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ide: Factor ide_dma_set_inactive out
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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
PS		 50#ifdef CONFIG_SIMPLE_TRACE
51#include "trace.h"
52#endif
53
71e72a19 54#ifdef CONFIG_BSD
7d3505c5 55#include <sys/stat.h>
a167ba50 56#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
7d3505c5 57#include <libutil.h>
92c0e657 58#include <sys/sysctl.h>
24646c7e
BS		 59#else
60#include <util.h>
128ab2ff 61#endif
bbe813a2 62#else
223f0d72 63#ifdef __linux__
7d3505c5
FB		 64#include <pty.h>
65#include <malloc.h>
bd494f4c 66
e57a8c0e 67#include <linux/ppdev.h>
5867c88a 68#include <linux/parport.h>
223f0d72
BS		 69#endif
70#ifdef __sun__
d5d10bc3
TS		 71#include <sys/stat.h>
72#include <sys/ethernet.h>
73#include <sys/sockio.h>
d5d10bc3 74#include <netinet/arp.h>
d5d10bc3
TS		 75#include <netinet/in_systm.h>
76#include <netinet/ip.h>
77#include <netinet/ip_icmp.h> // must come after ip.h
78#include <netinet/udp.h>
79#include <netinet/tcp.h>
80#include <net/if.h>
81#include <syslog.h>
82#include <stropts.h>
67b915a5 83#endif
7d3505c5 84#endif
ec530c81 85#endif
67b915a5 86
9892fbfb
BS		 87#if defined(__OpenBSD__)
88#include <util.h>
89#endif
90
8a16d273
TS		 91#if defined(CONFIG_VDE)
92#include <libvdeplug.h>
93#endif
94
67b915a5 95#ifdef _WIN32
49dc768d 96#include <windows.h>
67b915a5
FB		 97#endif
98
73332e5c 99#ifdef CONFIG_SDL
59a36a2f 100#if defined(__APPLE__) || defined(main)
6693665a 101#include <SDL.h>
880fec5d 102int qemu_main(int argc, char **argv, char **envp);
103int main(int argc, char **argv)
104{
59a36a2f 105 return qemu_main(argc, argv, NULL);
880fec5d 106}
107#undef main
108#define main qemu_main
96bcd4f8 109#endif
73332e5c 110#endif /* CONFIG_SDL */
0824d6fc 111
5b0753e0
FB		 112#ifdef CONFIG_COCOA
113#undef main
114#define main qemu_main
115#endif /* CONFIG_COCOA */
116
511d2b14
BS		 117#include "hw/hw.h"
118#include "hw/boards.h"
119#include "hw/usb.h"
120#include "hw/pcmcia.h"
121#include "hw/pc.h"
511d2b14
BS		 122#include "hw/isa.h"
123#include "hw/baum.h"
124#include "hw/bt.h"
9dd986cc 125#include "hw/watchdog.h"
b6f6e3d3 126#include "hw/smbios.h"
e37630ca 127#include "hw/xen.h"
bd3c948d 128#include "hw/qdev.h"
45a50b16 129#include "hw/loader.h"
5ef4efa4 130#include "bt-host.h"
511d2b14 131#include "net.h"
68ac40d2 132#include "net/slirp.h"
511d2b14
BS		 133#include "monitor.h"
134#include "console.h"
135#include "sysemu.h"
136#include "gdbstub.h"
137#include "qemu-timer.h"
138#include "qemu-char.h"
139#include "cache-utils.h"
140#include "block.h"
666daa68 141#include "blockdev.h"
c163b5ca 142#include "block-migration.h"
a718acec 143#include "dma.h"
511d2b14
BS		 144#include "audio/audio.h"
145#include "migration.h"
146#include "kvm.h"
d3f24367 147#include "qemu-option.h"
7282a033 148#include "qemu-config.h"
e78c48ec 149#include "qemu-objects.h"
59a5264b 150#include "qemu-options.h"
758e8e38 151#ifdef CONFIG_VIRTFS
74db920c
GS		 152#include "fsdev/qemu-fsdev.h"
153#endif
511d2b14 154
0824d6fc 155#include "disas.h"
fc01f7e7 156
511d2b14
BS		 157#include "qemu_socket.h"
158
d918f23e 159#include "slirp/libslirp.h"
511d2b14 160
94b0b5ff 161#include "trace.h"
72cf2d4f 162#include "qemu-queue.h"
296af7c9 163#include "cpus.h"
ad96090a 164#include "arch_init.h"
72cf2d4f 165
29b0040b
GH		 166#include "ui/qemu-spice.h"
167
9dc63a1e
BS		 168//#define DEBUG_NET
169//#define DEBUG_SLIRP
330d0414 170
1bfe856e 171#define DEFAULT_RAM_SIZE 128
313aa567 172
98b19252
AS		 173#define MAX_VIRTIO_CONSOLES 1
174
5cea8590 175static const char *data_dir;
1192dad8 176const char *bios_name = NULL;
cb5a7aa8 177enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 178DisplayType display_type = DT_DEFAULT;
6b62dc2d 179int display_remote = 0;
3d11d0eb 180const char* keyboard_layout = NULL;
c227f099 181ram_addr_t ram_size;
c902760f
MT		 182const char *mem_path = NULL;
183#ifdef MAP_POPULATE
184int mem_prealloc = 0; /* force preallocation of physical target memory */
185#endif
c4b1fcc0 186int nb_nics;
7c9d8e07 187NICInfo nd_table[MAX_NICS];
8a7ddc38 188int vm_running;
d399f677 189int autostart;
8e84865e 190int incoming_expected; /* Started with -incoming and waiting for incoming */
f6503059
AZ		 191static int rtc_utc = 1;
192static int rtc_date_offset = -1; /* -1 means no change */
6875204c 193QEMUClock *rtc_clock;
64465297 194int vga_interface_type = VGA_NONE;
dbed7e40 195static int full_screen = 0;
634a21f6 196#ifdef CONFIG_SDL
dbed7e40 197static int no_frame = 0;
634a21f6 198#endif
667accab 199int no_quit = 0;
8d11df9e 200CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 201CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 202CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
a09db21f 203int win2k_install_hack = 0;
73822ec8 204int rtc_td_hack = 0;
bb36d470 205int usb_enabled = 0;
1b530a6d 206int singlestep = 0;
6a00d601 207int smp_cpus = 1;
6be68d7e 208int max_cpus = 0;
dc6b1c09
AP		 209int smp_cores = 1;
210int smp_threads = 1;
73fc9742 211const char *vnc_display;
6515b203 212int acpi_enabled = 1;
16b29ae1 213int no_hpet = 0;
52ca8d6a 214int fd_bootchk = 1;
d1beab82 215int no_reboot = 0;
b2f76161 216int no_shutdown = 0;
9467cd46 217int cursor_hide = 1;
a171fe39 218int graphic_rotate = 0;
6b35e7bf 219uint8_t irq0override = 1;
09aaa160 220const char *watchdog;
9ae02555
TS		 221const char *option_rom[MAX_OPTION_ROMS];
222int nb_option_roms;
8e71621f 223int semihosting_enabled = 0;
2b8f2d41 224int old_param = 0;
c35734b2 225const char *qemu_name;
3780e197 226int alt_grab = 0;
0ca9f8a4 227int ctrl_grab = 0;
66508601
BS		 228unsigned int nb_prom_envs = 0;
229const char *prom_envs[MAX_PROM_ENVS];
95387491 230int boot_menu;
0824d6fc 231
268a362c
AL		 232int nb_numa_nodes;
233uint64_t node_mem[MAX_NODES];
234uint64_t node_cpumask[MAX_NODES];
235
9043b62d 236static QEMUTimer *nographic_timer;
ee5605e5 237
8fcb1b90
BS		 238uint8_t qemu_uuid[16];
239
76e30d0f
JK		 240static QEMUBootSetHandler *boot_set_handler;
241static void *boot_set_opaque;
242
fd42deeb
GH		 243static NotifierList exit_notifiers =
244 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
245
d745bef8
BS		 246int kvm_allowed = 0;
247uint32_t xen_domid;
248enum xen_mode xen_mode = XEN_EMULATE;
249
998bbd74 250static int default_serial = 1;
6a5e8b0e 251static int default_parallel = 1;
986c5f78 252static int default_virtcon = 1;
abdeed06 253static int default_monitor = 1;
64465297 254static int default_vga = 1;
ac33f8fa
GH		 255static int default_floppy = 1;
256static int default_cdrom = 1;
257static int default_sdcard = 1;
998bbd74
GH		 258
259static struct {
260 const char *driver;
261 int *flag;
262} default_list[] = {
6a5e8b0e
GH		 263 { .driver = "isa-serial", .flag = &default_serial },
264 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf
GH		 265 { .driver = "isa-fdc", .flag = &default_floppy },
266 { .driver = "ide-drive", .flag = &default_cdrom },
392ecf54
AS		 267 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
268 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
269 { .driver = "virtio-serial", .flag = &default_virtcon },
64465297 270 { .driver = "VGA", .flag = &default_vga },
69fd02ee
GH		 271 { .driver = "cirrus-vga", .flag = &default_vga },
272 { .driver = "vmware-svga", .flag = &default_vga },
998bbd74
GH		 273};
274
275static int default_driver_check(QemuOpts *opts, void *opaque)
276{
277 const char *driver = qemu_opt_get(opts, "driver");
278 int i;
279
280 if (!driver)
281 return 0;
282 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
283 if (strcmp(default_list[i].driver, driver) != 0)
284 continue;
285 *(default_list[i].flag) = 0;
286 }
287 return 0;
288}
289
8f0056b7
PB		 290/***********************************************************/
291/* real time host monotonic timer */
09b26c5e 292
f6503059
AZ		 293/***********************************************************/
294/* host time/date access */
295void qemu_get_timedate(struct tm *tm, int offset)
296{
297 time_t ti;
298 struct tm *ret;
299
300 time(&ti);
301 ti += offset;
302 if (rtc_date_offset == -1) {
303 if (rtc_utc)
304 ret = gmtime(&ti);
305 else
306 ret = localtime(&ti);
307 } else {
308 ti -= rtc_date_offset;
309 ret = gmtime(&ti);
310 }
311
312 memcpy(tm, ret, sizeof(struct tm));
313}
314
315int qemu_timedate_diff(struct tm *tm)
316{
317 time_t seconds;
318
319 if (rtc_date_offset == -1)
320 if (rtc_utc)
321 seconds = mktimegm(tm);
322 else
323 seconds = mktime(tm);
324 else
325 seconds = mktimegm(tm) + rtc_date_offset;
326
327 return seconds - time(NULL);
328}
329
80cd3478
LC		 330void rtc_change_mon_event(struct tm *tm)
331{
332 QObject *data;
333
334 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
335 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
336 qobject_decref(data);
337}
338
1ed2fc1f
JK		 339static void configure_rtc_date_offset(const char *startdate, int legacy)
340{
341 time_t rtc_start_date;
342 struct tm tm;
343
344 if (!strcmp(startdate, "now") && legacy) {
345 rtc_date_offset = -1;
346 } else {
347 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
348 &tm.tm_year,
349 &tm.tm_mon,
350 &tm.tm_mday,
351 &tm.tm_hour,
352 &tm.tm_min,
353 &tm.tm_sec) == 6) {
354 /* OK */
355 } else if (sscanf(startdate, "%d-%d-%d",
356 &tm.tm_year,
357 &tm.tm_mon,
358 &tm.tm_mday) == 3) {
359 tm.tm_hour = 0;
360 tm.tm_min = 0;
361 tm.tm_sec = 0;
362 } else {
363 goto date_fail;
364 }
365 tm.tm_year -= 1900;
366 tm.tm_mon--;
367 rtc_start_date = mktimegm(&tm);
368 if (rtc_start_date == -1) {
369 date_fail:
370 fprintf(stderr, "Invalid date format. Valid formats are:\n"
371 "'2006-06-17T16:01:21' or '2006-06-17'\n");
372 exit(1);
373 }
374 rtc_date_offset = time(NULL) - rtc_start_date;
375 }
376}
377
378static void configure_rtc(QemuOpts *opts)
379{
380 const char *value;
381
382 value = qemu_opt_get(opts, "base");
383 if (value) {
384 if (!strcmp(value, "utc")) {
385 rtc_utc = 1;
386 } else if (!strcmp(value, "localtime")) {
387 rtc_utc = 0;
388 } else {
389 configure_rtc_date_offset(value, 0);
390 }
391 }
6875204c
JK		 392 value = qemu_opt_get(opts, "clock");
393 if (value) {
394 if (!strcmp(value, "host")) {
395 rtc_clock = host_clock;
396 } else if (!strcmp(value, "vm")) {
397 rtc_clock = vm_clock;
398 } else {
399 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
400 exit(1);
401 }
402 }
1ed2fc1f
JK		 403 value = qemu_opt_get(opts, "driftfix");
404 if (value) {
7e4c0336 405 if (!strcmp(value, "slew")) {
1ed2fc1f 406 rtc_td_hack = 1;
7e4c0336 407 } else if (!strcmp(value, "none")) {
1ed2fc1f
JK		 408 rtc_td_hack = 0;
409 } else {
410 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
