1296 cores = strtoull(option, NULL, 10);
1297 if (get_param_value(option, 128, "threads", endptr) != 0)
1298 threads = strtoull(option, NULL, 10);
1299 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1300 max_cpus = strtoull(option, NULL, 10);
1301
1302 /* compute missing values, prefer sockets over cores over threads */
1303 if (smp == 0 || sockets == 0) {
1304 sockets = sockets > 0 ? sockets : 1;
1305 cores = cores > 0 ? cores : 1;
1306 threads = threads > 0 ? threads : 1;
1307 if (smp == 0) {
1308 smp = cores * threads * sockets;
dc6b1c09
AP		 1309 }
1310 } else {
1311 if (cores == 0) {
1312 threads = threads > 0 ? threads : 1;
1313 cores = smp / (sockets * threads);
1314 } else {
5cdc9b76 1315 if (sockets) {
dc6b1c09
AP		 1316 threads = smp / (cores * sockets);
1317 }
1318 }
1319 }
1320 smp_cpus = smp;
1321 smp_cores = cores > 0 ? cores : 1;
1322 smp_threads = threads > 0 ? threads : 1;
1323 if (max_cpus == 0)
1324 max_cpus = smp_cpus;
1325}
1326
a594cfbf
FB		 1327/***********************************************************/
1328/* USB devices */
1329
c0f4ce77 1330static int usb_device_add(const char *devname, int is_hotplug)
a594cfbf
FB		 1331{
1332 const char *p;
a5d2f727 1333 USBDevice *dev = NULL;
a594cfbf 1334
a5d2f727 1335 if (!usb_enabled)
a594cfbf
FB		 1336 return -1;
1337
0958b4cc
GH		 1338 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1339 dev = usbdevice_create(devname);
1340 if (dev)
1341 goto done;
1342
a5d2f727 1343 /* the other ones */
a594cfbf
FB		 1344 if (strstart(devname, "host:", &p)) {
1345 dev = usb_host_device_open(p);
dc72ac14
AZ		 1346 } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1347 dev = usb_bt_init(devname[2] ? hci_init(p) :
1348 bt_new_hci(qemu_find_bt_vlan(0)));
a594cfbf
FB		 1349 } else {
1350 return -1;
1351 }
0d92ed30
PB		 1352 if (!dev)
1353 return -1;
1354
a5d2f727 1355done:
a594cfbf
FB		 1356 return 0;
1357}
1358
1f3870ab
AL		 1359static int usb_device_del(const char *devname)
1360{
1361 int bus_num, addr;
1362 const char *p;
1363
5d0c5750
AL		 1364 if (strstart(devname, "host:", &p))
1365 return usb_host_device_close(p);
1366
a5d2f727 1367 if (!usb_enabled)
1f3870ab
AL		 1368 return -1;
1369
1370 p = strchr(devname, '.');
1371 if (!p)
1372 return -1;
1373 bus_num = strtoul(devname, NULL, 0);
1374 addr = strtoul(p + 1, NULL, 0);
1375
a5d2f727 1376 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1377}
1378
bd3c948d
GH		 1379static int usb_parse(const char *cmdline)
1380{
59d1c1c2
ST		 1381 int r;
1382 r = usb_device_add(cmdline, 0);
1383 if (r < 0) {
1384 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1385 }
1386 return r;
bd3c948d
GH		 1387}
1388
d54908a5 1389void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1390{
59d1c1c2
ST		 1391 const char *devname = qdict_get_str(qdict, "devname");
1392 if (usb_device_add(devname, 1) < 0) {
1ecda02b 1393 error_report("could not add USB device '%s'", devname);
59d1c1c2 1394 }
a594cfbf
FB		 1395}
1396
d54908a5 1397void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1398{
59d1c1c2
ST		 1399 const char *devname = qdict_get_str(qdict, "devname");
1400 if (usb_device_del(devname) < 0) {
1ecda02b 1401 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1402 }
a594cfbf
FB		 1403}
1404
201a51fc
AZ		 1405/***********************************************************/
1406/* PCMCIA/Cardbus */
1407
1408static struct pcmcia_socket_entry_s {
bc24a225 1409 PCMCIASocket *socket;
201a51fc
AZ		 1410 struct pcmcia_socket_entry_s *next;
1411} *pcmcia_sockets = 0;
1412
bc24a225 1413void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 1414{
1415 struct pcmcia_socket_entry_s *entry;
1416
1417 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
1418 entry->socket = socket;
1419 entry->next = pcmcia_sockets;
1420 pcmcia_sockets = entry;
1421}
1422
bc24a225 1423void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1424{
1425 struct pcmcia_socket_entry_s *entry, **ptr;
1426
1427 ptr = &pcmcia_sockets;
1428 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1429 if (entry->socket == socket) {
1430 *ptr = entry->next;
1431 qemu_free(entry);
1432 }
1433}
1434
376253ec 1435void pcmcia_info(Monitor *mon)
201a51fc
AZ		 1436{
1437 struct pcmcia_socket_entry_s *iter;
376253ec 1438
201a51fc 1439 if (!pcmcia_sockets)
376253ec 1440 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1441
1442 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1443 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1444 iter->socket->attached ? iter->socket->card_string :
1445 "Empty");
201a51fc
AZ		 1446}
1447
2ff89790 1448/***********************************************************/
8a7ddc38 1449/* I/O handling */
0824d6fc 1450
c4b1fcc0
FB		 1451typedef struct IOHandlerRecord {
1452 int fd;
7b27a769 1453 IOCanReadHandler *fd_read_poll;
7c9d8e07
FB		 1454 IOHandler *fd_read;
1455 IOHandler *fd_write;
cafffd40 1456 int deleted;
c4b1fcc0
FB		 1457 void *opaque;
1458 /* temporary data */
1459 struct pollfd *ufd;
31d4ee6c 1460 QLIST_ENTRY(IOHandlerRecord) next;
c4b1fcc0
FB		 1461} IOHandlerRecord;
1462
31d4ee6c
JQ		 1463static QLIST_HEAD(, IOHandlerRecord) io_handlers =
1464 QLIST_HEAD_INITIALIZER(io_handlers);
1465
c4b1fcc0 1466
7c9d8e07
FB		 1467/* XXX: fd_read_poll should be suppressed, but an API change is
1468 necessary in the character devices to suppress fd_can_read(). */
5fafdf24 1469int qemu_set_fd_handler2(int fd,
7b27a769 1470 IOCanReadHandler *fd_read_poll,
5fafdf24
TS		 1471 IOHandler *fd_read,
1472 IOHandler *fd_write,
7c9d8e07 1473 void *opaque)
c4b1fcc0 1474{
31d4ee6c 1475 IOHandlerRecord *ioh;
c4b1fcc0 1476
7c9d8e07 1477 if (!fd_read && !fd_write) {
31d4ee6c 1478 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07 1479 if (ioh->fd == fd) {
cafffd40 1480 ioh->deleted = 1;
7c9d8e07
FB		 1481 break;
1482 }
7c9d8e07
FB		 1483 }
1484 } else {
31d4ee6c 1485 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07
FB		 1486 if (ioh->fd == fd)
1487 goto found;
1488 }
1489 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
31d4ee6c 1490 QLIST_INSERT_HEAD(&io_handlers, ioh, next);
7c9d8e07
FB		 1491 found:
1492 ioh->fd = fd;
1493 ioh->fd_read_poll = fd_read_poll;
1494 ioh->fd_read = fd_read;
1495 ioh->fd_write = fd_write;
1496 ioh->opaque = opaque;
cafffd40 1497 ioh->deleted = 0;
7c9d8e07 1498 }
c4b1fcc0
FB		 1499 return 0;
1500}
1501
5fafdf24
TS		 1502int qemu_set_fd_handler(int fd,
1503 IOHandler *fd_read,
1504 IOHandler *fd_write,
7c9d8e07 1505 void *opaque)
8a7ddc38 1506{
7c9d8e07 1507 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
8a7ddc38
FB		 1508}
1509
56f3a5d0 1510#ifdef _WIN32
f331110f
FB		 1511/***********************************************************/
1512/* Polling handling */
1513
1514typedef struct PollingEntry {
1515 PollingFunc *func;
1516 void *opaque;
1517 struct PollingEntry *next;
1518} PollingEntry;
1519
1520static PollingEntry *first_polling_entry;
1521
1522int qemu_add_polling_cb(PollingFunc *func, void *opaque)
1523{
1524 PollingEntry **ppe, *pe;
1525 pe = qemu_mallocz(sizeof(PollingEntry));
f331110f
FB		 1526 pe->func = func;
1527 pe->opaque = opaque;
1528 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
1529 *ppe = pe;
1530 return 0;
1531}
1532
1533void qemu_del_polling_cb(PollingFunc *func, void *opaque)
1534{
1535 PollingEntry **ppe, *pe;
1536 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
1537 pe = *ppe;
1538 if (pe->func == func && pe->opaque == opaque) {
1539 *ppe = pe->next;
1540 qemu_free(pe);
1541 break;
1542 }
1543 }
1544}
1545
a18e524a
FB		 1546/***********************************************************/
1547/* Wait objects support */
1548typedef struct WaitObjects {
1549 int num;
1550 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
1551 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
1552 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
1553} WaitObjects;
1554
1555static WaitObjects wait_objects = {0};
3b46e624 1556
a18e524a
FB		 1557int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
1558{
1559 WaitObjects *w = &wait_objects;
1560
1561 if (w->num >= MAXIMUM_WAIT_OBJECTS)
1562 return -1;
1563 w->events[w->num] = handle;
1564 w->func[w->num] = func;
1565 w->opaque[w->num] = opaque;
1566 w->num++;
1567 return 0;
1568}
1569
1570void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
1571{
1572 int i, found;
1573 WaitObjects *w = &wait_objects;
1574
1575 found = 0;
1576 for (i = 0; i < w->num; i++) {
1577 if (w->events[i] == handle)
1578 found = 1;
1579 if (found) {
1580 w->events[i] = w->events[i + 1];
1581 w->func[i] = w->func[i + 1];
1582 w->opaque[i] = w->opaque[i + 1];
3b46e624 1583 }
a18e524a
FB		 1584 }
1585 if (found)
1586 w->num--;
1587}
1588#endif
1589
cc1daa40
FB		 1590/***********************************************************/
1591/* machine registration */
1592
bdaf78e0 1593static QEMUMachine *first_machine = NULL;
6f338c34 1594QEMUMachine *current_machine = NULL;
cc1daa40
FB		 1595
1596int qemu_register_machine(QEMUMachine *m)
1597{
1598 QEMUMachine **pm;
1599 pm = &first_machine;
1600 while (*pm != NULL)
1601 pm = &(*pm)->next;
1602 m->next = NULL;
1603 *pm = m;
1604 return 0;
1605}
1606
9596ebb7 1607static QEMUMachine *find_machine(const char *name)
cc1daa40
FB		 1608{
1609 QEMUMachine *m;
1610
1611 for(m = first_machine; m != NULL; m = m->next) {
