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usb-linux: only cleanup in host_close when host_open was successful.
[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>
67b915a5 37#include <sys/times.h>
f1510b2c 38#include <sys/wait.h>
67b915a5 39#include <termios.h>
67b915a5 40#include <sys/mman.h>
f1510b2c 41#include <sys/ioctl.h>
24646c7e 42#include <sys/resource.h>
f1510b2c 43#include <sys/socket.h>
c94c8d64 44#include <netinet/in.h>
24646c7e 45#include <net/if.h>
24646c7e 46#include <arpa/inet.h>
9d728e8c 47#include <dirent.h>
7c9d8e07 48#include <netdb.h>
cb4b976b 49#include <sys/select.h>
ab6540d5 50
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>
bd494f4c 63
e57a8c0e 64#include <linux/ppdev.h>
5867c88a 65#include <linux/parport.h>
223f0d72
BS		 66#endif
67#ifdef __sun__
d5d10bc3
TS		 68#include <sys/stat.h>
69#include <sys/ethernet.h>
70#include <sys/sockio.h>
d5d10bc3 71#include <netinet/arp.h>
d5d10bc3
TS		 72#include <netinet/in_systm.h>
73#include <netinet/ip.h>
74#include <netinet/ip_icmp.h> // must come after ip.h
75#include <netinet/udp.h>
76#include <netinet/tcp.h>
77#include <net/if.h>
78#include <syslog.h>
79#include <stropts.h>
67b915a5 80#endif
7d3505c5 81#endif
ec530c81 82#endif
67b915a5 83
9892fbfb
BS		 84#if defined(__OpenBSD__)
85#include <util.h>
86#endif
87
8a16d273
TS		 88#if defined(CONFIG_VDE)
89#include <libvdeplug.h>
90#endif
91
67b915a5 92#ifdef _WIN32
49dc768d 93#include <windows.h>
67b915a5
FB		 94#endif
95
73332e5c 96#ifdef CONFIG_SDL
59a36a2f 97#if defined(__APPLE__) || defined(main)
6693665a 98#include <SDL.h>
880fec5d 99int qemu_main(int argc, char **argv, char **envp);
100int main(int argc, char **argv)
101{
59a36a2f 102 return qemu_main(argc, argv, NULL);
880fec5d 103}
104#undef main
105#define main qemu_main
96bcd4f8 106#endif
73332e5c 107#endif /* CONFIG_SDL */
0824d6fc 108
5b0753e0
FB		 109#ifdef CONFIG_COCOA
110#undef main
111#define main qemu_main
112#endif /* CONFIG_COCOA */
113
511d2b14
BS		 114#include "hw/hw.h"
115#include "hw/boards.h"
116#include "hw/usb.h"
117#include "hw/pcmcia.h"
118#include "hw/pc.h"
511d2b14
BS		 119#include "hw/isa.h"
120#include "hw/baum.h"
121#include "hw/bt.h"
9dd986cc 122#include "hw/watchdog.h"
b6f6e3d3 123#include "hw/smbios.h"
e37630ca 124#include "hw/xen.h"
bd3c948d 125#include "hw/qdev.h"
45a50b16 126#include "hw/loader.h"
5ef4efa4 127#include "bt-host.h"
511d2b14 128#include "net.h"
68ac40d2 129#include "net/slirp.h"
511d2b14
BS		 130#include "monitor.h"
131#include "console.h"
132#include "sysemu.h"
133#include "gdbstub.h"
134#include "qemu-timer.h"
135#include "qemu-char.h"
136#include "cache-utils.h"
137#include "block.h"
666daa68 138#include "blockdev.h"
c163b5ca 139#include "block-migration.h"
a718acec 140#include "dma.h"
511d2b14
BS		 141#include "audio/audio.h"
142#include "migration.h"
143#include "kvm.h"
d3f24367 144#include "qemu-option.h"
7282a033 145#include "qemu-config.h"
e78c48ec 146#include "qemu-objects.h"
59a5264b 147#include "qemu-options.h"
758e8e38 148#ifdef CONFIG_VIRTFS
74db920c
GS		 149#include "fsdev/qemu-fsdev.h"
150#endif
511d2b14 151
0824d6fc 152#include "disas.h"
fc01f7e7 153
511d2b14
BS		 154#include "qemu_socket.h"
155
d918f23e 156#include "slirp/libslirp.h"
511d2b14 157
94b0b5ff 158#include "trace.h"
0b5538c3 159#include "simpletrace.h"
72cf2d4f 160#include "qemu-queue.h"
296af7c9 161#include "cpus.h"
ad96090a 162#include "arch_init.h"
72cf2d4f 163
29b0040b
GH		 164#include "ui/qemu-spice.h"
165
9dc63a1e
BS		 166//#define DEBUG_NET
167//#define DEBUG_SLIRP
330d0414 168
1bfe856e 169#define DEFAULT_RAM_SIZE 128
313aa567 170
98b19252
AS		 171#define MAX_VIRTIO_CONSOLES 1
172
5cea8590 173static const char *data_dir;
1192dad8 174const char *bios_name = NULL;
cb5a7aa8 175enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 176DisplayType display_type = DT_DEFAULT;
6b62dc2d 177int display_remote = 0;
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;
8e84865e 188int incoming_expected; /* Started with -incoming and waiting for incoming */
f6503059
AZ		 189static int rtc_utc = 1;
190static int rtc_date_offset = -1; /* -1 means no change */
6875204c 191QEMUClock *rtc_clock;
64465297 192int vga_interface_type = VGA_NONE;
dbed7e40 193static int full_screen = 0;
634a21f6 194#ifdef CONFIG_SDL
dbed7e40 195static int no_frame = 0;
634a21f6 196#endif
667accab 197int no_quit = 0;
8d11df9e 198CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 199CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 200CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
a09db21f 201int win2k_install_hack = 0;
73822ec8 202int rtc_td_hack = 0;
bb36d470 203int usb_enabled = 0;
1b530a6d 204int singlestep = 0;
6a00d601 205int smp_cpus = 1;
6be68d7e 206int max_cpus = 0;
dc6b1c09
AP		 207int smp_cores = 1;
208int smp_threads = 1;
821601ea 209#ifdef CONFIG_VNC
73fc9742 210const char *vnc_display;
821601ea 211#endif
6515b203 212int acpi_enabled = 1;
16b29ae1 213int no_hpet = 0;
52ca8d6a 214int fd_bootchk = 1;
d1beab82 215int no_reboot = 0;
b2f76161 216int no_shutdown = 0;
9467cd46 217int cursor_hide = 1;
a171fe39 218int graphic_rotate = 0;
6b35e7bf 219uint8_t irq0override = 1;
09aaa160 220const char *watchdog;
2e55e842 221QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 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
1ca4d09a
GN		 232typedef struct FWBootEntry FWBootEntry;
233
234struct FWBootEntry {
235 QTAILQ_ENTRY(FWBootEntry) link;
236 int32_t bootindex;
237 DeviceState *dev;
238 char *suffix;
239};
240
241QTAILQ_HEAD(, FWBootEntry) fw_boot_order = QTAILQ_HEAD_INITIALIZER(fw_boot_order);
242
268a362c
AL		 243int nb_numa_nodes;
244uint64_t node_mem[MAX_NODES];
245uint64_t node_cpumask[MAX_NODES];
246
9043b62d 247static QEMUTimer *nographic_timer;
ee5605e5 248
8fcb1b90
BS		 249uint8_t qemu_uuid[16];
250
76e30d0f
JK		 251static QEMUBootSetHandler *boot_set_handler;
252static void *boot_set_opaque;
253
fd42deeb
GH		 254static NotifierList exit_notifiers =
255 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
256
4cab946a
GN		 257static NotifierList machine_init_done_notifiers =
258 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
259
303d4e86 260static int tcg_allowed = 1;
d745bef8 261int kvm_allowed = 0;
3285cf4f 262int xen_allowed = 0;
d745bef8
BS		 263uint32_t xen_domid;
264enum xen_mode xen_mode = XEN_EMULATE;
265
998bbd74 266static int default_serial = 1;
6a5e8b0e 267static int default_parallel = 1;
986c5f78 268static int default_virtcon = 1;
abdeed06 269static int default_monitor = 1;
64465297 270static int default_vga = 1;
ac33f8fa
GH		 271static int default_floppy = 1;
272static int default_cdrom = 1;
273static int default_sdcard = 1;
998bbd74
GH		 274
275static struct {
276 const char *driver;
277 int *flag;
278} default_list[] = {
6a5e8b0e
GH		 279 { .driver = "isa-serial", .flag = &default_serial },
280 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 281 { .driver = "isa-fdc", .flag = &default_floppy },
af6bf132
MA		 282 { .driver = "ide-cd", .flag = &default_cdrom },
283 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 284 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 285 { .driver = "scsi-cd", .flag = &default_cdrom },
392ecf54
AS		 286 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
287 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
288 { .driver = "virtio-serial", .flag = &default_virtcon },
64465297 289 { .driver = "VGA", .flag = &default_vga },
69fd02ee
GH		 290 { .driver = "cirrus-vga", .flag = &default_vga },
291 { .driver = "vmware-svga", .flag = &default_vga },
0826c710 292 { .driver = "isa-vga", .flag = &default_vga },
42138043 293 { .driver = "qxl-vga", .flag = &default_vga },
998bbd74
GH		 294};
295
296static int default_driver_check(QemuOpts *opts, void *opaque)
297{
298 const char *driver = qemu_opt_get(opts, "driver");
299 int i;
300
301 if (!driver)
302 return 0;
303 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
304 if (strcmp(default_list[i].driver, driver) != 0)
305 continue;
306 *(default_list[i].flag) = 0;
307 }
308 return 0;
309}
310
8f0056b7
PB		 311/***********************************************************/
312/* real time host monotonic timer */
09b26c5e 313
f6503059
AZ		 314/***********************************************************/
315/* host time/date access */
316void qemu_get_timedate(struct tm *tm, int offset)
317{
318 time_t ti;
319 struct tm *ret;
320
321 time(&ti);
322 ti += offset;
323 if (rtc_date_offset == -1) {
324 if (rtc_utc)
325 ret = gmtime(&ti);
326 else
327 ret = localtime(&ti);
328 } else {
329 ti -= rtc_date_offset;
330 ret = gmtime(&ti);
331 }
332
333 memcpy(tm, ret, sizeof(struct tm));
334}
335
336int qemu_timedate_diff(struct tm *tm)
337{
338 time_t seconds;
339
340 if (rtc_date_offset == -1)
341 if (rtc_utc)
342 seconds = mktimegm(tm);
343 else
344 seconds = mktime(tm);
345 else
346 seconds = mktimegm(tm) + rtc_date_offset;
347
348 return seconds - time(NULL);
349}
350
80cd3478
LC		 351void rtc_change_mon_event(struct tm *tm)
352{
353 QObject *data;
354
355 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
356 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
357 qobject_decref(data);
358}
359
1ed2fc1f
JK		 360static void configure_rtc_date_offset(const char *startdate, int legacy)
361{
362 time_t rtc_start_date;
363 struct tm tm;
364
365 if (!strcmp(startdate, "now") && legacy) {
366 rtc_date_offset = -1;
367 } else {
368 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
369 &tm.tm_year,
370 &tm.tm_mon,
371 &tm.tm_mday,
372 &tm.tm_hour,
373 &tm.tm_min,
374 &tm.tm_sec) == 6) {
375 /* OK */
376 } else if (sscanf(startdate, "%d-%d-%d",
377 &tm.tm_year,
378 &tm.tm_mon,
379 &tm.tm_mday) == 3) {
380 tm.tm_hour = 0;
381 tm.tm_min = 0;
382 tm.tm_sec = 0;
383 } else {
384 goto date_fail;
385 }
386 tm.tm_year -= 1900;
387 tm.tm_mon--;
388 rtc_start_date = mktimegm(&tm);
389 if (rtc_start_date == -1) {
390 date_fail:
391 fprintf(stderr, "Invalid date format. Valid formats are:\n"
392 "'2006-06-17T16:01:21' or '2006-06-17'\n");
393 exit(1);
394 }
395 rtc_date_offset = time(NULL) - rtc_start_date;
396 }
397}
398
399static void configure_rtc(QemuOpts *opts)
400{
401 const char *value;
402
403 value = qemu_opt_get(opts, "base");
404 if (value) {
405 if (!strcmp(value, "utc")) {
406 rtc_utc = 1;
407 } else if (!strcmp(value, "localtime")) {
408 rtc_utc = 0;
409 } else {
410 configure_rtc_date_offset(value, 0);
411 }
412 }
6875204c
JK		 413 value = qemu_opt_get(opts, "clock");
414 if (value) {
415 if (!strcmp(value, "host")) {
416 rtc_clock = host_clock;
417 } else if (!strcmp(value, "vm")) {
418 rtc_clock = vm_clock;
419 } else {
420 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
421 exit(1);
422 }
423 }
1ed2fc1f
JK		 424 value = qemu_opt_get(opts, "driftfix");
425 if (value) {
7e4c0336 426 if (!strcmp(value, "slew")) {
1ed2fc1f 427 rtc_td_hack = 1;
7e4c0336 428 } else if (!strcmp(value, "none")) {
1ed2fc1f
JK		 429 rtc_td_hack = 0;
430 } else {
431 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
432 exit(1);
433 }
434 }
1ed2fc1f
JK		 435}
436
1ae26a18
AZ		 437/***********************************************************/
438/* Bluetooth support */
439static int nb_hcis;
440static int cur_hci;
441static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 442
1ae26a18
AZ		 443static struct bt_vlan_s {
444 struct bt_scatternet_s net;
445 int id;
446 struct bt_vlan_s *next;
447} *first_bt_vlan;
448
449/* find or alloc a new bluetooth "VLAN" */
674bb261 450static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
1ae26a18
AZ		 451{
452 struct bt_vlan_s **pvlan, *vlan;
453 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
454 if (vlan->id == id)
455 return &vlan->net;
456 }
457 vlan = qemu_mallocz(sizeof(struct bt_vlan_s));
458 vlan->id = id;
459 pvlan = &first_bt_vlan;
460 while (*pvlan != NULL)
461 pvlan = &(*pvlan)->next;
462 *pvlan = vlan;