411 exit(1);
412 }
413 }
1ed2fc1f
JK		 414}
415
1ae26a18
AZ		 416/***********************************************************/
417/* Bluetooth support */
418static int nb_hcis;
419static int cur_hci;
420static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 421
1ae26a18
AZ		 422static struct bt_vlan_s {
423 struct bt_scatternet_s net;
424 int id;
425 struct bt_vlan_s *next;
426} *first_bt_vlan;
427
428/* find or alloc a new bluetooth "VLAN" */
674bb261 429static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
1ae26a18
AZ		 430{
431 struct bt_vlan_s **pvlan, *vlan;
432 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
433 if (vlan->id == id)
434 return &vlan->net;
435 }
436 vlan = qemu_mallocz(sizeof(struct bt_vlan_s));
437 vlan->id = id;
438 pvlan = &first_bt_vlan;
439 while (*pvlan != NULL)
440 pvlan = &(*pvlan)->next;
441 *pvlan = vlan;
442 return &vlan->net;
443}
444
445static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
446{
447}
448
449static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
450{
451 return -ENOTSUP;
452}
453
454static struct HCIInfo null_hci = {
455 .cmd_send = null_hci_send,
456 .sco_send = null_hci_send,
457 .acl_send = null_hci_send,
458 .bdaddr_set = null_hci_addr_set,
459};
460
461struct HCIInfo *qemu_next_hci(void)
462{
463 if (cur_hci == nb_hcis)
464 return &null_hci;
465
466 return hci_table[cur_hci++];
467}
468
dc72ac14
AZ		 469static struct HCIInfo *hci_init(const char *str)
470{
471 char *endp;
472 struct bt_scatternet_s *vlan = 0;
473
474 if (!strcmp(str, "null"))
475 /* null */
476 return &null_hci;
477 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
478 /* host[:hciN] */
479 return bt_host_hci(str[4] ? str + 5 : "hci0");
480 else if (!strncmp(str, "hci", 3)) {
481 /* hci[,vlan=n] */
482 if (str[3]) {
483 if (!strncmp(str + 3, ",vlan=", 6)) {
484 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
485 if (*endp)
486 vlan = 0;
487 }
488 } else
489 vlan = qemu_find_bt_vlan(0);
490 if (vlan)
491 return bt_new_hci(vlan);
492 }
493
494 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
495
496 return 0;
497}
498
499static int bt_hci_parse(const char *str)
500{
501 struct HCIInfo *hci;
c227f099 502 bdaddr_t bdaddr;
dc72ac14
AZ		 503
504 if (nb_hcis >= MAX_NICS) {
505 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
506 return -1;
507 }
508
509 hci = hci_init(str);
510 if (!hci)
511 return -1;
512
513 bdaddr.b[0] = 0x52;
514 bdaddr.b[1] = 0x54;
515 bdaddr.b[2] = 0x00;
516 bdaddr.b[3] = 0x12;
517 bdaddr.b[4] = 0x34;
518 bdaddr.b[5] = 0x56 + nb_hcis;
519 hci->bdaddr_set(hci, bdaddr.b);
520
521 hci_table[nb_hcis++] = hci;
522
523 return 0;
524}
525
526static void bt_vhci_add(int vlan_id)
527{
528 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
529
530 if (!vlan->slave)
531 fprintf(stderr, "qemu: warning: adding a VHCI to "
532 "an empty scatternet %i\n", vlan_id);
533
534 bt_vhci_init(bt_new_hci(vlan));
535}
536
537static struct bt_device_s *bt_device_add(const char *opt)
538{
539 struct bt_scatternet_s *vlan;
540 int vlan_id = 0;
541 char *endp = strstr(opt, ",vlan=");
542 int len = (endp ? endp - opt : strlen(opt)) + 1;
543 char devname[10];
544
545 pstrcpy(devname, MIN(sizeof(devname), len), opt);
546
547 if (endp) {
548 vlan_id = strtol(endp + 6, &endp, 0);
549 if (*endp) {
550 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
551 return 0;
552 }
553 }
554
555 vlan = qemu_find_bt_vlan(vlan_id);
556
557 if (!vlan->slave)
558 fprintf(stderr, "qemu: warning: adding a slave device to "
559 "an empty scatternet %i\n", vlan_id);
560
561 if (!strcmp(devname, "keyboard"))
562 return bt_keyboard_init(vlan);
563
564 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
565 return 0;
566}
567
568static int bt_parse(const char *opt)
569{
570 const char *endp, *p;
571 int vlan;
572
573 if (strstart(opt, "hci", &endp)) {
574 if (!*endp || *endp == ',') {
575 if (*endp)
576 if (!strstart(endp, ",vlan=", 0))
577 opt = endp + 1;
578
579 return bt_hci_parse(opt);
580 }
581 } else if (strstart(opt, "vhci", &endp)) {
582 if (!*endp || *endp == ',') {
583 if (*endp) {
584 if (strstart(endp, ",vlan=", &p)) {
585 vlan = strtol(p, (char **) &endp, 0);
586 if (*endp) {
587 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
588 return 1;
589 }
590 } else {
591 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
592 return 1;
593 }
594 } else
595 vlan = 0;
596
597 bt_vhci_add(vlan);
598 return 0;
599 }
600 } else if (strstart(opt, "device:", &endp))
601 return !bt_device_add(endp);
602
603 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
604 return 1;
605}
606
1ae26a18
AZ		 607/***********************************************************/
608/* QEMU Block devices */
609
609497ab 610#define HD_ALIAS "index=%d,media=disk"
e4bcb14c 611#define CDROM_ALIAS "index=2,media=cdrom"
e4bcb14c 612#define FD_ALIAS "index=%d,if=floppy"
609497ab
AZ		 613#define PFLASH_ALIAS "if=pflash"
614#define MTD_ALIAS "if=mtd"
9d413d1d 615#define SD_ALIAS "index=0,if=sd"
e4bcb14c 616
9dfd7c7a
GH		 617static int drive_init_func(QemuOpts *opts, void *opaque)
618{
a803cb8e 619 int *use_scsi = opaque;
9dfd7c7a
GH		 620 int fatal_error = 0;
621
a803cb8e 622 if (drive_init(opts, *use_scsi, &fatal_error) == NULL) {
9dfd7c7a
GH		 623 if (fatal_error)
624 return 1;
625 }
626 return 0;
627}
628
629static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
630{
631 if (NULL == qemu_opt_get(opts, "snapshot")) {
632 qemu_opt_set(opts, "snapshot", "on");
633 }
634 return 0;
635}
636
76e30d0f
JK		 637void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
638{
639 boot_set_handler = func;
640 boot_set_opaque = opaque;
641}
642
643int qemu_boot_set(const char *boot_devices)
644{
645 if (!boot_set_handler) {
646 return -EINVAL;
647 }
648 return boot_set_handler(boot_set_opaque, boot_devices);
649}
650
4e9e9d6e 651static void validate_bootdevices(char *devices)
ef3adf68
JK		 652{
653 /* We just do some generic consistency checks */
654 const char *p;
655 int bitmap = 0;
656
657 for (p = devices; *p != '\0'; p++) {
658 /* Allowed boot devices are:
659 * a-b: floppy disk drives
660 * c-f: IDE disk drives
661 * g-m: machine implementation dependant drives
662 * n-p: network devices
663 * It's up to each machine implementation to check if the given boot
664 * devices match the actual hardware implementation and firmware
665 * features.
666 */
667 if (*p < 'a' || *p > 'p') {
668 fprintf(stderr, "Invalid boot device '%c'\n", *p);
669 exit(1);
670 }
671 if (bitmap & (1 << (*p - 'a'))) {
672 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
673 exit(1);
674 }
675 bitmap |= 1 << (*p - 'a');
676 }
ef3adf68
JK		 677}
678
e0f084bf
JK		 679static void restore_boot_devices(void *opaque)
680{
681 char *standard_boot_devices = opaque;
37905d6a
AW		 682 static int first = 1;
683
684 /* Restore boot order and remove ourselves after the first boot */
685 if (first) {
686 first = 0;
687 return;
688 }
e0f084bf
JK		 689
690 qemu_boot_set(standard_boot_devices);
691
692 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
693 qemu_free(standard_boot_devices);
694}
695
268a362c
AL		 696static void numa_add(const char *optarg)
697{
698 char option[128];
699 char *endptr;
700 unsigned long long value, endvalue;
701 int nodenr;
702
703 optarg = get_opt_name(option, 128, optarg, ',') + 1;
704 if (!strcmp(option, "node")) {
705 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
706 nodenr = nb_numa_nodes;
707 } else {
708 nodenr = strtoull(option, NULL, 10);
709 }
710
711 if (get_param_value(option, 128, "mem", optarg) == 0) {
712 node_mem[nodenr] = 0;
713 } else {
9f9b17a4
JS		 714 ssize_t sval;
715 sval = strtosz(option, NULL);
716 if (sval < 0) {
717 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
718 exit(1);
268a362c 719 }
9f9b17a4 720 node_mem[nodenr] = sval;
268a362c
AL		 721 }
722 if (get_param_value(option, 128, "cpus", optarg) == 0) {
723 node_cpumask[nodenr] = 0;
724 } else {
725 value = strtoull(option, &endptr, 10);
726 if (value >= 64) {
727 value = 63;
728 fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
729 } else {
730 if (*endptr == '-') {
731 endvalue = strtoull(endptr+1, &endptr, 10);
732 if (endvalue >= 63) {
733 endvalue = 62;
734 fprintf(stderr,
735 "only 63 CPUs in NUMA mode supported.\n");
736 }
0dfbd514 737 value = (2ULL << endvalue) - (1ULL << value);
268a362c 738 } else {
0dfbd514 739 value = 1ULL << value;
268a362c
AL		 740 }
741 }
742 node_cpumask[nodenr] = value;
743 }
744 nb_numa_nodes++;
745 }
746 return;
747}
748
dc6b1c09
AP		 749static void smp_parse(const char *optarg)
750{
751 int smp, sockets = 0, threads = 0, cores = 0;
752 char *endptr;
753 char option[128];
754
755 smp = strtoul(optarg, &endptr, 10);
756 if (endptr != optarg) {
757 if (*endptr == ',') {
758 endptr++;
759 }
760 }
761 if (get_param_value(option, 128, "sockets", endptr) != 0)
762 sockets = strtoull(option, NULL, 10);
763 if (get_param_value(option, 128, "cores", endptr) != 0)
764 cores = strtoull(option, NULL, 10);
765 if (get_param_value(option, 128, "threads", endptr) != 0)
766 threads = strtoull(option, NULL, 10);
767 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
768 max_cpus = strtoull(option, NULL, 10);
769
770 /* compute missing values, prefer sockets over cores over threads */
771 if (smp == 0 || sockets == 0) {
772 sockets = sockets > 0 ? sockets : 1;
773 cores = cores > 0 ? cores : 1;
774 threads = threads > 0 ? threads : 1;
775 if (smp == 0) {
776 smp = cores * threads * sockets;
dc6b1c09
AP		 777 }
778 } else {
779 if (cores == 0) {
780 threads = threads > 0 ? threads : 1;
781 cores = smp / (sockets * threads);
782 } else {
dca98169 783 threads = smp / (cores * sockets);
dc6b1c09
AP		 784 }
785 }
786 smp_cpus = smp;
787 smp_cores = cores > 0 ? cores : 1;
788 smp_threads = threads > 0 ? threads : 1;
789 if (max_cpus == 0)
790 max_cpus = smp_cpus;
791}
792
a594cfbf
FB		 793/***********************************************************/
794/* USB devices */
795
fb08000c 796static int usb_device_add(const char *devname)
a594cfbf
FB		 797{
798 const char *p;
a5d2f727 799 USBDevice *dev = NULL;
a594cfbf 800
a5d2f727 801 if (!usb_enabled)
a594cfbf
FB		 802 return -1;
803
0958b4cc
GH		 804 /* drivers with .usbdevice_name entry in USBDeviceInfo */
805 dev = usbdevice_create(devname);
806 if (dev)
807 goto done;
808
a5d2f727 809 /* the other ones */
a594cfbf
FB		 810 if (strstart(devname, "host:", &p)) {
811 dev = usb_host_device_open(p);
dc72ac14
AZ		 812 } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
813 dev = usb_bt_init(devname[2] ? hci_init(p) :
814 bt_new_hci(qemu_find_bt_vlan(0)));