1612 if (!strcmp(m->name, name))
1613 return m;
3f6599e6
MM		 1614 if (m->alias && !strcmp(m->alias, name))
1615 return m;
cc1daa40
FB		 1616 }
1617 return NULL;
1618}
1619
0c257437
AL		 1620static QEMUMachine *find_default_machine(void)
1621{
1622 QEMUMachine *m;
1623
1624 for(m = first_machine; m != NULL; m = m->next) {
1625 if (m->is_default) {
1626 return m;
1627 }
1628 }
1629 return NULL;
1630}
1631
8a7ddc38
FB		 1632/***********************************************************/
1633/* main execution loop */
1634
9596ebb7 1635static void gui_update(void *opaque)
8a7ddc38 1636{
7d957bd8 1637 uint64_t interval = GUI_REFRESH_INTERVAL;
740733bb 1638 DisplayState *ds = opaque;
7d957bd8
AL		 1639 DisplayChangeListener *dcl = ds->listeners;
1640
62a2744c 1641 qemu_flush_coalesced_mmio_buffer();
7d957bd8
AL		 1642 dpy_refresh(ds);
1643
1644 while (dcl != NULL) {
1645 if (dcl->gui_timer_interval &&
1646 dcl->gui_timer_interval < interval)
1647 interval = dcl->gui_timer_interval;
1648 dcl = dcl->next;
1649 }
1650 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock));
8a7ddc38
FB		 1651}
1652
9043b62d
BS		 1653static void nographic_update(void *opaque)
1654{
1655 uint64_t interval = GUI_REFRESH_INTERVAL;
1656
62a2744c 1657 qemu_flush_coalesced_mmio_buffer();
9043b62d
BS		 1658 qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock));
1659}
1660
0bd48850
FB		 1661struct vm_change_state_entry {
1662 VMChangeStateHandler *cb;
1663 void *opaque;
72cf2d4f 1664 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1665};
1666
72cf2d4f 1667static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1668
1669VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1670 void *opaque)
1671{
1672 VMChangeStateEntry *e;
1673
1674 e = qemu_mallocz(sizeof (*e));
0bd48850
FB		 1675
1676 e->cb = cb;
1677 e->opaque = opaque;
72cf2d4f 1678 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1679 return e;
1680}
1681
1682void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1683{
72cf2d4f 1684 QLIST_REMOVE (e, entries);
0bd48850
FB		 1685 qemu_free (e);
1686}
1687
296af7c9 1688void vm_state_notify(int running, int reason)
0bd48850
FB		 1689{
1690 VMChangeStateEntry *e;
1691
1692 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
9781e040 1693 e->cb(e->opaque, running, reason);
0bd48850
FB		 1694 }
1695}
1696
8a7ddc38
FB		 1697void vm_start(void)
1698{
1699 if (!vm_running) {
1700 cpu_enable_ticks();
1701 vm_running = 1;
9781e040 1702 vm_state_notify(1, 0);
d6dc3d42 1703 resume_all_vcpus();
8a7ddc38
FB		 1704 }
1705}
1706
bb0c6722
FB		 1707/* reset/shutdown handler */
1708
1709typedef struct QEMUResetEntry {
72cf2d4f 1710 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1711 QEMUResetHandler *func;
1712 void *opaque;
bb0c6722
FB		 1713} QEMUResetEntry;
1714
72cf2d4f
BS		 1715static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1716 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722
FB		 1717static int reset_requested;
1718static int shutdown_requested;
3475187d 1719static int powerdown_requested;
296af7c9 1720int debug_requested;
6e29f5da 1721static int vmstop_requested;
bb0c6722 1722
cf7a2fe2
AJ		 1723int qemu_shutdown_requested(void)
1724{
1725 int r = shutdown_requested;
1726 shutdown_requested = 0;
1727 return r;
1728}
1729
1730int qemu_reset_requested(void)
1731{
1732 int r = reset_requested;
1733 reset_requested = 0;
1734 return r;
1735}
1736
1737int qemu_powerdown_requested(void)
1738{
1739 int r = powerdown_requested;
1740 powerdown_requested = 0;
1741 return r;
1742}
1743
e568902a
AL		 1744static int qemu_debug_requested(void)
1745{
1746 int r = debug_requested;
1747 debug_requested = 0;
1748 return r;
1749}
1750
6e29f5da
AL		 1751static int qemu_vmstop_requested(void)
1752{
1753 int r = vmstop_requested;
1754 vmstop_requested = 0;
1755 return r;
1756}
1757
a08d4367 1758void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1759{
55ddfe8e 1760 QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
bb0c6722 1761
bb0c6722
FB		 1762 re->func = func;
1763 re->opaque = opaque;
72cf2d4f 1764 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1765}
1766
dda9b29f 1767void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1768{
1769 QEMUResetEntry *re;
1770
72cf2d4f 1771 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1772 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1773 QTAILQ_REMOVE(&reset_handlers, re, entry);
dda9b29f
JK		 1774 qemu_free(re);
1775 return;
1776 }
1777 }
1778}
1779
1780void qemu_system_reset(void)
1781{
1782 QEMUResetEntry *re, *nre;
1783
1784 /* reset all devices */
72cf2d4f 1785 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1786 re->func(re->opaque);
1787 }
81d9b784 1788 monitor_protocol_event(QEVENT_RESET, NULL);
ea375f9a 1789 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1790}
1791
1792void qemu_system_reset_request(void)
1793{
d1beab82
FB		 1794 if (no_reboot) {
1795 shutdown_requested = 1;
1796 } else {
1797 reset_requested = 1;
1798 }
d9f75a4e 1799 qemu_notify_event();
bb0c6722
FB		 1800}
1801
1802void qemu_system_shutdown_request(void)
1803{
1804 shutdown_requested = 1;
d9f75a4e 1805 qemu_notify_event();
bb0c6722
FB		 1806}
1807
3475187d
FB		 1808void qemu_system_powerdown_request(void)
1809{
1810 powerdown_requested = 1;
d9f75a4e
AL		 1811 qemu_notify_event();
1812}
1813
877cf882 1814#ifdef _WIN32
69d6451c 1815static void host_main_loop_wait(int *timeout)
56f3a5d0
AL		 1816{
1817 int ret, ret2, i;
f331110f
FB		 1818 PollingEntry *pe;
1819
c4b1fcc0 1820
f331110f
FB		 1821 /* XXX: need to suppress polling by better using win32 events */
1822 ret = 0;
1823 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
1824 ret |= pe->func(pe->opaque);
1825 }
e6b1e558 1826 if (ret == 0) {
a18e524a
FB		 1827 int err;
1828 WaitObjects *w = &wait_objects;
3b46e624 1829
56f3a5d0 1830 ret = WaitForMultipleObjects(w->num, w->events, FALSE, *timeout);
a18e524a
FB		 1831 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
1832 if (w->func[ret - WAIT_OBJECT_0])
1833 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
3b46e624 1834
5fafdf24 1835 /* Check for additional signaled events */
e6b1e558 1836 for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) {
3b46e624 1837
e6b1e558
TS		 1838 /* Check if event is signaled */
1839 ret2 = WaitForSingleObject(w->events[i], 0);
1840 if(ret2 == WAIT_OBJECT_0) {
1841 if (w->func[i])
1842 w->func[i](w->opaque[i]);
1843 } else if (ret2 == WAIT_TIMEOUT) {
1844 } else {
1845 err = GetLastError();
1846 fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err);
3b46e624
TS		 1847 }
1848 }
a18e524a
FB		 1849 } else if (ret == WAIT_TIMEOUT) {
1850 } else {
1851 err = GetLastError();
e6b1e558 1852 fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err);
a18e524a 1853 }
f331110f 1854 }
56f3a5d0
AL		 1855
1856 *timeout = 0;
1857}
1858#else
69d6451c 1859static void host_main_loop_wait(int *timeout)
56f3a5d0
AL		 1860{
1861}
fd1dff4b 1862#endif
56f3a5d0 1863
d6f4ade2 1864void main_loop_wait(int nonblocking)
56f3a5d0
AL		 1865{
1866 IOHandlerRecord *ioh;
1867 fd_set rfds, wfds, xfds;
1868 int ret, nfds;
1869 struct timeval tv;
d6f4ade2 1870 int timeout;
56f3a5d0 1871
d6f4ade2
PB		 1872 if (nonblocking)
1873 timeout = 0;
1874 else {
1875 timeout = qemu_calculate_timeout();
1876 qemu_bh_update_timeout(&timeout);
1877 }
56f3a5d0
AL		 1878
1879 host_main_loop_wait(&timeout);
1880
fd1dff4b
FB		 1881 /* poll any events */
1882 /* XXX: separate device handlers from system ones */
6abfbd79 1883 nfds = -1;
fd1dff4b
FB		 1884 FD_ZERO(&rfds);
1885 FD_ZERO(&wfds);
e035649e 1886 FD_ZERO(&xfds);
31d4ee6c 1887 QLIST_FOREACH(ioh, &io_handlers, next) {
cafffd40
TS		 1888 if (ioh->deleted)
1889 continue;
fd1dff4b
FB		 1890 if (ioh->fd_read &&
1891 (!ioh->fd_read_poll ||
1892 ioh->fd_read_poll(ioh->opaque) != 0)) {
1893 FD_SET(ioh->fd, &rfds);
1894 if (ioh->fd > nfds)
1895 nfds = ioh->fd;
1896 }
1897 if (ioh->fd_write) {
1898 FD_SET(ioh->fd, &wfds);
1899 if (ioh->fd > nfds)
1900 nfds = ioh->fd;
1901 }
1902 }
3b46e624 1903
56f3a5d0
AL		 1904 tv.tv_sec = timeout / 1000;
1905 tv.tv_usec = (timeout % 1000) * 1000;
1906
d918f23e
JK		 1907 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1908
4870852c 1909 qemu_mutex_unlock_iothread();
e035649e 1910 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
4870852c 1911 qemu_mutex_lock_iothread();
fd1dff4b 1912 if (ret > 0) {
31d4ee6c 1913 IOHandlerRecord *pioh;
cafffd40 1914
31d4ee6c 1915 QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
cafffd40 1916 if (ioh->deleted) {
31d4ee6c 1917 QLIST_REMOVE(ioh, next);
cafffd40 1918 qemu_free(ioh);
4bed9837
JQ		 1919 continue;
1920 }
1921 if (ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
1922 ioh->fd_read(ioh->opaque);
1923 }
1924 if (ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
1925 ioh->fd_write(ioh->opaque);
31d4ee6c 1926 }
cafffd40 1927 }
fd1dff4b 1928 }
d918f23e
JK		 1929
1930 slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
b4608c04 1931
b6964827 1932 qemu_run_all_timers();
21d5d12b 1933
423f0742
PB		 1934 /* Check bottom-halves last in case any of the earlier events triggered
1935 them. */
1936 qemu_bh_poll();
3b46e624 1937
5905b2e5
FB		 1938}
1939
43b96858
AL		 1940static int vm_can_run(void)
1941{
1942 if (powerdown_requested)
1943 return 0;
1944 if (reset_requested)