463 return &vlan->net;
464}
465
466static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
467{
468}
469
470static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
471{
472 return -ENOTSUP;
473}
474
475static struct HCIInfo null_hci = {
476 .cmd_send = null_hci_send,
477 .sco_send = null_hci_send,
478 .acl_send = null_hci_send,
479 .bdaddr_set = null_hci_addr_set,
480};
481
482struct HCIInfo *qemu_next_hci(void)
483{
484 if (cur_hci == nb_hcis)
485 return &null_hci;
486
487 return hci_table[cur_hci++];
488}
489
dc72ac14
AZ		 490static struct HCIInfo *hci_init(const char *str)
491{
492 char *endp;
493 struct bt_scatternet_s *vlan = 0;
494
495 if (!strcmp(str, "null"))
496 /* null */
497 return &null_hci;
498 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
499 /* host[:hciN] */
500 return bt_host_hci(str[4] ? str + 5 : "hci0");
501 else if (!strncmp(str, "hci", 3)) {
502 /* hci[,vlan=n] */
503 if (str[3]) {
504 if (!strncmp(str + 3, ",vlan=", 6)) {
505 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
506 if (*endp)
507 vlan = 0;
508 }
509 } else
510 vlan = qemu_find_bt_vlan(0);
511 if (vlan)
512 return bt_new_hci(vlan);
513 }
514
515 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
516
517 return 0;
518}
519
520static int bt_hci_parse(const char *str)
521{
522 struct HCIInfo *hci;
c227f099 523 bdaddr_t bdaddr;
dc72ac14
AZ		 524
525 if (nb_hcis >= MAX_NICS) {
526 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
527 return -1;
528 }
529
530 hci = hci_init(str);
531 if (!hci)
532 return -1;
533
534 bdaddr.b[0] = 0x52;
535 bdaddr.b[1] = 0x54;
536 bdaddr.b[2] = 0x00;
537 bdaddr.b[3] = 0x12;
538 bdaddr.b[4] = 0x34;
539 bdaddr.b[5] = 0x56 + nb_hcis;
540 hci->bdaddr_set(hci, bdaddr.b);
541
542 hci_table[nb_hcis++] = hci;
543
544 return 0;
545}
546
547static void bt_vhci_add(int vlan_id)
548{
549 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
550
551 if (!vlan->slave)
552 fprintf(stderr, "qemu: warning: adding a VHCI to "
553 "an empty scatternet %i\n", vlan_id);
554
555 bt_vhci_init(bt_new_hci(vlan));
556}
557
558static struct bt_device_s *bt_device_add(const char *opt)
559{
560 struct bt_scatternet_s *vlan;
561 int vlan_id = 0;
562 char *endp = strstr(opt, ",vlan=");
563 int len = (endp ? endp - opt : strlen(opt)) + 1;
564 char devname[10];
565
566 pstrcpy(devname, MIN(sizeof(devname), len), opt);
567
568 if (endp) {
569 vlan_id = strtol(endp + 6, &endp, 0);
570 if (*endp) {
571 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
572 return 0;
573 }
574 }
575
576 vlan = qemu_find_bt_vlan(vlan_id);
577
578 if (!vlan->slave)
579 fprintf(stderr, "qemu: warning: adding a slave device to "
580 "an empty scatternet %i\n", vlan_id);
581
582 if (!strcmp(devname, "keyboard"))
583 return bt_keyboard_init(vlan);
584
585 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
586 return 0;
587}
588
589static int bt_parse(const char *opt)
590{
591 const char *endp, *p;
592 int vlan;
593
594 if (strstart(opt, "hci", &endp)) {
595 if (!*endp || *endp == ',') {
596 if (*endp)
597 if (!strstart(endp, ",vlan=", 0))
598 opt = endp + 1;
599
600 return bt_hci_parse(opt);
601 }
602 } else if (strstart(opt, "vhci", &endp)) {
603 if (!*endp || *endp == ',') {
604 if (*endp) {
605 if (strstart(endp, ",vlan=", &p)) {
606 vlan = strtol(p, (char **) &endp, 0);
607 if (*endp) {
608 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
609 return 1;
610 }
611 } else {
612 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
613 return 1;
614 }
615 } else
616 vlan = 0;
617
618 bt_vhci_add(vlan);
619 return 0;
620 }
621 } else if (strstart(opt, "device:", &endp))
622 return !bt_device_add(endp);
623
624 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
625 return 1;
626}
627
1ae26a18
AZ		 628/***********************************************************/
629/* QEMU Block devices */
630
2292ddae
MA		 631#define HD_OPTS "media=disk"
632#define CDROM_OPTS "media=cdrom"
633#define FD_OPTS ""
634#define PFLASH_OPTS ""
635#define MTD_OPTS ""
636#define SD_OPTS ""
e4bcb14c 637
9dfd7c7a
GH		 638static int drive_init_func(QemuOpts *opts, void *opaque)
639{
a803cb8e 640 int *use_scsi = opaque;
9dfd7c7a 641
319ae529 642 return drive_init(opts, *use_scsi) == NULL;
9dfd7c7a
GH		 643}
644
645static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
646{
647 if (NULL == qemu_opt_get(opts, "snapshot")) {
648 qemu_opt_set(opts, "snapshot", "on");
649 }
650 return 0;
651}
652
4e5d9b57
MA		 653static void default_drive(int enable, int snapshot, int use_scsi,
654 BlockInterfaceType type, int index,
655 const char *optstr)
656{
657 QemuOpts *opts;
658
659 if (type == IF_DEFAULT) {
660 type = use_scsi ? IF_SCSI : IF_IDE;
661 }
662
663 if (!enable || drive_get_by_index(type, index)) {
664 return;
665 }
666
667 opts = drive_add(type, index, NULL, optstr);
668 if (snapshot) {
669 drive_enable_snapshot(opts, NULL);
670 }
319ae529 671 if (!drive_init(opts, use_scsi)) {
4e5d9b57
MA		 672 exit(1);
673 }
674}
675
76e30d0f
JK		 676void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
677{
678 boot_set_handler = func;
679 boot_set_opaque = opaque;
680}
681
682int qemu_boot_set(const char *boot_devices)
683{
684 if (!boot_set_handler) {
685 return -EINVAL;
686 }
687 return boot_set_handler(boot_set_opaque, boot_devices);
688}
689
4e9e9d6e 690static void validate_bootdevices(char *devices)
ef3adf68
JK		 691{
692 /* We just do some generic consistency checks */
693 const char *p;
694 int bitmap = 0;
695
696 for (p = devices; *p != '\0'; p++) {
697 /* Allowed boot devices are:
698 * a-b: floppy disk drives
699 * c-f: IDE disk drives
700 * g-m: machine implementation dependant drives
701 * n-p: network devices
702 * It's up to each machine implementation to check if the given boot
703 * devices match the actual hardware implementation and firmware
704 * features.
705 */
706 if (*p < 'a' || *p > 'p') {
707 fprintf(stderr, "Invalid boot device '%c'\n", *p);
708 exit(1);
709 }
710 if (bitmap & (1 << (*p - 'a'))) {
711 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
712 exit(1);
713 }
714 bitmap |= 1 << (*p - 'a');
715 }
ef3adf68
JK		 716}
717
e0f084bf
JK		 718static void restore_boot_devices(void *opaque)
719{
720 char *standard_boot_devices = opaque;
37905d6a
AW		 721 static int first = 1;
722
723 /* Restore boot order and remove ourselves after the first boot */
724 if (first) {
725 first = 0;
726 return;
727 }
e0f084bf
JK		 728
729 qemu_boot_set(standard_boot_devices);
730
731 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
732 qemu_free(standard_boot_devices);
733}
734
1ca4d09a
GN		 735void add_boot_device_path(int32_t bootindex, DeviceState *dev,
736 const char *suffix)
737{
738 FWBootEntry *node, *i;
739
740 if (bootindex < 0) {
741 return;
742 }
743
744 assert(dev != NULL || suffix != NULL);
745
746 node = qemu_mallocz(sizeof(FWBootEntry));
747 node->bootindex = bootindex;
4fef930a 748 node->suffix = suffix ? qemu_strdup(suffix) : NULL;
1ca4d09a
GN		 749 node->dev = dev;
750
751 QTAILQ_FOREACH(i, &fw_boot_order, link) {
752 if (i->bootindex == bootindex) {
753 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
754 exit(1);
755 } else if (i->bootindex < bootindex) {
756 continue;
757 }
758 QTAILQ_INSERT_BEFORE(i, node, link);
759 return;
760 }
761 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
762}
763
962630f2
GN		 764/*
765 * This function returns null terminated string that consist of new line
71785aba 766 * separated device paths.
962630f2
GN		 767 *
768 * memory pointed by "size" is assigned total length of the array in bytes
769 *
770 */
771char *get_boot_devices_list(uint32_t *size)
772{
773 FWBootEntry *i;
774 uint32_t total = 0;
775 char *list = NULL;
776
777 QTAILQ_FOREACH(i, &fw_boot_order, link) {
778 char *devpath = NULL, *bootpath;
779 int len;
780
781 if (i->dev) {
782 devpath = qdev_get_fw_dev_path(i->dev);
783 assert(devpath);
784 }
785
786 if (i->suffix && devpath) {
4fd37a98
BS		 787 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
788
789 bootpath = qemu_malloc(bootpathlen);
790 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
962630f2
GN		 791 qemu_free(devpath);
792 } else if (devpath) {
793 bootpath = devpath;
794 } else {
4fef930a 795 bootpath = qemu_strdup(i->suffix);
962630f2
GN		 796 assert(bootpath);
797 }
798
799 if (total) {
800 list[total-1] = '\n';
801 }
802 len = strlen(bootpath) + 1;
803 list = qemu_realloc(list, total + len);
804 memcpy(&list[total], bootpath, len);
805 total += len;
806 qemu_free(bootpath);
807 }
808
809 *size = total;
810
811 return list;
812}
813
268a362c
AL		 814static void numa_add(const char *optarg)
815{
816 char option[128];
817 char *endptr;
818 unsigned long long value, endvalue;
819 int nodenr;
820
821 optarg = get_opt_name(option, 128, optarg, ',') + 1;
822 if (!strcmp(option, "node")) {
823 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
824 nodenr = nb_numa_nodes;
825 } else {
826 nodenr = strtoull(option, NULL, 10);
827 }
828
829 if (get_param_value(option, 128, "mem", optarg) == 0) {
830 node_mem[nodenr] = 0;
831 } else {
70b4f4bb 832 int64_t sval;
9f9b17a4
JS		 833 sval = strtosz(option, NULL);
834 if (sval < 0) {
835 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
836 exit(1);
268a362c 837 }
9f9b17a4 838 node_mem[nodenr] = sval;
268a362c
AL		 839 }
840 if (get_param_value(option, 128, "cpus", optarg) == 0) {
841 node_cpumask[nodenr] = 0;
842 } else {
843 value = strtoull(option, &endptr, 10);
844 if (value >= 64) {
845 value = 63;
846 fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
847 } else {
848 if (*endptr == '-') {
849 endvalue = strtoull(endptr+1, &endptr, 10);
850 if (endvalue >= 63) {
851 endvalue = 62;
852 fprintf(stderr,
853 "only 63 CPUs in NUMA mode supported.\n");
854 }
0dfbd514 855 value = (2ULL << endvalue) - (1ULL << value);
268a362c 856 } else {
0dfbd514 857 value = 1ULL << value;
268a362c
AL		 858 }
859 }
860 node_cpumask[nodenr] = value;
861 }
862 nb_numa_nodes++;
863 }
864 return;
865}
866
dc6b1c09
AP		 867static void smp_parse(const char *optarg)
868{
869 int smp, sockets = 0, threads = 0, cores = 0;
870 char *endptr;
871 char option[128];
872
873 smp = strtoul(optarg, &endptr, 10);
874 if (endptr != optarg) {
875 if (*endptr == ',') {
876 endptr++;
877 }
878 }
879 if (get_param_value(option, 128, "sockets", endptr) != 0)
880 sockets = strtoull(option, NULL, 10);
881 if (get_param_value(option, 128, "cores", endptr) != 0)
882 cores = strtoull(option, NULL, 10);
883 if (get_param_value(option, 128, "threads", endptr) != 0)
884 threads = strtoull(option, NULL, 10);
885 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
886 max_cpus = strtoull(option, NULL, 10);
887
888 /* compute missing values, prefer sockets over cores over threads */
889 if (smp == 0 || sockets == 0) {
890 sockets = sockets > 0 ? sockets : 1;
891 cores = cores > 0 ? cores : 1;
892 threads = threads > 0 ? threads : 1;
893 if (smp == 0) {
894 smp = cores * threads * sockets;
dc6b1c09
AP		 895 }
896 } else {
897 if (cores == 0) {
898 threads = threads > 0 ? threads : 1;
899 cores = smp / (sockets * threads);
900 } else {
dca98169 901 threads = smp / (cores * sockets);
dc6b1c09
AP		 902 }
903 }
904 smp_cpus = smp;
905 smp_cores = cores > 0 ? cores : 1;
906 smp_threads = threads > 0 ? threads : 1;
907 if (max_cpus == 0)
908 max_cpus = smp_cpus;
909}
910
a594cfbf
FB		 911/***********************************************************/
912/* USB devices */
913
fb08000c 914static int usb_device_add(const char *devname)
a594cfbf
FB		 915{
916 const char *p;
a5d2f727 917 USBDevice *dev = NULL;
a594cfbf 918
a5d2f727 919 if (!usb_enabled)
a594cfbf
FB		 920 return -1;
921
0958b4cc
GH		 922 /* drivers with .usbdevice_name entry in USBDeviceInfo */
923 dev = usbdevice_create(devname);
924 if (dev)
925 goto done;
926
a5d2f727 927 /* the other ones */
a594cfbf
FB		 928 if (strstart(devname, "host:", &p)) {