a594cfbf
FB		 815 } else {
816 return -1;
817 }
0d92ed30
PB		 818 if (!dev)
819 return -1;
820
a5d2f727 821done:
a594cfbf
FB		 822 return 0;
823}
824
1f3870ab
AL		 825static int usb_device_del(const char *devname)
826{
827 int bus_num, addr;
828 const char *p;
829
5d0c5750
AL		 830 if (strstart(devname, "host:", &p))
831 return usb_host_device_close(p);
832
a5d2f727 833 if (!usb_enabled)
1f3870ab
AL		 834 return -1;
835
836 p = strchr(devname, '.');
837 if (!p)
838 return -1;
839 bus_num = strtoul(devname, NULL, 0);
840 addr = strtoul(p + 1, NULL, 0);
841
a5d2f727 842 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 843}
844
bd3c948d
GH		 845static int usb_parse(const char *cmdline)
846{
59d1c1c2 847 int r;
fb08000c 848 r = usb_device_add(cmdline);
59d1c1c2
ST		 849 if (r < 0) {
850 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
851 }
852 return r;
bd3c948d
GH		 853}
854
d54908a5 855void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 856{
59d1c1c2 857 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 858 if (usb_device_add(devname) < 0) {
1ecda02b 859 error_report("could not add USB device '%s'", devname);
59d1c1c2 860 }
a594cfbf
FB		 861}
862
d54908a5 863void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 864{
59d1c1c2
ST		 865 const char *devname = qdict_get_str(qdict, "devname");
866 if (usb_device_del(devname) < 0) {
1ecda02b 867 error_report("could not delete USB device '%s'", devname);
59d1c1c2 868 }
a594cfbf
FB		 869}
870
201a51fc
AZ		 871/***********************************************************/
872/* PCMCIA/Cardbus */
873
874static struct pcmcia_socket_entry_s {
bc24a225 875 PCMCIASocket *socket;
201a51fc
AZ		 876 struct pcmcia_socket_entry_s *next;
877} *pcmcia_sockets = 0;
878
bc24a225 879void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 880{
881 struct pcmcia_socket_entry_s *entry;
882
883 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
884 entry->socket = socket;
885 entry->next = pcmcia_sockets;
886 pcmcia_sockets = entry;
887}
888
bc24a225 889void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 890{
891 struct pcmcia_socket_entry_s *entry, **ptr;
892
893 ptr = &pcmcia_sockets;
894 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
895 if (entry->socket == socket) {
896 *ptr = entry->next;
897 qemu_free(entry);
898 }
899}
900
376253ec 901void pcmcia_info(Monitor *mon)
201a51fc
AZ		 902{
903 struct pcmcia_socket_entry_s *iter;
376253ec 904
201a51fc 905 if (!pcmcia_sockets)
376253ec 906 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 907
908 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 909 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
910 iter->socket->attached ? iter->socket->card_string :
911 "Empty");
201a51fc
AZ		 912}
913
2ff89790 914/***********************************************************/
8a7ddc38 915/* I/O handling */
0824d6fc 916
c4b1fcc0
FB		 917typedef struct IOHandlerRecord {
918 int fd;
7b27a769 919 IOCanReadHandler *fd_read_poll;
7c9d8e07
FB		 920 IOHandler *fd_read;
921 IOHandler *fd_write;
cafffd40 922 int deleted;
c4b1fcc0
FB		 923 void *opaque;
924 /* temporary data */
925 struct pollfd *ufd;
31d4ee6c 926 QLIST_ENTRY(IOHandlerRecord) next;
c4b1fcc0
FB		 927} IOHandlerRecord;
928
31d4ee6c
JQ		 929static QLIST_HEAD(, IOHandlerRecord) io_handlers =
930 QLIST_HEAD_INITIALIZER(io_handlers);
931
c4b1fcc0 932
7c9d8e07
FB		 933/* XXX: fd_read_poll should be suppressed, but an API change is
934 necessary in the character devices to suppress fd_can_read(). */
5fafdf24 935int qemu_set_fd_handler2(int fd,
7b27a769 936 IOCanReadHandler *fd_read_poll,
5fafdf24
TS		 937 IOHandler *fd_read,
938 IOHandler *fd_write,
7c9d8e07 939 void *opaque)
c4b1fcc0 940{
31d4ee6c 941 IOHandlerRecord *ioh;
c4b1fcc0 942
7c9d8e07 943 if (!fd_read && !fd_write) {
31d4ee6c 944 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07 945 if (ioh->fd == fd) {
cafffd40 946 ioh->deleted = 1;
7c9d8e07
FB		 947 break;
948 }
7c9d8e07
FB		 949 }
950 } else {
31d4ee6c 951 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07
FB		 952 if (ioh->fd == fd)
953 goto found;
954 }
955 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
31d4ee6c 956 QLIST_INSERT_HEAD(&io_handlers, ioh, next);
7c9d8e07
FB		 957 found:
958 ioh->fd = fd;
959 ioh->fd_read_poll = fd_read_poll;
960 ioh->fd_read = fd_read;
961 ioh->fd_write = fd_write;
962 ioh->opaque = opaque;
cafffd40 963 ioh->deleted = 0;
7c9d8e07 964 }
c4b1fcc0
FB		 965 return 0;
966}
967
5fafdf24
TS		 968int qemu_set_fd_handler(int fd,
969 IOHandler *fd_read,
970 IOHandler *fd_write,
7c9d8e07 971 void *opaque)
8a7ddc38 972{
7c9d8e07 973 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
8a7ddc38
FB		 974}
975
cc1daa40
FB		 976/***********************************************************/
977/* machine registration */
978
bdaf78e0 979static QEMUMachine *first_machine = NULL;
6f338c34 980QEMUMachine *current_machine = NULL;
cc1daa40
FB		 981
982int qemu_register_machine(QEMUMachine *m)
983{
984 QEMUMachine **pm;
985 pm = &first_machine;
986 while (*pm != NULL)
987 pm = &(*pm)->next;
988 m->next = NULL;
989 *pm = m;
990 return 0;
991}
992
9596ebb7 993static QEMUMachine *find_machine(const char *name)
cc1daa40
FB		 994{
995 QEMUMachine *m;
996
997 for(m = first_machine; m != NULL; m = m->next) {
998 if (!strcmp(m->name, name))
999 return m;
3f6599e6
MM		 1000 if (m->alias && !strcmp(m->alias, name))
1001 return m;
cc1daa40
FB		 1002 }
1003 return NULL;
1004}
1005
0c257437
AL		 1006static QEMUMachine *find_default_machine(void)
1007{
1008 QEMUMachine *m;
1009
1010 for(m = first_machine; m != NULL; m = m->next) {
1011 if (m->is_default) {
1012 return m;
1013 }
1014 }
1015 return NULL;
1016}
1017
8a7ddc38
FB		 1018/***********************************************************/
1019/* main execution loop */
1020
9596ebb7 1021static void gui_update(void *opaque)
8a7ddc38 1022{
7d957bd8 1023 uint64_t interval = GUI_REFRESH_INTERVAL;
740733bb 1024 DisplayState *ds = opaque;
7d957bd8
AL		 1025 DisplayChangeListener *dcl = ds->listeners;
1026
62a2744c 1027 qemu_flush_coalesced_mmio_buffer();
7d957bd8
AL		 1028 dpy_refresh(ds);
1029
1030 while (dcl != NULL) {
1031 if (dcl->gui_timer_interval &&
1032 dcl->gui_timer_interval < interval)
1033 interval = dcl->gui_timer_interval;
1034 dcl = dcl->next;
1035 }
1036 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock));
8a7ddc38
FB		 1037}
1038
9043b62d
BS		 1039static void nographic_update(void *opaque)
1040{
1041 uint64_t interval = GUI_REFRESH_INTERVAL;
1042
62a2744c 1043 qemu_flush_coalesced_mmio_buffer();
9043b62d
BS		 1044 qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock));
1045}
1046
0bd48850
FB		 1047struct vm_change_state_entry {
1048 VMChangeStateHandler *cb;
1049 void *opaque;
72cf2d4f 1050 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1051};
1052
72cf2d4f 1053static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1054
1055VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1056 void *opaque)
1057{
1058 VMChangeStateEntry *e;
1059
1060 e = qemu_mallocz(sizeof (*e));
0bd48850
FB		 1061
1062 e->cb = cb;
1063 e->opaque = opaque;
72cf2d4f 1064 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1065 return e;
1066}
1067
1068void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1069{
72cf2d4f 1070 QLIST_REMOVE (e, entries);
0bd48850
FB		 1071 qemu_free (e);
1072}
1073
296af7c9 1074void vm_state_notify(int running, int reason)
0bd48850
FB		 1075{
1076 VMChangeStateEntry *e;
1077
94b0b5ff
SH		 1078 trace_vm_state_notify(running, reason);
1079
0bd48850 1080 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
9781e040 1081 e->cb(e->opaque, running, reason);
0bd48850
FB		 1082 }
1083}
1084
8a7ddc38
FB		 1085void vm_start(void)
1086{
1087 if (!vm_running) {
1088 cpu_enable_ticks();
1089 vm_running = 1;
9781e040 1090 vm_state_notify(1, 0);
d6dc3d42 1091 resume_all_vcpus();
6ed2c484 1092 monitor_protocol_event(QEVENT_RESUME, NULL);
8a7ddc38
FB		 1093 }
1094}
1095
bb0c6722
FB		 1096/* reset/shutdown handler */
1097
1098typedef struct QEMUResetEntry {
72cf2d4f 1099 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1100 QEMUResetHandler *func;
1101 void *opaque;
bb0c6722
FB		 1102} QEMUResetEntry;
1103
72cf2d4f
BS		 1104static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1105 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722
FB		 1106static int reset_requested;
1107static int shutdown_requested;
3475187d 1108static int powerdown_requested;
296af7c9 1109int debug_requested;
7277e027 1110int vmstop_requested;
bb0c6722 1111
cf7a2fe2
AJ		 1112int qemu_shutdown_requested(void)
1113{
1114 int r = shutdown_requested;
1115 shutdown_requested = 0;
1116 return r;
1117}
1118
1119int qemu_reset_requested(void)
1120{
1121 int r = reset_requested;
1122 reset_requested = 0;
1123 return r;
1124}
1125
1126int qemu_powerdown_requested(void)
1127{
1128 int r = powerdown_requested;
1129 powerdown_requested = 0;
1130 return r;
1131}
1132
e568902a
AL		 1133static int qemu_debug_requested(void)
1134{
1135 int r = debug_requested;
1136 debug_requested = 0;
1137 return r;
1138}
1139
6e29f5da
AL		 1140static int qemu_vmstop_requested(void)
1141{
1142 int r = vmstop_requested;
1143 vmstop_requested = 0;
1144 return r;
1145}
1146
a08d4367 1147void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1148{
55ddfe8e 1149 QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
bb0c6722 1150
bb0c6722
FB		 1151 re->func = func;
1152 re->opaque = opaque;
72cf2d4f 1153 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1154}
1155
dda9b29f 1156void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1157{
1158 QEMUResetEntry *re;
1159
72cf2d4f 1160 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1161 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1162 QTAILQ_REMOVE(&reset_handlers, re, entry);
dda9b29f
JK		 1163 qemu_free(re);
1164 return;
1165 }
1166 }
1167}
1168
1169void qemu_system_reset(void)
1170{
1171 QEMUResetEntry *re, *nre;
1172
1173 /* reset all devices */
72cf2d4f 1174 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1175 re->func(re->opaque);
1176 }
81d9b784 1177 monitor_protocol_event(QEVENT_RESET, NULL);
ea375f9a 1178 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1179}
1180
1181void qemu_system_reset_request(void)
1182{
d1beab82
FB		 1183 if (no_reboot) {
1184 shutdown_requested = 1;
1185 } else {
1186 reset_requested = 1;
1187 }
d9f75a4e 1188 qemu_notify_event();
bb0c6722
FB		 1189}
1190
1191void qemu_system_shutdown_request(void)
1192{
1193 shutdown_requested = 1;
d9f75a4e 1194 qemu_notify_event();
bb0c6722
FB		 1195}
1196
3475187d
FB		 1197void qemu_system_powerdown_request(void)
