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audio/sdlaudio: remove unused variable
[mirror_qemu.git] / vl.c
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0824d6fc 1/*
80cabfad 2 * QEMU System Emulator
5fafdf24 3 *
68d0f70e 4 * Copyright (c) 2003-2008 Fabrice Bellard
5fafdf24 5 *
1df912cf
FB		 6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
0824d6fc 23 */
0824d6fc 24#include <unistd.h>
0824d6fc
FB		 25#include <fcntl.h>
26#include <signal.h>
27#include <time.h>
0824d6fc 28#include <errno.h>
67b915a5 29#include <sys/time.h>
c88676f8 30#include <zlib.h>
67b915a5 31
71e72a19 32/* Needed early for CONFIG_BSD etc. */
d40cdb10
BS		 33#include "config-host.h"
34
67b915a5 35#ifndef _WIN32
5cea8590 36#include <libgen.h>
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
998bbd74 247static int default_serial = 1;
6a5e8b0e 248static int default_parallel = 1;
986c5f78 249static int default_virtcon = 1;
abdeed06 250static int default_monitor = 1;
64465297 251static int default_vga = 1;
ac33f8fa
GH		 252static int default_floppy = 1;
253static int default_cdrom = 1;
254static int default_sdcard = 1;
998bbd74
GH		 255
256static struct {
257 const char *driver;
258 int *flag;
259} default_list[] = {
6a5e8b0e
GH		 260 { .driver = "isa-serial", .flag = &default_serial },
261 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf
GH		 262 { .driver = "isa-fdc", .flag = &default_floppy },
263 { .driver = "ide-drive", .flag = &default_cdrom },
392ecf54
AS		 264 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
265 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
266 { .driver = "virtio-serial", .flag = &default_virtcon },
64465297 267 { .driver = "VGA", .flag = &default_vga },
69fd02ee
GH		 268 { .driver = "cirrus-vga", .flag = &default_vga },
269 { .driver = "vmware-svga", .flag = &default_vga },
998bbd74
GH		 270};
271
272static int default_driver_check(QemuOpts *opts, void *opaque)
273{
274 const char *driver = qemu_opt_get(opts, "driver");
275 int i;
276
277 if (!driver)
278 return 0;
279 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
280 if (strcmp(default_list[i].driver, driver) != 0)
281 continue;
282 *(default_list[i].flag) = 0;
283 }
284 return 0;
285}
286
0824d6fc 287/***********************************************************/
0824d6fc 288
1889465a
AK		 289static void set_proc_name(const char *s)
290{
6ca8d0fd 291#if defined(__linux__) && defined(PR_SET_NAME)
1889465a
AK		 292 char name[16];
293 if (!s)
294 return;
295 name[sizeof(name) - 1] = 0;
296 strncpy(name, s, sizeof(name));
297 /* Could rewrite argv[0] too, but that's a bit more complicated.
298 This simple way is enough for `top'. */
299 prctl(PR_SET_NAME, name);
300#endif
301}
df751fa8 302
8f0056b7
PB		 303/***********************************************************/
304/* real time host monotonic timer */
09b26c5e 305
1dce7c3c
FB		 306/* compute with 96 bit intermediate result: (a*b)/c */
307uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
0824d6fc 308{
1dce7c3c
FB		 309 union {
310 uint64_t ll;
311 struct {
e2542fe2 312#ifdef HOST_WORDS_BIGENDIAN
1dce7c3c
FB		 313 uint32_t high, low;
314#else
315 uint32_t low, high;
3b46e624 316#endif
1dce7c3c
FB		 317 } l;
318 } u, res;
319 uint64_t rl, rh;
0824d6fc 320
1dce7c3c
FB		 321 u.ll = a;
322 rl = (uint64_t)u.l.low * (uint64_t)b;
323 rh = (uint64_t)u.l.high * (uint64_t)b;
324 rh += (rl >> 32);
325 res.l.high = rh / c;
326 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
327 return res.ll;
34865134
FB		 328}
329
f6503059
AZ		 330/***********************************************************/
331/* host time/date access */
332void qemu_get_timedate(struct tm *tm, int offset)
333{
334 time_t ti;
335 struct tm *ret;
336
337 time(&ti);
338 ti += offset;
339 if (rtc_date_offset == -1) {
340 if (rtc_utc)
341 ret = gmtime(&ti);
342 else
343 ret = localtime(&ti);
344 } else {
345 ti -= rtc_date_offset;
346 ret = gmtime(&ti);
347 }
348
349 memcpy(tm, ret, sizeof(struct tm));
350}
351
352int qemu_timedate_diff(struct tm *tm)
353{
354 time_t seconds;
355
356 if (rtc_date_offset == -1)
357 if (rtc_utc)
358 seconds = mktimegm(tm);
359 else
360 seconds = mktime(tm);
361 else
362 seconds = mktimegm(tm) + rtc_date_offset;
363
364 return seconds - time(NULL);
365}
366
80cd3478
LC		 367void rtc_change_mon_event(struct tm *tm)
368{
369 QObject *data;
370
371 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
372 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
373 qobject_decref(data);
374}
375
1ed2fc1f
JK		 376static void configure_rtc_date_offset(const char *startdate, int legacy)
377{
378 time_t rtc_start_date;
379 struct tm tm;
380
381 if (!strcmp(startdate, "now") && legacy) {
382 rtc_date_offset = -1;
383 } else {
384 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
385 &tm.tm_year,
386 &tm.tm_mon,
387 &tm.tm_mday,
388 &tm.tm_hour,
389 &tm.tm_min,
390 &tm.tm_sec) == 6) {
391 /* OK */
392 } else if (sscanf(startdate, "%d-%d-%d",
393 &tm.tm_year,
394 &tm.tm_mon,
395 &tm.tm_mday) == 3) {
396 tm.tm_hour = 0;
397 tm.tm_min = 0;
398 tm.tm_sec = 0;
399 } else {
400 goto date_fail;
401 }
402 tm.tm_year -= 1900;
403 tm.tm_mon--;
404 rtc_start_date = mktimegm(&tm);
405 if (rtc_start_date == -1) {
406 date_fail:
407 fprintf(stderr, "Invalid date format. Valid formats are:\n"
408 "'2006-06-17T16:01:21' or '2006-06-17'\n");
409 exit(1);
410 }
411 rtc_date_offset = time(NULL) - rtc_start_date;
412 }
413}
414
415static void configure_rtc(QemuOpts *opts)
416{
417 const char *value;
418
419 value = qemu_opt_get(opts, "base");
420 if (value) {
421 if (!strcmp(value, "utc")) {
422 rtc_utc = 1;
423 } else if (!strcmp(value, "localtime")) {
424 rtc_utc = 0;
425 } else {
426 configure_rtc_date_offset(value, 0);
427 }
428 }
6875204c
JK		 429 value = qemu_opt_get(opts, "clock");
430 if (value) {
431 if (!strcmp(value, "host")) {
432 rtc_clock = host_clock;
433 } else if (!strcmp(value, "vm")) {
434 rtc_clock = vm_clock;
435 } else {
436 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
437 exit(1);
438 }
439 }
1ed2fc1f
JK		 440 value = qemu_opt_get(opts, "driftfix");
441 if (value) {
7e4c0336 442 if (!strcmp(value, "slew")) {
1ed2fc1f 443 rtc_td_hack = 1;
7e4c0336 444 } else if (!strcmp(value, "none")) {
1ed2fc1f
JK		 445 rtc_td_hack = 0;
446 } else {
447 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
448 exit(1);
449 }
450 }
1ed2fc1f
JK		 451}
452
1ae26a18
AZ		 453/***********************************************************/
454/* Bluetooth support */
455static int nb_hcis;
456static int cur_hci;
457static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 458
1ae26a18
AZ		 459static struct bt_vlan_s {
460 struct bt_scatternet_s net;
461 int id;
462 struct bt_vlan_s *next;
463} *first_bt_vlan;
464
465/* find or alloc a new bluetooth "VLAN" */
674bb261 466static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
1ae26a18
AZ		 467{
468 struct bt_vlan_s **pvlan, *vlan;
469 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
470 if (vlan->id == id)
471 return &vlan->net;
472 }
473 vlan = qemu_mallocz(sizeof(struct bt_vlan_s));
474 vlan->id = id;
475 pvlan = &first_bt_vlan;
476 while (*pvlan != NULL)
477 pvlan = &(*pvlan)->next;
478 *pvlan = vlan;
479 return &vlan->net;
480}
481
482static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
483{
484}
485
486static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
487{
488 return -ENOTSUP;
489}
490
491static struct HCIInfo null_hci = {
492 .cmd_send = null_hci_send,
493 .sco_send = null_hci_send,
494 .acl_send = null_hci_send,
495 .bdaddr_set = null_hci_addr_set,
496};
497
498struct HCIInfo *qemu_next_hci(void)
499{
500 if (cur_hci == nb_hcis)
501 return &null_hci;
502
503 return hci_table[cur_hci++];
504}
505
dc72ac14
AZ		 506static struct HCIInfo *hci_init(const char *str)
507{
508 char *endp;
509 struct bt_scatternet_s *vlan = 0;
510
511 if (!strcmp(str, "null"))
512 /* null */
513 return &null_hci;
514 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
515 /* host[:hciN] */
516 return bt_host_hci(str[4] ? str + 5 : "hci0");
517 else if (!strncmp(str, "hci", 3)) {
518 /* hci[,vlan=n] */
519 if (str[3]) {
520 if (!strncmp(str + 3, ",vlan=", 6)) {
521 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
522 if (*endp)
523 vlan = 0;
524 }
525 } else
526 vlan = qemu_find_bt_vlan(0);
527 if (vlan)
528 return bt_new_hci(vlan);
529 }
530
531 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
532
533 return 0;
534}
535
536static int bt_hci_parse(const char *str)
537{
538 struct HCIInfo *hci;
c227f099 539 bdaddr_t bdaddr;
dc72ac14
AZ		 540
541 if (nb_hcis >= MAX_NICS) {
542 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
543 return -1;
544 }
545
546 hci = hci_init(str);
547 if (!hci)
548 return -1;
549
550 bdaddr.b[0] = 0x52;
551 bdaddr.b[1] = 0x54;
552 bdaddr.b[2] = 0x00;
553 bdaddr.b[3] = 0x12;
554 bdaddr.b[4] = 0x34;
555 bdaddr.b[5] = 0x56 + nb_hcis;
556 hci->bdaddr_set(hci, bdaddr.b);
557
558 hci_table[nb_hcis++] = hci;
559
560 return 0;
561}
562
563static void bt_vhci_add(int vlan_id)
564{
565 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
566
567 if (!vlan->slave)
568 fprintf(stderr, "qemu: warning: adding a VHCI to "
569 "an empty scatternet %i\n", vlan_id);
570
571 bt_vhci_init(bt_new_hci(vlan));
572}
573
574static struct bt_device_s *bt_device_add(const char *opt)
575{
576 struct bt_scatternet_s *vlan;
577 int vlan_id = 0;
578 char *endp = strstr(opt, ",vlan=");
579 int len = (endp ? endp - opt : strlen(opt)) + 1;
580 char devname[10];
581
582 pstrcpy(devname, MIN(sizeof(devname), len), opt);
583
584 if (endp) {
585 vlan_id = strtol(endp + 6, &endp, 0);
586 if (*endp) {
587 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
588 return 0;
589 }
590 }
591
592 vlan = qemu_find_bt_vlan(vlan_id);
593
594 if (!vlan->slave)
595 fprintf(stderr, "qemu: warning: adding a slave device to "
596 "an empty scatternet %i\n", vlan_id);
597
598 if (!strcmp(devname, "keyboard"))
599 return bt_keyboard_init(vlan);
600
601 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
602 return 0;
603}
604
605static int bt_parse(const char *opt)
606{
607 const char *endp, *p;
608 int vlan;
609
610 if (strstart(opt, "hci", &endp)) {
611 if (!*endp || *endp == ',') {
612 if (*endp)
613 if (!strstart(endp, ",vlan=", 0))
614 opt = endp + 1;
615
616 return bt_hci_parse(opt);
617 }
618 } else if (strstart(opt, "vhci", &endp)) {
619 if (!*endp || *endp == ',') {
620 if (*endp) {
621 if (strstart(endp, ",vlan=", &p)) {
622 vlan = strtol(p, (char **) &endp, 0);
623 if (*endp) {
624 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
625 return 1;
626 }
627 } else {
628 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
629 return 1;
630 }
631 } else
632 vlan = 0;
633
634 bt_vhci_add(vlan);
635 return 0;
636 }
637 } else if (strstart(opt, "device:", &endp))
638 return !bt_device_add(endp);
639
640 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
641 return 1;
642}
643
1ae26a18
AZ		 644/***********************************************************/
645/* QEMU Block devices */
646
609497ab 647#define HD_ALIAS "index=%d,media=disk"
e4bcb14c 648#define CDROM_ALIAS "index=2,media=cdrom"
e4bcb14c 649#define FD_ALIAS "index=%d,if=floppy"
609497ab
AZ		 650#define PFLASH_ALIAS "if=pflash"
651#define MTD_ALIAS "if=mtd"
9d413d1d 652#define SD_ALIAS "index=0,if=sd"
e4bcb14c 653
9dfd7c7a 654QemuOpts *drive_add(const char *file, const char *fmt, ...)