929 dev = usb_host_device_open(p);
dc72ac14
AZ		 930 } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
931 dev = usb_bt_init(devname[2] ? hci_init(p) :
932 bt_new_hci(qemu_find_bt_vlan(0)));
a594cfbf
FB		 933 } else {
934 return -1;
935 }
0d92ed30
PB		 936 if (!dev)
937 return -1;
938
a5d2f727 939done:
a594cfbf
FB		 940 return 0;
941}
942
1f3870ab
AL		 943static int usb_device_del(const char *devname)
944{
945 int bus_num, addr;
946 const char *p;
947
5d0c5750
AL		 948 if (strstart(devname, "host:", &p))
949 return usb_host_device_close(p);
950
a5d2f727 951 if (!usb_enabled)
1f3870ab
AL		 952 return -1;
953
954 p = strchr(devname, '.');
955 if (!p)
956 return -1;
957 bus_num = strtoul(devname, NULL, 0);
958 addr = strtoul(p + 1, NULL, 0);
959
a5d2f727 960 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 961}
962
bd3c948d
GH		 963static int usb_parse(const char *cmdline)
964{
59d1c1c2 965 int r;
fb08000c 966 r = usb_device_add(cmdline);
59d1c1c2
ST		 967 if (r < 0) {
968 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
969 }
970 return r;
bd3c948d
GH		 971}
972
d54908a5 973void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 974{
59d1c1c2 975 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 976 if (usb_device_add(devname) < 0) {
1ecda02b 977 error_report("could not add USB device '%s'", devname);
59d1c1c2 978 }
a594cfbf
FB		 979}
980
d54908a5 981void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 982{
59d1c1c2
ST		 983 const char *devname = qdict_get_str(qdict, "devname");
984 if (usb_device_del(devname) < 0) {
1ecda02b 985 error_report("could not delete USB device '%s'", devname);
59d1c1c2 986 }
a594cfbf
FB		 987}
988
201a51fc
AZ		 989/***********************************************************/
990/* PCMCIA/Cardbus */
991
992static struct pcmcia_socket_entry_s {
bc24a225 993 PCMCIASocket *socket;
201a51fc
AZ		 994 struct pcmcia_socket_entry_s *next;
995} *pcmcia_sockets = 0;
996
bc24a225 997void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 998{
999 struct pcmcia_socket_entry_s *entry;
1000
1001 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
1002 entry->socket = socket;
1003 entry->next = pcmcia_sockets;
1004 pcmcia_sockets = entry;
1005}
1006
bc24a225 1007void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1008{
1009 struct pcmcia_socket_entry_s *entry, **ptr;
1010
1011 ptr = &pcmcia_sockets;
1012 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1013 if (entry->socket == socket) {
1014 *ptr = entry->next;
1015 qemu_free(entry);
1016 }
1017}
1018
376253ec 1019void pcmcia_info(Monitor *mon)
201a51fc
AZ		 1020{
1021 struct pcmcia_socket_entry_s *iter;
376253ec 1022
201a51fc 1023 if (!pcmcia_sockets)
376253ec 1024 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1025
1026 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1027 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1028 iter->socket->attached ? iter->socket->card_string :
1029 "Empty");
201a51fc
AZ		 1030}
1031
cc1daa40
FB		 1032/***********************************************************/
1033/* machine registration */
1034
bdaf78e0 1035static QEMUMachine *first_machine = NULL;
6f338c34 1036QEMUMachine *current_machine = NULL;
cc1daa40
FB		 1037
1038int qemu_register_machine(QEMUMachine *m)
1039{
1040 QEMUMachine **pm;
1041 pm = &first_machine;
1042 while (*pm != NULL)
1043 pm = &(*pm)->next;
1044 m->next = NULL;
1045 *pm = m;
1046 return 0;
1047}
1048
9596ebb7 1049static QEMUMachine *find_machine(const char *name)
cc1daa40
FB		 1050{
1051 QEMUMachine *m;
1052
1053 for(m = first_machine; m != NULL; m = m->next) {
1054 if (!strcmp(m->name, name))
1055 return m;
3f6599e6
MM		 1056 if (m->alias && !strcmp(m->alias, name))
1057 return m;
cc1daa40
FB		 1058 }
1059 return NULL;
1060}
1061
0c257437
AL		 1062static QEMUMachine *find_default_machine(void)
1063{
1064 QEMUMachine *m;
1065
1066 for(m = first_machine; m != NULL; m = m->next) {
1067 if (m->is_default) {
1068 return m;
1069 }
1070 }
1071 return NULL;
1072}
1073
8a7ddc38
FB		 1074/***********************************************************/
1075/* main execution loop */
1076
9596ebb7 1077static void gui_update(void *opaque)
8a7ddc38 1078{
7d957bd8 1079 uint64_t interval = GUI_REFRESH_INTERVAL;
740733bb 1080 DisplayState *ds = opaque;
7d957bd8
AL		 1081 DisplayChangeListener *dcl = ds->listeners;
1082
62a2744c 1083 qemu_flush_coalesced_mmio_buffer();
7d957bd8
AL		 1084 dpy_refresh(ds);
1085
1086 while (dcl != NULL) {
1087 if (dcl->gui_timer_interval &&
1088 dcl->gui_timer_interval < interval)
1089 interval = dcl->gui_timer_interval;
1090 dcl = dcl->next;
1091 }
7bd427d8 1092 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
8a7ddc38
FB		 1093}
1094
9043b62d
BS		 1095static void nographic_update(void *opaque)
1096{
1097 uint64_t interval = GUI_REFRESH_INTERVAL;
1098
62a2744c 1099 qemu_flush_coalesced_mmio_buffer();
7bd427d8 1100 qemu_mod_timer(nographic_timer, interval + qemu_get_clock_ms(rt_clock));
9043b62d
BS		 1101}
1102
0bd48850
FB		 1103struct vm_change_state_entry {
1104 VMChangeStateHandler *cb;
1105 void *opaque;
72cf2d4f 1106 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1107};
1108
72cf2d4f 1109static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1110
1111VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1112 void *opaque)
1113{
1114 VMChangeStateEntry *e;
1115
1116 e = qemu_mallocz(sizeof (*e));
0bd48850
FB		 1117
1118 e->cb = cb;
1119 e->opaque = opaque;
72cf2d4f 1120 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1121 return e;
1122}
1123
1124void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1125{
72cf2d4f 1126 QLIST_REMOVE (e, entries);
0bd48850
FB		 1127 qemu_free (e);
1128}
1129
296af7c9 1130void vm_state_notify(int running, int reason)
0bd48850
FB		 1131{
1132 VMChangeStateEntry *e;
1133
94b0b5ff
SH		 1134 trace_vm_state_notify(running, reason);
1135
0bd48850 1136 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
9781e040 1137 e->cb(e->opaque, running, reason);
0bd48850
FB		 1138 }
1139}
1140
8a7ddc38
FB		 1141void vm_start(void)
1142{
1143 if (!vm_running) {
1144 cpu_enable_ticks();
1145 vm_running = 1;
9781e040 1146 vm_state_notify(1, 0);
d6dc3d42 1147 resume_all_vcpus();
6ed2c484 1148 monitor_protocol_event(QEVENT_RESUME, NULL);
8a7ddc38
FB		 1149 }
1150}
1151
bb0c6722
FB		 1152/* reset/shutdown handler */
1153
1154typedef struct QEMUResetEntry {
72cf2d4f 1155 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1156 QEMUResetHandler *func;
1157 void *opaque;
bb0c6722
FB		 1158} QEMUResetEntry;
1159
72cf2d4f
BS		 1160static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1161 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1162static int reset_requested;
f64622c4
GN		 1163static int shutdown_requested, shutdown_signal = -1;
1164static pid_t shutdown_pid;
3475187d 1165static int powerdown_requested;
8cf71710
JK		 1166static int debug_requested;
1167static int vmstop_requested;
bb0c6722 1168
1291eb35
AP		 1169int qemu_shutdown_requested_get(void)
1170{
1171 return shutdown_requested;
1172}
1173
1174int qemu_reset_requested_get(void)
1175{
1176 return reset_requested;
1177}
1178
cf7a2fe2
AJ		 1179int qemu_shutdown_requested(void)
1180{
1181 int r = shutdown_requested;
1182 shutdown_requested = 0;
1183 return r;
1184}
1185
f64622c4
GN		 1186void qemu_kill_report(void)
1187{
1188 if (shutdown_signal != -1) {
f1d3fb04
PM		 1189 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1190 if (shutdown_pid == 0) {
1191 /* This happens for eg ^C at the terminal, so it's worth
1192 * avoiding printing an odd message in that case.
1193 */
1194 fputc('\n', stderr);
1195 } else {
1196 fprintf(stderr, " from pid %d\n", shutdown_pid);
1197 }
f64622c4
GN		 1198 shutdown_signal = -1;
1199 }
1200}
1201
cf7a2fe2
AJ		 1202int qemu_reset_requested(void)
1203{
1204 int r = reset_requested;
1205 reset_requested = 0;
1206 return r;
1207}
1208
1209int qemu_powerdown_requested(void)
1210{
1211 int r = powerdown_requested;
1212 powerdown_requested = 0;
1213 return r;
1214}
1215
e568902a
AL		 1216static int qemu_debug_requested(void)
1217{
1218 int r = debug_requested;
1219 debug_requested = 0;
1220 return r;
1221}
1222
6e29f5da
AL		 1223static int qemu_vmstop_requested(void)
1224{
1225 int r = vmstop_requested;
1226 vmstop_requested = 0;
1227 return r;
1228}
1229
a08d4367 1230void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1231{
55ddfe8e 1232 QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
bb0c6722 1233
bb0c6722
FB		 1234 re->func = func;
1235 re->opaque = opaque;
72cf2d4f 1236 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1237}
1238
dda9b29f 1239void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1240{
1241 QEMUResetEntry *re;
1242
72cf2d4f 1243 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1244 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1245 QTAILQ_REMOVE(&reset_handlers, re, entry);
dda9b29f
JK		 1246 qemu_free(re);
1247 return;
1248 }
1249 }
1250}
1251
1252void qemu_system_reset(void)
1253{
1254 QEMUResetEntry *re, *nre;
1255
1256 /* reset all devices */
72cf2d4f 1257 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1258 re->func(re->opaque);
1259 }
81d9b784 1260 monitor_protocol_event(QEVENT_RESET, NULL);
ea375f9a 1261 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1262}
1263
1264void qemu_system_reset_request(void)
1265{
d1beab82
FB		 1266 if (no_reboot) {
1267 shutdown_requested = 1;
1268 } else {
1269 reset_requested = 1;
1270 }
b4a3d965 1271 cpu_stop_current();
d9f75a4e 1272 qemu_notify_event();
bb0c6722
FB		 1273}
1274
f64622c4
GN		 1275void qemu_system_killed(int signal, pid_t pid)
1276{
1277 shutdown_signal = signal;
1278 shutdown_pid = pid;
1279 qemu_system_shutdown_request();
1280}
1281
bb0c6722
FB		 1282void qemu_system_shutdown_request(void)
1283{
1284 shutdown_requested = 1;
d9f75a4e 1285 qemu_notify_event();
bb0c6722
FB		 1286}
1287
3475187d
FB		 1288void qemu_system_powerdown_request(void)
1289{
1290 powerdown_requested = 1;
d9f75a4e
AL		 1291 qemu_notify_event();
1292}
1293
8cf71710
JK		 1294void qemu_system_debug_request(void)
1295{
1296 debug_requested = 1;
83f338f7 1297 qemu_notify_event();
8cf71710
JK		 1298}
1299
1300void qemu_system_vmstop_request(int reason)
1301{
1302 vmstop_requested = reason;
1303 qemu_notify_event();
1304}
1305
d6f4ade2 1306void main_loop_wait(int nonblocking)
56f3a5d0 1307{
56f3a5d0
AL		 1308 fd_set rfds, wfds, xfds;
1309 int ret, nfds;
1310 struct timeval tv;
d6f4ade2 1311 int timeout;
56f3a5d0 1312
d6f4ade2
PB		 1313 if (nonblocking)
1314 timeout = 0;
1315 else {
1316 timeout = qemu_calculate_timeout();
1317 qemu_bh_update_timeout(&timeout);
1318 }
56f3a5d0 1319
0d93ca7c 1320 os_host_main_loop_wait(&timeout);
56f3a5d0 1321
02981419
PB		 1322 tv.tv_sec = timeout / 1000;
1323 tv.tv_usec = (timeout % 1000) * 1000;
1324
fd1dff4b
FB		 1325 /* poll any events */
1326 /* XXX: separate device handlers from system ones */
6abfbd79 1327 nfds = -1;
fd1dff4b
FB		 1328 FD_ZERO(&rfds);
1329 FD_ZERO(&wfds);
e035649e 1330 FD_ZERO(&xfds);
02981419 1331 qemu_iohandler_fill(&nfds, &rfds, &wfds, &xfds);
d918f23e
JK		 1332 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1333
4870852c 1334 qemu_mutex_unlock_iothread();
e035649e 1335 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
4870852c 1336 qemu_mutex_lock_iothread();
d918f23e 1337
02981419 1338 qemu_iohandler_poll(&rfds, &wfds, &xfds, ret);
d918f23e 1339 slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
b4608c04 1340
b6964827 1341 qemu_run_all_timers();
21d5d12b 1342
423f0742
PB		 1343 /* Check bottom-halves last in case any of the earlier events triggered
1344 them. */
1345 qemu_bh_poll();
3b46e624 1346
5905b2e5
FB		 1347}
1348
46481d39
JK		 1349#ifndef CONFIG_IOTHREAD
1350static int vm_request_pending(void)
43b96858 1351{
46481d39
JK		 1352 return powerdown_requested ||
1353 reset_requested ||
1354 shutdown_requested ||