1945 return 0;
1946 if (shutdown_requested)
1947 return 0;
e568902a
AL		 1948 if (debug_requested)
1949 return 0;
43b96858
AL		 1950 return 1;
1951}
1952
d9c32310
BS		 1953qemu_irq qemu_system_powerdown;
1954
43b96858
AL		 1955static void main_loop(void)
1956{
6e29f5da 1957 int r;
e6e35b1e 1958
d6dc3d42
AL		 1959#ifdef CONFIG_IOTHREAD
1960 qemu_system_ready = 1;
1961 qemu_cond_broadcast(&qemu_system_cond);
1962#endif
1963
6e29f5da 1964 for (;;) {
43b96858 1965 do {
d6f4ade2 1966 bool nonblocking = false;
e6e35b1e
AL		 1967#ifdef CONFIG_PROFILER
1968 int64_t ti;
1969#endif
d6dc3d42 1970#ifndef CONFIG_IOTHREAD
d6f4ade2 1971 nonblocking = tcg_cpu_exec();
d6dc3d42 1972#endif
89bfc105 1973#ifdef CONFIG_PROFILER
43b96858 1974 ti = profile_getclock();
89bfc105 1975#endif
d6f4ade2 1976 main_loop_wait(nonblocking);
89bfc105 1977#ifdef CONFIG_PROFILER
43b96858 1978 dev_time += profile_getclock() - ti;
89bfc105 1979#endif
e568902a 1980 } while (vm_can_run());
43b96858 1981
54fc6ea9
BS		 1982 if ((r = qemu_debug_requested())) {
1983 vm_stop(r);
b1a15e7e 1984 }
43b96858 1985 if (qemu_shutdown_requested()) {
242cd003 1986 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
43b96858
AL		 1987 if (no_shutdown) {
1988 vm_stop(0);
1989 no_shutdown = 0;
1990 } else
1991 break;
1992 }
d6dc3d42
AL		 1993 if (qemu_reset_requested()) {
1994 pause_all_vcpus();
43b96858 1995 qemu_system_reset();
d6dc3d42
AL		 1996 resume_all_vcpus();
1997 }
d9c32310 1998 if (qemu_powerdown_requested()) {
242cd003 1999 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
d9c32310
BS		 2000 qemu_irq_raise(qemu_system_powerdown);
2001 }
b1a15e7e 2002 if ((r = qemu_vmstop_requested())) {
6e29f5da 2003 vm_stop(r);
b1a15e7e 2004 }
b4608c04 2005 }
d6dc3d42 2006 pause_all_vcpus();
b4608c04
FB		 2007}
2008
9bd7e6d9
PB		 2009static void version(void)
2010{
4a19f1ec 2011 printf("QEMU PC emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 2012}
2013
15f82208 2014static void help(int exitcode)
0824d6fc 2015{
e8105ebb 2016 const char *options_help =
ad96090a
BS		 2017#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
2018 opt_help
5824d651
BS		 2019#define DEFHEADING(text) stringify(text) "\n"
2020#include "qemu-options.h"
2021#undef DEF
2022#undef DEFHEADING
2023#undef GEN_DOCS
e8105ebb
PB		 2024 ;
2025 version();
2026 printf("usage: %s [options] [disk_image]\n"
2027 "\n"
2028 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
3f020d70 2029 "\n"
e8105ebb 2030 "%s\n"
3f020d70 2031 "During emulation, the following keys are useful:\n"
2032 "ctrl-alt-f toggle full screen\n"
2033 "ctrl-alt-n switch to virtual console 'n'\n"
2034 "ctrl-alt toggle mouse and keyboard grab\n"
2035 "\n"
e8105ebb
PB		 2036 "When using -nographic, press 'ctrl-a h' to get some help.\n",
2037 "qemu",
2038 options_help);
15f82208 2039 exit(exitcode);
0824d6fc
FB		 2040}
2041
cd6f1169
FB		 2042#define HAS_ARG 0x0001
2043
2044enum {
ad96090a 2045#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
5824d651
BS		 2046 opt_enum,
2047#define DEFHEADING(text)
2048#include "qemu-options.h"
2049#undef DEF
2050#undef DEFHEADING
2051#undef GEN_DOCS
cd6f1169
FB		 2052};
2053
2054typedef struct QEMUOption {
2055 const char *name;
2056 int flags;
2057 int index;
ad96090a 2058 uint32_t arch_mask;
cd6f1169
FB		 2059} QEMUOption;
2060
dbed7e40 2061static const QEMUOption qemu_options[] = {
ad96090a
BS		 2062 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2063#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
2064 { option, opt_arg, opt_enum, arch_mask },
5824d651
BS		 2065#define DEFHEADING(text)
2066#include "qemu-options.h"
2067#undef DEF
2068#undef DEFHEADING
2069#undef GEN_DOCS
cd6f1169 2070 { NULL },
fc01f7e7 2071};
3893c124 2072static void select_vgahw (const char *p)
2073{
2074 const char *opts;
2075
64465297 2076 default_vga = 0;
86176759 2077 vga_interface_type = VGA_NONE;
3893c124 2078 if (strstart(p, "std", &opts)) {
86176759 2079 vga_interface_type = VGA_STD;
3893c124 2080 } else if (strstart(p, "cirrus", &opts)) {
86176759 2081 vga_interface_type = VGA_CIRRUS;
3893c124 2082 } else if (strstart(p, "vmware", &opts)) {
86176759 2083 vga_interface_type = VGA_VMWARE;
94909d9f 2084 } else if (strstart(p, "xenfb", &opts)) {
86176759 2085 vga_interface_type = VGA_XENFB;
28b85ed8 2086 } else if (!strstart(p, "none", &opts)) {
3893c124 2087 invalid_vga:
2088 fprintf(stderr, "Unknown vga type: %s\n", p);
2089 exit(1);
2090 }
cb5a7aa8 2091 while (*opts) {
2092 const char *nextopt;
2093
2094 if (strstart(opts, ",retrace=", &nextopt)) {
2095 opts = nextopt;
2096 if (strstart(opts, "dumb", &nextopt))
2097 vga_retrace_method = VGA_RETRACE_DUMB;
2098 else if (strstart(opts, "precise", &nextopt))
2099 vga_retrace_method = VGA_RETRACE_PRECISE;
2100 else goto invalid_vga;
2101 } else goto invalid_vga;
2102 opts = nextopt;
2103 }
3893c124 2104}
2105
7d4c3d53
MA		 2106static int balloon_parse(const char *arg)
2107{
382f0743 2108 QemuOpts *opts;
7d4c3d53 2109
382f0743
GH		 2110 if (strcmp(arg, "none") == 0) {
2111 return 0;
2112 }
2113
2114 if (!strncmp(arg, "virtio", 6)) {
2115 if (arg[6] == ',') {
2116 /* have params -> parse them */
8212c64f 2117 opts = qemu_opts_parse(&qemu_device_opts, arg+7, 0);
382f0743
GH		 2118 if (!opts)
2119 return -1;
2120 } else {
2121 /* create empty opts */
2122 opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
7d4c3d53 2123 }
382f0743
GH		 2124 qemu_opt_set(opts, "driver", "virtio-balloon-pci");
2125 return 0;
7d4c3d53 2126 }
382f0743
GH		 2127
2128 return -1;
7d4c3d53 2129}
7d4c3d53 2130
3587d7e6
FB		 2131#ifdef _WIN32
2132static BOOL WINAPI qemu_ctrl_handler(DWORD type)
2133{
2134 exit(STATUS_CONTROL_C_EXIT);
2135 return TRUE;
2136}
2137#endif
2138
5b08fc10
AL		 2139#ifndef _WIN32
2140
2141static void termsig_handler(int signal)
2142{
2143 qemu_system_shutdown_request();
2144}
2145
7c3370d4
JK		 2146static void sigchld_handler(int signal)
2147{
2148 waitpid(-1, NULL, WNOHANG);
2149}
2150
2151static void sighandler_setup(void)
5b08fc10
AL		 2152{
2153 struct sigaction act;
2154
2155 memset(&act, 0, sizeof(act));
2156 act.sa_handler = termsig_handler;
2157 sigaction(SIGINT, &act, NULL);
2158 sigaction(SIGHUP, &act, NULL);
2159 sigaction(SIGTERM, &act, NULL);
7c3370d4
JK		 2160
2161 act.sa_handler = sigchld_handler;
2162 act.sa_flags = SA_NOCLDSTOP;
2163 sigaction(SIGCHLD, &act, NULL);
5b08fc10
AL		 2164}
2165
2166#endif
2167
5cea8590
PB		 2168#ifdef _WIN32
2169/* Look for support files in the same directory as the executable. */
2170static char *find_datadir(const char *argv0)
2171{
2172 char *p;
2173 char buf[MAX_PATH];
2174 DWORD len;
2175
2176 len = GetModuleFileName(NULL, buf, sizeof(buf) - 1);
2177 if (len == 0) {
c5947808 2178 return NULL;
5cea8590
PB		 2179 }
2180
2181 buf[len] = 0;
2182 p = buf + len - 1;
2183 while (p != buf && *p != '\\')
2184 p--;
2185 *p = 0;
2186 if (access(buf, R_OK) == 0) {
2187 return qemu_strdup(buf);
2188 }
2189 return NULL;
2190}
2191#else /* !_WIN32 */
2192
2193/* Find a likely location for support files using the location of the binary.
2194 For installed binaries this will be "$bindir/../share/qemu". When
2195 running from the build tree this will be "$bindir/../pc-bios". */
2196#define SHARE_SUFFIX "/share/qemu"
2197#define BUILD_SUFFIX "/pc-bios"
2198static char *find_datadir(const char *argv0)
2199{
2200 char *dir;
2201 char *p = NULL;
2202 char *res;
5cea8590 2203 char buf[PATH_MAX];
3a41759d 2204 size_t max_len;
5cea8590
PB		 2205
2206#if defined(__linux__)
2207 {
2208 int len;
2209 len = readlink("/proc/self/exe", buf, sizeof(buf) - 1);
2210 if (len > 0) {
2211 buf[len] = 0;
2212 p = buf;
2213 }
2214 }
2215#elif defined(__FreeBSD__)
2216 {
92c0e657
JL		 2217 static int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
2218 size_t len = sizeof(buf) - 1;
2219
2220 *buf = '\0';
2221 if (!sysctl(mib, sizeof(mib)/sizeof(*mib), buf, &len, NULL, 0) &&
2222 *buf) {
2223 buf[sizeof(buf) - 1] = '\0';
5cea8590
PB		 2224 p = buf;
2225 }
2226 }
2227#endif
2228 /* If we don't have any way of figuring out the actual executable
2229 location then try argv[0]. */
2230 if (!p) {
4d224196 2231 p = realpath(argv0, buf);
5cea8590
PB		 2232 if (!p) {
2233 return NULL;
2234 }
2235 }
2236 dir = dirname(p);
2237 dir = dirname(dir);
2238
3a41759d
BS		 2239 max_len = strlen(dir) +
2240 MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1;
2241 res = qemu_mallocz(max_len);
2242 snprintf(res, max_len, "%s%s", dir, SHARE_SUFFIX);
5cea8590 2243 if (access(res, R_OK)) {
3a41759d 2244 snprintf(res, max_len, "%s%s", dir, BUILD_SUFFIX);
5cea8590
PB		 2245 if (access(res, R_OK)) {
2246 qemu_free(res);
2247 res = NULL;
2248 }
2249 }
4d224196 2250
5cea8590
PB		 2251 return res;
2252}
2253#undef SHARE_SUFFIX
2254#undef BUILD_SUFFIX
2255#endif
2256
2257char *qemu_find_file(int type, const char *name)
2258{
2259 int len;
2260 const char *subdir;
2261 char *buf;
2262
2263 /* If name contains path separators then try it as a straight path. */
2264 if ((strchr(name, '/') || strchr(name, '\\'))
2265 && access(name, R_OK) == 0) {
73ffc805 2266 return qemu_strdup(name);
5cea8590
PB		 2267 }
2268 switch (type) {
2269 case QEMU_FILE_TYPE_BIOS:
2270 subdir = "";
2271 break;
2272 case QEMU_FILE_TYPE_KEYMAP:
2273 subdir = "keymaps/";
2274 break;
2275 default:
2276 abort();