1198{
1199 powerdown_requested = 1;
d9f75a4e
AL		 1200 qemu_notify_event();
1201}
1202
d6f4ade2 1203void main_loop_wait(int nonblocking)
56f3a5d0
AL		 1204{
1205 IOHandlerRecord *ioh;
1206 fd_set rfds, wfds, xfds;
1207 int ret, nfds;
1208 struct timeval tv;
d6f4ade2 1209 int timeout;
56f3a5d0 1210
d6f4ade2
PB		 1211 if (nonblocking)
1212 timeout = 0;
1213 else {
1214 timeout = qemu_calculate_timeout();
1215 qemu_bh_update_timeout(&timeout);
1216 }
56f3a5d0 1217
0d93ca7c 1218 os_host_main_loop_wait(&timeout);
56f3a5d0 1219
fd1dff4b
FB		 1220 /* poll any events */
1221 /* XXX: separate device handlers from system ones */
6abfbd79 1222 nfds = -1;
fd1dff4b
FB		 1223 FD_ZERO(&rfds);
1224 FD_ZERO(&wfds);
e035649e 1225 FD_ZERO(&xfds);
31d4ee6c 1226 QLIST_FOREACH(ioh, &io_handlers, next) {
cafffd40
TS		 1227 if (ioh->deleted)
1228 continue;
fd1dff4b
FB		 1229 if (ioh->fd_read &&
1230 (!ioh->fd_read_poll ||
1231 ioh->fd_read_poll(ioh->opaque) != 0)) {
1232 FD_SET(ioh->fd, &rfds);
1233 if (ioh->fd > nfds)
1234 nfds = ioh->fd;
1235 }
1236 if (ioh->fd_write) {
1237 FD_SET(ioh->fd, &wfds);
1238 if (ioh->fd > nfds)
1239 nfds = ioh->fd;
1240 }
1241 }
3b46e624 1242
56f3a5d0
AL		 1243 tv.tv_sec = timeout / 1000;
1244 tv.tv_usec = (timeout % 1000) * 1000;
1245
d918f23e
JK		 1246 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1247
4870852c 1248 qemu_mutex_unlock_iothread();
e035649e 1249 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
4870852c 1250 qemu_mutex_lock_iothread();
fd1dff4b 1251 if (ret > 0) {
31d4ee6c 1252 IOHandlerRecord *pioh;
cafffd40 1253
31d4ee6c 1254 QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
0290b57b 1255 if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
4bed9837
JQ		 1256 ioh->fd_read(ioh->opaque);
1257 }
0290b57b 1258 if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
4bed9837 1259 ioh->fd_write(ioh->opaque);
31d4ee6c 1260 }
0290b57b
SH		 1261
1262 /* Do this last in case read/write handlers marked it for deletion */
1263 if (ioh->deleted) {
1264 QLIST_REMOVE(ioh, next);
1265 qemu_free(ioh);
1266 }
cafffd40 1267 }
fd1dff4b 1268 }
d918f23e
JK		 1269
1270 slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
b4608c04 1271
b6964827 1272 qemu_run_all_timers();
21d5d12b 1273
423f0742
PB		 1274 /* Check bottom-halves last in case any of the earlier events triggered
1275 them. */
1276 qemu_bh_poll();
3b46e624 1277
5905b2e5
FB		 1278}
1279
43b96858
AL		 1280static int vm_can_run(void)
1281{
1282 if (powerdown_requested)
1283 return 0;
1284 if (reset_requested)
1285 return 0;
1286 if (shutdown_requested)
1287 return 0;
e568902a
AL		 1288 if (debug_requested)
1289 return 0;
43b96858
AL		 1290 return 1;
1291}
1292
d9c32310
BS		 1293qemu_irq qemu_system_powerdown;
1294
43b96858
AL		 1295static void main_loop(void)
1296{
6e29f5da 1297 int r;
e6e35b1e 1298
7277e027 1299 qemu_main_loop_start();
d6dc3d42 1300
6e29f5da 1301 for (;;) {
43b96858 1302 do {
d6f4ade2 1303 bool nonblocking = false;
e6e35b1e
AL		 1304#ifdef CONFIG_PROFILER
1305 int64_t ti;
1306#endif
d6dc3d42 1307#ifndef CONFIG_IOTHREAD
472fb0c4 1308 nonblocking = cpu_exec_all();
d6dc3d42 1309#endif
89bfc105 1310#ifdef CONFIG_PROFILER
43b96858 1311 ti = profile_getclock();
89bfc105 1312#endif
d6f4ade2 1313 main_loop_wait(nonblocking);
89bfc105 1314#ifdef CONFIG_PROFILER
43b96858 1315 dev_time += profile_getclock() - ti;
89bfc105 1316#endif
e568902a 1317 } while (vm_can_run());
43b96858 1318
54fc6ea9
BS		 1319 if ((r = qemu_debug_requested())) {
1320 vm_stop(r);
b1a15e7e 1321 }
43b96858 1322 if (qemu_shutdown_requested()) {
242cd003 1323 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
43b96858
AL		 1324 if (no_shutdown) {
1325 vm_stop(0);
1326 no_shutdown = 0;
1327 } else
1328 break;
1329 }
d6dc3d42
AL		 1330 if (qemu_reset_requested()) {
1331 pause_all_vcpus();
43b96858 1332 qemu_system_reset();
d6dc3d42
AL		 1333 resume_all_vcpus();
1334 }
d9c32310 1335 if (qemu_powerdown_requested()) {
242cd003 1336 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
d9c32310
BS		 1337 qemu_irq_raise(qemu_system_powerdown);
1338 }
b1a15e7e 1339 if ((r = qemu_vmstop_requested())) {
6e29f5da 1340 vm_stop(r);
b1a15e7e 1341 }
b4608c04 1342 }
2bc93fed 1343 bdrv_close_all();
d6dc3d42 1344 pause_all_vcpus();
b4608c04
FB		 1345}
1346
9bd7e6d9
PB		 1347static void version(void)
1348{
f75ca1ae 1349 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 1350}
1351
15f82208 1352static void help(int exitcode)
0824d6fc 1353{
e8105ebb 1354 const char *options_help =
ad96090a
BS		 1355#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1356 opt_help
5824d651 1357#define DEFHEADING(text) stringify(text) "\n"
9f16732a 1358#include "qemu-options.def"
5824d651
BS		 1359#undef DEF
1360#undef DEFHEADING
1361#undef GEN_DOCS
e8105ebb
PB		 1362 ;
1363 version();
1364 printf("usage: %s [options] [disk_image]\n"
1365 "\n"
f75ca1ae 1366 "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
3f020d70 1367 "\n"
e8105ebb 1368 "%s\n"
3f020d70 1369 "During emulation, the following keys are useful:\n"
1370 "ctrl-alt-f toggle full screen\n"
1371 "ctrl-alt-n switch to virtual console 'n'\n"
1372 "ctrl-alt toggle mouse and keyboard grab\n"
1373 "\n"
e8105ebb
PB		 1374 "When using -nographic, press 'ctrl-a h' to get some help.\n",
1375 "qemu",
1376 options_help);
15f82208 1377 exit(exitcode);
0824d6fc
FB		 1378}
1379
cd6f1169
FB		 1380#define HAS_ARG 0x0001
1381
cd6f1169
FB		 1382typedef struct QEMUOption {
1383 const char *name;
1384 int flags;
1385 int index;
ad96090a 1386 uint32_t arch_mask;
cd6f1169
FB		 1387} QEMUOption;
1388
dbed7e40 1389static const QEMUOption qemu_options[] = {
ad96090a
BS		 1390 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1391#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1392 { option, opt_arg, opt_enum, arch_mask },
5824d651 1393#define DEFHEADING(text)
9f16732a 1394#include "qemu-options.def"
5824d651
BS		 1395#undef DEF
1396#undef DEFHEADING
1397#undef GEN_DOCS
cd6f1169 1398 { NULL },
fc01f7e7 1399};
3893c124 1400static void select_vgahw (const char *p)
1401{
1402 const char *opts;
1403
64465297 1404 default_vga = 0;
86176759 1405 vga_interface_type = VGA_NONE;
3893c124 1406 if (strstart(p, "std", &opts)) {
86176759 1407 vga_interface_type = VGA_STD;
3893c124 1408 } else if (strstart(p, "cirrus", &opts)) {
86176759 1409 vga_interface_type = VGA_CIRRUS;
3893c124 1410 } else if (strstart(p, "vmware", &opts)) {
86176759 1411 vga_interface_type = VGA_VMWARE;
94909d9f 1412 } else if (strstart(p, "xenfb", &opts)) {
86176759 1413 vga_interface_type = VGA_XENFB;
28b85ed8 1414 } else if (!strstart(p, "none", &opts)) {
3893c124 1415 invalid_vga:
1416 fprintf(stderr, "Unknown vga type: %s\n", p);
1417 exit(1);
1418 }
cb5a7aa8 1419 while (*opts) {
1420 const char *nextopt;
1421
1422 if (strstart(opts, ",retrace=", &nextopt)) {
1423 opts = nextopt;
1424 if (strstart(opts, "dumb", &nextopt))
1425 vga_retrace_method = VGA_RETRACE_DUMB;
1426 else if (strstart(opts, "precise", &nextopt))
1427 vga_retrace_method = VGA_RETRACE_PRECISE;
1428 else goto invalid_vga;
1429 } else goto invalid_vga;
1430 opts = nextopt;
1431 }
3893c124 1432}
1433
7d4c3d53
MA		 1434static int balloon_parse(const char *arg)
1435{
382f0743 1436 QemuOpts *opts;
7d4c3d53 1437
382f0743
GH		 1438 if (strcmp(arg, "none") == 0) {
1439 return 0;
1440 }
1441
1442 if (!strncmp(arg, "virtio", 6)) {
1443 if (arg[6] == ',') {
1444 /* have params -> parse them */
3329f07b 1445 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 1446 if (!opts)
1447 return -1;
1448 } else {
1449 /* create empty opts */
3329f07b 1450 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
7d4c3d53 1451 }
382f0743
GH		 1452 qemu_opt_set(opts, "driver", "virtio-balloon-pci");
1453 return 0;
7d4c3d53 1454 }
382f0743
GH		 1455
1456 return -1;
7d4c3d53 1457}
7d4c3d53 1458
5cea8590
PB		 1459char *qemu_find_file(int type, const char *name)
1460{
1461 int len;
1462 const char *subdir;
1463 char *buf;
1464
1465 /* If name contains path separators then try it as a straight path. */
1466 if ((strchr(name, '/') || strchr(name, '\\'))
1467 && access(name, R_OK) == 0) {
73ffc805 1468 return qemu_strdup(name);
5cea8590
PB		 1469 }
1470 switch (type) {
1471 case QEMU_FILE_TYPE_BIOS:
1472 subdir = "";
1473 break;
1474 case QEMU_FILE_TYPE_KEYMAP:
1475 subdir = "keymaps/";
1476 break;
1477 default:
1478 abort();
1479 }
1480 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1481 buf = qemu_mallocz(len);
3a41759d 1482 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
5cea8590
PB		 1483 if (access(buf, R_OK)) {
1484 qemu_free(buf);
1485 return NULL;
1486 }
1487 return buf;
1488}
1489
ff952ba2
MA		 1490static int device_help_func(QemuOpts *opts, void *opaque)
1491{
1492 return qdev_device_help(opts);
1493}
1494
f31d07d1
GH		 1495static int device_init_func(QemuOpts *opts, void *opaque)
1496{
1497 DeviceState *dev;
1498
1499 dev = qdev_device_add(opts);
1500 if (!dev)
1501 return -1;
1502 return 0;
1503}
1504
1a688d3b
GH		 1505static int chardev_init_func(QemuOpts *opts, void *opaque)
1506{
1507 CharDriverState *chr;
1508
1509 chr = qemu_chr_open_opts(opts, NULL);
1510 if (!chr)
1511 return -1;
1512 return 0;
1513}
1514
758e8e38 1515#ifdef CONFIG_VIRTFS
74db920c
GS		 1516static int fsdev_init_func(QemuOpts *opts, void *opaque)
1517{
1518 int ret;
1519 ret = qemu_fsdev_add(opts);
1520
1521 return ret;
1522}
1523#endif
1524
88589343
GH		 1525static int mon_init_func(QemuOpts *opts, void *opaque)
1526{
1527 CharDriverState *chr;
1528 const char *chardev;
1529 const char *mode;
1530 int flags;
1531
1532 mode = qemu_opt_get(opts, "mode");
1533 if (mode == NULL) {
1534 mode = "readline";
1535 }
1536 if (strcmp(mode, "readline") == 0) {
1537 flags = MONITOR_USE_READLINE;
1538 } else if (strcmp(mode, "control") == 0) {
1539 flags = MONITOR_USE_CONTROL;
1540 } else {
1541 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1542 exit(1);
1543 }
1544
39eaab9a
DB		 1545 if (qemu_opt_get_bool(opts, "pretty", 0))
1546 flags |= MONITOR_USE_PRETTY;
1547
88589343
GH		 1548 if (qemu_opt_get_bool(opts, "default", 0))
1549 flags |= MONITOR_IS_DEFAULT;
1550
1551 chardev = qemu_opt_get(opts, "chardev");
1552 chr = qemu_chr_find(chardev);
1553 if (chr == NULL) {
1554 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1555 exit(1);
1556 }
1557
1558 monitor_init(chr, flags);
1559 return 0;
1560}
1561
6ca5582d 1562static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 1563{
1564 static int monitor_device_index = 0;
1565 QemuOpts *opts;
1566 const char *p;
1567 char label[32];
1568 int def = 0;
1569
1570 if (strstart(optarg, "chardev:", &p)) {