1355 debug_requested ||
1356 vmstop_requested;
43b96858 1357}
46481d39 1358#endif
43b96858 1359
d9c32310
BS		 1360qemu_irq qemu_system_powerdown;
1361
43b96858
AL		 1362static void main_loop(void)
1363{
8e1b90ec
JK		 1364 bool nonblocking = false;
1365#ifdef CONFIG_PROFILER
1366 int64_t ti;
1367#endif
6e29f5da 1368 int r;
e6e35b1e 1369
7277e027 1370 qemu_main_loop_start();
d6dc3d42 1371
6e29f5da 1372 for (;;) {
d6dc3d42 1373#ifndef CONFIG_IOTHREAD
46481d39
JK		 1374 nonblocking = cpu_exec_all();
1375 if (vm_request_pending()) {
1376 nonblocking = true;
1377 }
d6dc3d42 1378#endif
89bfc105 1379#ifdef CONFIG_PROFILER
46481d39 1380 ti = profile_getclock();
89bfc105 1381#endif
46481d39 1382 main_loop_wait(nonblocking);
89bfc105 1383#ifdef CONFIG_PROFILER
46481d39 1384 dev_time += profile_getclock() - ti;
89bfc105 1385#endif
43b96858 1386
8cf71710
JK		 1387 if (qemu_debug_requested()) {
1388 vm_stop(VMSTOP_DEBUG);
b1a15e7e 1389 }
43b96858 1390 if (qemu_shutdown_requested()) {
f64622c4 1391 qemu_kill_report();
242cd003 1392 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
43b96858 1393 if (no_shutdown) {
e07bbac5 1394 vm_stop(VMSTOP_SHUTDOWN);
43b96858
AL		 1395 no_shutdown = 0;
1396 } else
1397 break;
1398 }
d6dc3d42
AL		 1399 if (qemu_reset_requested()) {
1400 pause_all_vcpus();
a7ada151 1401 cpu_synchronize_all_states();
43b96858 1402 qemu_system_reset();
d6dc3d42
AL		 1403 resume_all_vcpus();
1404 }
d9c32310 1405 if (qemu_powerdown_requested()) {
242cd003 1406 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
d9c32310
BS		 1407 qemu_irq_raise(qemu_system_powerdown);
1408 }
b1a15e7e 1409 if ((r = qemu_vmstop_requested())) {
6e29f5da 1410 vm_stop(r);
b1a15e7e 1411 }
b4608c04 1412 }
2bc93fed 1413 bdrv_close_all();
d6dc3d42 1414 pause_all_vcpus();
b4608c04
FB		 1415}
1416
9bd7e6d9
PB		 1417static void version(void)
1418{
f75ca1ae 1419 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 1420}
1421
15f82208 1422static void help(int exitcode)
0824d6fc 1423{
e8105ebb 1424 const char *options_help =
ad96090a
BS		 1425#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1426 opt_help
5824d651 1427#define DEFHEADING(text) stringify(text) "\n"
9f16732a 1428#include "qemu-options.def"
5824d651
BS		 1429#undef DEF
1430#undef DEFHEADING
1431#undef GEN_DOCS
e8105ebb
PB		 1432 ;
1433 version();
1434 printf("usage: %s [options] [disk_image]\n"
1435 "\n"
f75ca1ae 1436 "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
3f020d70 1437 "\n"
e8105ebb 1438 "%s\n"
3f020d70 1439 "During emulation, the following keys are useful:\n"
1440 "ctrl-alt-f toggle full screen\n"
1441 "ctrl-alt-n switch to virtual console 'n'\n"
1442 "ctrl-alt toggle mouse and keyboard grab\n"
1443 "\n"
e8105ebb
PB		 1444 "When using -nographic, press 'ctrl-a h' to get some help.\n",
1445 "qemu",
1446 options_help);
15f82208 1447 exit(exitcode);
0824d6fc
FB		 1448}
1449
cd6f1169
FB		 1450#define HAS_ARG 0x0001
1451
cd6f1169
FB		 1452typedef struct QEMUOption {
1453 const char *name;
1454 int flags;
1455 int index;
ad96090a 1456 uint32_t arch_mask;
cd6f1169
FB		 1457} QEMUOption;
1458
dbed7e40 1459static const QEMUOption qemu_options[] = {
ad96090a
BS		 1460 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1461#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1462 { option, opt_arg, opt_enum, arch_mask },
5824d651 1463#define DEFHEADING(text)
9f16732a 1464#include "qemu-options.def"
5824d651
BS		 1465#undef DEF
1466#undef DEFHEADING
1467#undef GEN_DOCS
cd6f1169 1468 { NULL },
fc01f7e7 1469};
3893c124 1470static void select_vgahw (const char *p)
1471{
1472 const char *opts;
1473
64465297 1474 default_vga = 0;
86176759 1475 vga_interface_type = VGA_NONE;
3893c124 1476 if (strstart(p, "std", &opts)) {
86176759 1477 vga_interface_type = VGA_STD;
3893c124 1478 } else if (strstart(p, "cirrus", &opts)) {
86176759 1479 vga_interface_type = VGA_CIRRUS;
3893c124 1480 } else if (strstart(p, "vmware", &opts)) {
86176759 1481 vga_interface_type = VGA_VMWARE;
94909d9f 1482 } else if (strstart(p, "xenfb", &opts)) {
86176759 1483 vga_interface_type = VGA_XENFB;
a19cbfb3
GH		 1484 } else if (strstart(p, "qxl", &opts)) {
1485 vga_interface_type = VGA_QXL;
28b85ed8 1486 } else if (!strstart(p, "none", &opts)) {
3893c124 1487 invalid_vga:
1488 fprintf(stderr, "Unknown vga type: %s\n", p);
1489 exit(1);
1490 }
cb5a7aa8 1491 while (*opts) {
1492 const char *nextopt;
1493
1494 if (strstart(opts, ",retrace=", &nextopt)) {
1495 opts = nextopt;
1496 if (strstart(opts, "dumb", &nextopt))
1497 vga_retrace_method = VGA_RETRACE_DUMB;
1498 else if (strstart(opts, "precise", &nextopt))
1499 vga_retrace_method = VGA_RETRACE_PRECISE;
1500 else goto invalid_vga;
1501 } else goto invalid_vga;
1502 opts = nextopt;
1503 }
3893c124 1504}
1505
1472a95b
JS		 1506static DisplayType select_display(const char *p)
1507{
1508 const char *opts;
1509 DisplayType display = DT_DEFAULT;
1510
1511 if (strstart(p, "sdl", &opts)) {
1512#ifdef CONFIG_SDL
1513 display = DT_SDL;
1514 while (*opts) {
1515 const char *nextopt;
1516
1517 if (strstart(opts, ",frame=", &nextopt)) {
1518 opts = nextopt;
1519 if (strstart(opts, "on", &nextopt)) {
1520 no_frame = 0;
1521 } else if (strstart(opts, "off", &nextopt)) {
1522 no_frame = 1;
1523 } else {
05175535 1524 goto invalid_sdl_args;
1472a95b
JS		 1525 }
1526 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1527 opts = nextopt;
1528 if (strstart(opts, "on", &nextopt)) {
1529 alt_grab = 1;
1530 } else if (strstart(opts, "off", &nextopt)) {
1531 alt_grab = 0;
1532 } else {
05175535 1533 goto invalid_sdl_args;
1472a95b
JS		 1534 }
1535 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1536 opts = nextopt;
1537 if (strstart(opts, "on", &nextopt)) {
1538 ctrl_grab = 1;
1539 } else if (strstart(opts, "off", &nextopt)) {
1540 ctrl_grab = 0;
1541 } else {
05175535 1542 goto invalid_sdl_args;
1472a95b
JS		 1543 }
1544 } else if (strstart(opts, ",window_close=", &nextopt)) {
1545 opts = nextopt;
1546 if (strstart(opts, "on", &nextopt)) {
1547 no_quit = 0;
1548 } else if (strstart(opts, "off", &nextopt)) {
1549 no_quit = 1;
1550 } else {
05175535 1551 goto invalid_sdl_args;
1472a95b
JS		 1552 }
1553 } else {
05175535
PM		 1554 invalid_sdl_args:
1555 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1556 exit(1);
1472a95b
JS		 1557 }
1558 opts = nextopt;
1559 }
1560#else
1561 fprintf(stderr, "SDL support is disabled\n");
1562 exit(1);
1563#endif
3264ff12 1564 } else if (strstart(p, "vnc", &opts)) {
821601ea 1565#ifdef CONFIG_VNC
3264ff12
JS		 1566 display_remote++;
1567
1568 if (*opts) {
1569 const char *nextopt;
1570
1571 if (strstart(opts, "=", &nextopt)) {
1572 vnc_display = nextopt;
1573 }
1574 }
1575 if (!vnc_display) {
1576 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1577 exit(1);
1578 }
821601ea
JS		 1579#else
1580 fprintf(stderr, "VNC support is disabled\n");
1581 exit(1);
1582#endif
1472a95b
JS		 1583 } else if (strstart(p, "curses", &opts)) {
1584#ifdef CONFIG_CURSES
1585 display = DT_CURSES;
1586#else
1587 fprintf(stderr, "Curses support is disabled\n");
1588 exit(1);
1589#endif
4171d32e
JS		 1590 } else if (strstart(p, "none", &opts)) {
1591 display = DT_NONE;
1472a95b 1592 } else {
1472a95b
JS		 1593 fprintf(stderr, "Unknown display type: %s\n", p);
1594 exit(1);
1595 }
1596
1597 return display;
1598}
1599
7d4c3d53
MA		 1600static int balloon_parse(const char *arg)
1601{
382f0743 1602 QemuOpts *opts;
7d4c3d53 1603
382f0743
GH		 1604 if (strcmp(arg, "none") == 0) {
1605 return 0;
1606 }
1607
1608 if (!strncmp(arg, "virtio", 6)) {
1609 if (arg[6] == ',') {
1610 /* have params -> parse them */
3329f07b 1611 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 1612 if (!opts)
1613 return -1;
1614 } else {
1615 /* create empty opts */
3329f07b 1616 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
7d4c3d53 1617 }
29f82b37 1618 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 1619 return 0;
7d4c3d53 1620 }
382f0743
GH		 1621
1622 return -1;
7d4c3d53 1623}
7d4c3d53 1624
5cea8590
PB		 1625char *qemu_find_file(int type, const char *name)
1626{
1627 int len;
1628 const char *subdir;
1629 char *buf;
1630
1631 /* If name contains path separators then try it as a straight path. */
1632 if ((strchr(name, '/') || strchr(name, '\\'))
1633 && access(name, R_OK) == 0) {
73ffc805 1634 return qemu_strdup(name);
5cea8590
PB		 1635 }
1636 switch (type) {
1637 case QEMU_FILE_TYPE_BIOS:
1638 subdir = "";
1639 break;
1640 case QEMU_FILE_TYPE_KEYMAP:
1641 subdir = "keymaps/";
1642 break;
1643 default:
1644 abort();
1645 }
1646 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1647 buf = qemu_mallocz(len);
3a41759d 1648 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
5cea8590
PB		 1649 if (access(buf, R_OK)) {
1650 qemu_free(buf);
1651 return NULL;
1652 }
1653 return buf;
1654}
1655
ff952ba2
MA		 1656static int device_help_func(QemuOpts *opts, void *opaque)
1657{
1658 return qdev_device_help(opts);
1659}
1660
f31d07d1
GH		 1661static int device_init_func(QemuOpts *opts, void *opaque)
1662{
1663 DeviceState *dev;
1664
1665 dev = qdev_device_add(opts);
1666 if (!dev)
1667 return -1;
1668 return 0;
1669}
1670
1a688d3b
GH		 1671static int chardev_init_func(QemuOpts *opts, void *opaque)
1672{
1673 CharDriverState *chr;
1674
1675 chr = qemu_chr_open_opts(opts, NULL);
1676 if (!chr)
1677 return -1;
1678 return 0;
1679}
1680
758e8e38 1681#ifdef CONFIG_VIRTFS
74db920c
GS		 1682static int fsdev_init_func(QemuOpts *opts, void *opaque)
1683{
1684 int ret;
1685 ret = qemu_fsdev_add(opts);
1686
1687 return ret;
1688}
1689#endif
1690
88589343
GH		 1691static int mon_init_func(QemuOpts *opts, void *opaque)
1692{
1693 CharDriverState *chr;
1694 const char *chardev;
1695 const char *mode;
1696 int flags;
1697
1698 mode = qemu_opt_get(opts, "mode");
1699 if (mode == NULL) {
1700 mode = "readline";
1701 }
1702 if (strcmp(mode, "readline") == 0) {
1703 flags = MONITOR_USE_READLINE;
1704 } else if (strcmp(mode, "control") == 0) {
1705 flags = MONITOR_USE_CONTROL;
1706 } else {
1707 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1708 exit(1);
1709 }
1710
39eaab9a
DB		 1711 if (qemu_opt_get_bool(opts, "pretty", 0))
1712 flags |= MONITOR_USE_PRETTY;
1713
88589343
GH		 1714 if (qemu_opt_get_bool(opts, "default", 0))
1715 flags |= MONITOR_IS_DEFAULT;
1716
1717 chardev = qemu_opt_get(opts, "chardev");
1718 chr = qemu_chr_find(chardev);
1719 if (chr == NULL) {
1720 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1721 exit(1);
1722 }
1723
1724 monitor_init(chr, flags);
1725 return 0;
1726}
1727
6ca5582d 1728static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 1729{
1730 static int monitor_device_index = 0;
1731 QemuOpts *opts;
1732 const char *p;
1733 char label[32];
1734 int def = 0;
1735
1736 if (strstart(optarg, "chardev:", &p)) {
1737 snprintf(label, sizeof(label), "%s", p);
1738 } else {
140e065d
JK		 1739 snprintf(label, sizeof(label), "compat_monitor%d",
1740 monitor_device_index);
1741 if (monitor_device_index == 0) {
88589343
GH		 1742 def = 1;
1743 }
1744 opts = qemu_chr_parse_compat(label, optarg);
1745 if (!opts) {
1746 fprintf(stderr, "parse error: %s\n", optarg);
1747 exit(1);
1748 }
1749 }
1750
3329f07b 1751 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
88589343
GH		 1752 if (!opts) {
1753 fprintf(stderr, "duplicate chardev: %s\n", label);
1754 exit(1);
1755 }
6ca5582d 1756 qemu_opt_set(opts, "mode", mode);
88589343
GH		 1757 qemu_opt_set(opts, "chardev", label);
1758 if (def)
1759 qemu_opt_set(opts, "default", "on");
1760 monitor_device_index++;
1761}
1762
bd3c948d
GH		 1763struct device_config {
1764 enum {
aee1b935
GH		 1765 DEV_USB, /* -usbdevice */
1766 DEV_BT, /* -bt */
1767 DEV_SERIAL, /* -serial */
1768 DEV_PARALLEL, /* -parallel */
1769 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 1770 DEV_DEBUGCON, /* -debugcon */
bd3c948d
GH		 1771 } type;
1772 const char *cmdline;