e4bcb14c
TS		 655{
656 va_list ap;
9dfd7c7a
GH		 657 char optstr[1024];
658 QemuOpts *opts;
e4bcb14c 659
e4bcb14c 660 va_start(ap, fmt);
9dfd7c7a 661 vsnprintf(optstr, sizeof(optstr), fmt, ap);
e4bcb14c
TS		 662 va_end(ap);
663
8212c64f 664 opts = qemu_opts_parse(&qemu_drive_opts, optstr, 0);
9dfd7c7a 665 if (!opts) {
9dfd7c7a
GH		 666 return NULL;
667 }
668 if (file)
669 qemu_opt_set(opts, "file", file);
670 return opts;
b01b1111
AL		 671}
672
751c6a17 673DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit)
e4bcb14c 674{
751c6a17 675 DriveInfo *dinfo;
e4bcb14c
TS		 676
677 /* seek interface, bus and unit */
678
72cf2d4f 679 QTAILQ_FOREACH(dinfo, &drives, next) {
751c6a17
GH		 680 if (dinfo->type == type &&
681 dinfo->bus == bus &&
682 dinfo->unit == unit)
683 return dinfo;
684 }
e4bcb14c 685
751c6a17 686 return NULL;
e4bcb14c
TS		 687}
688
2e810b36 689DriveInfo *drive_get_by_id(const char *id)
1dae12e6
GH		 690{
691 DriveInfo *dinfo;
692
72cf2d4f 693 QTAILQ_FOREACH(dinfo, &drives, next) {
1dae12e6
GH		 694 if (strcmp(id, dinfo->id))
695 continue;
696 return dinfo;
697 }
698 return NULL;
699}
700
f60d39bc 701int drive_get_max_bus(BlockInterfaceType type)
e4bcb14c
TS		 702{
703 int max_bus;
751c6a17 704 DriveInfo *dinfo;
e4bcb14c
TS		 705
706 max_bus = -1;
72cf2d4f 707 QTAILQ_FOREACH(dinfo, &drives, next) {
751c6a17
GH		 708 if(dinfo->type == type &&
709 dinfo->bus > max_bus)
710 max_bus = dinfo->bus;
e4bcb14c
TS		 711 }
712 return max_bus;
713}
714
fa879c64
AL		 715const char *drive_get_serial(BlockDriverState *bdrv)
716{
751c6a17 717 DriveInfo *dinfo;
fa879c64 718
72cf2d4f 719 QTAILQ_FOREACH(dinfo, &drives, next) {
751c6a17
GH		 720 if (dinfo->bdrv == bdrv)
721 return dinfo->serial;
722 }
fa879c64
AL		 723
724 return "\0";
725}
726
f7850099
KW		 727BlockInterfaceErrorAction drive_get_on_error(
728 BlockDriverState *bdrv, int is_read)
428c5705 729{
751c6a17 730 DriveInfo *dinfo;
428c5705 731
72cf2d4f 732 QTAILQ_FOREACH(dinfo, &drives, next) {
751c6a17 733 if (dinfo->bdrv == bdrv)
e9b2e818 734 return is_read ? dinfo->on_read_error : dinfo->on_write_error;
751c6a17 735 }
428c5705 736
e9b2e818 737 return is_read ? BLOCK_ERR_REPORT : BLOCK_ERR_STOP_ENOSPC;
428c5705
AL		 738}
739
a1620fac
AJ		 740static void bdrv_format_print(void *opaque, const char *name)
741{
742 fprintf(stderr, " %s", name);
743}
744
56a14938 745void drive_uninit(DriveInfo *dinfo)
b01b1111 746{
56a14938
GH		 747 qemu_opts_del(dinfo->opts);
748 bdrv_delete(dinfo->bdrv);
749 QTAILQ_REMOVE(&drives, dinfo, next);
750 qemu_free(dinfo);
b01b1111
AL		 751}
752
e9b2e818
KW		 753static int parse_block_error_action(const char *buf, int is_read)
754{
755 if (!strcmp(buf, "ignore")) {
756 return BLOCK_ERR_IGNORE;
757 } else if (!is_read && !strcmp(buf, "enospc")) {
758 return BLOCK_ERR_STOP_ENOSPC;
759 } else if (!strcmp(buf, "stop")) {
760 return BLOCK_ERR_STOP_ANY;
761 } else if (!strcmp(buf, "report")) {
762 return BLOCK_ERR_REPORT;
763 } else {
764 fprintf(stderr, "qemu: '%s' invalid %s error action\n",
765 buf, is_read ? "read" : "write");
766 return -1;
767 }
768}
769
9dfd7c7a 770DriveInfo *drive_init(QemuOpts *opts, void *opaque,
751c6a17 771 int *fatal_error)
e4bcb14c 772{
9dfd7c7a
GH		 773 const char *buf;
774 const char *file = NULL;
c8522bdf 775 char devname[128];
9dfd7c7a 776 const char *serial;
c8522bdf 777 const char *mediastr = "";
f60d39bc 778 BlockInterfaceType type;
e4bcb14c
TS		 779 enum { MEDIA_DISK, MEDIA_CDROM } media;
780 int bus_id, unit_id;
781 int cyls, heads, secs, translation;
1e72d3b7 782 BlockDriver *drv = NULL;
4d73cd3b 783 QEMUMachine *machine = opaque;
e4bcb14c
TS		 784 int max_devs;
785 int index;
33f00271 786 int cache;
5c6c3a6c 787 int aio = 0;
59f2689d 788 int ro = 0;
e9b2e818
KW		 789 int bdrv_flags;
790 int on_read_error, on_write_error;
c2cc47a4 791 const char *devaddr;
751c6a17 792 DriveInfo *dinfo;
9dfd7c7a 793 int snapshot = 0;
e4bcb14c 794
9dfd7c7a 795 *fatal_error = 1;
e4bcb14c 796
e4bcb14c 797 translation = BIOS_ATA_TRANSLATION_AUTO;
0aa217e4 798 cache = 1;
e4bcb14c 799
4d007814 800 if (machine && machine->use_scsi) {
f60d39bc 801 type = IF_SCSI;
e4bcb14c 802 max_devs = MAX_SCSI_DEVS;
363a37d5 803 pstrcpy(devname, sizeof(devname), "scsi");
e4bcb14c 804 } else {
f60d39bc 805 type = IF_IDE;
e4bcb14c 806 max_devs = MAX_IDE_DEVS;
363a37d5 807 pstrcpy(devname, sizeof(devname), "ide");
e4bcb14c
TS		 808 }
809 media = MEDIA_DISK;
810
811 /* extract parameters */
9dfd7c7a
GH		 812 bus_id = qemu_opt_get_number(opts, "bus", 0);
813 unit_id = qemu_opt_get_number(opts, "unit", -1);
814 index = qemu_opt_get_number(opts, "index", -1);
e4bcb14c 815
9dfd7c7a
GH		 816 cyls = qemu_opt_get_number(opts, "cyls", 0);
817 heads = qemu_opt_get_number(opts, "heads", 0);
818 secs = qemu_opt_get_number(opts, "secs", 0);
e4bcb14c 819
9dfd7c7a 820 snapshot = qemu_opt_get_bool(opts, "snapshot", 0);
59f2689d 821 ro = qemu_opt_get_bool(opts, "readonly", 0);
e4bcb14c 822
9dfd7c7a
GH		 823 file = qemu_opt_get(opts, "file");
824 serial = qemu_opt_get(opts, "serial");
825
826 if ((buf = qemu_opt_get(opts, "if")) != NULL) {
ae45d369 827 pstrcpy(devname, sizeof(devname), buf);
e4bcb14c 828 if (!strcmp(buf, "ide")) {
f60d39bc 829 type = IF_IDE;
e4bcb14c
TS		 830 max_devs = MAX_IDE_DEVS;
831 } else if (!strcmp(buf, "scsi")) {
f60d39bc 832 type = IF_SCSI;
e4bcb14c
TS		 833 max_devs = MAX_SCSI_DEVS;
834 } else if (!strcmp(buf, "floppy")) {
f60d39bc 835 type = IF_FLOPPY;
e4bcb14c
TS		 836 max_devs = 0;
837 } else if (!strcmp(buf, "pflash")) {
f60d39bc 838 type = IF_PFLASH;
e4bcb14c
TS		 839 max_devs = 0;
840 } else if (!strcmp(buf, "mtd")) {
f60d39bc 841 type = IF_MTD;
e4bcb14c
TS		 842 max_devs = 0;
843 } else if (!strcmp(buf, "sd")) {
f60d39bc 844 type = IF_SD;
e4bcb14c 845 max_devs = 0;
6e02c38d
AL		 846 } else if (!strcmp(buf, "virtio")) {
847 type = IF_VIRTIO;
848 max_devs = 0;
62d23efa
AL		 849 } else if (!strcmp(buf, "xen")) {
850 type = IF_XEN;
851 max_devs = 0;
a8659e90
GH		 852 } else if (!strcmp(buf, "none")) {
853 type = IF_NONE;
854 max_devs = 0;
62d23efa 855 } else {
9dfd7c7a 856 fprintf(stderr, "qemu: unsupported bus type '%s'\n", buf);
751c6a17 857 return NULL;
e4bcb14c
TS		 858 }
859 }
860
e4bcb14c 861 if (cyls || heads || secs) {
5afe3f04 862 if (cyls < 1 || (type == IF_IDE && cyls > 16383)) {
9dfd7c7a 863 fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", buf);
751c6a17 864 return NULL;
e4bcb14c 865 }
5afe3f04 866 if (heads < 1 || (type == IF_IDE && heads > 16)) {
9dfd7c7a 867 fprintf(stderr, "qemu: '%s' invalid physical heads number\n", buf);
751c6a17 868 return NULL;
e4bcb14c 869 }
5afe3f04 870 if (secs < 1 || (type == IF_IDE && secs > 63)) {
9dfd7c7a 871 fprintf(stderr, "qemu: '%s' invalid physical secs number\n", buf);
751c6a17 872 return NULL;
e4bcb14c
TS		 873 }
874 }
875
9dfd7c7a 876 if ((buf = qemu_opt_get(opts, "trans")) != NULL) {
e4bcb14c
TS		 877 if (!cyls) {
878 fprintf(stderr,
879 "qemu: '%s' trans must be used with cyls,heads and secs\n",
9dfd7c7a 880 buf);
751c6a17 881 return NULL;
e4bcb14c
TS		 882 }
883 if (!strcmp(buf, "none"))
884 translation = BIOS_ATA_TRANSLATION_NONE;
885 else if (!strcmp(buf, "lba"))
886 translation = BIOS_ATA_TRANSLATION_LBA;
887 else if (!strcmp(buf, "auto"))
888 translation = BIOS_ATA_TRANSLATION_AUTO;
889 else {
9dfd7c7a 890 fprintf(stderr, "qemu: '%s' invalid translation type\n", buf);
751c6a17 891 return NULL;
e4bcb14c
TS		 892 }
893 }
894
9dfd7c7a 895 if ((buf = qemu_opt_get(opts, "media")) != NULL) {
e4bcb14c
TS		 896 if (!strcmp(buf, "disk")) {
897 media = MEDIA_DISK;
898 } else if (!strcmp(buf, "cdrom")) {
899 if (cyls || secs || heads) {
900 fprintf(stderr,
9dfd7c7a 901 "qemu: '%s' invalid physical CHS format\n", buf);
751c6a17 902 return NULL;
e4bcb14c
TS		 903 }
904 media = MEDIA_CDROM;
905 } else {
9dfd7c7a 906 fprintf(stderr, "qemu: '%s' invalid media\n", buf);
751c6a17 907 return NULL;
e4bcb14c
TS		 908 }
909 }
910
9dfd7c7a 911 if ((buf = qemu_opt_get(opts, "cache")) != NULL) {
9f7965c7 912 if (!strcmp(buf, "off") || !strcmp(buf, "none"))
33f00271 913 cache = 0;
9f7965c7 914 else if (!strcmp(buf, "writethrough"))
33f00271 915 cache = 1;
9f7965c7
AL		 916 else if (!strcmp(buf, "writeback"))
917 cache = 2;
33f00271
AZ		 918 else {
919 fprintf(stderr, "qemu: invalid cache option\n");
751c6a17 920 return NULL;
33f00271
AZ		 921 }
922 }
923
5c6c3a6c
CH		 924#ifdef CONFIG_LINUX_AIO
925 if ((buf = qemu_opt_get(opts, "aio")) != NULL) {
926 if (!strcmp(buf, "threads"))
927 aio = 0;
928 else if (!strcmp(buf, "native"))
929 aio = 1;
930 else {
931 fprintf(stderr, "qemu: invalid aio option\n");
932 return NULL;
933 }
934 }
935#endif
936
9dfd7c7a 937 if ((buf = qemu_opt_get(opts, "format")) != NULL) {
a1620fac
AJ		 938 if (strcmp(buf, "?") == 0) {
939 fprintf(stderr, "qemu: Supported formats:");
940 bdrv_iterate_format(bdrv_format_print, NULL);
941 fprintf(stderr, "\n");
751c6a17 942 return NULL;
a1620fac 943 }
eb852011 944 drv = bdrv_find_whitelisted_format(buf);
1e72d3b7
AJ		 945 if (!drv) {
946 fprintf(stderr, "qemu: '%s' invalid format\n", buf);
751c6a17 947 return NULL;
1e72d3b7
AJ		 948 }
949 }
950
e9b2e818 951 on_write_error = BLOCK_ERR_STOP_ENOSPC;
9dfd7c7a 952 if ((buf = qemu_opt_get(opts, "werror")) != NULL) {
869a5c6d 953 if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO) {
ea8a5d7f 954 fprintf(stderr, "werror is no supported by this format\n");
751c6a17 955 return NULL;
428c5705 956 }
e9b2e818
KW		 957
958 on_write_error = parse_block_error_action(buf, 0);
959 if (on_write_error < 0) {
960 return NULL;
961 }
962 }
963
964 on_read_error = BLOCK_ERR_REPORT;
965 if ((buf = qemu_opt_get(opts, "rerror")) != NULL) {
f35d68f0 966 if (type != IF_IDE && type != IF_VIRTIO) {
e9b2e818
KW		 967 fprintf(stderr, "rerror is no supported by this format\n");
968 return NULL;
969 }
970
971 on_read_error = parse_block_error_action(buf, 1);
972 if (on_read_error < 0) {
751c6a17 973 return NULL;
428c5705
AL		 974 }
975 }
976
9dfd7c7a 977 if ((devaddr = qemu_opt_get(opts, "addr")) != NULL) {
c2cc47a4 978 if (type != IF_VIRTIO) {
9dfd7c7a 979 fprintf(stderr, "addr is not supported\n");
751c6a17 980 return NULL;
c2cc47a4 981 }
c2cc47a4
MA		 982 }
983
e4bcb14c
TS		 984 /* compute bus and unit according index */
985
986 if (index != -1) {
987 if (bus_id != 0 || unit_id != -1) {
988 fprintf(stderr,
9dfd7c7a 989 "qemu: index cannot be used with bus and unit\n");
751c6a17 990 return NULL;
e4bcb14c
TS		 991 }
992 if (max_devs == 0)
993 {
994 unit_id = index;
995 bus_id = 0;
996 } else {
997 unit_id = index % max_devs;
998 bus_id = index / max_devs;
999 }
1000 }
1001
1002 /* if user doesn't specify a unit_id,
1003 * try to find the first free
1004 */
1005
1006 if (unit_id == -1) {
1007 unit_id = 0;
751c6a17 1008 while (drive_get(type, bus_id, unit_id) != NULL) {
e4bcb14c
TS		 1009 unit_id++;
1010 if (max_devs && unit_id >= max_devs) {
1011 unit_id -= max_devs;
1012 bus_id++;
1013 }
1014 }
1015 }
1016
1017 /* check unit id */
1018
1019 if (max_devs && unit_id >= max_devs) {
9dfd7c7a
GH		 1020 fprintf(stderr, "qemu: unit %d too big (max is %d)\n",
1021 unit_id, max_devs - 1);
751c6a17 1022 return NULL;
e4bcb14c
TS		 1023 }
1024
1025 /*
1026 * ignore multiple definitions
1027 */
1028
751c6a17
GH		 1029 if (drive_get(type, bus_id, unit_id) != NULL) {
1030 *fatal_error = 0;
1031 return NULL;
1032 }
e4bcb14c
TS		 1033
1034 /* init */
1035
751c6a17 1036 dinfo = qemu_mallocz(sizeof(*dinfo));
e23d9c4d 1037 if ((buf = qemu_opts_id(opts)) != NULL) {
9dfd7c7a
GH		 1038 dinfo->id = qemu_strdup(buf);
1039 } else {
1dae12e6 1040 /* no id supplied -> create one */
9dfd7c7a 1041 dinfo->id = qemu_mallocz(32);
1dae12e6
GH		 1042 if (type == IF_IDE || type == IF_SCSI)
1043 mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd";
1044 if (max_devs)
9dfd7c7a 1045 snprintf(dinfo->id, 32, "%s%i%s%i",
1dae12e6
GH		 1046 devname, bus_id, mediastr, unit_id);
1047 else
9dfd7c7a 1048 snprintf(dinfo->id, 32, "%s%s%i",
1dae12e6
GH		 1049 devname, mediastr, unit_id);
1050 }
1dae12e6 1051 dinfo->bdrv = bdrv_new(dinfo->id);
751c6a17
GH		 1052 dinfo->devaddr = devaddr;
1053 dinfo->type = type;
1054 dinfo->bus = bus_id;
1055 dinfo->unit = unit_id;
e9b2e818
KW		 1056 dinfo->on_read_error = on_read_error;
1057 dinfo->on_write_error = on_write_error;
9dfd7c7a
GH		 1058 dinfo->opts = opts;
1059 if (serial)
1060 strncpy(dinfo->serial, serial, sizeof(serial));
72cf2d4f 1061 QTAILQ_INSERT_TAIL(&drives, dinfo, next);
e4bcb14c 1062
f60d39bc 1063 switch(type) {
e4bcb14c
TS		 1064 case IF_IDE:
1065 case IF_SCSI:
62d23efa 1066 case IF_XEN:
c219331e 1067 case IF_NONE:
e4bcb14c
TS		 1068 switch(media) {
1069 case MEDIA_DISK:
1070 if (cyls != 0) {
1dae12e6
GH		 1071 bdrv_set_geometry_hint(dinfo->bdrv, cyls, heads, secs);
1072 bdrv_set_translation_hint(dinfo->bdrv, translation);
e4bcb14c
TS		 1073 }
1074 break;
1075 case MEDIA_CDROM:
1dae12e6 1076 bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_CDROM);
e4bcb14c
TS		 1077 break;
1078 }
1079 break;
1080 case IF_SD:
1081 /* FIXME: This isn't really a floppy, but it's a reasonable
1082 approximation. */
1083 case IF_FLOPPY:
1dae12e6 1084 bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_FLOPPY);
e4bcb14c
TS		 1085 break;
1086 case IF_PFLASH:
1087 case IF_MTD:
1088 break;
d176c495
GH		 1089 case IF_VIRTIO:
1090 /* add virtio block device */
1091 opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
1092 qemu_opt_set(opts, "driver", "virtio-blk-pci");
1093 qemu_opt_set(opts, "drive", dinfo->id);
1094 if (devaddr)
1095 qemu_opt_set(opts, "addr", devaddr);
1096 break;
aae9460e
PB		 1097 case IF_COUNT:
1098 abort();
e4bcb14c 1099 }
9dfd7c7a 1100 if (!file) {
751c6a17
GH		 1101 *fatal_error = 0;
1102 return NULL;
1103 }
33f00271 1104 bdrv_flags = 0;
9f7965c7 1105 if (snapshot) {
33f00271 1106 bdrv_flags |= BDRV_O_SNAPSHOT;
9f7965c7
AL		 1107 cache = 2; /* always use write-back with snapshot */
1108 }
1109 if (cache == 0) /* no caching */
1110 bdrv_flags |= BDRV_O_NOCACHE;
1111 else if (cache == 2) /* write-back */
1112 bdrv_flags |= BDRV_O_CACHE_WB;
5c6c3a6c
CH		 1113
1114 if (aio == 1) {
1115 bdrv_flags |= BDRV_O_NATIVE_AIO;
1116 } else {
1117 bdrv_flags &= ~BDRV_O_NATIVE_AIO;
1118 }
1119
2db7ad59
NS		 1120 if (media == MEDIA_CDROM) {
1121 /* CDROM is fine for any interface, don't check. */
1122 ro = 1;
1123 } else if (ro == 1) {
f5edb014
NS		 1124 if (type != IF_SCSI && type != IF_VIRTIO && type != IF_FLOPPY) {
1125 fprintf(stderr, "qemu: readonly flag not supported for drive with this interface\n");
59f2689d
NS		 1126 return NULL;
1127 }
b196b153 1128 }
2db7ad59 1129
f5edb014 1130 bdrv_flags |= ro ? 0 : BDRV_O_RDWR;
59f2689d 1131
1dae12e6 1132 if (bdrv_open2(dinfo->bdrv, file, bdrv_flags, drv) < 0) {
850810d0
JF		 1133 fprintf(stderr, "qemu: could not open disk image %s: %s\n",
1134 file, strerror(errno));
751c6a17 1135 return NULL;
e4bcb14c 1136 }
5c6c3a6c 1137
1dae12e6 1138 if (bdrv_key_required(dinfo->bdrv))
c0f4ce77 1139 autostart = 0;
751c6a17
GH		 1140 *fatal_error = 0;
1141 return dinfo;
e4bcb14c
TS		 1142}
1143
9dfd7c7a
GH		 1144static int drive_init_func(QemuOpts *opts, void *opaque)
1145{
1146 QEMUMachine *machine = opaque;
1147 int fatal_error = 0;
1148
1149 if (drive_init(opts, machine, &fatal_error) == NULL) {
1150 if (fatal_error)
1151 return 1;
1152 }
1153 return 0;
1154}
1155
1156static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1157{
1158 if (NULL == qemu_opt_get(opts, "snapshot")) {
1159 qemu_opt_set(opts, "snapshot", "on");
1160 }
1161 return 0;
1162}
1163
76e30d0f
JK		 1164void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1165{
1166 boot_set_handler = func;
1167 boot_set_opaque = opaque;
1168}
1169
1170int qemu_boot_set(const char *boot_devices)
1171{
1172 if (!boot_set_handler) {
1173 return -EINVAL;
1174 }
1175 return boot_set_handler(boot_set_opaque, boot_devices);
1176}
1177
4e9e9d6e 1178static void validate_bootdevices(char *devices)
ef3adf68
JK		 1179{
1180 /* We just do some generic consistency checks */
1181 const char *p;
1182 int bitmap = 0;
1183
1184 for (p = devices; *p != '\0'; p++) {
1185 /* Allowed boot devices are:
1186 * a-b: floppy disk drives
1187 * c-f: IDE disk drives
1188 * g-m: machine implementation dependant drives
1189 * n-p: network devices
1190 * It's up to each machine implementation to check if the given boot
1191 * devices match the actual hardware implementation and firmware
1192 * features.