2277 }
2278 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
2279 buf = qemu_mallocz(len);
3a41759d 2280 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
5cea8590
PB		 2281 if (access(buf, R_OK)) {
2282 qemu_free(buf);
2283 return NULL;
2284 }
2285 return buf;
2286}
2287
ff952ba2
MA		 2288static int device_help_func(QemuOpts *opts, void *opaque)
2289{
2290 return qdev_device_help(opts);
2291}
2292
f31d07d1
GH		 2293static int device_init_func(QemuOpts *opts, void *opaque)
2294{
2295 DeviceState *dev;
2296
2297 dev = qdev_device_add(opts);
2298 if (!dev)
2299 return -1;
2300 return 0;
2301}
2302
1a688d3b
GH		 2303static int chardev_init_func(QemuOpts *opts, void *opaque)
2304{
2305 CharDriverState *chr;
2306
2307 chr = qemu_chr_open_opts(opts, NULL);
2308 if (!chr)
2309 return -1;
2310 return 0;
2311}
2312
88589343
GH		 2313static int mon_init_func(QemuOpts *opts, void *opaque)
2314{
2315 CharDriverState *chr;
2316 const char *chardev;
2317 const char *mode;
2318 int flags;
2319
2320 mode = qemu_opt_get(opts, "mode");
2321 if (mode == NULL) {
2322 mode = "readline";
2323 }
2324 if (strcmp(mode, "readline") == 0) {
2325 flags = MONITOR_USE_READLINE;
2326 } else if (strcmp(mode, "control") == 0) {
2327 flags = MONITOR_USE_CONTROL;
2328 } else {
2329 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2330 exit(1);
2331 }
2332
2333 if (qemu_opt_get_bool(opts, "default", 0))
2334 flags |= MONITOR_IS_DEFAULT;
2335
2336 chardev = qemu_opt_get(opts, "chardev");
2337 chr = qemu_chr_find(chardev);
2338 if (chr == NULL) {
2339 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2340 exit(1);
2341 }
2342
2343 monitor_init(chr, flags);
2344 return 0;
2345}
2346
6ca5582d 2347static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 2348{
2349 static int monitor_device_index = 0;
2350 QemuOpts *opts;
2351 const char *p;
2352 char label[32];
2353 int def = 0;
2354
2355 if (strstart(optarg, "chardev:", &p)) {
2356 snprintf(label, sizeof(label), "%s", p);
2357 } else {
2358 if (monitor_device_index) {
2359 snprintf(label, sizeof(label), "monitor%d",
2360 monitor_device_index);
2361 } else {
2362 snprintf(label, sizeof(label), "monitor");
2363 def = 1;
2364 }
2365 opts = qemu_chr_parse_compat(label, optarg);
2366 if (!opts) {
2367 fprintf(stderr, "parse error: %s\n", optarg);
2368 exit(1);
2369 }
2370 }
2371
2372 opts = qemu_opts_create(&qemu_mon_opts, label, 1);
2373 if (!opts) {
2374 fprintf(stderr, "duplicate chardev: %s\n", label);
2375 exit(1);
2376 }
6ca5582d 2377 qemu_opt_set(opts, "mode", mode);
88589343
GH		 2378 qemu_opt_set(opts, "chardev", label);
2379 if (def)
2380 qemu_opt_set(opts, "default", "on");
2381 monitor_device_index++;
2382}
2383
bd3c948d
GH		 2384struct device_config {
2385 enum {
aee1b935
GH		 2386 DEV_USB, /* -usbdevice */
2387 DEV_BT, /* -bt */
2388 DEV_SERIAL, /* -serial */
2389 DEV_PARALLEL, /* -parallel */
2390 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2391 DEV_DEBUGCON, /* -debugcon */
bd3c948d
GH		 2392 } type;
2393 const char *cmdline;
72cf2d4f 2394 QTAILQ_ENTRY(device_config) next;
bd3c948d 2395};
72cf2d4f 2396QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2397
2398static void add_device_config(int type, const char *cmdline)
2399{
2400 struct device_config *conf;
2401
2402 conf = qemu_mallocz(sizeof(*conf));
2403 conf->type = type;
2404 conf->cmdline = cmdline;
72cf2d4f 2405 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2406}
2407
2408static int foreach_device_config(int type, int (*func)(const char *cmdline))
2409{
2410 struct device_config *conf;
2411 int rc;
2412
72cf2d4f 2413 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2414 if (conf->type != type)
2415 continue;
2416 rc = func(conf->cmdline);
2417 if (0 != rc)
2418 return rc;
2419 }
2420 return 0;
2421}
2422
998bbd74
GH		 2423static int serial_parse(const char *devname)
2424{
2425 static int index = 0;
2426 char label[32];
2427
2428 if (strcmp(devname, "none") == 0)
2429 return 0;
2430 if (index == MAX_SERIAL_PORTS) {
2431 fprintf(stderr, "qemu: too many serial ports\n");
2432 exit(1);
2433 }
2434 snprintf(label, sizeof(label), "serial%d", index);
2435 serial_hds[index] = qemu_chr_open(label, devname, NULL);
2436 if (!serial_hds[index]) {
2437 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
2438 devname, strerror(errno));
2439 return -1;
2440 }
2441 index++;
2442 return 0;
2443}
2444
6a5e8b0e
GH		 2445static int parallel_parse(const char *devname)
2446{
2447 static int index = 0;
2448 char label[32];
2449
2450 if (strcmp(devname, "none") == 0)
2451 return 0;
2452 if (index == MAX_PARALLEL_PORTS) {
2453 fprintf(stderr, "qemu: too many parallel ports\n");
2454 exit(1);
2455 }
2456 snprintf(label, sizeof(label), "parallel%d", index);
2457 parallel_hds[index] = qemu_chr_open(label, devname, NULL);
2458 if (!parallel_hds[index]) {
2459 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
2460 devname, strerror(errno));
2461 return -1;
2462 }
2463 index++;
2464 return 0;
2465}
2466
aee1b935
GH		 2467static int virtcon_parse(const char *devname)
2468{
2469 static int index = 0;
2470 char label[32];
392ecf54 2471 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2472
2473 if (strcmp(devname, "none") == 0)
2474 return 0;
2475 if (index == MAX_VIRTIO_CONSOLES) {
2476 fprintf(stderr, "qemu: too many virtio consoles\n");
2477 exit(1);
2478 }
392ecf54
AS		 2479
2480 bus_opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
2481 qemu_opt_set(bus_opts, "driver", "virtio-serial");
2482
2483 dev_opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
2484 qemu_opt_set(dev_opts, "driver", "virtconsole");
2485
aee1b935
GH		 2486 snprintf(label, sizeof(label), "virtcon%d", index);
2487 virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
2488 if (!virtcon_hds[index]) {
2489 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
2490 devname, strerror(errno));
2491 return -1;
2492 }
392ecf54
AS		 2493 qemu_opt_set(dev_opts, "chardev", label);
2494
aee1b935
GH		 2495 index++;
2496 return 0;
2497}
2498
c9f398e5
PA		 2499static int debugcon_parse(const char *devname)
2500{
2501 QemuOpts *opts;
2502
2503 if (!qemu_chr_open("debugcon", devname, NULL)) {
2504 exit(1);
2505 }
2506 opts = qemu_opts_create(&qemu_device_opts, "debugcon", 1);
2507 if (!opts) {
2508 fprintf(stderr, "qemu: already have a debugcon device\n");
2509 exit(1);
2510 }
2511 qemu_opt_set(opts, "driver", "isa-debugcon");
2512 qemu_opt_set(opts, "chardev", "debugcon");
2513 return 0;
2514}
2515
6530a97b
AL		 2516static const QEMUOption *lookup_opt(int argc, char **argv,
2517 const char **poptarg, int *poptind)
2518{
2519 const QEMUOption *popt;
2520 int optind = *poptind;
2521 char *r = argv[optind];
2522 const char *optarg;
2523
0f0bc3f1 2524 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2525 optind++;
2526 /* Treat --foo the same as -foo. */
2527 if (r[1] == '-')
2528 r++;
2529 popt = qemu_options;
2530 for(;;) {
2531 if (!popt->name) {
0f0bc3f1 2532 error_report("invalid option");
6530a97b
AL		 2533 exit(1);
2534 }
2535 if (!strcmp(popt->name, r + 1))
2536 break;
2537 popt++;
2538 }
2539 if (popt->flags & HAS_ARG) {
2540 if (optind >= argc) {
0f0bc3f1 2541 error_report("requires an argument");
6530a97b
AL		 2542 exit(1);
2543 }
2544 optarg = argv[optind++];
0f0bc3f1 2545 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2546 } else {
2547 optarg = NULL;
2548 }
2549
2550 *poptarg = optarg;
2551 *poptind = optind;
2552
2553 return popt;
2554}
2555
902b3d5c 2556int main(int argc, char **argv, char **envp)
0824d6fc 2557{
59030a8c 2558 const char *gdbstub_dev = NULL;
28c5af54 2559 uint32_t boot_devices_bitmap = 0;
e4bcb14c 2560 int i;
28c5af54 2561 int snapshot, linux_boot, net_boot;
4e3de9e9 2562 const char *icount_option = NULL;
7f7f9873 2563 const char *initrd_filename;
a20dd508 2564 const char *kernel_filename, *kernel_cmdline;
195325a4 2565 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
3023f332 2566 DisplayState *ds;
7d957bd8 2567 DisplayChangeListener *dcl;
46d4767d 2568 int cyls, heads, secs, translation;
f31d07d1 2569 QemuOpts *hda_opts = NULL, *opts;
cd6f1169 2570 int optind;
6530a97b 2571 const char *optarg;
d63d307f 2572 const char *loadvm = NULL;
cc1daa40 2573 QEMUMachine *machine;
94fc95cd 2574 const char *cpu_model;
b9e82a59 2575#ifndef _WIN32
71e3ceb8 2576 int fds[2];
b9e82a59 2577#endif
26a5f13b 2578 int tb_size;
93815bc2 2579 const char *pid_file = NULL;
5bb7910a 2580 const char *incoming = NULL;
b9e82a59 2581#ifndef _WIN32
54042bcf
AL		 2582 int fd = 0;
2583 struct passwd *pwd = NULL;
0858532e
AL		 2584 const char *chroot_dir = NULL;
2585 const char *run_as = NULL;
b9e82a59 2586#endif
993fbfdb 2587 int show_vnc_port = 0;
292444cb 2588 int defconfig = 1;
0bd48850 2589
65abca0a
MA		 2590 error_set_progname(argv[0]);
2591
6875204c
JK		 2592 init_clocks();
2593
902b3d5c 2594 qemu_cache_utils_init(envp);
2595
72cf2d4f 2596 QLIST_INIT (&vm_change_state_head);
be995c27
FB		 2597#ifndef _WIN32
2598 {
2599 struct sigaction act;
2600 sigfillset(&act.sa_mask);
2601 act.sa_flags = 0;
2602 act.sa_handler = SIG_IGN;
2603 sigaction(SIGPIPE, &act, NULL);
2604 }
3587d7e6
FB		 2605#else
2606 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
a8e5ac33
FB		 2607 /* Note: cpu_interrupt() is currently not SMP safe, so we force
2608 QEMU to run on a single CPU */