1571 snprintf(label, sizeof(label), "%s", p);
1572 } else {
140e065d
JK		 1573 snprintf(label, sizeof(label), "compat_monitor%d",
1574 monitor_device_index);
1575 if (monitor_device_index == 0) {
88589343
GH		 1576 def = 1;
1577 }
1578 opts = qemu_chr_parse_compat(label, optarg);
1579 if (!opts) {
1580 fprintf(stderr, "parse error: %s\n", optarg);
1581 exit(1);
1582 }
1583 }
1584
3329f07b 1585 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
88589343
GH		 1586 if (!opts) {
1587 fprintf(stderr, "duplicate chardev: %s\n", label);
1588 exit(1);
1589 }
6ca5582d 1590 qemu_opt_set(opts, "mode", mode);
88589343
GH		 1591 qemu_opt_set(opts, "chardev", label);
1592 if (def)
1593 qemu_opt_set(opts, "default", "on");
1594 monitor_device_index++;
1595}
1596
bd3c948d
GH		 1597struct device_config {
1598 enum {
aee1b935
GH		 1599 DEV_USB, /* -usbdevice */
1600 DEV_BT, /* -bt */
1601 DEV_SERIAL, /* -serial */
1602 DEV_PARALLEL, /* -parallel */
1603 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 1604 DEV_DEBUGCON, /* -debugcon */
bd3c948d
GH		 1605 } type;
1606 const char *cmdline;
72cf2d4f 1607 QTAILQ_ENTRY(device_config) next;
bd3c948d 1608};
72cf2d4f 1609QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 1610
1611static void add_device_config(int type, const char *cmdline)
1612{
1613 struct device_config *conf;
1614
1615 conf = qemu_mallocz(sizeof(*conf));
1616 conf->type = type;
1617 conf->cmdline = cmdline;
72cf2d4f 1618 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 1619}
1620
1621static int foreach_device_config(int type, int (*func)(const char *cmdline))
1622{
1623 struct device_config *conf;
1624 int rc;
1625
72cf2d4f 1626 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 1627 if (conf->type != type)
1628 continue;
1629 rc = func(conf->cmdline);
1630 if (0 != rc)
1631 return rc;
1632 }
1633 return 0;
1634}
1635
998bbd74
GH		 1636static int serial_parse(const char *devname)
1637{
1638 static int index = 0;
1639 char label[32];
1640
1641 if (strcmp(devname, "none") == 0)
1642 return 0;
1643 if (index == MAX_SERIAL_PORTS) {
1644 fprintf(stderr, "qemu: too many serial ports\n");
1645 exit(1);
1646 }
1647 snprintf(label, sizeof(label), "serial%d", index);
1648 serial_hds[index] = qemu_chr_open(label, devname, NULL);
1649 if (!serial_hds[index]) {
1650 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1651 devname, strerror(errno));
1652 return -1;
1653 }
1654 index++;
1655 return 0;
1656}
1657
6a5e8b0e
GH		 1658static int parallel_parse(const char *devname)
1659{
1660 static int index = 0;
1661 char label[32];
1662
1663 if (strcmp(devname, "none") == 0)
1664 return 0;
1665 if (index == MAX_PARALLEL_PORTS) {
1666 fprintf(stderr, "qemu: too many parallel ports\n");
1667 exit(1);
1668 }
1669 snprintf(label, sizeof(label), "parallel%d", index);
1670 parallel_hds[index] = qemu_chr_open(label, devname, NULL);
1671 if (!parallel_hds[index]) {
1672 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1673 devname, strerror(errno));
1674 return -1;
1675 }
1676 index++;
1677 return 0;
1678}
1679
aee1b935
GH		 1680static int virtcon_parse(const char *devname)
1681{
3329f07b 1682 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 1683 static int index = 0;
1684 char label[32];
392ecf54 1685 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 1686
1687 if (strcmp(devname, "none") == 0)
1688 return 0;
1689 if (index == MAX_VIRTIO_CONSOLES) {
1690 fprintf(stderr, "qemu: too many virtio consoles\n");
1691 exit(1);
1692 }
392ecf54 1693
3329f07b 1694 bus_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1695 qemu_opt_set(bus_opts, "driver", "virtio-serial");
1696
3329f07b 1697 dev_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1698 qemu_opt_set(dev_opts, "driver", "virtconsole");
1699
aee1b935
GH		 1700 snprintf(label, sizeof(label), "virtcon%d", index);
1701 virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
1702 if (!virtcon_hds[index]) {
1703 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1704 devname, strerror(errno));
1705 return -1;
1706 }
392ecf54
AS		 1707 qemu_opt_set(dev_opts, "chardev", label);
1708
aee1b935
GH		 1709 index++;
1710 return 0;
1711}
1712
c9f398e5
PA		 1713static int debugcon_parse(const char *devname)
1714{
1715 QemuOpts *opts;
1716
1717 if (!qemu_chr_open("debugcon", devname, NULL)) {
1718 exit(1);
1719 }
3329f07b 1720 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
c9f398e5
PA		 1721 if (!opts) {
1722 fprintf(stderr, "qemu: already have a debugcon device\n");
1723 exit(1);
1724 }
1725 qemu_opt_set(opts, "driver", "isa-debugcon");
1726 qemu_opt_set(opts, "chardev", "debugcon");
1727 return 0;
1728}
1729
fd42deeb
GH		 1730void qemu_add_exit_notifier(Notifier *notify)
1731{
1732 notifier_list_add(&exit_notifiers, notify);
1733}
1734
1735void qemu_remove_exit_notifier(Notifier *notify)
1736{
1737 notifier_list_remove(&exit_notifiers, notify);
1738}
1739
1740static void qemu_run_exit_notifiers(void)
1741{
1742 notifier_list_notify(&exit_notifiers);
1743}
1744
6530a97b
AL		 1745static const QEMUOption *lookup_opt(int argc, char **argv,
1746 const char **poptarg, int *poptind)
1747{
1748 const QEMUOption *popt;
1749 int optind = *poptind;
1750 char *r = argv[optind];
1751 const char *optarg;
1752
0f0bc3f1 1753 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 1754 optind++;
1755 /* Treat --foo the same as -foo. */
1756 if (r[1] == '-')
1757 r++;
1758 popt = qemu_options;
1759 for(;;) {
1760 if (!popt->name) {
0f0bc3f1 1761 error_report("invalid option");
6530a97b
AL		 1762 exit(1);
1763 }
1764 if (!strcmp(popt->name, r + 1))
1765 break;
1766 popt++;
1767 }
1768 if (popt->flags & HAS_ARG) {
1769 if (optind >= argc) {
0f0bc3f1 1770 error_report("requires an argument");
6530a97b
AL		 1771 exit(1);
1772 }
1773 optarg = argv[optind++];
0f0bc3f1 1774 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 1775 } else {
1776 optarg = NULL;
1777 }
1778
1779 *poptarg = optarg;
1780 *poptind = optind;
1781
1782 return popt;
1783}
1784
902b3d5c 1785int main(int argc, char **argv, char **envp)
0824d6fc 1786{
59030a8c 1787 const char *gdbstub_dev = NULL;
e4bcb14c 1788 int i;
da1fcfda 1789 int snapshot, linux_boot;
4e3de9e9 1790 const char *icount_option = NULL;
7f7f9873 1791 const char *initrd_filename;
a20dd508 1792 const char *kernel_filename, *kernel_cmdline;
195325a4 1793 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
3023f332 1794 DisplayState *ds;
7d957bd8 1795 DisplayChangeListener *dcl;
46d4767d 1796 int cyls, heads, secs, translation;
f31d07d1 1797 QemuOpts *hda_opts = NULL, *opts;
03b0ba70 1798 QemuOptsList *olist;
cd6f1169 1799 int optind;
6530a97b 1800 const char *optarg;
d63d307f 1801 const char *loadvm = NULL;
cc1daa40 1802 QEMUMachine *machine;
94fc95cd 1803 const char *cpu_model;
26a5f13b 1804 int tb_size;
93815bc2 1805 const char *pid_file = NULL;
5bb7910a 1806 const char *incoming = NULL;
993fbfdb 1807 int show_vnc_port = 0;
292444cb 1808 int defconfig = 1;
0bd48850 1809
ab6540d5
PS		 1810#ifdef CONFIG_SIMPLE_TRACE
1811 const char *trace_file = NULL;
1812#endif
fd42deeb 1813 atexit(qemu_run_exit_notifiers);
65abca0a
MA		 1814 error_set_progname(argv[0]);
1815
6875204c
JK		 1816 init_clocks();
1817
902b3d5c 1818 qemu_cache_utils_init(envp);
1819
72cf2d4f 1820 QLIST_INIT (&vm_change_state_head);
fe98ac14 1821 os_setup_early_signal_handling();
be995c27 1822
f80f9ec9 1823 module_call_init(MODULE_INIT_MACHINE);
0c257437 1824 machine = find_default_machine();
94fc95cd 1825 cpu_model = NULL;
fc01f7e7 1826 initrd_filename = NULL;
4fc5d071 1827 ram_size = 0;
33e3963e 1828 snapshot = 0;
a20dd508
FB		 1829 kernel_filename = NULL;
1830 kernel_cmdline = "";
c4b1fcc0 1831 cyls = heads = secs = 0;
46d4767d 1832 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 1833
268a362c
AL		 1834 for (i = 0; i < MAX_NODES; i++) {
1835 node_mem[i] = 0;
1836 node_cpumask[i] = 0;
1837 }
1838
268a362c 1839 nb_numa_nodes = 0;
7c9d8e07 1840 nb_nics = 0;
3b46e624 1841
26a5f13b 1842 tb_size = 0;
41bd639b
BS		 1843 autostart= 1;
1844
292444cb
AL		 1845 /* first pass of option parsing */
1846 optind = 1;
1847 while (optind < argc) {
1848 if (argv[optind][0] != '-') {
1849 /* disk image */
28e68d68 1850 optind++;
292444cb
AL		 1851 continue;
1852 } else {
1853 const QEMUOption *popt;
1854
1855 popt = lookup_opt(argc, argv, &optarg, &optind);
1856 switch (popt->index) {
1857 case QEMU_OPTION_nodefconfig:
1858 defconfig=0;
1859 break;
1860 }
1861 }
1862 }
1863
1864 if (defconfig) {
dcfb0939 1865 int ret;
cf5a65aa 1866
dcfb0939 1867 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
019e78ba 1868 if (ret < 0 && ret != -ENOENT) {
dcfb0939 1869 exit(1);
292444cb
AL		 1870 }
1871
dcfb0939 1872 ret = qemu_read_config_file(arch_config_name);
019e78ba 1873 if (ret < 0 && ret != -ENOENT) {
dcfb0939 1874 exit(1);
292444cb
AL		 1875 }
1876 }
de06f8d1 1877 cpudef_init();
292444cb
AL		 1878
1879 /* second pass of option parsing */
cd6f1169 1880 optind = 1;
0824d6fc 1881 for(;;) {
cd6f1169 1882 if (optind >= argc)
0824d6fc 1883 break;
6530a97b 1884 if (argv[optind][0] != '-') {
9dfd7c7a 1885 hda_opts = drive_add(argv[optind++], HD_ALIAS, 0);
cd6f1169
FB		 1886 } else {
1887 const QEMUOption *popt;
1888
6530a97b 1889 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 1890 if (!(popt->arch_mask & arch_type)) {
1891 printf("Option %s not supported for this target\n", popt->name);
1892 exit(1);
1893 }
cd6f1169 1894 switch(popt->index) {
cc1daa40
FB		 1895 case QEMU_OPTION_M:
1896 machine = find_machine(optarg);
1897 if (!machine) {
1898 QEMUMachine *m;
1899 printf("Supported machines are:\n");
1900 for(m = first_machine; m != NULL; m = m->next) {
3f6599e6
MM		 1901 if (m->alias)
1902 printf("%-10s %s (alias of %s)\n",
1903 m->alias, m->desc, m->name);
cc1daa40 1904 printf("%-10s %s%s\n",
5fafdf24 1905 m->name, m->desc,
0c257437 1906 m->is_default ? " (default)" : "");
cc1daa40 1907 }
15f82208 1908 exit(*optarg != '?');
cc1daa40
FB		 1909 }
1910 break;
94fc95cd
JM		 1911 case QEMU_OPTION_cpu:
1912 /* hw initialization will check this */
15f82208 1913 if (*optarg == '?') {
262353cb 1914 list_cpus(stdout, &fprintf, optarg);
15f82208 1915 exit(0);
94fc95cd
JM		 1916 } else {
1917 cpu_model = optarg;
1918 }
1919 break;
cd6f1169 1920 case QEMU_OPTION_initrd:
fc01f7e7
FB		 1921 initrd_filename = optarg;
1922 break;
cd6f1169 1923 case QEMU_OPTION_hda:
e4bcb14c 1924 if (cyls == 0)
9dfd7c7a 1925 hda_opts = drive_add(optarg, HD_ALIAS, 0);
e4bcb14c 1926 else
9dfd7c7a 1927 hda_opts = drive_add(optarg, HD_ALIAS
e4bcb14c 1928 ",cyls=%d,heads=%d,secs=%d%s",
609497ab 1929 0, cyls, heads, secs,
e4bcb14c
TS		 1930 translation == BIOS_ATA_TRANSLATION_LBA ?