1193 */
1194 if (*p < 'a' || *p > 'p') {
1195 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1196 exit(1);
1197 }
1198 if (bitmap & (1 << (*p - 'a'))) {
1199 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1200 exit(1);
1201 }
1202 bitmap |= 1 << (*p - 'a');
1203 }
ef3adf68
JK		 1204}
1205
e0f084bf
JK		 1206static void restore_boot_devices(void *opaque)
1207{
1208 char *standard_boot_devices = opaque;
1209
1210 qemu_boot_set(standard_boot_devices);
1211
1212 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
1213 qemu_free(standard_boot_devices);
1214}
1215
268a362c
AL		 1216static void numa_add(const char *optarg)
1217{
1218 char option[128];
1219 char *endptr;
1220 unsigned long long value, endvalue;
1221 int nodenr;
1222
1223 optarg = get_opt_name(option, 128, optarg, ',') + 1;
1224 if (!strcmp(option, "node")) {
1225 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1226 nodenr = nb_numa_nodes;
1227 } else {
1228 nodenr = strtoull(option, NULL, 10);
1229 }
1230
1231 if (get_param_value(option, 128, "mem", optarg) == 0) {
1232 node_mem[nodenr] = 0;
1233 } else {
1234 value = strtoull(option, &endptr, 0);
1235 switch (*endptr) {
1236 case 0: case 'M': case 'm':
1237 value <<= 20;
1238 break;
1239 case 'G': case 'g':
1240 value <<= 30;
1241 break;
1242 }
1243 node_mem[nodenr] = value;
1244 }
1245 if (get_param_value(option, 128, "cpus", optarg) == 0) {
1246 node_cpumask[nodenr] = 0;
1247 } else {
1248 value = strtoull(option, &endptr, 10);
1249 if (value >= 64) {
1250 value = 63;
1251 fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
1252 } else {
1253 if (*endptr == '-') {
1254 endvalue = strtoull(endptr+1, &endptr, 10);
1255 if (endvalue >= 63) {
1256 endvalue = 62;
1257 fprintf(stderr,
1258 "only 63 CPUs in NUMA mode supported.\n");
1259 }
0dfbd514 1260 value = (2ULL << endvalue) - (1ULL << value);
268a362c 1261 } else {
0dfbd514 1262 value = 1ULL << value;
268a362c
AL		 1263 }
1264 }
1265 node_cpumask[nodenr] = value;
1266 }
1267 nb_numa_nodes++;
1268 }
1269 return;
1270}
1271
dc6b1c09
AP		 1272static void smp_parse(const char *optarg)
1273{
1274 int smp, sockets = 0, threads = 0, cores = 0;
1275 char *endptr;
1276 char option[128];
1277
1278 smp = strtoul(optarg, &endptr, 10);
1279 if (endptr != optarg) {
1280 if (*endptr == ',') {
1281 endptr++;
1282 }
1283 }
1284 if (get_param_value(option, 128, "sockets", endptr) != 0)
1285 sockets = strtoull(option, NULL, 10);
1286 if (get_param_value(option, 128, "cores", endptr) != 0)
1287 cores = strtoull(option, NULL, 10);
1288 if (get_param_value(option, 128, "threads", endptr) != 0)
1289 threads = strtoull(option, NULL, 10);
1290 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1291 max_cpus = strtoull(option, NULL, 10);
1292
1293 /* compute missing values, prefer sockets over cores over threads */
1294 if (smp == 0 || sockets == 0) {
1295 sockets = sockets > 0 ? sockets : 1;
1296 cores = cores > 0 ? cores : 1;
1297 threads = threads > 0 ? threads : 1;
1298 if (smp == 0) {
1299 smp = cores * threads * sockets;
dc6b1c09
AP		 1300 }
1301 } else {
1302 if (cores == 0) {
1303 threads = threads > 0 ? threads : 1;
1304 cores = smp / (sockets * threads);
1305 } else {
5cdc9b76 1306 if (sockets) {
dc6b1c09
AP		 1307 threads = smp / (cores * sockets);
1308 }
1309 }
1310 }
1311 smp_cpus = smp;
1312 smp_cores = cores > 0 ? cores : 1;
1313 smp_threads = threads > 0 ? threads : 1;
1314 if (max_cpus == 0)
1315 max_cpus = smp_cpus;
1316}
1317
a594cfbf
FB		 1318/***********************************************************/
1319/* USB devices */
1320
c0f4ce77 1321static int usb_device_add(const char *devname, int is_hotplug)
a594cfbf
FB		 1322{
1323 const char *p;
a5d2f727 1324 USBDevice *dev = NULL;
a594cfbf 1325
a5d2f727 1326 if (!usb_enabled)
a594cfbf
FB		 1327 return -1;
1328
0958b4cc
GH		 1329 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1330 dev = usbdevice_create(devname);
1331 if (dev)
1332 goto done;
1333
a5d2f727 1334 /* the other ones */
a594cfbf
FB		 1335 if (strstart(devname, "host:", &p)) {
1336 dev = usb_host_device_open(p);
dc72ac14
AZ		 1337 } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1338 dev = usb_bt_init(devname[2] ? hci_init(p) :
1339 bt_new_hci(qemu_find_bt_vlan(0)));
a594cfbf
FB		 1340 } else {
1341 return -1;
1342 }
0d92ed30
PB		 1343 if (!dev)
1344 return -1;
1345
a5d2f727 1346done:
a594cfbf
FB		 1347 return 0;
1348}
1349
1f3870ab
AL		 1350static int usb_device_del(const char *devname)
1351{
1352 int bus_num, addr;
1353 const char *p;
1354
5d0c5750
AL		 1355 if (strstart(devname, "host:", &p))
1356 return usb_host_device_close(p);
1357
a5d2f727 1358 if (!usb_enabled)
1f3870ab
AL		 1359 return -1;
1360
1361 p = strchr(devname, '.');
1362 if (!p)
1363 return -1;
1364 bus_num = strtoul(devname, NULL, 0);
1365 addr = strtoul(p + 1, NULL, 0);
1366
a5d2f727 1367 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1368}
1369
bd3c948d
GH		 1370static int usb_parse(const char *cmdline)
1371{
59d1c1c2
ST		 1372 int r;
1373 r = usb_device_add(cmdline, 0);
1374 if (r < 0) {
1375 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1376 }
1377 return r;
bd3c948d
GH		 1378}
1379
d54908a5 1380void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1381{
59d1c1c2
ST		 1382 const char *devname = qdict_get_str(qdict, "devname");
1383 if (usb_device_add(devname, 1) < 0) {
1ecda02b 1384 error_report("could not add USB device '%s'", devname);
59d1c1c2 1385 }
a594cfbf
FB		 1386}
1387
d54908a5 1388void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1389{
59d1c1c2
ST		 1390 const char *devname = qdict_get_str(qdict, "devname");
1391 if (usb_device_del(devname) < 0) {
1ecda02b 1392 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1393 }
a594cfbf
FB		 1394}
1395
201a51fc
AZ		 1396/***********************************************************/
1397/* PCMCIA/Cardbus */
1398
1399static struct pcmcia_socket_entry_s {
bc24a225 1400 PCMCIASocket *socket;
201a51fc
AZ		 1401 struct pcmcia_socket_entry_s *next;
1402} *pcmcia_sockets = 0;
1403
bc24a225 1404void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 1405{
1406 struct pcmcia_socket_entry_s *entry;
1407
1408 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
1409 entry->socket = socket;
1410 entry->next = pcmcia_sockets;
1411 pcmcia_sockets = entry;
1412}
1413
bc24a225 1414void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1415{
1416 struct pcmcia_socket_entry_s *entry, **ptr;
1417
1418 ptr = &pcmcia_sockets;
1419 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1420 if (entry->socket == socket) {
1421 *ptr = entry->next;
1422 qemu_free(entry);
1423 }
1424}
1425
376253ec 1426void pcmcia_info(Monitor *mon)
201a51fc
AZ		 1427{
1428 struct pcmcia_socket_entry_s *iter;
376253ec 1429
201a51fc 1430 if (!pcmcia_sockets)
376253ec 1431 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1432
1433 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1434 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1435 iter->socket->attached ? iter->socket->card_string :
1436 "Empty");
201a51fc
AZ		 1437}
1438
2ff89790 1439/***********************************************************/
8a7ddc38 1440/* I/O handling */
0824d6fc 1441
c4b1fcc0
FB		 1442typedef struct IOHandlerRecord {
1443 int fd;
7b27a769 1444 IOCanReadHandler *fd_read_poll;
7c9d8e07
FB		 1445 IOHandler *fd_read;
1446 IOHandler *fd_write;
cafffd40 1447 int deleted;
c4b1fcc0
FB		 1448 void *opaque;
1449 /* temporary data */
1450 struct pollfd *ufd;
31d4ee6c 1451 QLIST_ENTRY(IOHandlerRecord) next;
c4b1fcc0
FB		 1452} IOHandlerRecord;
1453
31d4ee6c
JQ		 1454static QLIST_HEAD(, IOHandlerRecord) io_handlers =
1455 QLIST_HEAD_INITIALIZER(io_handlers);
1456
c4b1fcc0 1457
7c9d8e07
FB		 1458/* XXX: fd_read_poll should be suppressed, but an API change is
1459 necessary in the character devices to suppress fd_can_read(). */
5fafdf24 1460int qemu_set_fd_handler2(int fd,
7b27a769 1461 IOCanReadHandler *fd_read_poll,
5fafdf24
TS		 1462 IOHandler *fd_read,
1463 IOHandler *fd_write,
7c9d8e07 1464 void *opaque)
c4b1fcc0 1465{
31d4ee6c 1466 IOHandlerRecord *ioh;
c4b1fcc0 1467
7c9d8e07 1468 if (!fd_read && !fd_write) {
31d4ee6c 1469 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07 1470 if (ioh->fd == fd) {
cafffd40 1471 ioh->deleted = 1;
7c9d8e07
FB		 1472 break;
1473 }
7c9d8e07
FB		 1474 }
1475 } else {
31d4ee6c 1476 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07
FB		 1477 if (ioh->fd == fd)
1478 goto found;
1479 }
1480 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
31d4ee6c 1481 QLIST_INSERT_HEAD(&io_handlers, ioh, next);
7c9d8e07
FB		 1482 found:
1483 ioh->fd = fd;
1484 ioh->fd_read_poll = fd_read_poll;
1485 ioh->fd_read = fd_read;
1486 ioh->fd_write = fd_write;
1487 ioh->opaque = opaque;
cafffd40 1488 ioh->deleted = 0;
7c9d8e07 1489 }
c4b1fcc0
FB		 1490 return 0;
1491}
1492
5fafdf24
TS		 1493int qemu_set_fd_handler(int fd,
1494 IOHandler *fd_read,
1495 IOHandler *fd_write,
7c9d8e07 1496 void *opaque)
8a7ddc38 1497{
7c9d8e07 1498 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
8a7ddc38
FB		 1499}
1500
56f3a5d0 1501#ifdef _WIN32
f331110f
FB		 1502/***********************************************************/
1503/* Polling handling */
1504
1505typedef struct PollingEntry {
1506 PollingFunc *func;
1507 void *opaque;
1508 struct PollingEntry *next;
1509} PollingEntry;
1510
1511static PollingEntry *first_polling_entry;
1512
1513int qemu_add_polling_cb(PollingFunc *func, void *opaque)
1514{
1515 PollingEntry **ppe, *pe;
1516 pe = qemu_mallocz(sizeof(PollingEntry));
f331110f
FB		 1517 pe->func = func;
1518 pe->opaque = opaque;
1519 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
1520 *ppe = pe;
1521 return 0;
1522}
1523
1524void qemu_del_polling_cb(PollingFunc *func, void *opaque)
1525{
1526 PollingEntry **ppe, *pe;
1527 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
1528 pe = *ppe;
1529 if (pe->func == func && pe->opaque == opaque) {
1530 *ppe = pe->next;
1531 qemu_free(pe);
1532 break;
1533 }
1534 }
1535}
1536
a18e524a
FB		 1537/***********************************************************/
1538/* Wait objects support */
1539typedef struct WaitObjects {
1540 int num;
1541 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
1542 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
1543 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
1544} WaitObjects;
1545
1546static WaitObjects wait_objects = {0};
3b46e624 1547
a18e524a
FB		 1548int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
1549{
1550 WaitObjects *w = &wait_objects;
1551
1552 if (w->num >= MAXIMUM_WAIT_OBJECTS)
1553 return -1;
1554 w->events[w->num] = handle;
1555 w->func[w->num] = func;
1556 w->opaque[w->num] = opaque;
1557 w->num++;
1558 return 0;
1559}
1560
1561void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
1562{
1563 int i, found;
1564 WaitObjects *w = &wait_objects;
1565
1566 found = 0;
1567 for (i = 0; i < w->num; i++) {
1568 if (w->events[i] == handle)
1569 found = 1;
1570 if (found) {
1571 w->events[i] = w->events[i + 1];
1572 w->func[i] = w->func[i + 1];
1573 w->opaque[i] = w->opaque[i + 1];
3b46e624 1574 }
a18e524a
FB		 1575 }
1576 if (found)
1577 w->num--;
1578}
1579#endif
1580
cc1daa40
FB		 1581/***********************************************************/
1582/* machine registration */
1583
bdaf78e0 1584static QEMUMachine *first_machine = NULL;
6f338c34 1585QEMUMachine *current_machine = NULL;
cc1daa40
FB		 1586
1587int qemu_register_machine(QEMUMachine *m)
1588{
1589 QEMUMachine **pm;
1590 pm = &first_machine;
1591 while (*pm != NULL)
1592 pm = &(*pm)->next;
1593 m->next = NULL;
1594 *pm = m;
1595 return 0;
1596}
1597
9596ebb7 1598static QEMUMachine *find_machine(const char *name)
cc1daa40
FB		 1599{
1600 QEMUMachine *m;
1601
1602 for(m = first_machine; m != NULL; m = m->next) {
1603 if (!strcmp(m->name, name))
1604 return m;
3f6599e6
MM		 1605 if (m->alias && !strcmp(m->alias, name))
1606 return m;
cc1daa40
FB		 1607 }
1608 return NULL;
1609}
1610
0c257437
AL		 1611static QEMUMachine *find_default_machine(void)
1612{
1613 QEMUMachine *m;
1614
1615 for(m = first_machine; m != NULL; m = m->next) {
1616 if (m->is_default) {
1617 return m;
1618 }
1619 }
1620 return NULL;
1621}
1622
8a7ddc38
FB		 1623/***********************************************************/
1624/* main execution loop */
1625
9596ebb7 1626static void gui_update(void *opaque)
8a7ddc38 1627{
7d957bd8 1628 uint64_t interval = GUI_REFRESH_INTERVAL;
740733bb 1629 DisplayState *ds = opaque;
7d957bd8
AL		 1630 DisplayChangeListener *dcl = ds->listeners;
1631
62a2744c 1632 qemu_flush_coalesced_mmio_buffer();
7d957bd8
AL		 1633 dpy_refresh(ds);
1634
1635 while (dcl != NULL) {
1636 if (dcl->gui_timer_interval &&
1637 dcl->gui_timer_interval < interval)
1638 interval = dcl->gui_timer_interval;
1639 dcl = dcl->next;
1640 }
1641 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock));
8a7ddc38
FB		 1642}
1643
9043b62d
BS		 1644static void nographic_update(void *opaque)
1645{
1646 uint64_t interval = GUI_REFRESH_INTERVAL;
1647
62a2744c 1648 qemu_flush_coalesced_mmio_buffer();
9043b62d
BS		 1649 qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock));
1650}
1651
0bd48850
FB		 1652struct vm_change_state_entry {
1653 VMChangeStateHandler *cb;
1654 void *opaque;
72cf2d4f 1655 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1656};
1657
72cf2d4f 1658static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1659
1660VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1661 void *opaque)
1662{
1663 VMChangeStateEntry *e;
1664
1665 e = qemu_mallocz(sizeof (*e));
0bd48850
FB		 1666
1667 e->cb = cb;
1668 e->opaque = opaque;
72cf2d4f 1669 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1670 return e;
1671}
1672
1673void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1674{
72cf2d4f 1675 QLIST_REMOVE (e, entries);
0bd48850
FB		 1676 qemu_free (e);
1677}
1678
296af7c9 1679void vm_state_notify(int running, int reason)
0bd48850
FB		 1680{
1681 VMChangeStateEntry *e;
1682
1683 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