2609 {
2610 HANDLE h;
2611 DWORD mask, smask;
2612 int i;
2613 h = GetCurrentProcess();
2614 if (GetProcessAffinityMask(h, &mask, &smask)) {
2615 for(i = 0; i < 32; i++) {
2616 if (mask & (1 << i))
2617 break;
2618 }
2619 if (i != 32) {
2620 mask = 1 << i;
2621 SetProcessAffinityMask(h, mask);
2622 }
2623 }
2624 }
67b915a5 2625#endif
be995c27 2626
f80f9ec9 2627 module_call_init(MODULE_INIT_MACHINE);
0c257437 2628 machine = find_default_machine();
94fc95cd 2629 cpu_model = NULL;
fc01f7e7 2630 initrd_filename = NULL;
4fc5d071 2631 ram_size = 0;
33e3963e 2632 snapshot = 0;
a20dd508
FB		 2633 kernel_filename = NULL;
2634 kernel_cmdline = "";
c4b1fcc0 2635 cyls = heads = secs = 0;
46d4767d 2636 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2637
268a362c
AL		 2638 for (i = 0; i < MAX_NODES; i++) {
2639 node_mem[i] = 0;
2640 node_cpumask[i] = 0;
2641 }
2642
268a362c 2643 nb_numa_nodes = 0;
7c9d8e07 2644 nb_nics = 0;
3b46e624 2645
26a5f13b 2646 tb_size = 0;
41bd639b
BS		 2647 autostart= 1;
2648
292444cb
AL		 2649 /* first pass of option parsing */
2650 optind = 1;
2651 while (optind < argc) {
2652 if (argv[optind][0] != '-') {
2653 /* disk image */
28e68d68 2654 optind++;
292444cb
AL		 2655 continue;
2656 } else {
2657 const QEMUOption *popt;
2658
2659 popt = lookup_opt(argc, argv, &optarg, &optind);
2660 switch (popt->index) {
2661 case QEMU_OPTION_nodefconfig:
2662 defconfig=0;
2663 break;
2664 }
2665 }
2666 }
2667
2668 if (defconfig) {
cf5a65aa 2669 const char *fname;
292444cb 2670 FILE *fp;
cf5a65aa
MA		 2671
2672 fname = CONFIG_QEMU_CONFDIR "/qemu.conf";
2673 fp = fopen(fname, "r");
292444cb 2674 if (fp) {
cf5a65aa 2675 if (qemu_config_parse(fp, fname) != 0) {
292444cb
AL		 2676 exit(1);
2677 }
2678 fclose(fp);
2679 }
2680
ad96090a 2681 fname = arch_config_name;
cf5a65aa 2682 fp = fopen(fname, "r");
292444cb 2683 if (fp) {
cf5a65aa 2684 if (qemu_config_parse(fp, fname) != 0) {
292444cb
AL		 2685 exit(1);
2686 }
2687 fclose(fp);
2688 }
2689 }
de06f8d1 2690 cpudef_init();
292444cb
AL		 2691
2692 /* second pass of option parsing */
cd6f1169 2693 optind = 1;
0824d6fc 2694 for(;;) {
cd6f1169 2695 if (optind >= argc)
0824d6fc 2696 break;
6530a97b 2697 if (argv[optind][0] != '-') {
9dfd7c7a 2698 hda_opts = drive_add(argv[optind++], HD_ALIAS, 0);
cd6f1169
FB		 2699 } else {
2700 const QEMUOption *popt;
2701
6530a97b 2702 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2703 if (!(popt->arch_mask & arch_type)) {
2704 printf("Option %s not supported for this target\n", popt->name);
2705 exit(1);
2706 }
cd6f1169 2707 switch(popt->index) {
cc1daa40
FB		 2708 case QEMU_OPTION_M:
2709 machine = find_machine(optarg);
2710 if (!machine) {
2711 QEMUMachine *m;
2712 printf("Supported machines are:\n");
2713 for(m = first_machine; m != NULL; m = m->next) {
3f6599e6
MM		 2714 if (m->alias)
2715 printf("%-10s %s (alias of %s)\n",
2716 m->alias, m->desc, m->name);
cc1daa40 2717 printf("%-10s %s%s\n",
5fafdf24 2718 m->name, m->desc,
0c257437 2719 m->is_default ? " (default)" : "");
cc1daa40 2720 }
15f82208 2721 exit(*optarg != '?');
cc1daa40
FB		 2722 }
2723 break;
94fc95cd
JM		 2724 case QEMU_OPTION_cpu:
2725 /* hw initialization will check this */
15f82208 2726 if (*optarg == '?') {
c732abe2 2727/* XXX: implement xxx_cpu_list for targets that still miss it */
b5ec5ce0 2728#if defined(cpu_list_id)
2729 cpu_list_id(stdout, &fprintf, optarg);
2730#elif defined(cpu_list)
2731 cpu_list(stdout, &fprintf); /* deprecated */
94fc95cd 2732#endif
15f82208 2733 exit(0);
94fc95cd
JM		 2734 } else {
2735 cpu_model = optarg;
2736 }
2737 break;
cd6f1169 2738 case QEMU_OPTION_initrd:
fc01f7e7
FB		 2739 initrd_filename = optarg;
2740 break;
cd6f1169 2741 case QEMU_OPTION_hda:
e4bcb14c 2742 if (cyls == 0)
9dfd7c7a 2743 hda_opts = drive_add(optarg, HD_ALIAS, 0);
e4bcb14c 2744 else
9dfd7c7a 2745 hda_opts = drive_add(optarg, HD_ALIAS
e4bcb14c 2746 ",cyls=%d,heads=%d,secs=%d%s",
609497ab 2747 0, cyls, heads, secs,
e4bcb14c
TS		 2748 translation == BIOS_ATA_TRANSLATION_LBA ?
2749 ",trans=lba" :
2750 translation == BIOS_ATA_TRANSLATION_NONE ?
2751 ",trans=none" : "");
2752 break;
cd6f1169 2753 case QEMU_OPTION_hdb:
cc1daa40
FB		 2754 case QEMU_OPTION_hdc:
2755 case QEMU_OPTION_hdd:
609497ab 2756 drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda);
fc01f7e7 2757 break;
e4bcb14c 2758 case QEMU_OPTION_drive:
609497ab 2759 drive_add(NULL, "%s", optarg);
e4bcb14c 2760 break;
d058fe03
GH		 2761 case QEMU_OPTION_set:
2762 if (qemu_set_option(optarg) != 0)
2763 exit(1);
2764 break;
d0fef6fb
GH		 2765 case QEMU_OPTION_global:
2766 if (qemu_global_option(optarg) != 0)
2767 exit(1);
2768 break;
3e3d5815 2769 case QEMU_OPTION_mtdblock:
609497ab 2770 drive_add(optarg, MTD_ALIAS);
3e3d5815 2771 break;
a1bb27b1 2772 case QEMU_OPTION_sd:
609497ab 2773 drive_add(optarg, SD_ALIAS);
a1bb27b1 2774 break;
86f55663 2775 case QEMU_OPTION_pflash:
609497ab 2776 drive_add(optarg, PFLASH_ALIAS);
86f55663 2777 break;
cd6f1169 2778 case QEMU_OPTION_snapshot:
33e3963e
FB		 2779 snapshot = 1;
2780 break;
cd6f1169 2781 case QEMU_OPTION_hdachs:
330d0414 2782 {
330d0414
FB		 2783 const char *p;
2784 p = optarg;
2785 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2786 if (cyls < 1 || cyls > 16383)
2787 goto chs_fail;
330d0414
FB		 2788 if (*p != ',')
2789 goto chs_fail;
2790 p++;
2791 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2792 if (heads < 1 || heads > 16)
2793 goto chs_fail;
330d0414
FB		 2794 if (*p != ',')
2795 goto chs_fail;
2796 p++;
2797 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2798 if (secs < 1 || secs > 63)
2799 goto chs_fail;
2800 if (*p == ',') {
2801 p++;
2802 if (!strcmp(p, "none"))
2803 translation = BIOS_ATA_TRANSLATION_NONE;
2804 else if (!strcmp(p, "lba"))
2805 translation = BIOS_ATA_TRANSLATION_LBA;
2806 else if (!strcmp(p, "auto"))
2807 translation = BIOS_ATA_TRANSLATION_AUTO;
2808 else
2809 goto chs_fail;
2810 } else if (*p != '\0') {
c4b1fcc0 2811 chs_fail:
46d4767d
FB		 2812 fprintf(stderr, "qemu: invalid physical CHS format\n");
2813 exit(1);
c4b1fcc0 2814 }
9dfd7c7a
GH		 2815 if (hda_opts != NULL) {
2816 char num[16];
2817 snprintf(num, sizeof(num), "%d", cyls);
2818 qemu_opt_set(hda_opts, "cyls", num);
2819 snprintf(num, sizeof(num), "%d", heads);
2820 qemu_opt_set(hda_opts, "heads", num);
2821 snprintf(num, sizeof(num), "%d", secs);
2822 qemu_opt_set(hda_opts, "secs", num);
2823 if (translation == BIOS_ATA_TRANSLATION_LBA)
2824 qemu_opt_set(hda_opts, "trans", "lba");
2825 if (translation == BIOS_ATA_TRANSLATION_NONE)
2826 qemu_opt_set(hda_opts, "trans", "none");
2827 }
330d0414
FB		 2828 }
2829 break;
268a362c
AL		 2830 case QEMU_OPTION_numa:
2831 if (nb_numa_nodes >= MAX_NODES) {
2832 fprintf(stderr, "qemu: too many NUMA nodes\n");
2833 exit(1);
2834 }
2835 numa_add(optarg);
2836 break;
cd6f1169 2837 case QEMU_OPTION_nographic:
993fbfdb 2838 display_type = DT_NOGRAPHIC;
a20dd508 2839 break;
4d3b6f6e
AZ		 2840#ifdef CONFIG_CURSES
2841 case QEMU_OPTION_curses:
993fbfdb 2842 display_type = DT_CURSES;
4d3b6f6e
AZ		 2843 break;
2844#endif
a171fe39
AZ		 2845 case QEMU_OPTION_portrait:
2846 graphic_rotate = 1;
2847 break;
cd6f1169 2848 case QEMU_OPTION_kernel:
a20dd508
FB		 2849 kernel_filename = optarg;
2850 break;
cd6f1169 2851 case QEMU_OPTION_append:
a20dd508 2852 kernel_cmdline = optarg;
313aa567 2853 break;
cd6f1169 2854 case QEMU_OPTION_cdrom:
609497ab 2855 drive_add(optarg, CDROM_ALIAS);
36b486bb 2856 break;
cd6f1169 2857 case QEMU_OPTION_boot:
28c5af54 2858 {
ef3adf68 2859 static const char * const params[] = {
95387491 2860 "order", "once", "menu", NULL
ef3adf68
JK		 2861 };
2862 char buf[sizeof(boot_devices)];
e0f084bf 2863 char *standard_boot_devices;
ef3adf68
JK		 2864 int legacy = 0;
2865
2866 if (!strchr(optarg, '=')) {
2867 legacy = 1;
2868 pstrcpy(buf, sizeof(buf), optarg);
2869 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2870 fprintf(stderr,
2871 "qemu: unknown boot parameter '%s' in '%s'\n",
2872 buf, optarg);
2873 exit(1);
2874 }
2875
2876 if (legacy ||
2877 get_param_value(buf, sizeof(buf), "order", optarg)) {
2878 boot_devices_bitmap = parse_bootdevices(buf);
2879 pstrcpy(boot_devices, sizeof(boot_devices), buf);
28c5af54 2880 }
e0f084bf
JK		 2881 if (!legacy) {
2882 if (get_param_value(buf, sizeof(buf),
2883 "once", optarg)) {
2884 boot_devices_bitmap |= parse_bootdevices(buf);
2885 standard_boot_devices = qemu_strdup(boot_devices);
2886 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2887 qemu_register_reset(restore_boot_devices,
2888 standard_boot_devices);
2889 }
95387491
JK		 2890 if (get_param_value(buf, sizeof(buf),
2891 "menu", optarg)) {
2892 if (!strcmp(buf, "on")) {
2893 boot_menu = 1;
2894 } else if (!strcmp(buf, "off")) {
2895 boot_menu = 0;
2896 } else {
2897 fprintf(stderr,
2898 "qemu: invalid option value '%s'\n",
2899 buf);
2900 exit(1);
2901 }
2902 }
e0f084bf 2903 }
36b486bb
FB		 2904 }
2905 break;
cd6f1169 2906 case QEMU_OPTION_fda:
cd6f1169 2907 case QEMU_OPTION_fdb:
609497ab 2908 drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda);
c45886db 2909 break;
52ca8d6a
FB		 2910 case QEMU_OPTION_no_fd_bootchk:
2911 fd_bootchk = 0;
2912 break;
a1ea458f
MM		 2913 case QEMU_OPTION_netdev:
2914 if (net_client_parse(&qemu_netdev_opts, optarg) == -1) {
2915 exit(1);
2916 }
2917 break;