72cf2d4f 1773 QTAILQ_ENTRY(device_config) next;
bd3c948d 1774};
72cf2d4f 1775QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 1776
1777static void add_device_config(int type, const char *cmdline)
1778{
1779 struct device_config *conf;
1780
1781 conf = qemu_mallocz(sizeof(*conf));
1782 conf->type = type;
1783 conf->cmdline = cmdline;
72cf2d4f 1784 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 1785}
1786
1787static int foreach_device_config(int type, int (*func)(const char *cmdline))
1788{
1789 struct device_config *conf;
1790 int rc;
1791
72cf2d4f 1792 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 1793 if (conf->type != type)
1794 continue;
1795 rc = func(conf->cmdline);
1796 if (0 != rc)
1797 return rc;
1798 }
1799 return 0;
1800}
1801
998bbd74
GH		 1802static int serial_parse(const char *devname)
1803{
1804 static int index = 0;
1805 char label[32];
1806
1807 if (strcmp(devname, "none") == 0)
1808 return 0;
1809 if (index == MAX_SERIAL_PORTS) {
1810 fprintf(stderr, "qemu: too many serial ports\n");
1811 exit(1);
1812 }
1813 snprintf(label, sizeof(label), "serial%d", index);
1814 serial_hds[index] = qemu_chr_open(label, devname, NULL);
1815 if (!serial_hds[index]) {
1816 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1817 devname, strerror(errno));
1818 return -1;
1819 }
1820 index++;
1821 return 0;
1822}
1823
6a5e8b0e
GH		 1824static int parallel_parse(const char *devname)
1825{
1826 static int index = 0;
1827 char label[32];
1828
1829 if (strcmp(devname, "none") == 0)
1830 return 0;
1831 if (index == MAX_PARALLEL_PORTS) {
1832 fprintf(stderr, "qemu: too many parallel ports\n");
1833 exit(1);
1834 }
1835 snprintf(label, sizeof(label), "parallel%d", index);
1836 parallel_hds[index] = qemu_chr_open(label, devname, NULL);
1837 if (!parallel_hds[index]) {
1838 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1839 devname, strerror(errno));
1840 return -1;
1841 }
1842 index++;
1843 return 0;
1844}
1845
aee1b935
GH		 1846static int virtcon_parse(const char *devname)
1847{
3329f07b 1848 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 1849 static int index = 0;
1850 char label[32];
392ecf54 1851 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 1852
1853 if (strcmp(devname, "none") == 0)
1854 return 0;
1855 if (index == MAX_VIRTIO_CONSOLES) {
1856 fprintf(stderr, "qemu: too many virtio consoles\n");
1857 exit(1);
1858 }
392ecf54 1859
3329f07b 1860 bus_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1861 qemu_opt_set(bus_opts, "driver", "virtio-serial");
1862
3329f07b 1863 dev_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1864 qemu_opt_set(dev_opts, "driver", "virtconsole");
1865
aee1b935
GH		 1866 snprintf(label, sizeof(label), "virtcon%d", index);
1867 virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
1868 if (!virtcon_hds[index]) {
1869 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1870 devname, strerror(errno));
1871 return -1;
1872 }
392ecf54
AS		 1873 qemu_opt_set(dev_opts, "chardev", label);
1874
aee1b935
GH		 1875 index++;
1876 return 0;
1877}
1878
c9f398e5
PA		 1879static int debugcon_parse(const char *devname)
1880{
1881 QemuOpts *opts;
1882
1883 if (!qemu_chr_open("debugcon", devname, NULL)) {
1884 exit(1);
1885 }
3329f07b 1886 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
c9f398e5
PA		 1887 if (!opts) {
1888 fprintf(stderr, "qemu: already have a debugcon device\n");
1889 exit(1);
1890 }
1891 qemu_opt_set(opts, "driver", "isa-debugcon");
1892 qemu_opt_set(opts, "chardev", "debugcon");
1893 return 0;
1894}
1895
303d4e86
AP		 1896static int tcg_init(void)
1897{
1898 return 0;
1899}
1900
1901static struct {
1902 const char *opt_name;
1903 const char *name;
1904 int (*available)(void);
1905 int (*init)(void);
1906 int *allowed;
1907} accel_list[] = {
1908 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
3285cf4f 1909 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
303d4e86
AP		 1910 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
1911};
1912
1913static int configure_accelerator(void)
1914{
1915 const char *p = NULL;
1916 char buf[10];
1917 int i, ret;
1918 bool accel_initalised = 0;
1919 bool init_failed = 0;
1920
1921 QemuOptsList *list = qemu_find_opts("machine");
1922 if (!QTAILQ_EMPTY(&list->head)) {
1923 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
1924 }
1925
1926 if (p == NULL) {
1927 /* Use the default "accelerator", tcg */
1928 p = "tcg";
1929 }
1930
1931 while (!accel_initalised && *p != '\0') {
1932 if (*p == ':') {
1933 p++;
1934 }
1935 p = get_opt_name(buf, sizeof (buf), p, ':');
1936 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
1937 if (strcmp(accel_list[i].opt_name, buf) == 0) {
a16c53b1 1938 *(accel_list[i].allowed) = 1;
303d4e86
AP		 1939 ret = accel_list[i].init();
1940 if (ret < 0) {
1941 init_failed = 1;
1942 if (!accel_list[i].available()) {
1943 printf("%s not supported for this target\n",
1944 accel_list[i].name);
1945 } else {
1946 fprintf(stderr, "failed to initialize %s: %s\n",
1947 accel_list[i].name,
1948 strerror(-ret));
1949 }
a16c53b1 1950 *(accel_list[i].allowed) = 0;
303d4e86
AP		 1951 } else {
1952 accel_initalised = 1;
303d4e86
AP		 1953 }
1954 break;
1955 }
1956 }
1957 if (i == ARRAY_SIZE(accel_list)) {
1958 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
1959 }
1960 }
1961
1962 if (!accel_initalised) {
1963 fprintf(stderr, "No accelerator found!\n");
1964 exit(1);
1965 }
1966
1967 if (init_failed) {
1968 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
1969 }
1970
1971 return !accel_initalised;
1972}
1973
fd42deeb
GH		 1974void qemu_add_exit_notifier(Notifier *notify)
1975{
1976 notifier_list_add(&exit_notifiers, notify);
1977}
1978
1979void qemu_remove_exit_notifier(Notifier *notify)
1980{
1981 notifier_list_remove(&exit_notifiers, notify);
1982}
1983
1984static void qemu_run_exit_notifiers(void)
1985{
1986 notifier_list_notify(&exit_notifiers);
1987}
1988
4cab946a
GN		 1989void qemu_add_machine_init_done_notifier(Notifier *notify)
1990{
1991 notifier_list_add(&machine_init_done_notifiers, notify);
1992}
1993
1994static void qemu_run_machine_init_done_notifiers(void)
1995{
1996 notifier_list_notify(&machine_init_done_notifiers);
1997}
1998
6530a97b
AL		 1999static const QEMUOption *lookup_opt(int argc, char **argv,
2000 const char **poptarg, int *poptind)
2001{
2002 const QEMUOption *popt;
2003 int optind = *poptind;
2004 char *r = argv[optind];
2005 const char *optarg;
2006
0f0bc3f1 2007 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2008 optind++;
2009 /* Treat --foo the same as -foo. */
2010 if (r[1] == '-')
2011 r++;
2012 popt = qemu_options;
2013 for(;;) {
2014 if (!popt->name) {
0f0bc3f1 2015 error_report("invalid option");
6530a97b
AL		 2016 exit(1);
2017 }
2018 if (!strcmp(popt->name, r + 1))
2019 break;
2020 popt++;
2021 }
2022 if (popt->flags & HAS_ARG) {
2023 if (optind >= argc) {
0f0bc3f1 2024 error_report("requires an argument");
6530a97b
AL		 2025 exit(1);
2026 }
2027 optarg = argv[optind++];
0f0bc3f1 2028 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2029 } else {
2030 optarg = NULL;
2031 }
2032
2033 *poptarg = optarg;
2034 *poptind = optind;
2035
2036 return popt;
2037}
2038
902b3d5c 2039int main(int argc, char **argv, char **envp)
0824d6fc 2040{
59030a8c 2041 const char *gdbstub_dev = NULL;
e4bcb14c 2042 int i;
da1fcfda 2043 int snapshot, linux_boot;
4e3de9e9 2044 const char *icount_option = NULL;
7f7f9873 2045 const char *initrd_filename;
a20dd508 2046 const char *kernel_filename, *kernel_cmdline;
195325a4 2047 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
3023f332 2048 DisplayState *ds;
7d957bd8 2049 DisplayChangeListener *dcl;
46d4767d 2050 int cyls, heads, secs, translation;
f31d07d1 2051 QemuOpts *hda_opts = NULL, *opts;
03b0ba70 2052 QemuOptsList *olist;
cd6f1169 2053 int optind;
6530a97b 2054 const char *optarg;
d63d307f 2055 const char *loadvm = NULL;
cc1daa40 2056 QEMUMachine *machine;
94fc95cd 2057 const char *cpu_model;
26a5f13b 2058 int tb_size;
93815bc2 2059 const char *pid_file = NULL;
5bb7910a 2060 const char *incoming = NULL;
821601ea 2061#ifdef CONFIG_VNC
993fbfdb 2062 int show_vnc_port = 0;
821601ea 2063#endif
292444cb 2064 int defconfig = 1;
ab6540d5 2065 const char *trace_file = NULL;
0b5538c3 2066
fd42deeb 2067 atexit(qemu_run_exit_notifiers);
65abca0a
MA		 2068 error_set_progname(argv[0]);
2069
6875204c
JK		 2070 init_clocks();
2071
902b3d5c 2072 qemu_cache_utils_init(envp);
2073
72cf2d4f 2074 QLIST_INIT (&vm_change_state_head);
fe98ac14 2075 os_setup_early_signal_handling();
be995c27 2076
f80f9ec9 2077 module_call_init(MODULE_INIT_MACHINE);
0c257437 2078 machine = find_default_machine();
94fc95cd 2079 cpu_model = NULL;
fc01f7e7 2080 initrd_filename = NULL;
4fc5d071 2081 ram_size = 0;
33e3963e 2082 snapshot = 0;
a20dd508
FB		 2083 kernel_filename = NULL;
2084 kernel_cmdline = "";
c4b1fcc0 2085 cyls = heads = secs = 0;
46d4767d 2086 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2087
268a362c
AL		 2088 for (i = 0; i < MAX_NODES; i++) {
2089 node_mem[i] = 0;
2090 node_cpumask[i] = 0;
2091 }
2092
268a362c 2093 nb_numa_nodes = 0;
7c9d8e07 2094 nb_nics = 0;
3b46e624 2095
26a5f13b 2096 tb_size = 0;
41bd639b
BS		 2097 autostart= 1;
2098
292444cb
AL		 2099 /* first pass of option parsing */
2100 optind = 1;
2101 while (optind < argc) {
2102 if (argv[optind][0] != '-') {
2103 /* disk image */
28e68d68 2104 optind++;
292444cb
AL		 2105 continue;
2106 } else {
2107 const QEMUOption *popt;
2108
2109 popt = lookup_opt(argc, argv, &optarg, &optind);
2110 switch (popt->index) {
2111 case QEMU_OPTION_nodefconfig:
2112 defconfig=0;
2113 break;
2114 }
2115 }
2116 }
2117
2118 if (defconfig) {
dcfb0939 2119 int ret;
cf5a65aa 2120
dcfb0939 2121 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
019e78ba 2122 if (ret < 0 && ret != -ENOENT) {
dcfb0939 2123 exit(1);
292444cb
AL		 2124 }
2125
dcfb0939 2126 ret = qemu_read_config_file(arch_config_name);
019e78ba 2127 if (ret < 0 && ret != -ENOENT) {
dcfb0939 2128 exit(1);
292444cb
AL		 2129 }
2130 }
de06f8d1 2131 cpudef_init();
292444cb
AL		 2132
2133 /* second pass of option parsing */
cd6f1169 2134 optind = 1;
0824d6fc 2135 for(;;) {
cd6f1169 2136 if (optind >= argc)
0824d6fc 2137 break;
6530a97b 2138 if (argv[optind][0] != '-') {
2292ddae 2139 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 2140 } else {
2141 const QEMUOption *popt;
2142
6530a97b 2143 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2144 if (!(popt->arch_mask & arch_type)) {
2145 printf("Option %s not supported for this target\n", popt->name);
2146 exit(1);
2147 }
cd6f1169 2148 switch(popt->index) {
cc1daa40
FB		 2149 case QEMU_OPTION_M:
2150 machine = find_machine(optarg);
2151 if (!machine) {
2152 QEMUMachine *m;
2153 printf("Supported machines are:\n");
2154 for(m = first_machine; m != NULL; m = m->next) {
3f6599e6
MM		 2155 if (m->alias)
2156 printf("%-10s %s (alias of %s)\n",
2157 m->alias, m->desc, m->name);
cc1daa40 2158 printf("%-10s %s%s\n",
5fafdf24 2159 m->name, m->desc,
0c257437 2160 m->is_default ? " (default)" : "");
cc1daa40 2161 }
15f82208 2162 exit(*optarg != '?');
cc1daa40
FB		 2163 }
2164 break;
94fc95cd
JM		 2165 case QEMU_OPTION_cpu:
2166 /* hw initialization will check this */
15f82208 2167 if (*optarg == '?') {
262353cb 2168 list_cpus(stdout, &fprintf, optarg);
15f82208 2169 exit(0);
94fc95cd
JM		 2170 } else {
2171 cpu_model = optarg;
2172 }
2173 break;
cd6f1169 2174 case QEMU_OPTION_initrd:
fc01f7e7
FB		 2175 initrd_filename = optarg;
2176 break;
cd6f1169 2177 case QEMU_OPTION_hda:
5645b0f4
MA		 2178 {
2179 char buf[256];
2180 if (cyls == 0)
2181 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2182 else
2183 snprintf(buf, sizeof(buf),
2184 "%s,cyls=%d,heads=%d,secs=%d%s",
2185 HD_OPTS , cyls, heads, secs,
2186 translation == BIOS_ATA_TRANSLATION_LBA ?
e4bcb14c 2187 ",trans=lba" :
5645b0f4 2188 translation == BIOS_ATA_TRANSLATION_NONE ?