9781e040 1684 e->cb(e->opaque, running, reason);
0bd48850
FB		 1685 }
1686}
1687
8a7ddc38
FB		 1688void vm_start(void)
1689{
1690 if (!vm_running) {
1691 cpu_enable_ticks();
1692 vm_running = 1;
9781e040 1693 vm_state_notify(1, 0);
d6dc3d42 1694 resume_all_vcpus();
8a7ddc38
FB		 1695 }
1696}
1697
bb0c6722
FB		 1698/* reset/shutdown handler */
1699
1700typedef struct QEMUResetEntry {
72cf2d4f 1701 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1702 QEMUResetHandler *func;
1703 void *opaque;
bb0c6722
FB		 1704} QEMUResetEntry;
1705
72cf2d4f
BS		 1706static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1707 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722
FB		 1708static int reset_requested;
1709static int shutdown_requested;
3475187d 1710static int powerdown_requested;
296af7c9 1711int debug_requested;
7277e027 1712int vmstop_requested;
bb0c6722 1713
cf7a2fe2
AJ		 1714int qemu_shutdown_requested(void)
1715{
1716 int r = shutdown_requested;
1717 shutdown_requested = 0;
1718 return r;
1719}
1720
1721int qemu_reset_requested(void)
1722{
1723 int r = reset_requested;
1724 reset_requested = 0;
1725 return r;
1726}
1727
1728int qemu_powerdown_requested(void)
1729{
1730 int r = powerdown_requested;
1731 powerdown_requested = 0;
1732 return r;
1733}
1734
e568902a
AL		 1735static int qemu_debug_requested(void)
1736{
1737 int r = debug_requested;
1738 debug_requested = 0;
1739 return r;
1740}
1741
6e29f5da
AL		 1742static int qemu_vmstop_requested(void)
1743{
1744 int r = vmstop_requested;
1745 vmstop_requested = 0;
1746 return r;
1747}
1748
a08d4367 1749void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1750{
55ddfe8e 1751 QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
bb0c6722 1752
bb0c6722
FB		 1753 re->func = func;
1754 re->opaque = opaque;
72cf2d4f 1755 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1756}
1757
dda9b29f 1758void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1759{
1760 QEMUResetEntry *re;
1761
72cf2d4f 1762 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1763 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1764 QTAILQ_REMOVE(&reset_handlers, re, entry);
dda9b29f
JK		 1765 qemu_free(re);
1766 return;
1767 }
1768 }
1769}
1770
1771void qemu_system_reset(void)
1772{
1773 QEMUResetEntry *re, *nre;
1774
1775 /* reset all devices */
72cf2d4f 1776 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1777 re->func(re->opaque);
1778 }
81d9b784 1779 monitor_protocol_event(QEVENT_RESET, NULL);
ea375f9a 1780 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1781}
1782
1783void qemu_system_reset_request(void)
1784{
d1beab82
FB		 1785 if (no_reboot) {
1786 shutdown_requested = 1;
1787 } else {
1788 reset_requested = 1;
1789 }
d9f75a4e 1790 qemu_notify_event();
bb0c6722
FB		 1791}
1792
1793void qemu_system_shutdown_request(void)
1794{
1795 shutdown_requested = 1;
d9f75a4e 1796 qemu_notify_event();
bb0c6722
FB		 1797}
1798
3475187d
FB		 1799void qemu_system_powerdown_request(void)
1800{
1801 powerdown_requested = 1;
d9f75a4e
AL		 1802 qemu_notify_event();
1803}
1804
877cf882 1805#ifdef _WIN32
69d6451c 1806static void host_main_loop_wait(int *timeout)
56f3a5d0
AL		 1807{
1808 int ret, ret2, i;
f331110f
FB		 1809 PollingEntry *pe;
1810
c4b1fcc0 1811
f331110f
FB		 1812 /* XXX: need to suppress polling by better using win32 events */
1813 ret = 0;
1814 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
1815 ret |= pe->func(pe->opaque);
1816 }
e6b1e558 1817 if (ret == 0) {
a18e524a
FB		 1818 int err;
1819 WaitObjects *w = &wait_objects;
3b46e624 1820
56f3a5d0 1821 ret = WaitForMultipleObjects(w->num, w->events, FALSE, *timeout);
a18e524a
FB		 1822 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
1823 if (w->func[ret - WAIT_OBJECT_0])
1824 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
3b46e624 1825
5fafdf24 1826 /* Check for additional signaled events */
e6b1e558 1827 for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) {
3b46e624 1828
e6b1e558
TS		 1829 /* Check if event is signaled */
1830 ret2 = WaitForSingleObject(w->events[i], 0);
1831 if(ret2 == WAIT_OBJECT_0) {
1832 if (w->func[i])
1833 w->func[i](w->opaque[i]);
1834 } else if (ret2 == WAIT_TIMEOUT) {
1835 } else {
1836 err = GetLastError();
1837 fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err);
3b46e624
TS		 1838 }
1839 }
a18e524a
FB		 1840 } else if (ret == WAIT_TIMEOUT) {
1841 } else {
1842 err = GetLastError();
e6b1e558 1843 fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err);
a18e524a 1844 }
f331110f 1845 }
56f3a5d0
AL		 1846
1847 *timeout = 0;
1848}
1849#else
69d6451c 1850static void host_main_loop_wait(int *timeout)
56f3a5d0
AL		 1851{
1852}
fd1dff4b 1853#endif
56f3a5d0 1854
d6f4ade2 1855void main_loop_wait(int nonblocking)
56f3a5d0
AL		 1856{
1857 IOHandlerRecord *ioh;
1858 fd_set rfds, wfds, xfds;
1859 int ret, nfds;
1860 struct timeval tv;
d6f4ade2 1861 int timeout;
56f3a5d0 1862
d6f4ade2
PB		 1863 if (nonblocking)
1864 timeout = 0;
1865 else {
1866 timeout = qemu_calculate_timeout();
1867 qemu_bh_update_timeout(&timeout);
1868 }
56f3a5d0
AL		 1869
1870 host_main_loop_wait(&timeout);
1871
fd1dff4b
FB		 1872 /* poll any events */
1873 /* XXX: separate device handlers from system ones */
6abfbd79 1874 nfds = -1;
fd1dff4b
FB		 1875 FD_ZERO(&rfds);
1876 FD_ZERO(&wfds);
e035649e 1877 FD_ZERO(&xfds);
31d4ee6c 1878 QLIST_FOREACH(ioh, &io_handlers, next) {
cafffd40
TS		 1879 if (ioh->deleted)
1880 continue;
fd1dff4b
FB		 1881 if (ioh->fd_read &&
1882 (!ioh->fd_read_poll ||
1883 ioh->fd_read_poll(ioh->opaque) != 0)) {
1884 FD_SET(ioh->fd, &rfds);
1885 if (ioh->fd > nfds)
1886 nfds = ioh->fd;
1887 }
1888 if (ioh->fd_write) {
1889 FD_SET(ioh->fd, &wfds);
1890 if (ioh->fd > nfds)
1891 nfds = ioh->fd;
1892 }
1893 }
3b46e624 1894
56f3a5d0
AL		 1895 tv.tv_sec = timeout / 1000;
1896 tv.tv_usec = (timeout % 1000) * 1000;
1897
d918f23e
JK		 1898 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1899
4870852c 1900 qemu_mutex_unlock_iothread();
e035649e 1901 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
4870852c 1902 qemu_mutex_lock_iothread();
fd1dff4b 1903 if (ret > 0) {
31d4ee6c 1904 IOHandlerRecord *pioh;
cafffd40 1905
31d4ee6c 1906 QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
cafffd40 1907 if (ioh->deleted) {
31d4ee6c 1908 QLIST_REMOVE(ioh, next);
cafffd40 1909 qemu_free(ioh);
4bed9837
JQ		 1910 continue;
1911 }
1912 if (ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
1913 ioh->fd_read(ioh->opaque);
1914 }
1915 if (ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
1916 ioh->fd_write(ioh->opaque);
31d4ee6c 1917 }
cafffd40 1918 }
fd1dff4b 1919 }
d918f23e
JK		 1920
1921 slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
b4608c04 1922
b6964827 1923 qemu_run_all_timers();
21d5d12b 1924
423f0742
PB		 1925 /* Check bottom-halves last in case any of the earlier events triggered
1926 them. */
1927 qemu_bh_poll();
3b46e624 1928
5905b2e5
FB		 1929}
1930
43b96858
AL		 1931static int vm_can_run(void)
1932{
1933 if (powerdown_requested)
1934 return 0;
1935 if (reset_requested)
1936 return 0;
1937 if (shutdown_requested)
1938 return 0;
e568902a
AL		 1939 if (debug_requested)
1940 return 0;
43b96858
AL		 1941 return 1;
1942}
1943
d9c32310
BS		 1944qemu_irq qemu_system_powerdown;
1945
43b96858
AL		 1946static void main_loop(void)
1947{
6e29f5da 1948 int r;
e6e35b1e 1949
7277e027 1950 qemu_main_loop_start();
d6dc3d42 1951
6e29f5da 1952 for (;;) {
43b96858 1953 do {
d6f4ade2 1954 bool nonblocking = false;
e6e35b1e
AL		 1955#ifdef CONFIG_PROFILER
1956 int64_t ti;
1957#endif
d6dc3d42 1958#ifndef CONFIG_IOTHREAD
d6f4ade2 1959 nonblocking = tcg_cpu_exec();
d6dc3d42 1960#endif
89bfc105 1961#ifdef CONFIG_PROFILER
43b96858 1962 ti = profile_getclock();
89bfc105 1963#endif
d6f4ade2 1964 main_loop_wait(nonblocking);
89bfc105 1965#ifdef CONFIG_PROFILER
43b96858 1966 dev_time += profile_getclock() - ti;
89bfc105 1967#endif
e568902a 1968 } while (vm_can_run());
43b96858 1969
54fc6ea9
BS		 1970 if ((r = qemu_debug_requested())) {
1971 vm_stop(r);
b1a15e7e 1972 }
43b96858 1973 if (qemu_shutdown_requested()) {
242cd003 1974 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
43b96858
AL		 1975 if (no_shutdown) {
1976 vm_stop(0);
1977 no_shutdown = 0;
1978 } else
1979 break;
1980 }
d6dc3d42
AL		 1981 if (qemu_reset_requested()) {
1982 pause_all_vcpus();
43b96858 1983 qemu_system_reset();
d6dc3d42
AL		 1984 resume_all_vcpus();
1985 }
d9c32310 1986 if (qemu_powerdown_requested()) {
242cd003 1987 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
d9c32310
BS		 1988 qemu_irq_raise(qemu_system_powerdown);
1989 }
b1a15e7e 1990 if ((r = qemu_vmstop_requested())) {
6e29f5da 1991 vm_stop(r);
b1a15e7e 1992 }
b4608c04 1993 }
d6dc3d42 1994 pause_all_vcpus();
b4608c04
FB		 1995}
1996
9bd7e6d9
PB		 1997static void version(void)
1998{
4a19f1ec 1999 printf("QEMU PC emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 2000}
2001
15f82208 2002static void help(int exitcode)
0824d6fc 2003{
e8105ebb 2004 const char *options_help =
ad96090a
BS		 2005#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
2006 opt_help
5824d651
BS		 2007#define DEFHEADING(text) stringify(text) "\n"
2008#include "qemu-options.h"
2009#undef DEF
2010#undef DEFHEADING
2011#undef GEN_DOCS
e8105ebb
PB		 2012 ;
2013 version();
2014 printf("usage: %s [options] [disk_image]\n"
2015 "\n"
2016 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
3f020d70 2017 "\n"
e8105ebb 2018 "%s\n"
3f020d70 2019 "During emulation, the following keys are useful:\n"
2020 "ctrl-alt-f toggle full screen\n"
2021 "ctrl-alt-n switch to virtual console 'n'\n"
2022 "ctrl-alt toggle mouse and keyboard grab\n"
2023 "\n"
e8105ebb
PB		 2024 "When using -nographic, press 'ctrl-a h' to get some help.\n",
2025 "qemu",
2026 options_help);
15f82208 2027 exit(exitcode);
0824d6fc
FB		 2028}
2029
cd6f1169
FB		 2030#define HAS_ARG 0x0001
2031
2032enum {
ad96090a 2033#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
5824d651
BS		 2034 opt_enum,
2035#define DEFHEADING(text)
2036#include "qemu-options.h"
2037#undef DEF
2038#undef DEFHEADING
2039#undef GEN_DOCS
cd6f1169
FB		 2040};
2041
2042typedef struct QEMUOption {
2043 const char *name;
2044 int flags;
2045 int index;
ad96090a 2046 uint32_t arch_mask;
cd6f1169
FB		 2047} QEMUOption;
2048
dbed7e40 2049static const QEMUOption qemu_options[] = {
ad96090a
BS		 2050 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2051#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
2052 { option, opt_arg, opt_enum, arch_mask },
5824d651
BS		 2053#define DEFHEADING(text)
2054#include "qemu-options.h"
2055#undef DEF
2056#undef DEFHEADING
2057#undef GEN_DOCS
cd6f1169 2058 { NULL },
fc01f7e7 2059};
3893c124 2060static void select_vgahw (const char *p)
2061{
2062 const char *opts;
2063
64465297 2064 default_vga = 0;
86176759 2065 vga_interface_type = VGA_NONE;
3893c124 2066 if (strstart(p, "std", &opts)) {
86176759 2067 vga_interface_type = VGA_STD;
3893c124 2068 } else if (strstart(p, "cirrus", &opts)) {
86176759 2069 vga_interface_type = VGA_CIRRUS;
3893c124 2070 } else if (strstart(p, "vmware", &opts)) {
86176759 2071 vga_interface_type = VGA_VMWARE;
94909d9f 2072 } else if (strstart(p, "xenfb", &opts)) {
86176759 2073 vga_interface_type = VGA_XENFB;
28b85ed8 2074 } else if (!strstart(p, "none", &opts)) {
3893c124 2075 invalid_vga:
2076 fprintf(stderr, "Unknown vga type: %s\n", p);
2077 exit(1);
2078 }
cb5a7aa8 2079 while (*opts) {
2080 const char *nextopt;
2081
2082 if (strstart(opts, ",retrace=", &nextopt)) {
2083 opts = nextopt;
2084 if (strstart(opts, "dumb", &nextopt))
2085 vga_retrace_method = VGA_RETRACE_DUMB;
2086 else if (strstart(opts, "precise", &nextopt))
2087 vga_retrace_method = VGA_RETRACE_PRECISE;
2088 else goto invalid_vga;
2089 } else goto invalid_vga;
2090 opts = nextopt;
2091 }
3893c124 2092}
2093
7d4c3d53
MA		 2094static int balloon_parse(const char *arg)
2095{
382f0743 2096 QemuOpts *opts;
7d4c3d53 2097
382f0743
GH		 2098 if (strcmp(arg, "none") == 0) {
2099 return 0;
2100 }
2101
2102 if (!strncmp(arg, "virtio", 6)) {
2103 if (arg[6] == ',') {
2104 /* have params -> parse them */
8212c64f 2105 opts = qemu_opts_parse(&qemu_device_opts, arg+7, 0);
382f0743
GH		 2106 if (!opts)
2107 return -1;
2108 } else {
2109 /* create empty opts */
2110 opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
7d4c3d53 2111 }
382f0743
GH		 2112 qemu_opt_set(opts, "driver", "virtio-balloon-pci");
2113 return 0;
7d4c3d53 2114 }
382f0743
GH		 2115
2116 return -1;
7d4c3d53 2117}
7d4c3d53 2118
3587d7e6
FB		 2119#ifdef _WIN32
2120static BOOL WINAPI qemu_ctrl_handler(DWORD type)
2121{
2122 exit(STATUS_CONTROL_C_EXIT);
2123 return TRUE;
2124}
2125#endif
2126
5b08fc10
AL		 2127#ifndef _WIN32
2128
2129static void termsig_handler(int signal)
2130{
2131 qemu_system_shutdown_request();
2132}
2133
7c3370d4
JK		 2134static void sigchld_handler(int signal)
2135{
2136 waitpid(-1, NULL, WNOHANG);
2137}
2138
2139static void sighandler_setup(void)
5b08fc10
AL		 2140{
2141 struct sigaction act;
2142
2143 memset(&act, 0, sizeof(act));
2144 act.sa_handler = termsig_handler;
2145 sigaction(SIGINT, &act, NULL);
2146 sigaction(SIGHUP, &act, NULL);
2147 sigaction(SIGTERM, &act, NULL);
7c3370d4
JK		 2148
2149 act.sa_handler = sigchld_handler;
2150 act.sa_flags = SA_NOCLDSTOP;
2151 sigaction(SIGCHLD, &act, NULL);
5b08fc10
AL		 2152}
2153
2154#endif
2155
5cea8590
PB		 2156#ifdef _WIN32
2157/* Look for support files in the same directory as the executable. */
2158static char *find_datadir(const char *argv0)
2159{
2160 char *p;
2161 char buf[MAX_PATH];
2162 DWORD len;
2163
2164 len = GetModuleFileName(NULL, buf, sizeof(buf) - 1);
2165 if (len == 0) {
c5947808 2166 return NULL;
5cea8590
PB		 2167 }
2168
2169 buf[len] = 0;
2170 p = buf + len - 1;
2171 while (p != buf && *p != '\\')
2172 p--;
2173 *p = 0;
2174 if (access(buf, R_OK) == 0) {
2175 return qemu_strdup(buf);
2176 }
2177 return NULL;
2178}
2179#else /* !_WIN32 */
2180
2181/* Find a likely location for support files using the location of the binary.