7c9d8e07 2918 case QEMU_OPTION_net:
7f161aae 2919 if (net_client_parse(&qemu_net_opts, optarg) == -1) {
c4b1fcc0
FB		 2920 exit(1);
2921 }
702c651c 2922 break;
c7f74643
FB		 2923#ifdef CONFIG_SLIRP
2924 case QEMU_OPTION_tftp:
ad196a9d 2925 legacy_tftp_prefix = optarg;
9bf05444 2926 break;
47d5d01a 2927 case QEMU_OPTION_bootp:
ad196a9d 2928 legacy_bootp_filename = optarg;
47d5d01a 2929 break;
c94c8d64 2930#ifndef _WIN32
9d728e8c 2931 case QEMU_OPTION_smb:
0752706d
MA		 2932 if (net_slirp_smb(optarg) < 0)
2933 exit(1);
9d728e8c 2934 break;
c94c8d64 2935#endif
9bf05444 2936 case QEMU_OPTION_redir:
0752706d
MA		 2937 if (net_slirp_redir(optarg) < 0)
2938 exit(1);
9bf05444 2939 break;
c7f74643 2940#endif
dc72ac14 2941 case QEMU_OPTION_bt:
bd3c948d 2942 add_device_config(DEV_BT, optarg);
dc72ac14 2943 break;
1d14ffa9 2944 case QEMU_OPTION_audio_help:
ad96090a
BS		 2945 if (!(audio_available())) {
2946 printf("Option %s not supported for this target\n", popt->name);
2947 exit(1);
2948 }
1d14ffa9
FB		 2949 AUD_help ();
2950 exit (0);
2951 break;
2952 case QEMU_OPTION_soundhw:
ad96090a
BS		 2953 if (!(audio_available())) {
2954 printf("Option %s not supported for this target\n", popt->name);
2955 exit(1);
2956 }
1d14ffa9
FB		 2957 select_soundhw (optarg);
2958 break;
cd6f1169 2959 case QEMU_OPTION_h:
15f82208 2960 help(0);
cd6f1169 2961 break;
9bd7e6d9
PB		 2962 case QEMU_OPTION_version:
2963 version();
2964 exit(0);
2965 break;
00f82b8a
AJ		 2966 case QEMU_OPTION_m: {
2967 uint64_t value;
2968 char *ptr;
2969
2970 value = strtoul(optarg, &ptr, 10);
2971 switch (*ptr) {
2972 case 0: case 'M': case 'm':
2973 value <<= 20;
2974 break;
2975 case 'G': case 'g':
2976 value <<= 30;
2977 break;
2978 default:
2979 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB		 2980 exit(1);
2981 }
00f82b8a
AJ		 2982
2983 /* On 32-bit hosts, QEMU is limited by virtual address space */
4a1418e0 2984 if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
00f82b8a
AJ		 2985 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2986 exit(1);
2987 }
c227f099 2988 if (value != (uint64_t)(ram_addr_t)value) {
00f82b8a
AJ		 2989 fprintf(stderr, "qemu: ram size too large\n");
2990 exit(1);
2991 }
2992 ram_size = value;
cd6f1169 2993 break;
00f82b8a 2994 }
c902760f
MT		 2995 case QEMU_OPTION_mempath:
2996 mem_path = optarg;
2997 break;
2998#ifdef MAP_POPULATE
2999 case QEMU_OPTION_mem_prealloc:
3000 mem_prealloc = 1;
3001 break;
3002#endif
cd6f1169 3003 case QEMU_OPTION_d:
de06f8d1 3004 set_cpu_log(optarg);
cd6f1169 3005 break;
cd6f1169 3006 case QEMU_OPTION_s:
59030a8c 3007 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
cd6f1169 3008 break;
59030a8c
AL		 3009 case QEMU_OPTION_gdb:
3010 gdbstub_dev = optarg;
cd6f1169 3011 break;
cd6f1169 3012 case QEMU_OPTION_L:
5cea8590 3013 data_dir = optarg;
cd6f1169 3014 break;
1192dad8
JM		 3015 case QEMU_OPTION_bios:
3016 bios_name = optarg;
3017 break;
1b530a6d
AJ		 3018 case QEMU_OPTION_singlestep:
3019 singlestep = 1;
3020 break;
cd6f1169 3021 case QEMU_OPTION_S:
3c07f8e8 3022 autostart = 0;
cd6f1169 3023 break;
3d11d0eb
FB		 3024 case QEMU_OPTION_k:
3025 keyboard_layout = optarg;
3026 break;
ee22c2f7
FB		 3027 case QEMU_OPTION_localtime:
3028 rtc_utc = 0;
3029 break;
3893c124 3030 case QEMU_OPTION_vga:
3031 select_vgahw (optarg);
1bfe856e 3032 break;
e9b137c2
FB		 3033 case QEMU_OPTION_g:
3034 {
3035 const char *p;
3036 int w, h, depth;
3037 p = optarg;
3038 w = strtol(p, (char **)&p, 10);
3039 if (w <= 0) {
3040 graphic_error:
3041 fprintf(stderr, "qemu: invalid resolution or depth\n");
3042 exit(1);
3043 }
3044 if (*p != 'x')
3045 goto graphic_error;
3046 p++;
3047 h = strtol(p, (char **)&p, 10);
3048 if (h <= 0)
3049 goto graphic_error;
3050 if (*p == 'x') {
3051 p++;
3052 depth = strtol(p, (char **)&p, 10);
5fafdf24 3053 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3054 depth != 24 && depth != 32)
3055 goto graphic_error;
3056 } else if (*p == '\0') {
3057 depth = graphic_depth;
3058 } else {
3059 goto graphic_error;
3060 }
3b46e624 3061
e9b137c2
FB		 3062 graphic_width = w;
3063 graphic_height = h;
3064 graphic_depth = depth;
3065 }
3066 break;
20d8a3ed
TS		 3067 case QEMU_OPTION_echr:
3068 {
3069 char *r;
3070 term_escape_char = strtol(optarg, &r, 0);
3071 if (r == optarg)
3072 printf("Bad argument to echr\n");
3073 break;
3074 }
82c643ff 3075 case QEMU_OPTION_monitor:
6ca5582d
GH		 3076 monitor_parse(optarg, "readline");
3077 default_monitor = 0;
3078 break;
3079 case QEMU_OPTION_qmp:
3080 monitor_parse(optarg, "control");
2d114dc1 3081 default_monitor = 0;
82c643ff 3082 break;
22a0e04b 3083 case QEMU_OPTION_mon:
8212c64f 3084 opts = qemu_opts_parse(&qemu_mon_opts, optarg, 1);
22a0e04b
GH		 3085 if (!opts) {
3086 fprintf(stderr, "parse error: %s\n", optarg);
3087 exit(1);
3088 }
2d114dc1 3089 default_monitor = 0;
22a0e04b 3090 break;
191bc01b 3091 case QEMU_OPTION_chardev:
8212c64f 3092 opts = qemu_opts_parse(&qemu_chardev_opts, optarg, 1);
191bc01b
GH		 3093 if (!opts) {
3094 fprintf(stderr, "parse error: %s\n", optarg);
3095 exit(1);
3096 }
191bc01b 3097 break;
82c643ff 3098 case QEMU_OPTION_serial:
998bbd74
GH		 3099 add_device_config(DEV_SERIAL, optarg);
3100 default_serial = 0;
18141ed6
JK		 3101 if (strncmp(optarg, "mon:", 4) == 0) {
3102 default_monitor = 0;
3103 }
82c643ff 3104 break;
9dd986cc 3105 case QEMU_OPTION_watchdog:
09aaa160
MA		 3106 if (watchdog) {
3107 fprintf(stderr,
3108 "qemu: only one watchdog option may be given\n");
3109 return 1;
3110 }
3111 watchdog = optarg;
9dd986cc
RJ		 3112 break;
3113 case QEMU_OPTION_watchdog_action:
3114 if (select_watchdog_action(optarg) == -1) {
3115 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3116 exit(1);
3117 }
3118 break;
51ecf136 3119 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3120 add_device_config(DEV_VIRTCON, optarg);
3121 default_virtcon = 0;
18141ed6
JK		 3122 if (strncmp(optarg, "mon:", 4) == 0) {
3123 default_monitor = 0;
3124 }
51ecf136 3125 break;
6508fe59 3126 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3127 add_device_config(DEV_PARALLEL, optarg);
3128 default_parallel = 0;
18141ed6
JK		 3129 if (strncmp(optarg, "mon:", 4) == 0) {
3130 default_monitor = 0;
3131 }
6508fe59 3132 break;
c9f398e5
PA		 3133 case QEMU_OPTION_debugcon:
3134 add_device_config(DEV_DEBUGCON, optarg);
3135 break;
d63d307f
FB		 3136 case QEMU_OPTION_loadvm:
3137 loadvm = optarg;
3138 break;
3139 case QEMU_OPTION_full_screen:
3140 full_screen = 1;
3141 break;
667accab 3142#ifdef CONFIG_SDL
43523e93
TS		 3143 case QEMU_OPTION_no_frame:
3144 no_frame = 1;
3145 break;
3780e197
TS		 3146 case QEMU_OPTION_alt_grab:
3147 alt_grab = 1;
3148 break;
0ca9f8a4
DK		 3149 case QEMU_OPTION_ctrl_grab:
3150 ctrl_grab = 1;
3151 break;
667accab
TS		 3152 case QEMU_OPTION_no_quit:
3153 no_quit = 1;
3154 break;
7d957bd8 3155 case QEMU_OPTION_sdl:
993fbfdb 3156 display_type = DT_SDL;
7d957bd8 3157 break;
667accab 3158#endif
f7cce898 3159 case QEMU_OPTION_pidfile:
93815bc2 3160 pid_file = optarg;
f7cce898 3161 break;
a09db21f
FB		 3162 case QEMU_OPTION_win2k_hack:
3163 win2k_install_hack = 1;
3164 break;
73822ec8
AL		 3165 case QEMU_OPTION_rtc_td_hack:
3166 rtc_td_hack = 1;
3167 break;
8a92ea2f 3168 case QEMU_OPTION_acpitable:
de06f8d1 3169 do_acpitable_option(optarg);
8a92ea2f 3170 break;
b6f6e3d3 3171 case QEMU_OPTION_smbios:
de06f8d1 3172 do_smbios_option(optarg);
b6f6e3d3 3173 break;
7ba1e619 3174 case QEMU_OPTION_enable_kvm:
ad96090a
BS		 3175 if (!(kvm_available())) {
3176 printf("Option %s not supported for this target\n", popt->name);
3177 exit(1);
3178 }
7ba1e619 3179 kvm_allowed = 1;
7ba1e619 3180 break;
bb36d470
FB		 3181 case QEMU_OPTION_usb:
3182 usb_enabled = 1;
3183 break;
a594cfbf
FB		 3184 case QEMU_OPTION_usbdevice:
3185 usb_enabled = 1;
bd3c948d
GH		 3186 add_device_config(DEV_USB, optarg);
3187 break;
3188 case QEMU_OPTION_device:
8212c64f 3189 if (!qemu_opts_parse(&qemu_device_opts, optarg, 1)) {
f31d07d1
GH		 3190 exit(1);
3191 }
a594cfbf 3192 break;
6a00d601 3193 case QEMU_OPTION_smp:
dc6b1c09 3194 smp_parse(optarg);
b2097003 3195 if (smp_cpus < 1) {
6a00d601
FB		 3196 fprintf(stderr, "Invalid number of CPUs\n");
3197 exit(1);
3198 }
6be68d7e
JS		 3199 if (max_cpus < smp_cpus) {
3200 fprintf(stderr, "maxcpus must be equal to or greater than "
3201 "smp\n");
3202 exit(1);
3203 }
3204 if (max_cpus > 255) {
3205 fprintf(stderr, "Unsupported number of maxcpus\n");
3206 exit(1);
3207 }
6a00d601 3208 break;
24236869 3209 case QEMU_OPTION_vnc:
993fbfdb 3210 display_type = DT_VNC;
73fc9742 3211 vnc_display = optarg;
24236869 3212 break;
6515b203
FB		 3213 case QEMU_OPTION_no_acpi:
3214 acpi_enabled = 0;
3215 break;
16b29ae1
AL		 3216 case QEMU_OPTION_no_hpet:
3217 no_hpet = 1;
3218 break;
7d4c3d53
MA		 3219 case QEMU_OPTION_balloon:
3220 if (balloon_parse(optarg) < 0) {
3221 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3222 exit(1);
3223 }
df97b920 3224 break;
d1beab82
FB		 3225 case QEMU_OPTION_no_reboot:
3226 no_reboot = 1;
3227 break;
b2f76161
AJ		 3228 case QEMU_OPTION_no_shutdown:
3229 no_shutdown = 1;
3230 break;
9467cd46
AZ		 3231 case QEMU_OPTION_show_cursor:
3232 cursor_hide = 0;
3233 break;
8fcb1b90
BS		 3234 case QEMU_OPTION_uuid:
3235 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3236 fprintf(stderr, "Fail to parse UUID string."