1931 ",trans=lba" :
1932 translation == BIOS_ATA_TRANSLATION_NONE ?
1933 ",trans=none" : "");
1934 break;
cd6f1169 1935 case QEMU_OPTION_hdb:
cc1daa40
FB		 1936 case QEMU_OPTION_hdc:
1937 case QEMU_OPTION_hdd:
609497ab 1938 drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda);
fc01f7e7 1939 break;
e4bcb14c 1940 case QEMU_OPTION_drive:
609497ab 1941 drive_add(NULL, "%s", optarg);
e4bcb14c 1942 break;
d058fe03
GH		 1943 case QEMU_OPTION_set:
1944 if (qemu_set_option(optarg) != 0)
1945 exit(1);
1946 break;
d0fef6fb
GH		 1947 case QEMU_OPTION_global:
1948 if (qemu_global_option(optarg) != 0)
1949 exit(1);
1950 break;
3e3d5815 1951 case QEMU_OPTION_mtdblock:
609497ab 1952 drive_add(optarg, MTD_ALIAS);
3e3d5815 1953 break;
a1bb27b1 1954 case QEMU_OPTION_sd:
609497ab 1955 drive_add(optarg, SD_ALIAS);
a1bb27b1 1956 break;
86f55663 1957 case QEMU_OPTION_pflash:
609497ab 1958 drive_add(optarg, PFLASH_ALIAS);
86f55663 1959 break;
cd6f1169 1960 case QEMU_OPTION_snapshot:
33e3963e
FB		 1961 snapshot = 1;
1962 break;
cd6f1169 1963 case QEMU_OPTION_hdachs:
330d0414 1964 {
330d0414
FB		 1965 const char *p;
1966 p = optarg;
1967 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 1968 if (cyls < 1 || cyls > 16383)
1969 goto chs_fail;
330d0414
FB		 1970 if (*p != ',')
1971 goto chs_fail;
1972 p++;
1973 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 1974 if (heads < 1 || heads > 16)
1975 goto chs_fail;
330d0414
FB		 1976 if (*p != ',')
1977 goto chs_fail;
1978 p++;
1979 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 1980 if (secs < 1 || secs > 63)
1981 goto chs_fail;
1982 if (*p == ',') {
1983 p++;
1984 if (!strcmp(p, "none"))
1985 translation = BIOS_ATA_TRANSLATION_NONE;
1986 else if (!strcmp(p, "lba"))
1987 translation = BIOS_ATA_TRANSLATION_LBA;
1988 else if (!strcmp(p, "auto"))
1989 translation = BIOS_ATA_TRANSLATION_AUTO;
1990 else
1991 goto chs_fail;
1992 } else if (*p != '\0') {
c4b1fcc0 1993 chs_fail:
46d4767d
FB		 1994 fprintf(stderr, "qemu: invalid physical CHS format\n");
1995 exit(1);
c4b1fcc0 1996 }
9dfd7c7a
GH		 1997 if (hda_opts != NULL) {
1998 char num[16];
1999 snprintf(num, sizeof(num), "%d", cyls);
2000 qemu_opt_set(hda_opts, "cyls", num);
2001 snprintf(num, sizeof(num), "%d", heads);
2002 qemu_opt_set(hda_opts, "heads", num);
2003 snprintf(num, sizeof(num), "%d", secs);
2004 qemu_opt_set(hda_opts, "secs", num);
2005 if (translation == BIOS_ATA_TRANSLATION_LBA)
2006 qemu_opt_set(hda_opts, "trans", "lba");
2007 if (translation == BIOS_ATA_TRANSLATION_NONE)
2008 qemu_opt_set(hda_opts, "trans", "none");
2009 }
330d0414
FB		 2010 }
2011 break;
268a362c
AL		 2012 case QEMU_OPTION_numa:
2013 if (nb_numa_nodes >= MAX_NODES) {
2014 fprintf(stderr, "qemu: too many NUMA nodes\n");
2015 exit(1);
2016 }
2017 numa_add(optarg);
2018 break;
cd6f1169 2019 case QEMU_OPTION_nographic:
993fbfdb 2020 display_type = DT_NOGRAPHIC;
a20dd508 2021 break;
4d3b6f6e
AZ		 2022#ifdef CONFIG_CURSES
2023 case QEMU_OPTION_curses:
993fbfdb 2024 display_type = DT_CURSES;
4d3b6f6e
AZ		 2025 break;
2026#endif
a171fe39
AZ		 2027 case QEMU_OPTION_portrait:
2028 graphic_rotate = 1;
2029 break;
cd6f1169 2030 case QEMU_OPTION_kernel:
a20dd508
FB		 2031 kernel_filename = optarg;
2032 break;
cd6f1169 2033 case QEMU_OPTION_append:
a20dd508 2034 kernel_cmdline = optarg;
313aa567 2035 break;
cd6f1169 2036 case QEMU_OPTION_cdrom:
609497ab 2037 drive_add(optarg, CDROM_ALIAS);
36b486bb 2038 break;
cd6f1169 2039 case QEMU_OPTION_boot:
28c5af54 2040 {
ef3adf68 2041 static const char * const params[] = {
95387491 2042 "order", "once", "menu", NULL
ef3adf68
JK		 2043 };
2044 char buf[sizeof(boot_devices)];
e0f084bf 2045 char *standard_boot_devices;
ef3adf68
JK		 2046 int legacy = 0;
2047
2048 if (!strchr(optarg, '=')) {
2049 legacy = 1;
2050 pstrcpy(buf, sizeof(buf), optarg);
2051 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2052 fprintf(stderr,
2053 "qemu: unknown boot parameter '%s' in '%s'\n",
2054 buf, optarg);
2055 exit(1);
2056 }
2057
2058 if (legacy ||
2059 get_param_value(buf, sizeof(buf), "order", optarg)) {
4e9e9d6e 2060 validate_bootdevices(buf);
ef3adf68 2061 pstrcpy(boot_devices, sizeof(boot_devices), buf);
28c5af54 2062 }
e0f084bf
JK		 2063 if (!legacy) {
2064 if (get_param_value(buf, sizeof(buf),
2065 "once", optarg)) {
4e9e9d6e 2066 validate_bootdevices(buf);
e0f084bf
JK		 2067 standard_boot_devices = qemu_strdup(boot_devices);
2068 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2069 qemu_register_reset(restore_boot_devices,
2070 standard_boot_devices);
2071 }
95387491
JK		 2072 if (get_param_value(buf, sizeof(buf),
2073 "menu", optarg)) {
2074 if (!strcmp(buf, "on")) {
2075 boot_menu = 1;
2076 } else if (!strcmp(buf, "off")) {
2077 boot_menu = 0;
2078 } else {
2079 fprintf(stderr,
2080 "qemu: invalid option value '%s'\n",
2081 buf);
2082 exit(1);
2083 }
2084 }
e0f084bf 2085 }
36b486bb
FB		 2086 }
2087 break;
cd6f1169 2088 case QEMU_OPTION_fda:
cd6f1169 2089 case QEMU_OPTION_fdb:
609497ab 2090 drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda);
c45886db 2091 break;
52ca8d6a
FB		 2092 case QEMU_OPTION_no_fd_bootchk:
2093 fd_bootchk = 0;
2094 break;
a1ea458f 2095 case QEMU_OPTION_netdev:
3329f07b 2096 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 2097 exit(1);
2098 }
2099 break;
7c9d8e07 2100 case QEMU_OPTION_net:
3329f07b 2101 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 2102 exit(1);
2103 }
702c651c 2104 break;
c7f74643
FB		 2105#ifdef CONFIG_SLIRP
2106 case QEMU_OPTION_tftp:
ad196a9d 2107 legacy_tftp_prefix = optarg;
9bf05444 2108 break;
47d5d01a 2109 case QEMU_OPTION_bootp:
ad196a9d 2110 legacy_bootp_filename = optarg;
47d5d01a 2111 break;
9bf05444 2112 case QEMU_OPTION_redir:
0752706d
MA		 2113 if (net_slirp_redir(optarg) < 0)
2114 exit(1);
9bf05444 2115 break;
c7f74643 2116#endif
dc72ac14 2117 case QEMU_OPTION_bt:
bd3c948d 2118 add_device_config(DEV_BT, optarg);
dc72ac14 2119 break;
1d14ffa9 2120 case QEMU_OPTION_audio_help:
ad96090a
BS		 2121 if (!(audio_available())) {
2122 printf("Option %s not supported for this target\n", popt->name);
2123 exit(1);
2124 }
1d14ffa9
FB		 2125 AUD_help ();
2126 exit (0);
2127 break;
2128 case QEMU_OPTION_soundhw:
ad96090a
BS		 2129 if (!(audio_available())) {
2130 printf("Option %s not supported for this target\n", popt->name);
2131 exit(1);
2132 }
1d14ffa9
FB		 2133 select_soundhw (optarg);
2134 break;
cd6f1169 2135 case QEMU_OPTION_h:
15f82208 2136 help(0);
cd6f1169 2137 break;
9bd7e6d9
PB		 2138 case QEMU_OPTION_version:
2139 version();
2140 exit(0);
2141 break;
00f82b8a 2142 case QEMU_OPTION_m: {
9f9b17a4
JS		 2143 ssize_t value;
2144
2145 value = strtosz(optarg, NULL);
2146 if (value < 0) {
00f82b8a 2147 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB		 2148 exit(1);
2149 }
00f82b8a
AJ		 2150
2151 /* On 32-bit hosts, QEMU is limited by virtual address space */
4a1418e0 2152 if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
00f82b8a
AJ		 2153 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2154 exit(1);
2155 }
c227f099 2156 if (value != (uint64_t)(ram_addr_t)value) {
00f82b8a
AJ		 2157 fprintf(stderr, "qemu: ram size too large\n");
2158 exit(1);
2159 }
2160 ram_size = value;
cd6f1169 2161 break;
00f82b8a 2162 }
c902760f
MT		 2163 case QEMU_OPTION_mempath:
2164 mem_path = optarg;
2165 break;
2166#ifdef MAP_POPULATE
2167 case QEMU_OPTION_mem_prealloc:
2168 mem_prealloc = 1;
2169 break;
2170#endif
cd6f1169 2171 case QEMU_OPTION_d:
de06f8d1 2172 set_cpu_log(optarg);
cd6f1169 2173 break;
cd6f1169 2174 case QEMU_OPTION_s:
59030a8c 2175 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
cd6f1169 2176 break;
59030a8c
AL		 2177 case QEMU_OPTION_gdb:
2178 gdbstub_dev = optarg;
cd6f1169 2179 break;
cd6f1169 2180 case QEMU_OPTION_L:
5cea8590 2181 data_dir = optarg;
cd6f1169 2182 break;
1192dad8
JM		 2183 case QEMU_OPTION_bios:
2184 bios_name = optarg;
2185 break;
1b530a6d
AJ		 2186 case QEMU_OPTION_singlestep:
2187 singlestep = 1;
2188 break;
cd6f1169 2189 case QEMU_OPTION_S:
3c07f8e8 2190 autostart = 0;
cd6f1169 2191 break;
3d11d0eb
FB		 2192 case QEMU_OPTION_k:
2193 keyboard_layout = optarg;
2194 break;
ee22c2f7
FB		 2195 case QEMU_OPTION_localtime:
2196 rtc_utc = 0;
2197 break;
3893c124 2198 case QEMU_OPTION_vga:
2199 select_vgahw (optarg);
1bfe856e 2200 break;
e9b137c2
FB		 2201 case QEMU_OPTION_g:
2202 {