2182 For installed binaries this will be "$bindir/../share/qemu". When
2183 running from the build tree this will be "$bindir/../pc-bios". */
2184#define SHARE_SUFFIX "/share/qemu"
2185#define BUILD_SUFFIX "/pc-bios"
2186static char *find_datadir(const char *argv0)
2187{
2188 char *dir;
2189 char *p = NULL;
2190 char *res;
5cea8590 2191 char buf[PATH_MAX];
3a41759d 2192 size_t max_len;
5cea8590
PB		 2193
2194#if defined(__linux__)
2195 {
2196 int len;
2197 len = readlink("/proc/self/exe", buf, sizeof(buf) - 1);
2198 if (len > 0) {
2199 buf[len] = 0;
2200 p = buf;
2201 }
2202 }
2203#elif defined(__FreeBSD__)
2204 {
92c0e657
JL		 2205 static int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
2206 size_t len = sizeof(buf) - 1;
2207
2208 *buf = '\0';
2209 if (!sysctl(mib, sizeof(mib)/sizeof(*mib), buf, &len, NULL, 0) &&
2210 *buf) {
2211 buf[sizeof(buf) - 1] = '\0';
5cea8590
PB		 2212 p = buf;
2213 }
2214 }
2215#endif
2216 /* If we don't have any way of figuring out the actual executable
2217 location then try argv[0]. */
2218 if (!p) {
4d224196 2219 p = realpath(argv0, buf);
5cea8590
PB		 2220 if (!p) {
2221 return NULL;
2222 }
2223 }
2224 dir = dirname(p);
2225 dir = dirname(dir);
2226
3a41759d
BS		 2227 max_len = strlen(dir) +
2228 MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1;
2229 res = qemu_mallocz(max_len);
2230 snprintf(res, max_len, "%s%s", dir, SHARE_SUFFIX);
5cea8590 2231 if (access(res, R_OK)) {
3a41759d 2232 snprintf(res, max_len, "%s%s", dir, BUILD_SUFFIX);
5cea8590
PB		 2233 if (access(res, R_OK)) {
2234 qemu_free(res);
2235 res = NULL;
2236 }
2237 }
4d224196 2238
5cea8590
PB		 2239 return res;
2240}
2241#undef SHARE_SUFFIX
2242#undef BUILD_SUFFIX
2243#endif
2244
2245char *qemu_find_file(int type, const char *name)
2246{
2247 int len;
2248 const char *subdir;
2249 char *buf;
2250
2251 /* If name contains path separators then try it as a straight path. */
2252 if ((strchr(name, '/') || strchr(name, '\\'))
2253 && access(name, R_OK) == 0) {
73ffc805 2254 return qemu_strdup(name);
5cea8590
PB		 2255 }
2256 switch (type) {
2257 case QEMU_FILE_TYPE_BIOS:
2258 subdir = "";
2259 break;
2260 case QEMU_FILE_TYPE_KEYMAP:
2261 subdir = "keymaps/";
2262 break;
2263 default:
2264 abort();
2265 }
2266 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
2267 buf = qemu_mallocz(len);
3a41759d 2268 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
5cea8590
PB		 2269 if (access(buf, R_OK)) {
2270 qemu_free(buf);
2271 return NULL;
2272 }
2273 return buf;
2274}
2275
ff952ba2
MA		 2276static int device_help_func(QemuOpts *opts, void *opaque)
2277{
2278 return qdev_device_help(opts);
2279}
2280
f31d07d1
GH		 2281static int device_init_func(QemuOpts *opts, void *opaque)
2282{
2283 DeviceState *dev;
2284
2285 dev = qdev_device_add(opts);
2286 if (!dev)
2287 return -1;
2288 return 0;
2289}
2290
1a688d3b
GH		 2291static int chardev_init_func(QemuOpts *opts, void *opaque)
2292{
2293 CharDriverState *chr;
2294
2295 chr = qemu_chr_open_opts(opts, NULL);
2296 if (!chr)
2297 return -1;
2298 return 0;
2299}
2300
88589343
GH		 2301static int mon_init_func(QemuOpts *opts, void *opaque)
2302{
2303 CharDriverState *chr;
2304 const char *chardev;
2305 const char *mode;
2306 int flags;
2307
2308 mode = qemu_opt_get(opts, "mode");
2309 if (mode == NULL) {
2310 mode = "readline";
2311 }
2312 if (strcmp(mode, "readline") == 0) {
2313 flags = MONITOR_USE_READLINE;
2314 } else if (strcmp(mode, "control") == 0) {
2315 flags = MONITOR_USE_CONTROL;
2316 } else {
2317 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2318 exit(1);
2319 }
2320
2321 if (qemu_opt_get_bool(opts, "default", 0))
2322 flags |= MONITOR_IS_DEFAULT;
2323
2324 chardev = qemu_opt_get(opts, "chardev");
2325 chr = qemu_chr_find(chardev);
2326 if (chr == NULL) {
2327 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2328 exit(1);
2329 }
2330
2331 monitor_init(chr, flags);
2332 return 0;
2333}
2334
6ca5582d 2335static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 2336{
2337 static int monitor_device_index = 0;
2338 QemuOpts *opts;
2339 const char *p;
2340 char label[32];
2341 int def = 0;
2342
2343 if (strstart(optarg, "chardev:", &p)) {
2344 snprintf(label, sizeof(label), "%s", p);
2345 } else {
2346 if (monitor_device_index) {
2347 snprintf(label, sizeof(label), "monitor%d",
2348 monitor_device_index);
2349 } else {
2350 snprintf(label, sizeof(label), "monitor");
2351 def = 1;
2352 }
2353 opts = qemu_chr_parse_compat(label, optarg);
2354 if (!opts) {
2355 fprintf(stderr, "parse error: %s\n", optarg);
2356 exit(1);
2357 }
2358 }
2359
2360 opts = qemu_opts_create(&qemu_mon_opts, label, 1);
2361 if (!opts) {
2362 fprintf(stderr, "duplicate chardev: %s\n", label);
2363 exit(1);
2364 }
6ca5582d 2365 qemu_opt_set(opts, "mode", mode);
88589343
GH		 2366 qemu_opt_set(opts, "chardev", label);
2367 if (def)
2368 qemu_opt_set(opts, "default", "on");
2369 monitor_device_index++;
2370}
2371
bd3c948d
GH		 2372struct device_config {
2373 enum {
aee1b935
GH		 2374 DEV_USB, /* -usbdevice */
2375 DEV_BT, /* -bt */
2376 DEV_SERIAL, /* -serial */
2377 DEV_PARALLEL, /* -parallel */
2378 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2379 DEV_DEBUGCON, /* -debugcon */
bd3c948d
GH		 2380 } type;
2381 const char *cmdline;
72cf2d4f 2382 QTAILQ_ENTRY(device_config) next;
bd3c948d 2383};
72cf2d4f 2384QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2385
2386static void add_device_config(int type, const char *cmdline)
2387{
2388 struct device_config *conf;
2389
2390 conf = qemu_mallocz(sizeof(*conf));
2391 conf->type = type;
2392 conf->cmdline = cmdline;
72cf2d4f 2393 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2394}
2395
2396static int foreach_device_config(int type, int (*func)(const char *cmdline))
2397{
2398 struct device_config *conf;
2399 int rc;
2400
72cf2d4f 2401 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2402 if (conf->type != type)
2403 continue;
2404 rc = func(conf->cmdline);
2405 if (0 != rc)
2406 return rc;
2407 }
2408 return 0;
2409}
2410
998bbd74
GH		 2411static int serial_parse(const char *devname)
2412{
2413 static int index = 0;
2414 char label[32];
2415
2416 if (strcmp(devname, "none") == 0)
2417 return 0;
2418 if (index == MAX_SERIAL_PORTS) {
2419 fprintf(stderr, "qemu: too many serial ports\n");
2420 exit(1);
2421 }
2422 snprintf(label, sizeof(label), "serial%d", index);
2423 serial_hds[index] = qemu_chr_open(label, devname, NULL);
2424 if (!serial_hds[index]) {
2425 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
2426 devname, strerror(errno));
2427 return -1;
2428 }
2429 index++;
2430 return 0;
2431}
2432
6a5e8b0e
GH		 2433static int parallel_parse(const char *devname)
2434{
2435 static int index = 0;
2436 char label[32];
2437
2438 if (strcmp(devname, "none") == 0)
2439 return 0;
2440 if (index == MAX_PARALLEL_PORTS) {
2441 fprintf(stderr, "qemu: too many parallel ports\n");
2442 exit(1);
2443 }
2444 snprintf(label, sizeof(label), "parallel%d", index);
2445 parallel_hds[index] = qemu_chr_open(label, devname, NULL);
2446 if (!parallel_hds[index]) {
2447 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
2448 devname, strerror(errno));
2449 return -1;
2450 }
2451 index++;
2452 return 0;
2453}
2454
aee1b935
GH		 2455static int virtcon_parse(const char *devname)
2456{
2457 static int index = 0;
2458 char label[32];
392ecf54 2459 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2460
2461 if (strcmp(devname, "none") == 0)
2462 return 0;
2463 if (index == MAX_VIRTIO_CONSOLES) {
2464 fprintf(stderr, "qemu: too many virtio consoles\n");
2465 exit(1);
2466 }
392ecf54
AS		 2467
2468 bus_opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
2469 qemu_opt_set(bus_opts, "driver", "virtio-serial");
2470
2471 dev_opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
2472 qemu_opt_set(dev_opts, "driver", "virtconsole");
2473
aee1b935
GH		 2474 snprintf(label, sizeof(label), "virtcon%d", index);
2475 virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
2476 if (!virtcon_hds[index]) {
2477 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
2478 devname, strerror(errno));
2479 return -1;
2480 }
392ecf54
AS		 2481 qemu_opt_set(dev_opts, "chardev", label);
2482
aee1b935
GH		 2483 index++;
2484 return 0;
2485}
2486
c9f398e5
PA		 2487static int debugcon_parse(const char *devname)
2488{
2489 QemuOpts *opts;
2490
2491 if (!qemu_chr_open("debugcon", devname, NULL)) {
2492 exit(1);
2493 }
2494 opts = qemu_opts_create(&qemu_device_opts, "debugcon", 1);
2495 if (!opts) {
2496 fprintf(stderr, "qemu: already have a debugcon device\n");
2497 exit(1);
2498 }
2499 qemu_opt_set(opts, "driver", "isa-debugcon");
2500 qemu_opt_set(opts, "chardev", "debugcon");
2501 return 0;
2502}
2503
6530a97b
AL		 2504static const QEMUOption *lookup_opt(int argc, char **argv,
2505 const char **poptarg, int *poptind)
2506{
2507 const QEMUOption *popt;
2508 int optind = *poptind;
2509 char *r = argv[optind];
2510 const char *optarg;
2511
0f0bc3f1 2512 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2513 optind++;
2514 /* Treat --foo the same as -foo. */
2515 if (r[1] == '-')
2516 r++;
2517 popt = qemu_options;
2518 for(;;) {
2519 if (!popt->name) {
0f0bc3f1 2520 error_report("invalid option");
6530a97b
AL		 2521 exit(1);
2522 }
2523 if (!strcmp(popt->name, r + 1))
2524 break;
2525 popt++;
2526 }
2527 if (popt->flags & HAS_ARG) {
2528 if (optind >= argc) {
0f0bc3f1 2529 error_report("requires an argument");
6530a97b
AL		 2530 exit(1);
2531 }
2532 optarg = argv[optind++];
0f0bc3f1 2533 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2534 } else {
2535 optarg = NULL;
2536 }
2537
2538 *poptarg = optarg;
2539 *poptind = optind;
2540
2541 return popt;
2542}
2543
902b3d5c 2544int main(int argc, char **argv, char **envp)
0824d6fc 2545{
59030a8c 2546 const char *gdbstub_dev = NULL;
e4bcb14c 2547 int i;
da1fcfda 2548 int snapshot, linux_boot;
4e3de9e9 2549 const char *icount_option = NULL;
7f7f9873 2550 const char *initrd_filename;
a20dd508 2551 const char *kernel_filename, *kernel_cmdline;
195325a4 2552 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
3023f332 2553 DisplayState *ds;
7d957bd8 2554 DisplayChangeListener *dcl;
46d4767d 2555 int cyls, heads, secs, translation;
f31d07d1 2556 QemuOpts *hda_opts = NULL, *opts;
cd6f1169 2557 int optind;
6530a97b 2558 const char *optarg;
d63d307f 2559 const char *loadvm = NULL;
cc1daa40 2560 QEMUMachine *machine;
94fc95cd 2561 const char *cpu_model;
b9e82a59 2562#ifndef _WIN32
71e3ceb8 2563 int fds[2];
b9e82a59 2564#endif
26a5f13b 2565 int tb_size;
93815bc2 2566 const char *pid_file = NULL;
5bb7910a 2567 const char *incoming = NULL;
b9e82a59 2568#ifndef _WIN32
54042bcf
AL		 2569 int fd = 0;
2570 struct passwd *pwd = NULL;
0858532e
AL		 2571 const char *chroot_dir = NULL;
2572 const char *run_as = NULL;
b9e82a59 2573#endif
993fbfdb 2574 int show_vnc_port = 0;
292444cb 2575 int defconfig = 1;
0bd48850 2576
65abca0a
MA		 2577 error_set_progname(argv[0]);
2578
6875204c
JK		 2579 init_clocks();
2580
902b3d5c 2581 qemu_cache_utils_init(envp);
2582
72cf2d4f 2583 QLIST_INIT (&vm_change_state_head);
be995c27
FB		 2584#ifndef _WIN32
2585 {
2586 struct sigaction act;
2587 sigfillset(&act.sa_mask);
2588 act.sa_flags = 0;
2589 act.sa_handler = SIG_IGN;
2590 sigaction(SIGPIPE, &act, NULL);
2591 }
3587d7e6
FB		 2592#else
2593 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
a8e5ac33