3237 " Wrong format.\n");
3238 exit(1);
3239 }
3240 break;
5824d651 3241#ifndef _WIN32
71e3ceb8
TS		 3242 case QEMU_OPTION_daemonize:
3243 daemonize = 1;
3244 break;
5824d651 3245#endif
9ae02555
TS		 3246 case QEMU_OPTION_option_rom:
3247 if (nb_option_roms >= MAX_OPTION_ROMS) {
3248 fprintf(stderr, "Too many option ROMs\n");
3249 exit(1);
3250 }
3251 option_rom[nb_option_roms] = optarg;
3252 nb_option_roms++;
3253 break;
8e71621f
PB		 3254 case QEMU_OPTION_semihosting:
3255 semihosting_enabled = 1;
3256 break;
c35734b2 3257 case QEMU_OPTION_name:
1889465a
AK		 3258 qemu_name = qemu_strdup(optarg);
3259 {
3260 char *p = strchr(qemu_name, ',');
3261 if (p != NULL) {
3262 *p++ = 0;
3263 if (strncmp(p, "process=", 8)) {
3264 fprintf(stderr, "Unknown subargument %s to -name", p);
3265 exit(1);
3266 }
3267 p += 8;
3268 set_proc_name(p);
3269 }
3270 }
c35734b2 3271 break;
66508601
BS		 3272 case QEMU_OPTION_prom_env:
3273 if (nb_prom_envs >= MAX_PROM_ENVS) {
3274 fprintf(stderr, "Too many prom variables\n");
3275 exit(1);
3276 }
3277 prom_envs[nb_prom_envs] = optarg;
3278 nb_prom_envs++;
3279 break;
2b8f2d41
AZ		 3280 case QEMU_OPTION_old_param:
3281 old_param = 1;
05ebd537 3282 break;
f3dcfada
TS		 3283 case QEMU_OPTION_clock:
3284 configure_alarms(optarg);
3285 break;
7e0af5d0 3286 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3287 configure_rtc_date_offset(optarg, 1);
3288 break;
3289 case QEMU_OPTION_rtc:
8212c64f 3290 opts = qemu_opts_parse(&qemu_rtc_opts, optarg, 0);
1ed2fc1f
JK		 3291 if (!opts) {
3292 fprintf(stderr, "parse error: %s\n", optarg);
3293 exit(1);
7e0af5d0 3294 }
1ed2fc1f 3295 configure_rtc(opts);
7e0af5d0 3296 break;
26a5f13b
FB		 3297 case QEMU_OPTION_tb_size:
3298 tb_size = strtol(optarg, NULL, 0);
3299 if (tb_size < 0)
3300 tb_size = 0;
3301 break;
2e70f6ef 3302 case QEMU_OPTION_icount:
4e3de9e9 3303 icount_option = optarg;
2e70f6ef 3304 break;
5bb7910a
AL		 3305 case QEMU_OPTION_incoming:
3306 incoming = optarg;
3307 break;
d8c208dd
GH		 3308 case QEMU_OPTION_nodefaults:
3309 default_serial = 0;
3310 default_parallel = 0;
aee1b935 3311 default_virtcon = 0;
d8c208dd
GH		 3312 default_monitor = 0;
3313 default_vga = 0;
cb4522cc 3314 default_net = 0;
ac33f8fa
GH		 3315 default_floppy = 0;
3316 default_cdrom = 0;
3317 default_sdcard = 0;
d8c208dd 3318 break;
5824d651 3319#ifndef _WIN32
0858532e
AL		 3320 case QEMU_OPTION_chroot:
3321 chroot_dir = optarg;
3322 break;
3323 case QEMU_OPTION_runas:
3324 run_as = optarg;
3325 break;
e37630ca 3326#endif
e37630ca 3327 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3328 if (!(xen_available())) {
3329 printf("Option %s not supported for this target\n", popt->name);
3330 exit(1);
3331 }
e37630ca
AL		 3332 xen_domid = atoi(optarg);
3333 break;
3334 case QEMU_OPTION_xen_create:
ad96090a
BS		 3335 if (!(xen_available())) {
3336 printf("Option %s not supported for this target\n", popt->name);
3337 exit(1);
3338 }
e37630ca
AL		 3339 xen_mode = XEN_CREATE;
3340 break;
3341 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3342 if (!(xen_available())) {
3343 printf("Option %s not supported for this target\n", popt->name);
3344 exit(1);
3345 }
e37630ca
AL		 3346 xen_mode = XEN_ATTACH;
3347 break;
715a664a
GH		 3348 case QEMU_OPTION_readconfig:
3349 {
3350 FILE *fp;
3351 fp = fopen(optarg, "r");
3352 if (fp == NULL) {
3353 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3354 exit(1);
3355 }
cf5a65aa 3356 if (qemu_config_parse(fp, optarg) != 0) {
715a664a
GH		 3357 exit(1);
3358 }
3359 fclose(fp);
3360 break;
3361 }
3362 case QEMU_OPTION_writeconfig:
3363 {
3364 FILE *fp;
3365 if (strcmp(optarg, "-") == 0) {
3366 fp = stdout;
3367 } else {
3368 fp = fopen(optarg, "w");
3369 if (fp == NULL) {
3370 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3371 exit(1);
3372 }
3373 }
3374 qemu_config_write(fp);
3375 fclose(fp);
3376 break;
3377 }
cd6f1169 3378 }
0824d6fc
FB		 3379 }
3380 }
0f0bc3f1 3381 loc_set_none();
330d0414 3382
5cea8590
PB		 3383 /* If no data_dir is specified then try to find it relative to the
3384 executable path. */
3385 if (!data_dir) {
3386 data_dir = find_datadir(argv[0]);
3387 }
3388 /* If all else fails use the install patch specified when building. */
3389 if (!data_dir) {
3390 data_dir = CONFIG_QEMU_SHAREDIR;
3391 }
3392
6be68d7e
JS		 3393 /*
3394 * Default to max_cpus = smp_cpus, in case the user doesn't
3395 * specify a max_cpus value.
3396 */
3397 if (!max_cpus)
3398 max_cpus = smp_cpus;
3399
3d878caa 3400 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL		 3401 if (smp_cpus > machine->max_cpus) {
3402 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3403 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3404 machine->max_cpus);
3405 exit(1);
3406 }
3407
998bbd74 3408 qemu_opts_foreach(&qemu_device_opts, default_driver_check, NULL, 0);
d8bcbabf 3409 qemu_opts_foreach(&qemu_global_opts, default_driver_check, NULL, 0);
998bbd74 3410
986c5f78
GH		 3411 if (machine->no_serial) {
3412 default_serial = 0;
3413 }
3414 if (machine->no_parallel) {
3415 default_parallel = 0;
3416 }
3417 if (!machine->use_virtcon) {
3418 default_virtcon = 0;
3419 }
3420 if (machine->no_vga) {
3421 default_vga = 0;
3422 }
ac33f8fa
GH		 3423 if (machine->no_floppy) {
3424 default_floppy = 0;
3425 }
3426 if (machine->no_cdrom) {
3427 default_cdrom = 0;
3428 }
3429 if (machine->no_sdcard) {
3430 default_sdcard = 0;
3431 }
986c5f78 3432
993fbfdb 3433 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 3434 if (default_parallel)
3435 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 3436 if (default_serial && default_monitor) {
3437 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 3438 } else if (default_virtcon && default_monitor) {
3439 add_device_config(DEV_VIRTCON, "mon:stdio");
e1c09175
GH		 3440 } else {
3441 if (default_serial)
3442 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 3443 if (default_virtcon)
3444 add_device_config(DEV_VIRTCON, "stdio");
e1c09175 3445 if (default_monitor)
6ca5582d 3446 monitor_parse("stdio", "readline");
e1c09175 3447 }
998bbd74
GH		 3448 } else {
3449 if (default_serial)
3450 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 3451 if (default_parallel)
3452 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3453 if (default_monitor)
6ca5582d 3454 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 3455 if (default_virtcon)
3456 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
bc0129d9 3457 }
64465297
GH		 3458 if (default_vga)
3459 vga_interface_type = VGA_CIRRUS;
bc0129d9 3460
1a688d3b
GH		 3461 if (qemu_opts_foreach(&qemu_chardev_opts, chardev_init_func, NULL, 1) != 0)
3462 exit(1);
3463
71e3ceb8 3464#ifndef _WIN32
71e3ceb8
TS		 3465 if (daemonize) {
3466 pid_t pid;
3467
3468 if (pipe(fds) == -1)
3469 exit(1);
3470
3471 pid = fork();
3472 if (pid > 0) {
3473 uint8_t status;
3474 ssize_t len;
3475
3476 close(fds[1]);
3477
3478 again:
93815bc2
TS		 3479 len = read(fds[0], &status, 1);
3480 if (len == -1 && (errno == EINTR))
3481 goto again;
3482
3483 if (len != 1)
3484 exit(1);
3485 else if (status == 1) {
850810d0 3486 fprintf(stderr, "Could not acquire pidfile: %s\n", strerror(errno));
93815bc2
TS		 3487 exit(1);
3488 } else
3489 exit(0);
71e3ceb8 3490 } else if (pid < 0)
93815bc2 3491 exit(1);
71e3ceb8 3492
40ff6d7e
KW		 3493 close(fds[0]);
3494 qemu_set_cloexec(fds[1]);
3495
71e3ceb8
TS		 3496 setsid();
3497
3498 pid = fork();
3499 if (pid > 0)
3500 exit(0);
3501 else if (pid < 0)
3502 exit(1);
3503
3504 umask(027);
71e3ceb8
TS		 3505
3506 signal(SIGTSTP, SIG_IGN);
3507 signal(SIGTTOU, SIG_IGN);
3508 signal(SIGTTIN, SIG_IGN);
3509 }
099fe236 3510#endif
71e3ceb8 3511
aa26bb2d 3512 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
099fe236 3513#ifndef _WIN32
93815bc2
TS		 3514 if (daemonize) {
3515 uint8_t status = 1;
dc330e28
KS		 3516 if (write(fds[1], &status, 1) != 1) {
3517 perror("daemonize. Writing to pipe\n");
3518 }
93815bc2 3519 } else
099fe236 3520#endif
850810d0 3521 fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
93815bc2
TS		 3522 exit(1);
3523 }
3524
214910a7
MT		 3525 if (kvm_enabled()) {
3526 int ret;
3527
3528 ret = kvm_init(smp_cpus);
3529 if (ret < 0) {
3530 fprintf(stderr, "failed to initialize KVM\n");
3531 exit(1);
3532 }
3533 }
3534
3fcf7b6b
AL		 3535 if (qemu_init_main_loop()) {
3536 fprintf(stderr, "qemu_init_main_loop failed\n");
3537 exit(1);
3538 }
a20dd508 3539 linux_boot = (kernel_filename != NULL);
6c41b272 3540
f8d39c01
TS		 3541 if (!linux_boot && *kernel_cmdline != '\0') {
3542 fprintf(stderr, "-append only allowed with -kernel option\n");
3543 exit(1);
3544 }
3545
3546 if (!linux_boot && initrd_filename != NULL) {
3547 fprintf(stderr, "-initrd only allowed with -kernel option\n");
3548 exit(1);
3549 }
3550
bf65f53f
FN		 3551#ifndef _WIN32
3552 /* Win32 doesn't support line-buffering and requires size >= 2 */
b118d61e 3553 setvbuf(stdout, NULL, _IOLBF, 0);
bf65f53f 3554#endif
3b46e624 3555
7183b4b4
AL		 3556 if (init_timer_alarm() < 0) {
3557 fprintf(stderr, "could not initialize alarm timer\n");
3558 exit(1);
3559 }
4e3de9e9 3560 configure_icount(icount_option);
634fce96 3561
fd1dff4b 3562 socket_init();
fd1dff4b 3563
dc1c9fe8
MM		 3564 if (net_init_clients() < 0) {
3565 exit(1);
702c651c 3566 }
f1510b2c 3567
406c8df3
GC		 3568 net_boot = (boot_devices_bitmap >> ('n' - 'a')) & 0xF;
3569 net_set_boot_mask(net_boot);
3570
dc72ac14 3571 /* init the bluetooth world */
bd3c948d
GH		 3572 if (foreach_device_config(DEV_BT, bt_parse))
3573 exit(1);
dc72ac14 3574
0824d6fc 3575 /* init the memory */
94a6b54f
PB		 3576 if (ram_size == 0)
3577 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
9ae02555 3578
26a5f13b
FB		 3579 /* init the dynamic translator */
3580 cpu_exec_init_all(tb_size * 1024 * 1024);
3581
eb852011 3582 bdrv_init_with_whitelist();
c4b1fcc0 3583
c163b5ca
LS		 3584 blk_mig_init();
3585
ac33f8fa 3586 if (default_cdrom) {
aa40fc9c
GH		 3587 /* we always create the cdrom drive, even if no disk is there */
3588 drive_add(NULL, CDROM_ALIAS);
ac33f8fa 3589 }
c4b1fcc0 3590
ac33f8fa 3591 if (default_floppy) {
aa40fc9c
GH		 3592 /* we always create at least one floppy */
3593 drive_add(NULL, FD_ALIAS, 0);
ac33f8fa 3594 }
86f55663 3595
ac33f8fa 3596 if (default_sdcard) {
aa40fc9c
GH		 3597 /* we always create one sd slot, even if no card is in it */
3598 drive_add(NULL, SD_ALIAS);
3599 }
9d413d1d 3600
e4bcb14c 3601 /* open the virtual block devices */
9dfd7c7a 3602 if (snapshot)
7282a033
GH		 3603 qemu_opts_foreach(&qemu_drive_opts, drive_enable_snapshot, NULL, 0);
3604 if (qemu_opts_foreach(&qemu_drive_opts, drive_init_func, machine, 1) != 0)
9dfd7c7a 3605 exit(1);
3e3d5815 3606
c163b5ca
LS		 3607 register_savevm_live("ram", 0, 3, NULL, ram_save_live, NULL,
3608 ram_load, NULL);
8a7ddc38 3609
268a362c
AL		 3610 if (nb_numa_nodes > 0) {
3611 int i;
3612
3613 if (nb_numa_nodes > smp_cpus) {
3614 nb_numa_nodes = smp_cpus;
3615 }
3616
3617 /* If no memory size if given for any node, assume the default case
3618 * and distribute the available memory equally across all nodes
3619 */
3620 for (i = 0; i < nb_numa_nodes; i++) {
3621 if (node_mem[i] != 0)
3622 break;
3623 }
3624 if (i == nb_numa_nodes) {
3625 uint64_t usedmem = 0;
3626
3627 /* On Linux, the each node's border has to be 8MB aligned,
3628 * the final node gets the rest.