e4bcb14c 2189 ",trans=none" : "");
5645b0f4
MA		 2190 drive_add(IF_DEFAULT, 0, optarg, buf);
2191 break;
2192 }
cd6f1169 2193 case QEMU_OPTION_hdb:
cc1daa40
FB		 2194 case QEMU_OPTION_hdc:
2195 case QEMU_OPTION_hdd:
2292ddae
MA		 2196 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2197 HD_OPTS);
fc01f7e7 2198 break;
e4bcb14c 2199 case QEMU_OPTION_drive:
e2982c3a
MT		 2200 if (drive_def(optarg) == NULL) {
2201 exit(1);
2202 }
e4bcb14c 2203 break;
d058fe03
GH		 2204 case QEMU_OPTION_set:
2205 if (qemu_set_option(optarg) != 0)
2206 exit(1);
2207 break;
d0fef6fb
GH		 2208 case QEMU_OPTION_global:
2209 if (qemu_global_option(optarg) != 0)
2210 exit(1);
2211 break;
3e3d5815 2212 case QEMU_OPTION_mtdblock:
2292ddae 2213 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 2214 break;
a1bb27b1 2215 case QEMU_OPTION_sd:
2292ddae 2216 drive_add(IF_SD, 0, optarg, SD_OPTS);
a1bb27b1 2217 break;
86f55663 2218 case QEMU_OPTION_pflash:
2292ddae 2219 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 2220 break;
cd6f1169 2221 case QEMU_OPTION_snapshot:
33e3963e
FB		 2222 snapshot = 1;
2223 break;
cd6f1169 2224 case QEMU_OPTION_hdachs:
330d0414 2225 {
330d0414
FB		 2226 const char *p;
2227 p = optarg;
2228 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2229 if (cyls < 1 || cyls > 16383)
2230 goto chs_fail;
330d0414
FB		 2231 if (*p != ',')
2232 goto chs_fail;
2233 p++;
2234 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2235 if (heads < 1 || heads > 16)
2236 goto chs_fail;
330d0414
FB		 2237 if (*p != ',')
2238 goto chs_fail;
2239 p++;
2240 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2241 if (secs < 1 || secs > 63)
2242 goto chs_fail;
2243 if (*p == ',') {
2244 p++;
2245 if (!strcmp(p, "none"))
2246 translation = BIOS_ATA_TRANSLATION_NONE;
2247 else if (!strcmp(p, "lba"))
2248 translation = BIOS_ATA_TRANSLATION_LBA;
2249 else if (!strcmp(p, "auto"))
2250 translation = BIOS_ATA_TRANSLATION_AUTO;
2251 else
2252 goto chs_fail;
2253 } else if (*p != '\0') {
c4b1fcc0 2254 chs_fail:
46d4767d
FB		 2255 fprintf(stderr, "qemu: invalid physical CHS format\n");
2256 exit(1);
c4b1fcc0 2257 }
9dfd7c7a
GH		 2258 if (hda_opts != NULL) {
2259 char num[16];
2260 snprintf(num, sizeof(num), "%d", cyls);
2261 qemu_opt_set(hda_opts, "cyls", num);
2262 snprintf(num, sizeof(num), "%d", heads);
2263 qemu_opt_set(hda_opts, "heads", num);
2264 snprintf(num, sizeof(num), "%d", secs);
2265 qemu_opt_set(hda_opts, "secs", num);
2266 if (translation == BIOS_ATA_TRANSLATION_LBA)
2267 qemu_opt_set(hda_opts, "trans", "lba");
2268 if (translation == BIOS_ATA_TRANSLATION_NONE)
2269 qemu_opt_set(hda_opts, "trans", "none");
2270 }
330d0414
FB		 2271 }
2272 break;
268a362c
AL		 2273 case QEMU_OPTION_numa:
2274 if (nb_numa_nodes >= MAX_NODES) {
2275 fprintf(stderr, "qemu: too many NUMA nodes\n");
2276 exit(1);
2277 }
2278 numa_add(optarg);
2279 break;
1472a95b
JS		 2280 case QEMU_OPTION_display:
2281 display_type = select_display(optarg);
2282 break;
cd6f1169 2283 case QEMU_OPTION_nographic:
993fbfdb 2284 display_type = DT_NOGRAPHIC;
a20dd508 2285 break;
4d3b6f6e 2286 case QEMU_OPTION_curses:
47b05369 2287#ifdef CONFIG_CURSES
993fbfdb 2288 display_type = DT_CURSES;
47b05369
JS		 2289#else
2290 fprintf(stderr, "Curses support is disabled\n");
2291 exit(1);
4d3b6f6e 2292#endif
47b05369 2293 break;
a171fe39
AZ		 2294 case QEMU_OPTION_portrait:
2295 graphic_rotate = 1;
2296 break;
cd6f1169 2297 case QEMU_OPTION_kernel:
a20dd508
FB		 2298 kernel_filename = optarg;
2299 break;
cd6f1169 2300 case QEMU_OPTION_append:
a20dd508 2301 kernel_cmdline = optarg;
313aa567 2302 break;
cd6f1169 2303 case QEMU_OPTION_cdrom:
2292ddae 2304 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 2305 break;
cd6f1169 2306 case QEMU_OPTION_boot:
28c5af54 2307 {
ef3adf68 2308 static const char * const params[] = {
95387491 2309 "order", "once", "menu", NULL
ef3adf68
JK		 2310 };
2311 char buf[sizeof(boot_devices)];
e0f084bf 2312 char *standard_boot_devices;
ef3adf68
JK		 2313 int legacy = 0;
2314
2315 if (!strchr(optarg, '=')) {
2316 legacy = 1;
2317 pstrcpy(buf, sizeof(buf), optarg);
2318 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2319 fprintf(stderr,
2320 "qemu: unknown boot parameter '%s' in '%s'\n",
2321 buf, optarg);
2322 exit(1);
2323 }
2324
2325 if (legacy ||
2326 get_param_value(buf, sizeof(buf), "order", optarg)) {
4e9e9d6e 2327 validate_bootdevices(buf);
ef3adf68 2328 pstrcpy(boot_devices, sizeof(boot_devices), buf);
28c5af54 2329 }
e0f084bf
JK		 2330 if (!legacy) {
2331 if (get_param_value(buf, sizeof(buf),
2332 "once", optarg)) {
4e9e9d6e 2333 validate_bootdevices(buf);
e0f084bf
JK		 2334 standard_boot_devices = qemu_strdup(boot_devices);
2335 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2336 qemu_register_reset(restore_boot_devices,
2337 standard_boot_devices);
2338 }
95387491
JK		 2339 if (get_param_value(buf, sizeof(buf),
2340 "menu", optarg)) {
2341 if (!strcmp(buf, "on")) {
2342 boot_menu = 1;
2343 } else if (!strcmp(buf, "off")) {
2344 boot_menu = 0;
2345 } else {
2346 fprintf(stderr,
2347 "qemu: invalid option value '%s'\n",
2348 buf);
2349 exit(1);
2350 }
2351 }
e0f084bf 2352 }
36b486bb
FB		 2353 }
2354 break;
cd6f1169 2355 case QEMU_OPTION_fda:
cd6f1169 2356 case QEMU_OPTION_fdb:
2292ddae
MA		 2357 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2358 optarg, FD_OPTS);
c45886db 2359 break;
52ca8d6a
FB		 2360 case QEMU_OPTION_no_fd_bootchk:
2361 fd_bootchk = 0;
2362 break;
a1ea458f 2363 case QEMU_OPTION_netdev:
3329f07b 2364 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 2365 exit(1);
2366 }
2367 break;
7c9d8e07 2368 case QEMU_OPTION_net:
3329f07b 2369 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 2370 exit(1);
2371 }
702c651c 2372 break;
c7f74643
FB		 2373#ifdef CONFIG_SLIRP
2374 case QEMU_OPTION_tftp:
ad196a9d 2375 legacy_tftp_prefix = optarg;
9bf05444 2376 break;
47d5d01a 2377 case QEMU_OPTION_bootp:
ad196a9d 2378 legacy_bootp_filename = optarg;
47d5d01a 2379 break;
9bf05444 2380 case QEMU_OPTION_redir:
0752706d
MA		 2381 if (net_slirp_redir(optarg) < 0)
2382 exit(1);
9bf05444 2383 break;
c7f74643 2384#endif
dc72ac14 2385 case QEMU_OPTION_bt:
bd3c948d 2386 add_device_config(DEV_BT, optarg);
dc72ac14 2387 break;
1d14ffa9 2388 case QEMU_OPTION_audio_help:
ad96090a
BS		 2389 if (!(audio_available())) {
2390 printf("Option %s not supported for this target\n", popt->name);
2391 exit(1);
2392 }
1d14ffa9
FB		 2393 AUD_help ();
2394 exit (0);
2395 break;
2396 case QEMU_OPTION_soundhw:
ad96090a
BS		 2397 if (!(audio_available())) {
2398 printf("Option %s not supported for this target\n", popt->name);
2399 exit(1);
2400 }
1d14ffa9
FB		 2401 select_soundhw (optarg);
2402 break;
cd6f1169 2403 case QEMU_OPTION_h:
15f82208 2404 help(0);
cd6f1169 2405 break;
9bd7e6d9
PB		 2406 case QEMU_OPTION_version:
2407 version();
2408 exit(0);
2409 break;
00f82b8a 2410 case QEMU_OPTION_m: {
70b4f4bb 2411 int64_t value;
9f9b17a4
JS		 2412
2413 value = strtosz(optarg, NULL);
2414 if (value < 0) {
00f82b8a 2415 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB		 2416 exit(1);
2417 }
00f82b8a
AJ		 2418
2419 /* On 32-bit hosts, QEMU is limited by virtual address space */
4a1418e0 2420 if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
00f82b8a
AJ		 2421 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2422 exit(1);
2423 }
c227f099 2424 if (value != (uint64_t)(ram_addr_t)value) {
00f82b8a
AJ		 2425 fprintf(stderr, "qemu: ram size too large\n");
2426 exit(1);
2427 }
2428 ram_size = value;
cd6f1169 2429 break;
00f82b8a 2430 }
c902760f
MT		 2431 case QEMU_OPTION_mempath:
2432 mem_path = optarg;
2433 break;
2434#ifdef MAP_POPULATE
2435 case QEMU_OPTION_mem_prealloc:
2436 mem_prealloc = 1;
2437 break;
2438#endif
cd6f1169 2439 case QEMU_OPTION_d:
de06f8d1 2440 set_cpu_log(optarg);
cd6f1169 2441 break;
cd6f1169 2442 case QEMU_OPTION_s:
59030a8c 2443 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
cd6f1169 2444 break;
59030a8c
AL		 2445 case QEMU_OPTION_gdb:
2446 gdbstub_dev = optarg;
cd6f1169 2447 break;
cd6f1169 2448 case QEMU_OPTION_L:
5cea8590 2449 data_dir = optarg;
cd6f1169 2450 break;
1192dad8
JM		 2451 case QEMU_OPTION_bios:
2452 bios_name = optarg;
2453 break;
1b530a6d
AJ		 2454 case QEMU_OPTION_singlestep:
2455 singlestep = 1;
2456 break;
cd6f1169 2457 case QEMU_OPTION_S:
3c07f8e8 2458 autostart = 0;
cd6f1169 2459 break;
3d11d0eb
FB		 2460 case QEMU_OPTION_k:
2461 keyboard_layout = optarg;
2462 break;
ee22c2f7
FB		 2463 case QEMU_OPTION_localtime:
2464 rtc_utc = 0;
2465 break;
3893c124 2466 case QEMU_OPTION_vga:
2467 select_vgahw (optarg);
1bfe856e 2468 break;
e9b137c2
FB		 2469 case QEMU_OPTION_g:
2470 {
2471 const char *p;
2472 int w, h, depth;
2473 p = optarg;
2474 w = strtol(p, (char **)&p, 10);
2475 if (w <= 0) {
2476 graphic_error:
2477 fprintf(stderr, "qemu: invalid resolution or depth\n");
2478 exit(1);
2479 }
2480 if (*p != 'x')
2481 goto graphic_error;
2482 p++;
2483 h = strtol(p, (char **)&p, 10);
2484 if (h <= 0)
2485 goto graphic_error;
2486 if (*p == 'x') {
2487 p++;
2488 depth = strtol(p, (char **)&p, 10);
5fafdf24 2489 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 2490 depth != 24 && depth != 32)
2491 goto graphic_error;
2492 } else if (*p == '\0') {
2493 depth = graphic_depth;
2494 } else {
2495 goto graphic_error;
2496 }
3b46e624 2497
e9b137c2
FB		 2498 graphic_width = w;
2499 graphic_height = h;
2500 graphic_depth = depth;
2501 }
2502 break;
20d8a3ed
TS		 2503 case QEMU_OPTION_echr:
2504 {
2505 char *r;
2506 term_escape_char = strtol(optarg, &r, 0);
2507 if (r == optarg)
2508 printf("Bad argument to echr\n");
2509 break;
2510 }
82c643ff 2511 case QEMU_OPTION_monitor:
6ca5582d
GH		 2512 monitor_parse(optarg, "readline");
2513 default_monitor = 0;
2514 break;
2515 case QEMU_OPTION_qmp:
2516 monitor_parse(optarg, "control");
2d114dc1 2517 default_monitor = 0;
82c643ff 2518 break;
22a0e04b 2519 case QEMU_OPTION_mon:
3329f07b 2520 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 2521 if (!opts) {
22a0e04b
GH		 2522 exit(1);
2523 }
2d114dc1 2524 default_monitor = 0;
22a0e04b 2525 break;
191bc01b 2526 case QEMU_OPTION_chardev:
3329f07b 2527 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 2528 if (!opts) {
191bc01b
GH		 2529 exit(1);
2530 }
191bc01b 2531 break;
74db920c 2532 case QEMU_OPTION_fsdev:
03b0ba70
GH		 2533 olist = qemu_find_opts("fsdev");
2534 if (!olist) {
2535 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2536 exit(1);
2537 }
2538 opts = qemu_opts_parse(olist, optarg, 1);
74db920c
GS		 2539 if (!opts) {
2540 fprintf(stderr, "parse error: %s\n", optarg);
2541 exit(1);
2542 }
2543 break;
3d54abc7 2544 case QEMU_OPTION_virtfs: {
e14ea479
SH		 2545 QemuOpts *fsdev;
2546 QemuOpts *device;
3d54abc7 2547
03b0ba70
GH		 2548 olist = qemu_find_opts("virtfs");
2549 if (!olist) {
2550 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2551 exit(1);
2552 }
2553 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7
GS		 2554 if (!opts) {
2555 fprintf(stderr, "parse error: %s\n", optarg);
2556 exit(1);
2557 }
2558
9ce56db6
VJ		 2559 if (qemu_opt_get(opts, "fstype") == NULL ||