FB		 2594 /* Note: cpu_interrupt() is currently not SMP safe, so we force
2595 QEMU to run on a single CPU */
2596 {
2597 HANDLE h;
2598 DWORD mask, smask;
2599 int i;
2600 h = GetCurrentProcess();
2601 if (GetProcessAffinityMask(h, &mask, &smask)) {
2602 for(i = 0; i < 32; i++) {
2603 if (mask & (1 << i))
2604 break;
2605 }
2606 if (i != 32) {
2607 mask = 1 << i;
2608 SetProcessAffinityMask(h, mask);
2609 }
2610 }
2611 }
67b915a5 2612#endif
be995c27 2613
f80f9ec9 2614 module_call_init(MODULE_INIT_MACHINE);
0c257437 2615 machine = find_default_machine();
94fc95cd 2616 cpu_model = NULL;
fc01f7e7 2617 initrd_filename = NULL;
4fc5d071 2618 ram_size = 0;
33e3963e 2619 snapshot = 0;
a20dd508
FB		 2620 kernel_filename = NULL;
2621 kernel_cmdline = "";
c4b1fcc0 2622 cyls = heads = secs = 0;
46d4767d 2623 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2624
268a362c
AL		 2625 for (i = 0; i < MAX_NODES; i++) {
2626 node_mem[i] = 0;
2627 node_cpumask[i] = 0;
2628 }
2629
268a362c 2630 nb_numa_nodes = 0;
7c9d8e07 2631 nb_nics = 0;
3b46e624 2632
26a5f13b 2633 tb_size = 0;
41bd639b
BS		 2634 autostart= 1;
2635
292444cb
AL		 2636 /* first pass of option parsing */
2637 optind = 1;
2638 while (optind < argc) {
2639 if (argv[optind][0] != '-') {
2640 /* disk image */
28e68d68 2641 optind++;
292444cb
AL		 2642 continue;
2643 } else {
2644 const QEMUOption *popt;
2645
2646 popt = lookup_opt(argc, argv, &optarg, &optind);
2647 switch (popt->index) {
2648 case QEMU_OPTION_nodefconfig:
2649 defconfig=0;
2650 break;
2651 }
2652 }
2653 }
2654
2655 if (defconfig) {
cf5a65aa 2656 const char *fname;
292444cb 2657 FILE *fp;
cf5a65aa
MA		 2658
2659 fname = CONFIG_QEMU_CONFDIR "/qemu.conf";
2660 fp = fopen(fname, "r");
292444cb 2661 if (fp) {
cf5a65aa 2662 if (qemu_config_parse(fp, fname) != 0) {
292444cb
AL		 2663 exit(1);
2664 }
2665 fclose(fp);
2666 }
2667
ad96090a 2668 fname = arch_config_name;
cf5a65aa 2669 fp = fopen(fname, "r");
292444cb 2670 if (fp) {
cf5a65aa 2671 if (qemu_config_parse(fp, fname) != 0) {
292444cb
AL		 2672 exit(1);
2673 }
2674 fclose(fp);
2675 }
2676 }
de06f8d1 2677 cpudef_init();
292444cb
AL		 2678
2679 /* second pass of option parsing */
cd6f1169 2680 optind = 1;
0824d6fc 2681 for(;;) {
cd6f1169 2682 if (optind >= argc)
0824d6fc 2683 break;
6530a97b 2684 if (argv[optind][0] != '-') {
9dfd7c7a 2685 hda_opts = drive_add(argv[optind++], HD_ALIAS, 0);
cd6f1169
FB		 2686 } else {
2687 const QEMUOption *popt;
2688
6530a97b 2689 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2690 if (!(popt->arch_mask & arch_type)) {
2691 printf("Option %s not supported for this target\n", popt->name);
2692 exit(1);
2693 }
cd6f1169 2694 switch(popt->index) {
cc1daa40
FB		 2695 case QEMU_OPTION_M:
2696 machine = find_machine(optarg);
2697 if (!machine) {
2698 QEMUMachine *m;
2699 printf("Supported machines are:\n");
2700 for(m = first_machine; m != NULL; m = m->next) {
3f6599e6
MM		 2701 if (m->alias)
2702 printf("%-10s %s (alias of %s)\n",
2703 m->alias, m->desc, m->name);
cc1daa40 2704 printf("%-10s %s%s\n",
5fafdf24 2705 m->name, m->desc,
0c257437 2706 m->is_default ? " (default)" : "");
cc1daa40 2707 }
15f82208 2708 exit(*optarg != '?');
cc1daa40
FB		 2709 }
2710 break;
94fc95cd
JM		 2711 case QEMU_OPTION_cpu:
2712 /* hw initialization will check this */
15f82208 2713 if (*optarg == '?') {
c732abe2 2714/* XXX: implement xxx_cpu_list for targets that still miss it */
b5ec5ce0 2715#if defined(cpu_list_id)
2716 cpu_list_id(stdout, &fprintf, optarg);
2717#elif defined(cpu_list)
2718 cpu_list(stdout, &fprintf); /* deprecated */
94fc95cd 2719#endif
15f82208 2720 exit(0);
94fc95cd
JM		 2721 } else {
2722 cpu_model = optarg;
2723 }
2724 break;
cd6f1169 2725 case QEMU_OPTION_initrd:
fc01f7e7
FB		 2726 initrd_filename = optarg;
2727 break;
cd6f1169 2728 case QEMU_OPTION_hda:
e4bcb14c 2729 if (cyls == 0)
9dfd7c7a 2730 hda_opts = drive_add(optarg, HD_ALIAS, 0);
e4bcb14c 2731 else
9dfd7c7a 2732 hda_opts = drive_add(optarg, HD_ALIAS
e4bcb14c 2733 ",cyls=%d,heads=%d,secs=%d%s",
609497ab 2734 0, cyls, heads, secs,
e4bcb14c
TS		 2735 translation == BIOS_ATA_TRANSLATION_LBA ?
2736 ",trans=lba" :
2737 translation == BIOS_ATA_TRANSLATION_NONE ?
2738 ",trans=none" : "");
2739 break;
cd6f1169 2740 case QEMU_OPTION_hdb:
cc1daa40
FB		 2741 case QEMU_OPTION_hdc:
2742 case QEMU_OPTION_hdd:
609497ab 2743 drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda);
fc01f7e7 2744 break;
e4bcb14c 2745 case QEMU_OPTION_drive:
609497ab 2746 drive_add(NULL, "%s", optarg);
e4bcb14c 2747 break;
d058fe03
GH		 2748 case QEMU_OPTION_set:
2749 if (qemu_set_option(optarg) != 0)
2750 exit(1);
2751 break;
d0fef6fb
GH		 2752 case QEMU_OPTION_global:
2753 if (qemu_global_option(optarg) != 0)
2754 exit(1);
2755 break;
3e3d5815 2756 case QEMU_OPTION_mtdblock:
609497ab 2757 drive_add(optarg, MTD_ALIAS);
3e3d5815 2758 break;
a1bb27b1 2759 case QEMU_OPTION_sd:
609497ab 2760 drive_add(optarg, SD_ALIAS);
a1bb27b1 2761 break;
86f55663 2762 case QEMU_OPTION_pflash:
609497ab 2763 drive_add(optarg, PFLASH_ALIAS);
86f55663 2764 break;
cd6f1169 2765 case QEMU_OPTION_snapshot:
33e3963e
FB		 2766 snapshot = 1;
2767 break;
cd6f1169 2768 case QEMU_OPTION_hdachs:
330d0414 2769 {
330d0414
FB		 2770 const char *p;
2771 p = optarg;
2772 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2773 if (cyls < 1 || cyls > 16383)
2774 goto chs_fail;
330d0414
FB		 2775 if (*p != ',')
2776 goto chs_fail;
2777 p++;
2778 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2779 if (heads < 1 || heads > 16)
2780 goto chs_fail;
330d0414
FB		 2781 if (*p != ',')
2782 goto chs_fail;
2783 p++;
2784 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2785 if (secs < 1 || secs > 63)
2786 goto chs_fail;
2787 if (*p == ',') {
2788 p++;
2789 if (!strcmp(p, "none"))
2790 translation = BIOS_ATA_TRANSLATION_NONE;
2791 else if (!strcmp(p, "lba"))
2792 translation = BIOS_ATA_TRANSLATION_LBA;
2793 else if (!strcmp(p, "auto"))
2794 translation = BIOS_ATA_TRANSLATION_AUTO;
2795 else
2796 goto chs_fail;
2797 } else if (*p != '\0') {
c4b1fcc0 2798 chs_fail:
46d4767d
FB		 2799 fprintf(stderr, "qemu: invalid physical CHS format\n");
2800 exit(1);
c4b1fcc0 2801 }
9dfd7c7a
GH		 2802 if (hda_opts != NULL) {
2803 char num[16];
2804 snprintf(num, sizeof(num), "%d", cyls);
2805 qemu_opt_set(hda_opts, "cyls", num);
2806 snprintf(num, sizeof(num), "%d", heads);
2807 qemu_opt_set(hda_opts, "heads", num);
2808 snprintf(num, sizeof(num), "%d", secs);
2809 qemu_opt_set(hda_opts, "secs", num);
2810 if (translation == BIOS_ATA_TRANSLATION_LBA)
2811 qemu_opt_set(hda_opts, "trans", "lba");
2812 if (translation == BIOS_ATA_TRANSLATION_NONE)
2813 qemu_opt_set(hda_opts, "trans", "none");
2814 }
330d0414
FB		 2815 }
2816 break;
268a362c
AL		 2817 case QEMU_OPTION_numa:
2818 if (nb_numa_nodes >= MAX_NODES) {
2819 fprintf(stderr, "qemu: too many NUMA nodes\n");
2820 exit(1);
2821 }
2822 numa_add(optarg);
2823 break;
cd6f1169 2824 case QEMU_OPTION_nographic:
993fbfdb 2825 display_type = DT_NOGRAPHIC;
a20dd508 2826 break;
4d3b6f6e
AZ		 2827#ifdef CONFIG_CURSES
2828 case QEMU_OPTION_curses:
993fbfdb 2829 display_type = DT_CURSES;
4d3b6f6e
AZ		 2830 break;
2831#endif
a171fe39
AZ		 2832 case QEMU_OPTION_portrait:
2833 graphic_rotate = 1;
2834 break;
cd6f1169 2835 case QEMU_OPTION_kernel:
a20dd508
FB		 2836 kernel_filename = optarg;
2837 break;
cd6f1169 2838 case QEMU_OPTION_append:
a20dd508 2839 kernel_cmdline = optarg;
313aa567 2840 break;
cd6f1169 2841 case QEMU_OPTION_cdrom:
609497ab 2842 drive_add(optarg, CDROM_ALIAS);
36b486bb 2843 break;
cd6f1169 2844 case QEMU_OPTION_boot:
28c5af54 2845 {
ef3adf68 2846 static const char * const params[] = {
95387491 2847 "order", "once", "menu", NULL
ef3adf68
JK		 2848 };
2849 char buf[sizeof(boot_devices)];
e0f084bf 2850 char *standard_boot_devices;
ef3adf68
JK		 2851 int legacy = 0;
2852
2853 if (!strchr(optarg, '=')) {
2854 legacy = 1;
2855 pstrcpy(buf, sizeof(buf), optarg);
2856 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2857 fprintf(stderr,
2858 "qemu: unknown boot parameter '%s' in '%s'\n",
2859 buf, optarg);
2860 exit(1);
2861 }
2862
2863 if (legacy ||
2864 get_param_value(buf, sizeof(buf), "order", optarg)) {
4e9e9d6e 2865 validate_bootdevices(buf);
ef3adf68 2866 pstrcpy(boot_devices, sizeof(boot_devices), buf);
28c5af54 2867 }
e0f084bf
JK		 2868 if (!legacy) {
2869 if (get_param_value(buf, sizeof(buf),
2870 "once", optarg)) {
4e9e9d6e 2871 validate_bootdevices(buf);
e0f084bf
JK		 2872 standard_boot_devices = qemu_strdup(boot_devices);
2873 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2874 qemu_register_reset(restore_boot_devices,
2875 standard_boot_devices);
2876 }
95387491
JK		 2877 if (get_param_value(buf, sizeof(buf),
2878 "menu", optarg)) {
2879 if (!strcmp(buf, "on")) {
2880 boot_menu = 1;
2881 } else if (!strcmp(buf, "off")) {
2882 boot_menu = 0;
2883 } else {
2884 fprintf(stderr,
2885 "qemu: invalid option value '%s'\n",
2886 buf);
2887 exit(1);
2888 }
2889 }
e0f084bf 2890 }
36b486bb
FB		 2891 }
2892 break;
cd6f1169 2893 case QEMU_OPTION_fda:
cd6f1169 2894 case QEMU_OPTION_fdb:
609497ab 2895 drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda);
c45886db 2896 break;
52ca8d6a
FB		 2897 case QEMU_OPTION_no_fd_bootchk:
2898 fd_bootchk = 0;
2899 break;
a1ea458f
MM		 2900 case QEMU_OPTION_netdev:
2901 if (net_client_parse(&qemu_netdev_opts, optarg) == -1) {
2902 exit(1);
2903 }
2904 break;
7c9d8e07 2905 case QEMU_OPTION_net:
7f161aae 2906 if (net_client_parse(&qemu_net_opts, optarg) == -1) {
c4b1fcc0
FB		 2907 exit(1);
2908 }
702c651c 2909 break;
c7f74643
FB		 2910#ifdef CONFIG_SLIRP
2911 case QEMU_OPTION_tftp:
ad196a9d 2912 legacy_tftp_prefix = optarg;
9bf05444 2913 break;
47d5d01a 2914 case QEMU_OPTION_bootp:
ad196a9d 2915 legacy_bootp_filename = optarg;
47d5d01a 2916 break;
c94c8d64 2917#ifndef _WIN32
9d728e8c 2918 case QEMU_OPTION_smb:
0752706d
MA		 2919 if (net_slirp_smb(optarg) < 0)
2920 exit(1);
9d728e8c 2921 break;
c94c8d64 2922#endif
9bf05444 2923 case QEMU_OPTION_redir:
0752706d
MA		 2924 if (net_slirp_redir(optarg) < 0)
2925 exit(1);
9bf05444 2926 break;
c7f74643 2927#endif
dc72ac14 2928 case QEMU_OPTION_bt:
bd3c948d 2929 add_device_config(DEV_BT, optarg);
dc72ac14 2930 break;
1d14ffa9 2931 case QEMU_OPTION_audio_help:
ad96090a
BS		 2932 if (!(audio_available())) {
2933 printf("Option %s not supported for this target\n", popt->name);
2934 exit(1);
2935 }
1d14ffa9
FB		 2936 AUD_help ();
2937 exit (0);
2938 break;
2939 case QEMU_OPTION_soundhw:
ad96090a
BS		 2940 if (!(audio_available())) {
2941 printf("Option %s not supported for this target\n", popt->name);
2942 exit(1);
2943 }
1d14ffa9
FB		 2944 select_soundhw (optarg);
2945 break;
cd6f1169 2946 case QEMU_OPTION_h:
15f82208 2947 help(0);
cd6f1169 2948 break;
9bd7e6d9
PB		 2949 case QEMU_OPTION_version:
2950 version();
2951 exit(0);
2952 break;
00f82b8a
AJ		 2953 case QEMU_OPTION_m: {
2954 uint64_t value;
2955 char *ptr;
2956
2957 value = strtoul(optarg, &ptr, 10);
2958 switch (*ptr) {
2959 case 0: case 'M': case 'm':
2960 value <<= 20;
2961 break;
2962 case 'G': case 'g':
2963 value <<= 30;
2964 break;
2965 default:
2966 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB		 2967 exit(1);
2968 }
00f82b8a
AJ		 2969
2970 /* On 32-bit hosts, QEMU is limited by virtual address space */
4a1418e0 2971 if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
00f82b8a
AJ		 2972 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2973 exit(1);