3629 */
3630 for (i = 0; i < nb_numa_nodes - 1; i++) {
3631 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3632 usedmem += node_mem[i];
3633 }
3634 node_mem[i] = ram_size - usedmem;
3635 }
3636
3637 for (i = 0; i < nb_numa_nodes; i++) {
3638 if (node_cpumask[i] != 0)
3639 break;
3640 }
3641 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3642 * must cope with this anyway, because there are BIOSes out there in
3643 * real machines which also use this scheme.
3644 */
3645 if (i == nb_numa_nodes) {
3646 for (i = 0; i < smp_cpus; i++) {
3647 node_cpumask[i % nb_numa_nodes] |= 1 << i;
3648 }
3649 }
3650 }
3651
998bbd74
GH		 3652 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3653 exit(1);
6a5e8b0e
GH		 3654 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3655 exit(1);
aee1b935
GH		 3656 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3657 exit(1);
c9f398e5
PA		 3658 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3659 exit(1);
2796dae0 3660
aae9460e
PB		 3661 module_call_init(MODULE_INIT_DEVICE);
3662
ff952ba2
MA		 3663 if (qemu_opts_foreach(&qemu_device_opts, device_help_func, NULL, 0) != 0)
3664 exit(0);
3665
09aaa160
MA		 3666 if (watchdog) {
3667 i = select_watchdog(watchdog);
3668 if (i > 0)
3669 exit (i == 1 ? 1 : 0);
3670 }
3671
b6b61144 3672 if (machine->compat_props) {
458fb679 3673 qdev_prop_register_global_list(machine->compat_props);
b6b61144 3674 }
d0fef6fb
GH		 3675 qemu_add_globals();
3676
fbe1b595 3677 machine->init(ram_size, boot_devices,
3023f332
AL		 3678 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3679
ea375f9a 3680 cpu_synchronize_all_post_init();
268a362c 3681
67b3b71d
JQ		 3682#ifndef _WIN32
3683 /* must be after terminal init, SDL library changes signal handlers */
3684 sighandler_setup();
3685#endif
3686
87d0a28e 3687 set_numa_modes();
268a362c 3688
6f338c34
AL		 3689 current_machine = machine;
3690
3023f332
AL		 3691 /* init USB devices */
3692 if (usb_enabled) {
0752706d
MA		 3693 if (foreach_device_config(DEV_USB, usb_parse) < 0)
3694 exit(1);
3023f332
AL		 3695 }
3696
bd3c948d 3697 /* init generic devices */
f31d07d1 3698 if (qemu_opts_foreach(&qemu_device_opts, device_init_func, NULL, 1) != 0)
bd3c948d
GH		 3699 exit(1);
3700
668680f7
MA		 3701 net_check_clients();
3702
3023f332 3703 /* just use the first displaystate for the moment */
b473df6e 3704 ds = get_displaystate();
993fbfdb
AL		 3705
3706 if (display_type == DT_DEFAULT) {
3707#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3708 display_type = DT_SDL;
3709#else
3710 display_type = DT_VNC;
3711 vnc_display = "localhost:0,to=99";
3712 show_vnc_port = 1;
3713#endif
3714 }
3715
3716
3717 switch (display_type) {
3718 case DT_NOGRAPHIC:
3719 break;
4d3b6f6e 3720#if defined(CONFIG_CURSES)
993fbfdb
AL		 3721 case DT_CURSES:
3722 curses_display_init(ds, full_screen);
3723 break;
4d3b6f6e 3724#endif
5b0753e0 3725#if defined(CONFIG_SDL)
993fbfdb
AL		 3726 case DT_SDL:
3727 sdl_display_init(ds, full_screen, no_frame);
3728 break;
5b0753e0 3729#elif defined(CONFIG_COCOA)
993fbfdb
AL		 3730 case DT_SDL:
3731 cocoa_display_init(ds, full_screen);
3732 break;
313aa567 3733#endif
993fbfdb
AL		 3734 case DT_VNC:
3735 vnc_display_init(ds);
3736 if (vnc_display_open(ds, vnc_display) < 0)
3737 exit(1);
f92f8afe 3738
993fbfdb
AL		 3739 if (show_vnc_port) {
3740 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 3741 }
993fbfdb
AL		 3742 break;
3743 default:
3744 break;
313aa567 3745 }
7d957bd8 3746 dpy_resize(ds);
5b08fc10 3747
3023f332
AL		 3748 dcl = ds->listeners;
3749 while (dcl != NULL) {
3750 if (dcl->dpy_refresh != NULL) {
3751 ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds);
3752 qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock));
20d8a3ed 3753 }
3023f332 3754 dcl = dcl->next;
20d8a3ed 3755 }
3023f332 3756
993fbfdb 3757 if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) {
9043b62d
BS		 3758 nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
3759 qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock));
3760 }
3761
b473df6e 3762 text_consoles_set_display(ds);
2796dae0 3763
88589343
GH		 3764 if (qemu_opts_foreach(&qemu_mon_opts, mon_init_func, NULL, 1) != 0)
3765 exit(1);
82c643ff 3766
59030a8c
AL		 3767 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3768 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3769 gdbstub_dev);
3770 exit(1);
45669e00 3771 }
45669e00 3772
3418bd25
GH		 3773 qdev_machine_creation_done();
3774
15ff7705
GH		 3775 if (rom_load_all() != 0) {
3776 fprintf(stderr, "rom loading failed\n");
3777 exit(1);
3778 }
45a50b16 3779
504c2948 3780 qemu_system_reset();
05f2401e 3781 if (loadvm) {
03cd4655 3782 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 3783 autostart = 0;
3784 }
3785 }
d63d307f 3786
2bb8c10c 3787 if (incoming) {
5bb7910a 3788 qemu_start_incoming_migration(incoming);
6b99dadc 3789 } else if (autostart) {
c0f4ce77 3790 vm_start();
6b99dadc 3791 }
ffd843bc 3792
b9e82a59 3793#ifndef _WIN32
71e3ceb8
TS		 3794 if (daemonize) {
3795 uint8_t status = 0;
3796 ssize_t len;
71e3ceb8
TS		 3797
3798 again1:
3799 len = write(fds[1], &status, 1);
3800 if (len == -1 && (errno == EINTR))
3801 goto again1;
3802
3803 if (len != 1)
3804 exit(1);
3805
dc330e28
KS		 3806 if (chdir("/")) {
3807 perror("not able to chdir to /");
3808 exit(1);
3809 }
40ff6d7e 3810 TFR(fd = qemu_open("/dev/null", O_RDWR));
71e3ceb8
TS		 3811 if (fd == -1)
3812 exit(1);
0858532e 3813 }
71e3ceb8 3814
0858532e
AL		 3815 if (run_as) {
3816 pwd = getpwnam(run_as);
3817 if (!pwd) {
3818 fprintf(stderr, "User \"%s\" doesn't exist\n", run_as);
3819 exit(1);
3820 }
3821 }
3822
3823 if (chroot_dir) {
3824 if (chroot(chroot_dir) < 0) {
3825 fprintf(stderr, "chroot failed\n");
3826 exit(1);
3827 }
dc330e28
KS		 3828 if (chdir("/")) {
3829 perror("not able to chdir to /");
3830 exit(1);
3831 }
0858532e
AL		 3832 }
3833
3834 if (run_as) {
3835 if (setgid(pwd->pw_gid) < 0) {
3836 fprintf(stderr, "Failed to setgid(%d)\n", pwd->pw_gid);
3837 exit(1);
3838 }
3839 if (setuid(pwd->pw_uid) < 0) {
3840 fprintf(stderr, "Failed to setuid(%d)\n", pwd->pw_uid);
3841 exit(1);
3842 }
3843 if (setuid(0) != -1) {
3844 fprintf(stderr, "Dropping privileges failed\n");
3845 exit(1);
3846 }
3847 }
0858532e
AL		 3848
3849 if (daemonize) {
3850 dup2(fd, 0);
3851 dup2(fd, 1);
3852 dup2(fd, 2);
71e3ceb8 3853
0858532e 3854 close(fd);
71e3ceb8 3855 }
b9e82a59 3856#endif
71e3ceb8 3857
8a7ddc38 3858 main_loop();
40c3bac3 3859 quit_timers();
63a01ef8 3860 net_cleanup();
b46a8906 3861
0824d6fc
FB		 3862 return 0;
3863}
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