2560 qemu_opt_get(opts, "mount_tag") == NULL ||
2561 qemu_opt_get(opts, "path") == NULL ||
2562 qemu_opt_get(opts, "security_model") == NULL) {
2563 fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/,"
12848bfc 2564 "security_model=[mapped|passthrough|none],"
e14ea479 2565 "mount_tag=tag.\n");
9ce56db6
VJ		 2566 exit(1);
2567 }
2568
e14ea479
SH		 2569 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
2570 qemu_opt_get(opts, "mount_tag"), 1);
2571 if (!fsdev) {
2572 fprintf(stderr, "duplicate fsdev id: %s\n",
2573 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 2574 exit(1);
2575 }
e14ea479
SH		 2576 qemu_opt_set(fsdev, "fstype", qemu_opt_get(opts, "fstype"));
2577 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
2578 qemu_opt_set(fsdev, "security_model",
2579 qemu_opt_get(opts, "security_model"));
2580
2581 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
2582 qemu_opt_set(device, "driver", "virtio-9p-pci");
2583 qemu_opt_set(device, "fsdev",
2584 qemu_opt_get(opts, "mount_tag"));
2585 qemu_opt_set(device, "mount_tag",
2586 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 2587 break;
2588 }
82c643ff 2589 case QEMU_OPTION_serial:
998bbd74
GH		 2590 add_device_config(DEV_SERIAL, optarg);
2591 default_serial = 0;
18141ed6
JK		 2592 if (strncmp(optarg, "mon:", 4) == 0) {
2593 default_monitor = 0;
2594 }
82c643ff 2595 break;
9dd986cc 2596 case QEMU_OPTION_watchdog:
09aaa160
MA		 2597 if (watchdog) {
2598 fprintf(stderr,
2599 "qemu: only one watchdog option may be given\n");
2600 return 1;
2601 }
2602 watchdog = optarg;
9dd986cc
RJ		 2603 break;
2604 case QEMU_OPTION_watchdog_action:
2605 if (select_watchdog_action(optarg) == -1) {
2606 fprintf(stderr, "Unknown -watchdog-action parameter\n");
2607 exit(1);
2608 }
2609 break;
51ecf136 2610 case QEMU_OPTION_virtiocon:
aee1b935
GH		 2611 add_device_config(DEV_VIRTCON, optarg);
2612 default_virtcon = 0;
18141ed6
JK		 2613 if (strncmp(optarg, "mon:", 4) == 0) {
2614 default_monitor = 0;
2615 }
51ecf136 2616 break;
6508fe59 2617 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 2618 add_device_config(DEV_PARALLEL, optarg);
2619 default_parallel = 0;
18141ed6
JK		 2620 if (strncmp(optarg, "mon:", 4) == 0) {
2621 default_monitor = 0;
2622 }
6508fe59 2623 break;
c9f398e5
PA		 2624 case QEMU_OPTION_debugcon:
2625 add_device_config(DEV_DEBUGCON, optarg);
2626 break;
d63d307f
FB		 2627 case QEMU_OPTION_loadvm:
2628 loadvm = optarg;
2629 break;
2630 case QEMU_OPTION_full_screen:
2631 full_screen = 1;
2632 break;
667accab 2633#ifdef CONFIG_SDL
43523e93
TS		 2634 case QEMU_OPTION_no_frame:
2635 no_frame = 1;
2636 break;
3780e197
TS		 2637 case QEMU_OPTION_alt_grab:
2638 alt_grab = 1;
2639 break;
0ca9f8a4
DK		 2640 case QEMU_OPTION_ctrl_grab:
2641 ctrl_grab = 1;
2642 break;
667accab
TS		 2643 case QEMU_OPTION_no_quit:
2644 no_quit = 1;
2645 break;
7d957bd8 2646 case QEMU_OPTION_sdl:
993fbfdb 2647 display_type = DT_SDL;
7d957bd8 2648 break;
58fc096c
JS		 2649#else
2650 case QEMU_OPTION_no_frame:
2651 case QEMU_OPTION_alt_grab:
2652 case QEMU_OPTION_ctrl_grab:
2653 case QEMU_OPTION_no_quit:
2654 case QEMU_OPTION_sdl:
2655 fprintf(stderr, "SDL support is disabled\n");
2656 exit(1);
667accab 2657#endif
f7cce898 2658 case QEMU_OPTION_pidfile:
93815bc2 2659 pid_file = optarg;
f7cce898 2660 break;
a09db21f
FB		 2661 case QEMU_OPTION_win2k_hack:
2662 win2k_install_hack = 1;
2663 break;
73822ec8
AL		 2664 case QEMU_OPTION_rtc_td_hack:
2665 rtc_td_hack = 1;
2666 break;
8a92ea2f 2667 case QEMU_OPTION_acpitable:
de06f8d1 2668 do_acpitable_option(optarg);
8a92ea2f 2669 break;
b6f6e3d3 2670 case QEMU_OPTION_smbios:
de06f8d1 2671 do_smbios_option(optarg);
b6f6e3d3 2672 break;
7ba1e619 2673 case QEMU_OPTION_enable_kvm:
303d4e86
AP		 2674 olist = qemu_find_opts("machine");
2675 qemu_opts_reset(olist);
2676 qemu_opts_parse(olist, "accel=kvm", 0);
2677 break;
2678 case QEMU_OPTION_machine:
2679 olist = qemu_find_opts("machine");
2680 qemu_opts_reset(olist);
2681 opts = qemu_opts_parse(olist, optarg, 0);
2682 if (!opts) {
2683 fprintf(stderr, "parse error: %s\n", optarg);
2684 exit(1);
2685 }
7ba1e619 2686 break;
bb36d470
FB		 2687 case QEMU_OPTION_usb:
2688 usb_enabled = 1;
2689 break;
a594cfbf
FB		 2690 case QEMU_OPTION_usbdevice:
2691 usb_enabled = 1;
bd3c948d
GH		 2692 add_device_config(DEV_USB, optarg);
2693 break;
2694 case QEMU_OPTION_device:
3329f07b 2695 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 2696 exit(1);
2697 }
a594cfbf 2698 break;
6a00d601 2699 case QEMU_OPTION_smp:
dc6b1c09 2700 smp_parse(optarg);
b2097003 2701 if (smp_cpus < 1) {
6a00d601
FB		 2702 fprintf(stderr, "Invalid number of CPUs\n");
2703 exit(1);
2704 }
6be68d7e
JS		 2705 if (max_cpus < smp_cpus) {
2706 fprintf(stderr, "maxcpus must be equal to or greater than "
2707 "smp\n");
2708 exit(1);
2709 }
2710 if (max_cpus > 255) {
2711 fprintf(stderr, "Unsupported number of maxcpus\n");
2712 exit(1);
2713 }
6a00d601 2714 break;
24236869 2715 case QEMU_OPTION_vnc:
821601ea 2716#ifdef CONFIG_VNC
6b62dc2d 2717 display_remote++;
821601ea
JS		 2718 vnc_display = optarg;
2719#else
2720 fprintf(stderr, "VNC support is disabled\n");
2721 exit(1);
2722#endif
2723 break;
6515b203
FB		 2724 case QEMU_OPTION_no_acpi:
2725 acpi_enabled = 0;
2726 break;
16b29ae1
AL		 2727 case QEMU_OPTION_no_hpet:
2728 no_hpet = 1;
2729 break;
7d4c3d53
MA		 2730 case QEMU_OPTION_balloon:
2731 if (balloon_parse(optarg) < 0) {
2732 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2733 exit(1);
2734 }
df97b920 2735 break;
d1beab82
FB		 2736 case QEMU_OPTION_no_reboot:
2737 no_reboot = 1;
2738 break;
b2f76161
AJ		 2739 case QEMU_OPTION_no_shutdown:
2740 no_shutdown = 1;
2741 break;
9467cd46
AZ		 2742 case QEMU_OPTION_show_cursor:
2743 cursor_hide = 0;
2744 break;
8fcb1b90
BS		 2745 case QEMU_OPTION_uuid:
2746 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2747 fprintf(stderr, "Fail to parse UUID string."
2748 " Wrong format.\n");
2749 exit(1);
2750 }
2751 break;
9ae02555
TS		 2752 case QEMU_OPTION_option_rom:
2753 if (nb_option_roms >= MAX_OPTION_ROMS) {
2754 fprintf(stderr, "Too many option ROMs\n");
2755 exit(1);
2756 }
2e55e842
GN		 2757 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
2758 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
2759 option_rom[nb_option_roms].bootindex =
2760 qemu_opt_get_number(opts, "bootindex", -1);
2761 if (!option_rom[nb_option_roms].name) {
2762 fprintf(stderr, "Option ROM file is not specified\n");
2763 exit(1);
2764 }
9ae02555
TS		 2765 nb_option_roms++;
2766 break;
8e71621f
PB		 2767 case QEMU_OPTION_semihosting:
2768 semihosting_enabled = 1;
2769 break;
c35734b2 2770 case QEMU_OPTION_name:
1889465a
AK		 2771 qemu_name = qemu_strdup(optarg);
2772 {
2773 char *p = strchr(qemu_name, ',');
2774 if (p != NULL) {
2775 *p++ = 0;
2776 if (strncmp(p, "process=", 8)) {
5697f6ae 2777 fprintf(stderr, "Unknown subargument %s to -name\n", p);
1889465a
AK		 2778 exit(1);
2779 }
2780 p += 8;
ce798cf2 2781 os_set_proc_name(p);
1889465a
AK		 2782 }
2783 }
c35734b2 2784 break;
66508601
BS		 2785 case QEMU_OPTION_prom_env:
2786 if (nb_prom_envs >= MAX_PROM_ENVS) {
2787 fprintf(stderr, "Too many prom variables\n");
2788 exit(1);
2789 }
2790 prom_envs[nb_prom_envs] = optarg;
2791 nb_prom_envs++;
2792 break;
2b8f2d41
AZ		 2793 case QEMU_OPTION_old_param:
2794 old_param = 1;
05ebd537 2795 break;
f3dcfada
TS		 2796 case QEMU_OPTION_clock:
2797 configure_alarms(optarg);
2798 break;
7e0af5d0 2799 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 2800 configure_rtc_date_offset(optarg, 1);
2801 break;
2802 case QEMU_OPTION_rtc:
3329f07b 2803 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 2804 if (!opts) {
1ed2fc1f 2805 exit(1);
7e0af5d0 2806 }
1ed2fc1f 2807 configure_rtc(opts);
7e0af5d0 2808 break;
26a5f13b
FB		 2809 case QEMU_OPTION_tb_size:
2810 tb_size = strtol(optarg, NULL, 0);
2811 if (tb_size < 0)
2812 tb_size = 0;
2813 break;
2e70f6ef 2814 case QEMU_OPTION_icount:
4e3de9e9 2815 icount_option = optarg;
2e70f6ef 2816 break;
5bb7910a
AL		 2817 case QEMU_OPTION_incoming:
2818 incoming = optarg;
8e84865e 2819 incoming_expected = true;
5bb7910a 2820 break;
d8c208dd
GH		 2821 case QEMU_OPTION_nodefaults:
2822 default_serial = 0;
2823 default_parallel = 0;
aee1b935 2824 default_virtcon = 0;
d8c208dd
GH		 2825 default_monitor = 0;
2826 default_vga = 0;
cb4522cc 2827 default_net = 0;
ac33f8fa
GH		 2828 default_floppy = 0;
2829 default_cdrom = 0;
2830 default_sdcard = 0;
d8c208dd 2831 break;
e37630ca 2832 case QEMU_OPTION_xen_domid:
ad96090a
BS		 2833 if (!(xen_available())) {
2834 printf("Option %s not supported for this target\n", popt->name);
2835 exit(1);
2836 }
e37630ca
AL		 2837 xen_domid = atoi(optarg);
2838 break;
2839 case QEMU_OPTION_xen_create:
ad96090a
BS		 2840 if (!(xen_available())) {
2841 printf("Option %s not supported for this target\n", popt->name);
2842 exit(1);
2843 }
e37630ca
AL		 2844 xen_mode = XEN_CREATE;
2845 break;
2846 case QEMU_OPTION_xen_attach:
ad96090a
BS		 2847 if (!(xen_available())) {
2848 printf("Option %s not supported for this target\n", popt->name);
2849 exit(1);
2850 }
e37630ca
AL		 2851 xen_mode = XEN_ATTACH;
2852 break;
ab6540d5
PS		 2853#ifdef CONFIG_SIMPLE_TRACE
2854 case QEMU_OPTION_trace:
2855 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
2856 if (opts) {
2857 trace_file = qemu_opt_get(opts, "file");
2858 }
2859 break;
2860#endif
715a664a
GH		 2861 case QEMU_OPTION_readconfig:
2862 {
dcfb0939
KW		 2863 int ret = qemu_read_config_file(optarg);
2864 if (ret < 0) {
2865 fprintf(stderr, "read config %s: %s\n", optarg,
2866 strerror(-ret));
715a664a
GH		 2867 exit(1);
2868 }
715a664a
GH		 2869 break;
2870 }
29b0040b
GH		 2871 case QEMU_OPTION_spice:
2872 olist = qemu_find_opts("spice");
2873 if (!olist) {
2874 fprintf(stderr, "spice is not supported by this qemu build.\n");
2875 exit(1);
2876 }
2877 opts = qemu_opts_parse(olist, optarg, 0);
2878 if (!opts) {
2879 fprintf(stderr, "parse error: %s\n", optarg);
2880 exit(1);
2881 }
2882 break;
715a664a
GH		 2883 case QEMU_OPTION_writeconfig:
2884 {
2885 FILE *fp;
2886 if (strcmp(optarg, "-") == 0) {
2887 fp = stdout;
2888 } else {
2889 fp = fopen(optarg, "w");
2890 if (fp == NULL) {
2891 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
2892 exit(1);
2893 }
2894 }
2895 qemu_config_write(fp);
2896 fclose(fp);
2897 break;
2898 }
59a5264b
JS		 2899 default:
2900 os_parse_cmd_args(popt->index, optarg);
cd6f1169 2901 }
0824d6fc
FB		 2902 }
2903 }
0f0bc3f1 2904 loc_set_none();
330d0414 2905
31d3c9b8
SH		 2906 if (!st_init(trace_file)) {
2907 fprintf(stderr, "warning: unable to initialize simple trace backend\n");
2908 }
0b5538c3 2909
5cea8590
PB		 2910 /* If no data_dir is specified then try to find it relative to the
2911 executable path. */
2912 if (!data_dir) {
6170540b 2913 data_dir = os_find_datadir(argv[0]);
5cea8590
PB		 2914 }
2915 /* If all else fails use the install patch specified when building. */
2916 if (!data_dir) {
1dabe05c 2917 data_dir = CONFIG_QEMU_DATADIR;
5cea8590
PB		 2918 }
2919
6be68d7e
JS		 2920 /*
2921 * Default to max_cpus = smp_cpus, in case the user doesn't
2922 * specify a max_cpus value.