2974 }
c227f099 2975 if (value != (uint64_t)(ram_addr_t)value) {
00f82b8a
AJ		 2976 fprintf(stderr, "qemu: ram size too large\n");
2977 exit(1);
2978 }
2979 ram_size = value;
cd6f1169 2980 break;
00f82b8a 2981 }
c902760f
MT		 2982 case QEMU_OPTION_mempath:
2983 mem_path = optarg;
2984 break;
2985#ifdef MAP_POPULATE
2986 case QEMU_OPTION_mem_prealloc:
2987 mem_prealloc = 1;
2988 break;
2989#endif
cd6f1169 2990 case QEMU_OPTION_d:
de06f8d1 2991 set_cpu_log(optarg);
cd6f1169 2992 break;
cd6f1169 2993 case QEMU_OPTION_s:
59030a8c 2994 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
cd6f1169 2995 break;
59030a8c
AL		 2996 case QEMU_OPTION_gdb:
2997 gdbstub_dev = optarg;
cd6f1169 2998 break;
cd6f1169 2999 case QEMU_OPTION_L:
5cea8590 3000 data_dir = optarg;
cd6f1169 3001 break;
1192dad8
JM		 3002 case QEMU_OPTION_bios:
3003 bios_name = optarg;
3004 break;
1b530a6d
AJ		 3005 case QEMU_OPTION_singlestep:
3006 singlestep = 1;
3007 break;
cd6f1169 3008 case QEMU_OPTION_S:
3c07f8e8 3009 autostart = 0;
cd6f1169 3010 break;
3d11d0eb
FB		 3011 case QEMU_OPTION_k:
3012 keyboard_layout = optarg;
3013 break;
ee22c2f7
FB		 3014 case QEMU_OPTION_localtime:
3015 rtc_utc = 0;
3016 break;
3893c124 3017 case QEMU_OPTION_vga:
3018 select_vgahw (optarg);
1bfe856e 3019 break;
e9b137c2
FB		 3020 case QEMU_OPTION_g:
3021 {
3022 const char *p;
3023 int w, h, depth;
3024 p = optarg;
3025 w = strtol(p, (char **)&p, 10);
3026 if (w <= 0) {
3027 graphic_error:
3028 fprintf(stderr, "qemu: invalid resolution or depth\n");
3029 exit(1);
3030 }
3031 if (*p != 'x')
3032 goto graphic_error;
3033 p++;
3034 h = strtol(p, (char **)&p, 10);
3035 if (h <= 0)
3036 goto graphic_error;
3037 if (*p == 'x') {
3038 p++;
3039 depth = strtol(p, (char **)&p, 10);
5fafdf24 3040 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3041 depth != 24 && depth != 32)
3042 goto graphic_error;
3043 } else if (*p == '\0') {
3044 depth = graphic_depth;
3045 } else {
3046 goto graphic_error;
3047 }
3b46e624 3048
e9b137c2
FB		 3049 graphic_width = w;
3050 graphic_height = h;
3051 graphic_depth = depth;
3052 }
3053 break;
20d8a3ed
TS		 3054 case QEMU_OPTION_echr:
3055 {
3056 char *r;
3057 term_escape_char = strtol(optarg, &r, 0);
3058 if (r == optarg)
3059 printf("Bad argument to echr\n");
3060 break;
3061 }
82c643ff 3062 case QEMU_OPTION_monitor:
6ca5582d
GH		 3063 monitor_parse(optarg, "readline");
3064 default_monitor = 0;
3065 break;
3066 case QEMU_OPTION_qmp:
3067 monitor_parse(optarg, "control");
2d114dc1 3068 default_monitor = 0;
82c643ff 3069 break;
22a0e04b 3070 case QEMU_OPTION_mon:
8212c64f 3071 opts = qemu_opts_parse(&qemu_mon_opts, optarg, 1);
22a0e04b 3072 if (!opts) {
22a0e04b
GH		 3073 exit(1);
3074 }
2d114dc1 3075 default_monitor = 0;
22a0e04b 3076 break;
191bc01b 3077 case QEMU_OPTION_chardev:
8212c64f 3078 opts = qemu_opts_parse(&qemu_chardev_opts, optarg, 1);
191bc01b 3079 if (!opts) {
191bc01b
GH		 3080 exit(1);
3081 }
191bc01b 3082 break;
82c643ff 3083 case QEMU_OPTION_serial:
998bbd74
GH		 3084 add_device_config(DEV_SERIAL, optarg);
3085 default_serial = 0;
18141ed6
JK		 3086 if (strncmp(optarg, "mon:", 4) == 0) {
3087 default_monitor = 0;
3088 }
82c643ff 3089 break;
9dd986cc 3090 case QEMU_OPTION_watchdog:
09aaa160
MA		 3091 if (watchdog) {
3092 fprintf(stderr,
3093 "qemu: only one watchdog option may be given\n");
3094 return 1;
3095 }
3096 watchdog = optarg;
9dd986cc
RJ		 3097 break;
3098 case QEMU_OPTION_watchdog_action:
3099 if (select_watchdog_action(optarg) == -1) {
3100 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3101 exit(1);
3102 }
3103 break;
51ecf136 3104 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3105 add_device_config(DEV_VIRTCON, optarg);
3106 default_virtcon = 0;
18141ed6
JK		 3107 if (strncmp(optarg, "mon:", 4) == 0) {
3108 default_monitor = 0;
3109 }
51ecf136 3110 break;
6508fe59 3111 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3112 add_device_config(DEV_PARALLEL, optarg);
3113 default_parallel = 0;
18141ed6
JK		 3114 if (strncmp(optarg, "mon:", 4) == 0) {
3115 default_monitor = 0;
3116 }
6508fe59 3117 break;
c9f398e5
PA		 3118 case QEMU_OPTION_debugcon:
3119 add_device_config(DEV_DEBUGCON, optarg);
3120 break;
d63d307f
FB		 3121 case QEMU_OPTION_loadvm:
3122 loadvm = optarg;
3123 break;
3124 case QEMU_OPTION_full_screen:
3125 full_screen = 1;
3126 break;
667accab 3127#ifdef CONFIG_SDL
43523e93
TS		 3128 case QEMU_OPTION_no_frame:
3129 no_frame = 1;
3130 break;
3780e197
TS		 3131 case QEMU_OPTION_alt_grab:
3132 alt_grab = 1;
3133 break;
0ca9f8a4
DK		 3134 case QEMU_OPTION_ctrl_grab:
3135 ctrl_grab = 1;
3136 break;
667accab
TS		 3137 case QEMU_OPTION_no_quit:
3138 no_quit = 1;
3139 break;
7d957bd8 3140 case QEMU_OPTION_sdl:
993fbfdb 3141 display_type = DT_SDL;
7d957bd8 3142 break;
667accab 3143#endif
f7cce898 3144 case QEMU_OPTION_pidfile:
93815bc2 3145 pid_file = optarg;
f7cce898 3146 break;
a09db21f
FB		 3147 case QEMU_OPTION_win2k_hack:
3148 win2k_install_hack = 1;
3149 break;
73822ec8
AL		 3150 case QEMU_OPTION_rtc_td_hack:
3151 rtc_td_hack = 1;
3152 break;
8a92ea2f 3153 case QEMU_OPTION_acpitable:
de06f8d1 3154 do_acpitable_option(optarg);
8a92ea2f 3155 break;
b6f6e3d3 3156 case QEMU_OPTION_smbios:
de06f8d1 3157 do_smbios_option(optarg);
b6f6e3d3 3158 break;
7ba1e619
AL		 3159 case QEMU_OPTION_enable_kvm:
3160 kvm_allowed = 1;
7ba1e619 3161 break;
bb36d470
FB		 3162 case QEMU_OPTION_usb:
3163 usb_enabled = 1;
3164 break;
a594cfbf
FB		 3165 case QEMU_OPTION_usbdevice:
3166 usb_enabled = 1;
bd3c948d
GH		 3167 add_device_config(DEV_USB, optarg);
3168 break;
3169 case QEMU_OPTION_device:
8212c64f 3170 if (!qemu_opts_parse(&qemu_device_opts, optarg, 1)) {
f31d07d1
GH		 3171 exit(1);
3172 }
a594cfbf 3173 break;
6a00d601 3174 case QEMU_OPTION_smp:
dc6b1c09 3175 smp_parse(optarg);
b2097003 3176 if (smp_cpus < 1) {
6a00d601
FB		 3177 fprintf(stderr, "Invalid number of CPUs\n");
3178 exit(1);
3179 }
6be68d7e
JS		 3180 if (max_cpus < smp_cpus) {
3181 fprintf(stderr, "maxcpus must be equal to or greater than "
3182 "smp\n");
3183 exit(1);
3184 }
3185 if (max_cpus > 255) {
3186 fprintf(stderr, "Unsupported number of maxcpus\n");
3187 exit(1);
3188 }
6a00d601 3189 break;
24236869 3190 case QEMU_OPTION_vnc:
993fbfdb 3191 display_type = DT_VNC;
73fc9742 3192 vnc_display = optarg;
24236869 3193 break;
6515b203
FB		 3194 case QEMU_OPTION_no_acpi:
3195 acpi_enabled = 0;
3196 break;
16b29ae1
AL		 3197 case QEMU_OPTION_no_hpet:
3198 no_hpet = 1;
3199 break;
7d4c3d53
MA		 3200 case QEMU_OPTION_balloon:
3201 if (balloon_parse(optarg) < 0) {
3202 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3203 exit(1);
3204 }
df97b920 3205 break;
d1beab82
FB		 3206 case QEMU_OPTION_no_reboot:
3207 no_reboot = 1;
3208 break;
b2f76161
AJ		 3209 case QEMU_OPTION_no_shutdown:
3210 no_shutdown = 1;
3211 break;
9467cd46
AZ		 3212 case QEMU_OPTION_show_cursor:
3213 cursor_hide = 0;
3214 break;
8fcb1b90
BS		 3215 case QEMU_OPTION_uuid:
3216 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3217 fprintf(stderr, "Fail to parse UUID string."
3218 " Wrong format.\n");
3219 exit(1);
3220 }
3221 break;
5824d651 3222#ifndef _WIN32
71e3ceb8
TS		 3223 case QEMU_OPTION_daemonize:
3224 daemonize = 1;
3225 break;
5824d651 3226#endif
9ae02555
TS		 3227 case QEMU_OPTION_option_rom:
3228 if (nb_option_roms >= MAX_OPTION_ROMS) {
3229 fprintf(stderr, "Too many option ROMs\n");
3230 exit(1);
3231 }
3232 option_rom[nb_option_roms] = optarg;
3233 nb_option_roms++;
3234 break;
8e71621f
PB		 3235 case QEMU_OPTION_semihosting:
3236 semihosting_enabled = 1;
3237 break;
c35734b2 3238 case QEMU_OPTION_name:
1889465a
AK		 3239 qemu_name = qemu_strdup(optarg);
3240 {
3241 char *p = strchr(qemu_name, ',');
3242 if (p != NULL) {
3243 *p++ = 0;
3244 if (strncmp(p, "process=", 8)) {
3245 fprintf(stderr, "Unknown subargument %s to -name", p);
3246 exit(1);
3247 }
3248 p += 8;
3249 set_proc_name(p);
3250 }
3251 }
c35734b2 3252 break;
66508601
BS		 3253 case QEMU_OPTION_prom_env:
3254 if (nb_prom_envs >= MAX_PROM_ENVS) {
3255 fprintf(stderr, "Too many prom variables\n");
3256 exit(1);
3257 }
3258 prom_envs[nb_prom_envs] = optarg;
3259 nb_prom_envs++;
3260 break;
2b8f2d41
AZ		 3261 case QEMU_OPTION_old_param:
3262 old_param = 1;
05ebd537 3263 break;
f3dcfada
TS		 3264 case QEMU_OPTION_clock:
3265 configure_alarms(optarg);
3266 break;
7e0af5d0 3267 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3268 configure_rtc_date_offset(optarg, 1);
3269 break;
3270 case QEMU_OPTION_rtc:
8212c64f 3271 opts = qemu_opts_parse(&qemu_rtc_opts, optarg, 0);
1ed2fc1f 3272 if (!opts) {
1ed2fc1f 3273 exit(1);
7e0af5d0 3274 }
1ed2fc1f 3275 configure_rtc(opts);
7e0af5d0 3276 break;
26a5f13b
FB		 3277 case QEMU_OPTION_tb_size:
3278 tb_size = strtol(optarg, NULL, 0);
3279 if (tb_size < 0)
3280 tb_size = 0;
3281 break;
2e70f6ef 3282 case QEMU_OPTION_icount:
4e3de9e9 3283 icount_option = optarg;
2e70f6ef 3284 break;
5bb7910a
AL		 3285 case QEMU_OPTION_incoming:
3286 incoming = optarg;
3287 break;
d8c208dd
GH		 3288 case QEMU_OPTION_nodefaults:
3289 default_serial = 0;
3290 default_parallel = 0;
aee1b935 3291 default_virtcon = 0;
d8c208dd
GH		 3292 default_monitor = 0;
3293 default_vga = 0;
cb4522cc 3294 default_net = 0;
ac33f8fa
GH		 3295 default_floppy = 0;
3296 default_cdrom = 0;
3297 default_sdcard = 0;
d8c208dd 3298 break;
5824d651 3299#ifndef _WIN32
0858532e
AL		 3300 case QEMU_OPTION_chroot:
3301 chroot_dir = optarg;
3302 break;
3303 case QEMU_OPTION_runas:
3304 run_as = optarg;
3305 break;
e37630ca 3306#endif
e37630ca 3307 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3308 if (!(xen_available())) {
3309 printf("Option %s not supported for this target\n", popt->name);
3310 exit(1);
3311 }
e37630ca
AL		 3312 xen_domid = atoi(optarg);
3313 break;
3314 case QEMU_OPTION_xen_create:
ad96090a
BS		 3315 if (!(xen_available())) {
3316 printf("Option %s not supported for this target\n", popt->name);
3317 exit(1);
3318 }
e37630ca
AL		 3319 xen_mode = XEN_CREATE;
3320 break;
3321 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3322 if (!(xen_available())) {
3323 printf("Option %s not supported for this target\n", popt->name);
3324 exit(1);
3325 }
e37630ca
AL		 3326 xen_mode = XEN_ATTACH;
3327 break;
715a664a
GH		 3328 case QEMU_OPTION_readconfig:
3329 {
3330 FILE *fp;
3331 fp = fopen(optarg, "r");
3332 if (fp == NULL) {
3333 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3334 exit(1);
3335 }
cf5a65aa 3336 if (qemu_config_parse(fp, optarg) != 0) {
715a664a
GH		 3337 exit(1);
3338 }
3339 fclose(fp);
3340 break;
3341 }
3342 case QEMU_OPTION_writeconfig:
3343 {
3344 FILE *fp;
3345 if (strcmp(optarg, "-") == 0) {
3346 fp = stdout;
3347 } else {
3348 fp = fopen(optarg, "w");
3349 if (fp == NULL) {
3350 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3351 exit(1);
3352 }
3353 }
3354 qemu_config_write(fp);
3355 fclose(fp);
3356 break;
3357 }
cd6f1169 3358 }
0824d6fc
FB		 3359 }
3360 }
0f0bc3f1 3361 loc_set_none();
330d0414 3362
5cea8590
PB		 3363 /* If no data_dir is specified then try to find it relative to the
3364 executable path. */
3365 if (!data_dir) {
3366 data_dir = find_datadir(argv[0]);
3367 }
3368 /* If all else fails use the install patch specified when building. */
3369 if (!data_dir) {
3370 data_dir = CONFIG_QEMU_SHAREDIR;
3371 }
3372
6be68d7e
JS		 3373 /*
3374 * Default to max_cpus = smp_cpus, in case the user doesn't
3375 * specify a max_cpus value.