2203 const char *p;
2204 int w, h, depth;
2205 p = optarg;
2206 w = strtol(p, (char **)&p, 10);
2207 if (w <= 0) {
2208 graphic_error:
2209 fprintf(stderr, "qemu: invalid resolution or depth\n");
2210 exit(1);
2211 }
2212 if (*p != 'x')
2213 goto graphic_error;
2214 p++;
2215 h = strtol(p, (char **)&p, 10);
2216 if (h <= 0)
2217 goto graphic_error;
2218 if (*p == 'x') {
2219 p++;
2220 depth = strtol(p, (char **)&p, 10);
5fafdf24 2221 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 2222 depth != 24 && depth != 32)
2223 goto graphic_error;
2224 } else if (*p == '\0') {
2225 depth = graphic_depth;
2226 } else {
2227 goto graphic_error;
2228 }
3b46e624 2229
e9b137c2
FB		 2230 graphic_width = w;
2231 graphic_height = h;
2232 graphic_depth = depth;
2233 }
2234 break;
20d8a3ed
TS		 2235 case QEMU_OPTION_echr:
2236 {
2237 char *r;
2238 term_escape_char = strtol(optarg, &r, 0);
2239 if (r == optarg)
2240 printf("Bad argument to echr\n");
2241 break;
2242 }
82c643ff 2243 case QEMU_OPTION_monitor:
6ca5582d
GH		 2244 monitor_parse(optarg, "readline");
2245 default_monitor = 0;
2246 break;
2247 case QEMU_OPTION_qmp:
2248 monitor_parse(optarg, "control");
2d114dc1 2249 default_monitor = 0;
82c643ff 2250 break;
22a0e04b 2251 case QEMU_OPTION_mon:
3329f07b 2252 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 2253 if (!opts) {
22a0e04b
GH		 2254 exit(1);
2255 }
2d114dc1 2256 default_monitor = 0;
22a0e04b 2257 break;
191bc01b 2258 case QEMU_OPTION_chardev:
3329f07b 2259 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 2260 if (!opts) {
191bc01b
GH		 2261 exit(1);
2262 }
191bc01b 2263 break;
74db920c 2264 case QEMU_OPTION_fsdev:
03b0ba70
GH		 2265 olist = qemu_find_opts("fsdev");
2266 if (!olist) {
2267 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2268 exit(1);
2269 }
2270 opts = qemu_opts_parse(olist, optarg, 1);
74db920c
GS		 2271 if (!opts) {
2272 fprintf(stderr, "parse error: %s\n", optarg);
2273 exit(1);
2274 }
2275 break;
3d54abc7
GS		 2276 case QEMU_OPTION_virtfs: {
2277 char *arg_fsdev = NULL;
2278 char *arg_9p = NULL;
2279 int len = 0;
2280
03b0ba70
GH		 2281 olist = qemu_find_opts("virtfs");
2282 if (!olist) {
2283 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2284 exit(1);
2285 }
2286 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7
GS		 2287 if (!opts) {
2288 fprintf(stderr, "parse error: %s\n", optarg);
2289 exit(1);
2290 }
2291
9ce56db6
VJJ		 2292 if (qemu_opt_get(opts, "fstype") == NULL ||
2293 qemu_opt_get(opts, "mount_tag") == NULL ||
2294 qemu_opt_get(opts, "path") == NULL ||
2295 qemu_opt_get(opts, "security_model") == NULL) {
2296 fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/,"
12848bfc 2297 "security_model=[mapped|passthrough|none],"
9ce56db6
VJJ		 2298 "mnt_tag=tag.\n");
2299 exit(1);
2300 }
2301
2302 len = strlen(",id=,path=,security_model=");
3d54abc7
GS		 2303 len += strlen(qemu_opt_get(opts, "fstype"));
2304 len += strlen(qemu_opt_get(opts, "mount_tag"));
2305 len += strlen(qemu_opt_get(opts, "path"));
9ce56db6 2306 len += strlen(qemu_opt_get(opts, "security_model"));
3d54abc7
GS		 2307 arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev));
2308
c93031e5 2309 snprintf(arg_fsdev, (len + 1) * sizeof(*arg_fsdev),
cb93bbdd
BS		 2310 "%s,id=%s,path=%s,security_model=%s",
2311 qemu_opt_get(opts, "fstype"),
2312 qemu_opt_get(opts, "mount_tag"),
2313 qemu_opt_get(opts, "path"),
2314 qemu_opt_get(opts, "security_model"));
3d54abc7
GS		 2315
2316 len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
2317 len += 2*strlen(qemu_opt_get(opts, "mount_tag"));
2318 arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p));
2319
c93031e5 2320 snprintf(arg_9p, (len + 1) * sizeof(*arg_9p),
cb93bbdd
BS		 2321 "virtio-9p-pci,fsdev=%s,mount_tag=%s",
2322 qemu_opt_get(opts, "mount_tag"),
2323 qemu_opt_get(opts, "mount_tag"));
3d54abc7 2324
3329f07b 2325 if (!qemu_opts_parse(qemu_find_opts("fsdev"), arg_fsdev, 1)) {
3d54abc7
GS		 2326 fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
2327 exit(1);
2328 }
2329
3329f07b 2330 if (!qemu_opts_parse(qemu_find_opts("device"), arg_9p, 1)) {
3d54abc7
GS		 2331 fprintf(stderr, "parse error [device]: %s\n", optarg);
2332 exit(1);
2333 }
2334
2335 qemu_free(arg_fsdev);
2336 qemu_free(arg_9p);
2337 break;
2338 }
82c643ff 2339 case QEMU_OPTION_serial:
998bbd74
GH		 2340 add_device_config(DEV_SERIAL, optarg);
2341 default_serial = 0;
18141ed6
JK		 2342 if (strncmp(optarg, "mon:", 4) == 0) {
2343 default_monitor = 0;
2344 }
82c643ff 2345 break;
9dd986cc 2346 case QEMU_OPTION_watchdog:
09aaa160
MA		 2347 if (watchdog) {
2348 fprintf(stderr,
2349 "qemu: only one watchdog option may be given\n");
2350 return 1;
2351 }
2352 watchdog = optarg;
9dd986cc
RJ		 2353 break;
2354 case QEMU_OPTION_watchdog_action:
2355 if (select_watchdog_action(optarg) == -1) {
2356 fprintf(stderr, "Unknown -watchdog-action parameter\n");
2357 exit(1);
2358 }
2359 break;
51ecf136 2360 case QEMU_OPTION_virtiocon:
aee1b935
GH		 2361 add_device_config(DEV_VIRTCON, optarg);
2362 default_virtcon = 0;
18141ed6
JK		 2363 if (strncmp(optarg, "mon:", 4) == 0) {
2364 default_monitor = 0;
2365 }
51ecf136 2366 break;
6508fe59 2367 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 2368 add_device_config(DEV_PARALLEL, optarg);
2369 default_parallel = 0;
18141ed6
JK		 2370 if (strncmp(optarg, "mon:", 4) == 0) {
2371 default_monitor = 0;
2372 }
6508fe59 2373 break;
c9f398e5
PA		 2374 case QEMU_OPTION_debugcon:
2375 add_device_config(DEV_DEBUGCON, optarg);
2376 break;
d63d307f
FB		 2377 case QEMU_OPTION_loadvm:
2378 loadvm = optarg;
2379 break;
2380 case QEMU_OPTION_full_screen:
2381 full_screen = 1;
2382 break;
667accab 2383#ifdef CONFIG_SDL
43523e93
TS		 2384 case QEMU_OPTION_no_frame:
2385 no_frame = 1;
2386 break;
3780e197
TS		 2387 case QEMU_OPTION_alt_grab:
2388 alt_grab = 1;
2389 break;
0ca9f8a4
DK		 2390 case QEMU_OPTION_ctrl_grab:
2391 ctrl_grab = 1;
2392 break;
667accab
TS		 2393 case QEMU_OPTION_no_quit:
2394 no_quit = 1;
2395 break;
7d957bd8 2396 case QEMU_OPTION_sdl:
993fbfdb 2397 display_type = DT_SDL;
7d957bd8 2398 break;
667accab 2399#endif
f7cce898 2400 case QEMU_OPTION_pidfile:
93815bc2 2401 pid_file = optarg;
f7cce898 2402 break;
a09db21f
FB		 2403 case QEMU_OPTION_win2k_hack:
2404 win2k_install_hack = 1;
2405 break;
73822ec8
AL		 2406 case QEMU_OPTION_rtc_td_hack:
2407 rtc_td_hack = 1;
2408 break;
8a92ea2f 2409 case QEMU_OPTION_acpitable:
de06f8d1 2410 do_acpitable_option(optarg);
8a92ea2f 2411 break;
b6f6e3d3 2412 case QEMU_OPTION_smbios:
de06f8d1 2413 do_smbios_option(optarg);
b6f6e3d3 2414 break;
7ba1e619
AL		 2415 case QEMU_OPTION_enable_kvm:
2416 kvm_allowed = 1;
7ba1e619 2417 break;
bb36d470
FB		 2418 case QEMU_OPTION_usb:
2419 usb_enabled = 1;
2420 break;
a594cfbf
FB		 2421 case QEMU_OPTION_usbdevice:
2422 usb_enabled = 1;
bd3c948d
GH		 2423 add_device_config(DEV_USB, optarg);
2424 break;
2425 case QEMU_OPTION_device:
3329f07b 2426 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 2427 exit(1);
2428 }
a594cfbf 2429 break;
6a00d601 2430 case QEMU_OPTION_smp:
dc6b1c09 2431 smp_parse(optarg);
b2097003 2432 if (smp_cpus < 1) {
6a00d601
FB		 2433 fprintf(stderr, "Invalid number of CPUs\n");
2434 exit(1);
2435 }
6be68d7e
JS		 2436 if (max_cpus < smp_cpus) {
2437 fprintf(stderr, "maxcpus must be equal to or greater than "
2438 "smp\n");
2439 exit(1);
2440 }
2441 if (max_cpus > 255) {
2442 fprintf(stderr, "Unsupported number of maxcpus\n");
2443 exit(1);
2444 }
6a00d601 2445 break;
24236869 2446 case QEMU_OPTION_vnc:
6b62dc2d 2447 display_remote++;
73fc9742 2448 vnc_display = optarg;
24236869 2449 break;
6515b203
FB		 2450 case QEMU_OPTION_no_acpi:
2451 acpi_enabled = 0;
2452 break;
16b29ae1
AL		 2453 case QEMU_OPTION_no_hpet:
2454 no_hpet = 1;
2455 break;
7d4c3d53
MA		 2456 case QEMU_OPTION_balloon:
2457 if (balloon_parse(optarg) < 0) {
2458 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2459 exit(1);
2460 }
df97b920 2461 break;
d1beab82
FB		 2462 case QEMU_OPTION_no_reboot:
2463 no_reboot = 1;
2464 break;
b2f76161
AJ		 2465 case QEMU_OPTION_no_shutdown:
2466 no_shutdown = 1;
2467 break;
9467cd46
AZ		 2468 case QEMU_OPTION_show_cursor:
2469 cursor_hide = 0;
2470 break;
8fcb1b90
BS		 2471 case QEMU_OPTION_uuid:
2472 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2473 fprintf(stderr, "Fail to parse UUID string."