2923 */
2924 if (!max_cpus)
2925 max_cpus = smp_cpus;
2926
3d878caa 2927 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL		 2928 if (smp_cpus > machine->max_cpus) {
2929 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
2930 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
2931 machine->max_cpus);
2932 exit(1);
2933 }
2934
67b724e6
AP		 2935 /*
2936 * Get the default machine options from the machine if it is not already
2937 * specified either by the configuration file or by the command line.
2938 */
2939 if (machine->default_machine_opts) {
2940 QemuOptsList *list = qemu_find_opts("machine");
2941 const char *p = NULL;
2942
2943 if (!QTAILQ_EMPTY(&list->head)) {
2944 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2945 }
2946 if (p == NULL) {
2947 opts = qemu_opts_parse(qemu_find_opts("machine"),
2948 machine->default_machine_opts, 0);
2949 if (!opts) {
2950 fprintf(stderr, "parse error for machine %s: %s\n",
2951 machine->name, machine->default_machine_opts);
2952 exit(1);
2953 }
2954 }
2955 }
2956
3329f07b
GH		 2957 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
2958 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 2959
986c5f78
GH		 2960 if (machine->no_serial) {
2961 default_serial = 0;
2962 }
2963 if (machine->no_parallel) {
2964 default_parallel = 0;
2965 }
2966 if (!machine->use_virtcon) {
2967 default_virtcon = 0;
2968 }
2969 if (machine->no_vga) {
2970 default_vga = 0;
2971 }
ac33f8fa
GH		 2972 if (machine->no_floppy) {
2973 default_floppy = 0;
2974 }
2975 if (machine->no_cdrom) {
2976 default_cdrom = 0;
2977 }
2978 if (machine->no_sdcard) {
2979 default_sdcard = 0;
2980 }
986c5f78 2981
993fbfdb 2982 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 2983 if (default_parallel)
2984 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 2985 if (default_serial && default_monitor) {
2986 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 2987 } else if (default_virtcon && default_monitor) {
2988 add_device_config(DEV_VIRTCON, "mon:stdio");
e1c09175
GH		 2989 } else {
2990 if (default_serial)
2991 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 2992 if (default_virtcon)
2993 add_device_config(DEV_VIRTCON, "stdio");
e1c09175 2994 if (default_monitor)
6ca5582d 2995 monitor_parse("stdio", "readline");
e1c09175 2996 }
998bbd74
GH		 2997 } else {
2998 if (default_serial)
2999 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 3000 if (default_parallel)
3001 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3002 if (default_monitor)
6ca5582d 3003 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 3004 if (default_virtcon)
3005 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
bc0129d9 3006 }
64465297
GH		 3007 if (default_vga)
3008 vga_interface_type = VGA_CIRRUS;
bc0129d9 3009
a5829fd9
T		 3010 socket_init();
3011
3329f07b 3012 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 3013 exit(1);
758e8e38 3014#ifdef CONFIG_VIRTFS
3329f07b 3015 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 3016 exit(1);
3017 }
3018#endif
1a688d3b 3019
eb505be1 3020 os_daemonize();
71e3ceb8 3021
aa26bb2d 3022 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 3023 os_pidfile_error();
93815bc2
TS		 3024 exit(1);
3025 }
3026
303d4e86 3027 configure_accelerator();
214910a7 3028
3fcf7b6b
AL		 3029 if (qemu_init_main_loop()) {
3030 fprintf(stderr, "qemu_init_main_loop failed\n");
3031 exit(1);
3032 }
a20dd508 3033 linux_boot = (kernel_filename != NULL);
6c41b272 3034
f8d39c01
TS		 3035 if (!linux_boot && *kernel_cmdline != '\0') {
3036 fprintf(stderr, "-append only allowed with -kernel option\n");
3037 exit(1);
3038 }
3039
3040 if (!linux_boot && initrd_filename != NULL) {
3041 fprintf(stderr, "-initrd only allowed with -kernel option\n");
3042 exit(1);
3043 }
3044
9156d763 3045 os_set_line_buffering();
3b46e624 3046
7183b4b4
AL		 3047 if (init_timer_alarm() < 0) {
3048 fprintf(stderr, "could not initialize alarm timer\n");
3049 exit(1);
3050 }
4e3de9e9 3051 configure_icount(icount_option);
634fce96 3052
dc1c9fe8
MM		 3053 if (net_init_clients() < 0) {
3054 exit(1);
702c651c 3055 }
f1510b2c 3056
dc72ac14 3057 /* init the bluetooth world */
bd3c948d
GH		 3058 if (foreach_device_config(DEV_BT, bt_parse))
3059 exit(1);
dc72ac14 3060
0824d6fc 3061 /* init the memory */
94a6b54f
PB		 3062 if (ram_size == 0)
3063 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
9ae02555 3064
26a5f13b
FB		 3065 /* init the dynamic translator */
3066 cpu_exec_init_all(tb_size * 1024 * 1024);
3067
eb852011 3068 bdrv_init_with_whitelist();
c4b1fcc0 3069
c163b5ca
LS		 3070 blk_mig_init();
3071
e4bcb14c 3072 /* open the virtual block devices */
9dfd7c7a 3073 if (snapshot)
3329f07b
GH		 3074 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3075 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
9dfd7c7a 3076 exit(1);
3e3d5815 3077
4e5d9b57
MA		 3078 default_drive(default_cdrom, snapshot, machine->use_scsi,
3079 IF_DEFAULT, 2, CDROM_OPTS);
3080 default_drive(default_floppy, snapshot, machine->use_scsi,
3081 IF_FLOPPY, 0, FD_OPTS);
3082 default_drive(default_sdcard, snapshot, machine->use_scsi,
3083 IF_SD, 0, SD_OPTS);
3084
97ab12d4 3085 register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
c163b5ca 3086 ram_load, NULL);
8a7ddc38 3087
268a362c
AL		 3088 if (nb_numa_nodes > 0) {
3089 int i;
3090
3091 if (nb_numa_nodes > smp_cpus) {
3092 nb_numa_nodes = smp_cpus;
3093 }
3094
3095 /* If no memory size if given for any node, assume the default case
3096 * and distribute the available memory equally across all nodes
3097 */
3098 for (i = 0; i < nb_numa_nodes; i++) {
3099 if (node_mem[i] != 0)
3100 break;
3101 }
3102 if (i == nb_numa_nodes) {
3103 uint64_t usedmem = 0;
3104
3105 /* On Linux, the each node's border has to be 8MB aligned,
3106 * the final node gets the rest.
3107 */
3108 for (i = 0; i < nb_numa_nodes - 1; i++) {
3109 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3110 usedmem += node_mem[i];
3111 }
3112 node_mem[i] = ram_size - usedmem;
3113 }
3114
3115 for (i = 0; i < nb_numa_nodes; i++) {
3116 if (node_cpumask[i] != 0)
3117 break;
3118 }
3119 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3120 * must cope with this anyway, because there are BIOSes out there in
3121 * real machines which also use this scheme.
3122 */
3123 if (i == nb_numa_nodes) {
3124 for (i = 0; i < smp_cpus; i++) {
3125 node_cpumask[i % nb_numa_nodes] |= 1 << i;
3126 }
3127 }
3128 }
3129
3329f07b 3130 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 3131 exit(1);
3132 }
3133
998bbd74
GH		 3134 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3135 exit(1);
6a5e8b0e
GH		 3136 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3137 exit(1);
aee1b935
GH		 3138 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3139 exit(1);
c9f398e5
PA		 3140 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3141 exit(1);
2796dae0 3142
aae9460e
PB		 3143 module_call_init(MODULE_INIT_DEVICE);
3144
3329f07b 3145 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
ff952ba2
MA		 3146 exit(0);
3147
09aaa160
MA		 3148 if (watchdog) {
3149 i = select_watchdog(watchdog);
3150 if (i > 0)
3151 exit (i == 1 ? 1 : 0);
3152 }
3153
b6b61144 3154 if (machine->compat_props) {
458fb679 3155 qdev_prop_register_global_list(machine->compat_props);
b6b61144 3156 }
d0fef6fb
GH		 3157 qemu_add_globals();
3158
fbe1b595 3159 machine->init(ram_size, boot_devices,
3023f332
AL		 3160 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3161
ea375f9a 3162 cpu_synchronize_all_post_init();
268a362c 3163
87d0a28e 3164 set_numa_modes();
268a362c 3165
6f338c34
AL		 3166 current_machine = machine;
3167
3023f332
AL		 3168 /* init USB devices */
3169 if (usb_enabled) {
0752706d
MA		 3170 if (foreach_device_config(DEV_USB, usb_parse) < 0)
3171 exit(1);
3023f332
AL		 3172 }
3173
bd3c948d 3174 /* init generic devices */
3329f07b 3175 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 3176 exit(1);
3177
668680f7
MA		 3178 net_check_clients();
3179
3023f332 3180 /* just use the first displaystate for the moment */
b473df6e 3181 ds = get_displaystate();
993fbfdb 3182
a3e22260
GH		 3183 if (using_spice)
3184 display_remote++;
6b62dc2d 3185 if (display_type == DT_DEFAULT && !display_remote) {
993fbfdb
AL		 3186#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3187 display_type = DT_SDL;
821601ea 3188#elif defined(CONFIG_VNC)
993fbfdb
AL		 3189 vnc_display = "localhost:0,to=99";
3190 show_vnc_port = 1;
821601ea
JS		 3191#else
3192 display_type = DT_NONE;
993fbfdb
AL		 3193#endif
3194 }
821601ea 3195
993fbfdb 3196
6b62dc2d 3197 /* init local displays */
993fbfdb
AL		 3198 switch (display_type) {
3199 case DT_NOGRAPHIC:
3200 break;
4d3b6f6e 3201#if defined(CONFIG_CURSES)
993fbfdb
AL		 3202 case DT_CURSES:
3203 curses_display_init(ds, full_screen);
3204 break;
4d3b6f6e 3205#endif
5b0753e0 3206#if defined(CONFIG_SDL)
993fbfdb
AL		 3207 case DT_SDL:
3208 sdl_display_init(ds, full_screen, no_frame);
3209 break;
5b0753e0 3210#elif defined(CONFIG_COCOA)
993fbfdb
AL		 3211 case DT_SDL:
3212 cocoa_display_init(ds, full_screen);
3213 break;
313aa567 3214#endif
6b62dc2d
GH		 3215 default:
3216 break;
3217 }
3218
0ce235a7
GN		 3219 /* must be after terminal init, SDL library changes signal handlers */
3220 os_setup_signal_handling();
3221
821601ea 3222#ifdef CONFIG_VNC
6b62dc2d
GH		 3223 /* init remote displays */
3224 if (vnc_display) {
993fbfdb
AL		 3225 vnc_display_init(ds);
3226 if (vnc_display_open(ds, vnc_display) < 0)
3227 exit(1);
f92f8afe 3228
993fbfdb
AL		 3229 if (show_vnc_port) {
3230 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 3231 }
313aa567 3232 }
821601ea 3233#endif
a3e22260 3234#ifdef CONFIG_SPICE
a19cbfb3 3235 if (using_spice && !qxl_enabled) {
a3e22260
GH		 3236 qemu_spice_display_init(ds);
3237 }
3238#endif
5b08fc10 3239
6b62dc2d
GH		 3240 /* display setup */
3241 dpy_resize(ds);
3023f332
AL		 3242 dcl = ds->listeners;
3243 while (dcl != NULL) {
3244 if (dcl->dpy_refresh != NULL) {
7bd427d8
PB		 3245 ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
3246 qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
0f2ad63f 3247 break;
20d8a3ed 3248 }
3023f332 3249 dcl = dcl->next;
20d8a3ed 3250 }
6b62dc2d 3251 if (ds->gui_timer == NULL) {
7bd427d8
PB		 3252 nographic_timer = qemu_new_timer_ms(rt_clock, nographic_update, NULL);
3253 qemu_mod_timer(nographic_timer, qemu_get_clock_ms(rt_clock));
9043b62d 3254 }
b473df6e 3255 text_consoles_set_display(ds);
2796dae0 3256
59030a8c
AL		 3257 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3258 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3259 gdbstub_dev);
3260 exit(1);
45669e00 3261 }
45669e00 3262
3418bd25
GH		 3263 qdev_machine_creation_done();
3264
15ff7705
GH		 3265 if (rom_load_all() != 0) {
3266 fprintf(stderr, "rom loading failed\n");
3267 exit(1);
3268 }
45a50b16 3269
80376c3f
IY		 3270 /* TODO: once all bus devices are qdevified, this should be done
3271 * when bus is created by qdev.c */
3272 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 3273 qemu_run_machine_init_done_notifiers();
3274
504c2948 3275 qemu_system_reset();
05f2401e 3276 if (loadvm) {
03cd4655 3277 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 3278 autostart = 0;
3279 }
3280 }
d63d307f 3281
2bb8c10c 3282 if (incoming) {
8ca5e801
JQ		 3283 int ret = qemu_start_incoming_migration(incoming);
3284 if (ret < 0) {
3285 fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
3286 incoming, ret);
3287 exit(ret);
3288 }
6b99dadc 3289 } else if (autostart) {
c0f4ce77 3290 vm_start();
6b99dadc 3291 }
ffd843bc 3292
eb505be1 3293 os_setup_post();
71e3ceb8 3294
8a7ddc38 3295 main_loop();
40c3bac3 3296 quit_timers();
63a01ef8 3297 net_cleanup();
b46a8906 3298
0824d6fc
FB		 3299 return 0;
3300}
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