3376 */
3377 if (!max_cpus)
3378 max_cpus = smp_cpus;
3379
3d878caa 3380 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL		 3381 if (smp_cpus > machine->max_cpus) {
3382 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3383 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3384 machine->max_cpus);
3385 exit(1);
3386 }
3387
998bbd74 3388 qemu_opts_foreach(&qemu_device_opts, default_driver_check, NULL, 0);
d8bcbabf 3389 qemu_opts_foreach(&qemu_global_opts, default_driver_check, NULL, 0);
998bbd74 3390
986c5f78
GH		 3391 if (machine->no_serial) {
3392 default_serial = 0;
3393 }
3394 if (machine->no_parallel) {
3395 default_parallel = 0;
3396 }
3397 if (!machine->use_virtcon) {
3398 default_virtcon = 0;
3399 }
3400 if (machine->no_vga) {
3401 default_vga = 0;
3402 }
ac33f8fa
GH		 3403 if (machine->no_floppy) {
3404 default_floppy = 0;
3405 }
3406 if (machine->no_cdrom) {
3407 default_cdrom = 0;
3408 }
3409 if (machine->no_sdcard) {
3410 default_sdcard = 0;
3411 }
986c5f78 3412
993fbfdb 3413 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 3414 if (default_parallel)
3415 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 3416 if (default_serial && default_monitor) {
3417 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 3418 } else if (default_virtcon && default_monitor) {
3419 add_device_config(DEV_VIRTCON, "mon:stdio");
e1c09175
GH		 3420 } else {
3421 if (default_serial)
3422 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 3423 if (default_virtcon)
3424 add_device_config(DEV_VIRTCON, "stdio");
e1c09175 3425 if (default_monitor)
6ca5582d 3426 monitor_parse("stdio", "readline");
e1c09175 3427 }
998bbd74
GH		 3428 } else {
3429 if (default_serial)
3430 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 3431 if (default_parallel)
3432 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3433 if (default_monitor)
6ca5582d 3434 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 3435 if (default_virtcon)
3436 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
bc0129d9 3437 }
64465297
GH		 3438 if (default_vga)
3439 vga_interface_type = VGA_CIRRUS;
bc0129d9 3440
1a688d3b
GH		 3441 if (qemu_opts_foreach(&qemu_chardev_opts, chardev_init_func, NULL, 1) != 0)
3442 exit(1);
3443
71e3ceb8 3444#ifndef _WIN32
71e3ceb8
TS		 3445 if (daemonize) {
3446 pid_t pid;
3447
3448 if (pipe(fds) == -1)
3449 exit(1);
3450
3451 pid = fork();
3452 if (pid > 0) {
3453 uint8_t status;
3454 ssize_t len;
3455
3456 close(fds[1]);
3457
3458 again:
93815bc2
TS		 3459 len = read(fds[0], &status, 1);
3460 if (len == -1 && (errno == EINTR))
3461 goto again;
3462
3463 if (len != 1)
3464 exit(1);
3465 else if (status == 1) {
850810d0 3466 fprintf(stderr, "Could not acquire pidfile: %s\n", strerror(errno));
93815bc2
TS		 3467 exit(1);
3468 } else
3469 exit(0);
71e3ceb8 3470 } else if (pid < 0)
93815bc2 3471 exit(1);
71e3ceb8 3472
40ff6d7e
KW		 3473 close(fds[0]);
3474 qemu_set_cloexec(fds[1]);
3475
71e3ceb8
TS		 3476 setsid();
3477
3478 pid = fork();
3479 if (pid > 0)
3480 exit(0);
3481 else if (pid < 0)
3482 exit(1);
3483
3484 umask(027);
71e3ceb8
TS		 3485
3486 signal(SIGTSTP, SIG_IGN);
3487 signal(SIGTTOU, SIG_IGN);
3488 signal(SIGTTIN, SIG_IGN);
3489 }
099fe236 3490#endif
71e3ceb8 3491
aa26bb2d 3492 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
099fe236 3493#ifndef _WIN32
93815bc2
TS		 3494 if (daemonize) {
3495 uint8_t status = 1;
dc330e28
KS		 3496 if (write(fds[1], &status, 1) != 1) {
3497 perror("daemonize. Writing to pipe\n");
3498 }
93815bc2 3499 } else
099fe236 3500#endif
850810d0 3501 fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
93815bc2
TS		 3502 exit(1);
3503 }
3504
98c8573e
PB		 3505 if (kvm_allowed) {
3506 int ret = kvm_init(smp_cpus);
214910a7 3507 if (ret < 0) {
98c8573e
PB		 3508 if (!kvm_available()) {
3509 printf("KVM not supported for this target\n");
3510 } else {
3511 fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
3512 }
214910a7
MT		 3513 exit(1);
3514 }
3515 }
3516
3fcf7b6b
AL		 3517 if (qemu_init_main_loop()) {
3518 fprintf(stderr, "qemu_init_main_loop failed\n");
3519 exit(1);
3520 }
a20dd508 3521 linux_boot = (kernel_filename != NULL);
6c41b272 3522
f8d39c01
TS		 3523 if (!linux_boot && *kernel_cmdline != '\0') {
3524 fprintf(stderr, "-append only allowed with -kernel option\n");
3525 exit(1);
3526 }
3527
3528 if (!linux_boot && initrd_filename != NULL) {
3529 fprintf(stderr, "-initrd only allowed with -kernel option\n");
3530 exit(1);
3531 }
3532
bf65f53f
FN		 3533#ifndef _WIN32
3534 /* Win32 doesn't support line-buffering and requires size >= 2 */
b118d61e 3535 setvbuf(stdout, NULL, _IOLBF, 0);
bf65f53f 3536#endif
3b46e624 3537
7183b4b4
AL		 3538 if (init_timer_alarm() < 0) {
3539 fprintf(stderr, "could not initialize alarm timer\n");
3540 exit(1);
3541 }
4e3de9e9 3542 configure_icount(icount_option);
634fce96 3543
fd1dff4b 3544 socket_init();
fd1dff4b 3545
dc1c9fe8
MM		 3546 if (net_init_clients() < 0) {
3547 exit(1);
702c651c 3548 }
f1510b2c 3549
dc72ac14 3550 /* init the bluetooth world */
bd3c948d
GH		 3551 if (foreach_device_config(DEV_BT, bt_parse))
3552 exit(1);
dc72ac14 3553
0824d6fc 3554 /* init the memory */
94a6b54f
PB		 3555 if (ram_size == 0)
3556 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
9ae02555 3557
26a5f13b
FB		 3558 /* init the dynamic translator */
3559 cpu_exec_init_all(tb_size * 1024 * 1024);
3560
eb852011 3561 bdrv_init_with_whitelist();
c4b1fcc0 3562
c163b5ca
LS		 3563 blk_mig_init();
3564
ac33f8fa 3565 if (default_cdrom) {
aa40fc9c
GH		 3566 /* we always create the cdrom drive, even if no disk is there */
3567 drive_add(NULL, CDROM_ALIAS);
ac33f8fa 3568 }
c4b1fcc0 3569
ac33f8fa 3570 if (default_floppy) {
aa40fc9c
GH		 3571 /* we always create at least one floppy */
3572 drive_add(NULL, FD_ALIAS, 0);
ac33f8fa 3573 }
86f55663 3574
ac33f8fa 3575 if (default_sdcard) {
aa40fc9c
GH		 3576 /* we always create one sd slot, even if no card is in it */
3577 drive_add(NULL, SD_ALIAS);
3578 }
9d413d1d 3579
e4bcb14c 3580 /* open the virtual block devices */
9dfd7c7a 3581 if (snapshot)
7282a033
GH		 3582 qemu_opts_foreach(&qemu_drive_opts, drive_enable_snapshot, NULL, 0);
3583 if (qemu_opts_foreach(&qemu_drive_opts, drive_init_func, machine, 1) != 0)
9dfd7c7a 3584 exit(1);
3e3d5815 3585
c163b5ca
LS		 3586 register_savevm_live("ram", 0, 3, NULL, ram_save_live, NULL,
3587 ram_load, NULL);
8a7ddc38 3588
268a362c
AL		 3589 if (nb_numa_nodes > 0) {
3590 int i;
3591
3592 if (nb_numa_nodes > smp_cpus) {
3593 nb_numa_nodes = smp_cpus;
3594 }
3595
3596 /* If no memory size if given for any node, assume the default case
3597 * and distribute the available memory equally across all nodes
3598 */
3599 for (i = 0; i < nb_numa_nodes; i++) {
3600 if (node_mem[i] != 0)
3601 break;
3602 }
3603 if (i == nb_numa_nodes) {
3604 uint64_t usedmem = 0;
3605
3606 /* On Linux, the each node's border has to be 8MB aligned,
3607 * the final node gets the rest.
3608 */
3609 for (i = 0; i < nb_numa_nodes - 1; i++) {
3610 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3611 usedmem += node_mem[i];
3612 }
3613 node_mem[i] = ram_size - usedmem;
3614 }
3615
3616 for (i = 0; i < nb_numa_nodes; i++) {
3617 if (node_cpumask[i] != 0)
3618 break;
3619 }
3620 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3621 * must cope with this anyway, because there are BIOSes out there in
3622 * real machines which also use this scheme.
3623 */
3624 if (i == nb_numa_nodes) {
3625 for (i = 0; i < smp_cpus; i++) {
3626 node_cpumask[i % nb_numa_nodes] |= 1 << i;
3627 }
3628 }
3629 }
3630
998bbd74
GH		 3631 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3632 exit(1);
6a5e8b0e
GH		 3633 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3634 exit(1);
aee1b935
GH		 3635 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3636 exit(1);
c9f398e5
PA		 3637 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3638 exit(1);
2796dae0 3639
aae9460e
PB		 3640 module_call_init(MODULE_INIT_DEVICE);
3641
ff952ba2
MA		 3642 if (qemu_opts_foreach(&qemu_device_opts, device_help_func, NULL, 0) != 0)
3643 exit(0);
3644
09aaa160
MA		 3645 if (watchdog) {
3646 i = select_watchdog(watchdog);
3647 if (i > 0)
3648 exit (i == 1 ? 1 : 0);
3649 }
3650
b6b61144 3651 if (machine->compat_props) {
458fb679 3652 qdev_prop_register_global_list(machine->compat_props);
b6b61144 3653 }
d0fef6fb
GH		 3654 qemu_add_globals();
3655
fbe1b595 3656 machine->init(ram_size, boot_devices,
3023f332
AL		 3657 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3658
ea375f9a 3659 cpu_synchronize_all_post_init();
268a362c 3660
67b3b71d
JQ		 3661#ifndef _WIN32
3662 /* must be after terminal init, SDL library changes signal handlers */
3663 sighandler_setup();
3664#endif
3665
87d0a28e 3666 set_numa_modes();
268a362c 3667
6f338c34
AL		 3668 current_machine = machine;
3669
3023f332
AL		 3670 /* init USB devices */
3671 if (usb_enabled) {
0752706d
MA		 3672 if (foreach_device_config(DEV_USB, usb_parse) < 0)
3673 exit(1);
3023f332
AL		 3674 }
3675
bd3c948d 3676 /* init generic devices */
f31d07d1 3677 if (qemu_opts_foreach(&qemu_device_opts, device_init_func, NULL, 1) != 0)
bd3c948d
GH		 3678 exit(1);
3679
668680f7
MA		 3680 net_check_clients();
3681
3023f332 3682 /* just use the first displaystate for the moment */
b473df6e 3683 ds = get_displaystate();
993fbfdb
AL		 3684
3685 if (display_type == DT_DEFAULT) {
3686#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3687 display_type = DT_SDL;
3688#else
3689 display_type = DT_VNC;
3690 vnc_display = "localhost:0,to=99";
3691 show_vnc_port = 1;
3692#endif
3693 }
3694
3695
3696 switch (display_type) {
3697 case DT_NOGRAPHIC:
3698 break;
4d3b6f6e 3699#if defined(CONFIG_CURSES)
993fbfdb
AL		 3700 case DT_CURSES:
3701 curses_display_init(ds, full_screen);
3702 break;
4d3b6f6e 3703#endif
5b0753e0 3704#if defined(CONFIG_SDL)
993fbfdb
AL		 3705 case DT_SDL:
3706 sdl_display_init(ds, full_screen, no_frame);
3707 break;
5b0753e0 3708#elif defined(CONFIG_COCOA)
993fbfdb
AL		 3709 case DT_SDL:
3710 cocoa_display_init(ds, full_screen);
3711 break;
313aa567 3712#endif
993fbfdb
AL		 3713 case DT_VNC:
3714 vnc_display_init(ds);
3715 if (vnc_display_open(ds, vnc_display) < 0)
3716 exit(1);
f92f8afe 3717
993fbfdb
AL		 3718 if (show_vnc_port) {
3719 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 3720 }
993fbfdb
AL		 3721 break;
3722 default:
3723 break;
313aa567 3724 }
7d957bd8 3725 dpy_resize(ds);
5b08fc10 3726
3023f332
AL		 3727 dcl = ds->listeners;
3728 while (dcl != NULL) {
3729 if (dcl->dpy_refresh != NULL) {
3730 ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds);
3731 qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock));
20d8a3ed 3732 }
3023f332 3733 dcl = dcl->next;
20d8a3ed 3734 }
3023f332 3735
993fbfdb 3736 if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) {
9043b62d
BS		 3737 nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
3738 qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock));
3739 }
3740
b473df6e 3741 text_consoles_set_display(ds);
2796dae0 3742
88589343
GH		 3743 if (qemu_opts_foreach(&qemu_mon_opts, mon_init_func, NULL, 1) != 0)
3744 exit(1);
82c643ff 3745
59030a8c
AL		 3746 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3747 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3748 gdbstub_dev);
3749 exit(1);
45669e00 3750 }
45669e00 3751
3418bd25
GH		 3752 qdev_machine_creation_done();
3753
15ff7705
GH		 3754 if (rom_load_all() != 0) {
3755 fprintf(stderr, "rom loading failed\n");
3756 exit(1);
3757 }
45a50b16 3758
504c2948 3759 qemu_system_reset();
05f2401e 3760 if (loadvm) {
03cd4655 3761 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 3762 autostart = 0;
3763 }
3764 }
d63d307f 3765
2bb8c10c 3766 if (incoming) {
5bb7910a 3767 qemu_start_incoming_migration(incoming);
6b99dadc 3768 } else if (autostart) {
c0f4ce77 3769 vm_start();
6b99dadc 3770 }
ffd843bc 3771
b9e82a59 3772#ifndef _WIN32
71e3ceb8
TS		 3773 if (daemonize) {
3774 uint8_t status = 0;
3775 ssize_t len;
71e3ceb8
TS		 3776
3777 again1:
3778 len = write(fds[1], &status, 1);
3779 if (len == -1 && (errno == EINTR))
3780 goto again1;
3781
3782 if (len != 1)
3783 exit(1);
3784
dc330e28
KS		 3785 if (chdir("/")) {
3786 perror("not able to chdir to /");
3787 exit(1);
3788 }
40ff6d7e 3789 TFR(fd = qemu_open("/dev/null", O_RDWR));
71e3ceb8
TS		 3790 if (fd == -1)
3791 exit(1);
0858532e 3792 }
71e3ceb8 3793
0858532e
AL		 3794 if (run_as) {
3795 pwd = getpwnam(run_as);
3796 if (!pwd) {
3797 fprintf(stderr, "User \"%s\" doesn't exist\n", run_as);
3798 exit(1);
3799 }
3800 }
3801
3802 if (chroot_dir) {
3803 if (chroot(chroot_dir) < 0) {
3804 fprintf(stderr, "chroot failed\n");
3805 exit(1);
3806 }
dc330e28
KS		 3807 if (chdir("/")) {
3808 perror("not able to chdir to /");
3809 exit(1);
3810 }
0858532e
AL		 3811 }
3812
3813 if (run_as) {
3814 if (setgid(pwd->pw_gid) < 0) {
3815 fprintf(stderr, "Failed to setgid(%d)\n", pwd->pw_gid);
3816 exit(1);
3817 }
3818 if (setuid(pwd->pw_uid) < 0) {
3819 fprintf(stderr, "Failed to setuid(%d)\n", pwd->pw_uid);
3820 exit(1);
3821 }
3822 if (setuid(0) != -1) {
3823 fprintf(stderr, "Dropping privileges failed\n");
3824 exit(1);
3825 }
3826 }
0858532e
AL		 3827
3828 if (daemonize) {
3829 dup2(fd, 0);
3830 dup2(fd, 1);
3831 dup2(fd, 2);
71e3ceb8 3832
0858532e 3833 close(fd);
71e3ceb8 3834 }
b9e82a59 3835#endif
71e3ceb8 3836
8a7ddc38 3837 main_loop();
40c3bac3 3838 quit_timers();
63a01ef8 3839 net_cleanup();
b46a8906 3840
0824d6fc
FB		 3841 return 0;
3842}
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