2474 " Wrong format.\n");
2475 exit(1);
2476 }
2477 break;
9ae02555
TS		 2478 case QEMU_OPTION_option_rom:
2479 if (nb_option_roms >= MAX_OPTION_ROMS) {
2480 fprintf(stderr, "Too many option ROMs\n");
2481 exit(1);
2482 }
2483 option_rom[nb_option_roms] = optarg;
2484 nb_option_roms++;
2485 break;
8e71621f
PB		 2486 case QEMU_OPTION_semihosting:
2487 semihosting_enabled = 1;
2488 break;
c35734b2 2489 case QEMU_OPTION_name:
1889465a
AK		 2490 qemu_name = qemu_strdup(optarg);
2491 {
2492 char *p = strchr(qemu_name, ',');
2493 if (p != NULL) {
2494 *p++ = 0;
2495 if (strncmp(p, "process=", 8)) {
2496 fprintf(stderr, "Unknown subargument %s to -name", p);
2497 exit(1);
2498 }
2499 p += 8;
ce798cf2 2500 os_set_proc_name(p);
1889465a
AK		 2501 }
2502 }
c35734b2 2503 break;
66508601
BS		 2504 case QEMU_OPTION_prom_env:
2505 if (nb_prom_envs >= MAX_PROM_ENVS) {
2506 fprintf(stderr, "Too many prom variables\n");
2507 exit(1);
2508 }
2509 prom_envs[nb_prom_envs] = optarg;
2510 nb_prom_envs++;
2511 break;
2b8f2d41
AZ		 2512 case QEMU_OPTION_old_param:
2513 old_param = 1;
05ebd537 2514 break;
f3dcfada
TS		 2515 case QEMU_OPTION_clock:
2516 configure_alarms(optarg);
2517 break;
7e0af5d0 2518 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 2519 configure_rtc_date_offset(optarg, 1);
2520 break;
2521 case QEMU_OPTION_rtc:
3329f07b 2522 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 2523 if (!opts) {
1ed2fc1f 2524 exit(1);
7e0af5d0 2525 }
1ed2fc1f 2526 configure_rtc(opts);
7e0af5d0 2527 break;
26a5f13b
FB		 2528 case QEMU_OPTION_tb_size:
2529 tb_size = strtol(optarg, NULL, 0);
2530 if (tb_size < 0)
2531 tb_size = 0;
2532 break;
2e70f6ef 2533 case QEMU_OPTION_icount:
4e3de9e9 2534 icount_option = optarg;
2e70f6ef 2535 break;
5bb7910a
AL		 2536 case QEMU_OPTION_incoming:
2537 incoming = optarg;
8e84865e 2538 incoming_expected = true;
5bb7910a 2539 break;
d8c208dd
GH		 2540 case QEMU_OPTION_nodefaults:
2541 default_serial = 0;
2542 default_parallel = 0;
aee1b935 2543 default_virtcon = 0;
d8c208dd
GH		 2544 default_monitor = 0;
2545 default_vga = 0;
cb4522cc 2546 default_net = 0;
ac33f8fa
GH		 2547 default_floppy = 0;
2548 default_cdrom = 0;
2549 default_sdcard = 0;
d8c208dd 2550 break;
e37630ca 2551 case QEMU_OPTION_xen_domid:
ad96090a
BS		 2552 if (!(xen_available())) {
2553 printf("Option %s not supported for this target\n", popt->name);
2554 exit(1);
2555 }
e37630ca
AL		 2556 xen_domid = atoi(optarg);
2557 break;
2558 case QEMU_OPTION_xen_create:
ad96090a
BS		 2559 if (!(xen_available())) {
2560 printf("Option %s not supported for this target\n", popt->name);
2561 exit(1);
2562 }
e37630ca
AL		 2563 xen_mode = XEN_CREATE;
2564 break;
2565 case QEMU_OPTION_xen_attach:
ad96090a
BS		 2566 if (!(xen_available())) {
2567 printf("Option %s not supported for this target\n", popt->name);
2568 exit(1);
2569 }
e37630ca
AL		 2570 xen_mode = XEN_ATTACH;
2571 break;
ab6540d5
PS		 2572#ifdef CONFIG_SIMPLE_TRACE
2573 case QEMU_OPTION_trace:
2574 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
2575 if (opts) {
2576 trace_file = qemu_opt_get(opts, "file");
2577 }
2578 break;
2579#endif
715a664a
GH		 2580 case QEMU_OPTION_readconfig:
2581 {
dcfb0939
KW		 2582 int ret = qemu_read_config_file(optarg);
2583 if (ret < 0) {
2584 fprintf(stderr, "read config %s: %s\n", optarg,
2585 strerror(-ret));
715a664a
GH		 2586 exit(1);
2587 }
715a664a
GH		 2588 break;
2589 }
29b0040b
GH		 2590 case QEMU_OPTION_spice:
2591 olist = qemu_find_opts("spice");
2592 if (!olist) {
2593 fprintf(stderr, "spice is not supported by this qemu build.\n");
2594 exit(1);
2595 }
2596 opts = qemu_opts_parse(olist, optarg, 0);
2597 if (!opts) {
2598 fprintf(stderr, "parse error: %s\n", optarg);
2599 exit(1);
2600 }
2601 break;
715a664a
GH		 2602 case QEMU_OPTION_writeconfig:
2603 {
2604 FILE *fp;
2605 if (strcmp(optarg, "-") == 0) {
2606 fp = stdout;
2607 } else {
2608 fp = fopen(optarg, "w");
2609 if (fp == NULL) {
2610 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
2611 exit(1);
2612 }
2613 }
2614 qemu_config_write(fp);
2615 fclose(fp);
2616 break;
2617 }
59a5264b
JS		 2618 default:
2619 os_parse_cmd_args(popt->index, optarg);
cd6f1169 2620 }
0824d6fc
FB		 2621 }
2622 }
0f0bc3f1 2623 loc_set_none();
330d0414 2624
5cea8590
PB		 2625 /* If no data_dir is specified then try to find it relative to the
2626 executable path. */
2627 if (!data_dir) {
6170540b 2628 data_dir = os_find_datadir(argv[0]);
5cea8590
PB		 2629 }
2630 /* If all else fails use the install patch specified when building. */
2631 if (!data_dir) {
1dabe05c 2632 data_dir = CONFIG_QEMU_DATADIR;
5cea8590
PB		 2633 }
2634
ab6540d5
PS		 2635#ifdef CONFIG_SIMPLE_TRACE
2636 /*
2637 * Set the trace file name, if specified.
2638 */
2639 st_set_trace_file(trace_file);
2640#endif
6be68d7e
JS		 2641 /*
2642 * Default to max_cpus = smp_cpus, in case the user doesn't
2643 * specify a max_cpus value.
2644 */
2645 if (!max_cpus)
2646 max_cpus = smp_cpus;
2647
3d878caa 2648 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL		 2649 if (smp_cpus > machine->max_cpus) {
2650 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
2651 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
2652 machine->max_cpus);
2653 exit(1);
2654 }
2655
3329f07b
GH		 2656 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
2657 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 2658
986c5f78
GH		 2659 if (machine->no_serial) {
2660 default_serial = 0;
2661 }
2662 if (machine->no_parallel) {
2663 default_parallel = 0;
2664 }
2665 if (!machine->use_virtcon) {
2666 default_virtcon = 0;
2667 }
2668 if (machine->no_vga) {
2669 default_vga = 0;
2670 }
ac33f8fa
GH		 2671 if (machine->no_floppy) {
2672 default_floppy = 0;
2673 }
2674 if (machine->no_cdrom) {
2675 default_cdrom = 0;
2676 }
2677 if (machine->no_sdcard) {
2678 default_sdcard = 0;
2679 }
986c5f78 2680
993fbfdb 2681 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 2682 if (default_parallel)
2683 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 2684 if (default_serial && default_monitor) {
2685 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 2686 } else if (default_virtcon && default_monitor) {
2687 add_device_config(DEV_VIRTCON, "mon:stdio");
e1c09175
GH		 2688 } else {
2689 if (default_serial)
2690 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 2691 if (default_virtcon)
2692 add_device_config(DEV_VIRTCON, "stdio");
e1c09175 2693 if (default_monitor)
6ca5582d 2694 monitor_parse("stdio", "readline");
e1c09175 2695 }
998bbd74
GH		 2696 } else {
2697 if (default_serial)
2698 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 2699 if (default_parallel)
2700 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 2701 if (default_monitor)
6ca5582d 2702 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 2703 if (default_virtcon)
2704 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
bc0129d9 2705 }
64465297
GH		 2706 if (default_vga)
2707 vga_interface_type = VGA_CIRRUS;
bc0129d9 2708
a5829fd9
T		 2709 socket_init();
2710
3329f07b 2711 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 2712 exit(1);
758e8e38 2713#ifdef CONFIG_VIRTFS
3329f07b 2714 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 2715 exit(1);
2716 }
2717#endif
1a688d3b 2718
eb505be1 2719 os_daemonize();
71e3ceb8 2720
aa26bb2d 2721 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 2722 os_pidfile_error();
93815bc2
TS		 2723 exit(1);
2724 }
2725
98c8573e
PB		 2726 if (kvm_allowed) {
2727 int ret = kvm_init(smp_cpus);
214910a7 2728 if (ret < 0) {
98c8573e
PB		 2729 if (!kvm_available()) {
2730 printf("KVM not supported for this target\n");
2731 } else {
2732 fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
2733 }
214910a7
MT		 2734 exit(1);
2735 }
2736 }
2737
3fcf7b6b
AL		 2738 if (qemu_init_main_loop()) {
2739 fprintf(stderr, "qemu_init_main_loop failed\n");
2740 exit(1);
2741 }
a20dd508 2742 linux_boot = (kernel_filename != NULL);
6c41b272 2743
f8d39c01
TS		 2744 if (!linux_boot && *kernel_cmdline != '\0') {
2745 fprintf(stderr, "-append only allowed with -kernel option\n");
2746 exit(1);
2747 }
2748
2749 if (!linux_boot && initrd_filename != NULL) {
2750 fprintf(stderr, "-initrd only allowed with -kernel option\n");
2751 exit(1);
2752 }
2753
9156d763 2754 os_set_line_buffering();
3b46e624 2755
7183b4b4
AL		 2756 if (init_timer_alarm() < 0) {
2757 fprintf(stderr, "could not initialize alarm timer\n");
2758 exit(1);
2759 }
4e3de9e9 2760 configure_icount(icount_option);
634fce96 2761
dc1c9fe8
MM		 2762 if (net_init_clients() < 0) {
2763 exit(1);
702c651c 2764 }
f1510b2c 2765
dc72ac14 2766 /* init the bluetooth world */
bd3c948d
GH		 2767 if (foreach_device_config(DEV_BT, bt_parse))
2768 exit(1);
dc72ac14 2769
0824d6fc 2770 /* init the memory */
94a6b54f
PB		 2771 if (ram_size == 0)
2772 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
9ae02555 2773
26a5f13b
FB		 2774 /* init the dynamic translator */
2775 cpu_exec_init_all(tb_size * 1024 * 1024);
2776
eb852011 2777 bdrv_init_with_whitelist();
c4b1fcc0 2778
c163b5ca 2779 blk_mig_init();
2780
ac33f8fa 2781 if (default_cdrom) {
aa40fc9c
GH		 2782 /* we always create the cdrom drive, even if no disk is there */
2783 drive_add(NULL, CDROM_ALIAS);
ac33f8fa 2784 }
c4b1fcc0 2785
ac33f8fa 2786 if (default_floppy) {
aa40fc9c
GH		 2787 /* we always create at least one floppy */
2788 drive_add(NULL, FD_ALIAS, 0);
ac33f8fa 2789 }
86f55663 2790
ac33f8fa 2791 if (default_sdcard) {
aa40fc9c
GH		 2792 /* we always create one sd slot, even if no card is in it */
2793 drive_add(NULL, SD_ALIAS);
2794 }
9d413d1d 2795
e4bcb14c 2796 /* open the virtual block devices */
9dfd7c7a 2797 if (snapshot)
3329f07b
GH		 2798 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2799 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
9dfd7c7a 2800 exit(1);
3e3d5815 2801
97ab12d4 2802 register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
c163b5ca 2803 ram_load, NULL);
8a7ddc38 2804
268a362c
AL		 2805 if (nb_numa_nodes > 0) {
2806 int i;
2807
2808 if (nb_numa_nodes > smp_cpus) {
2809 nb_numa_nodes = smp_cpus;
2810 }
2811
2812 /* If no memory size if given for any node, assume the default case
2813 * and distribute the available memory equally across all nodes
2814 */
2815 for (i = 0; i < nb_numa_nodes; i++) {
2816 if (node_mem[i] != 0)
2817 break;
2818 }
2819 if (i == nb_numa_nodes) {
2820 uint64_t usedmem = 0;
2821
2822 /* On Linux, the each node's border has to be 8MB aligned,
2823 * the final node gets the rest.
2824 */
2825 for (i = 0; i < nb_numa_nodes - 1; i++) {
2826 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
2827 usedmem += node_mem[i];
2828 }
2829 node_mem[i] = ram_size - usedmem;
2830 }
2831
2832 for (i = 0; i < nb_numa_nodes; i++) {
2833 if (node_cpumask[i] != 0)
2834 break;
2835 }
2836 /* assigning the VCPUs round-robin is easier to implement, guest OSes
2837 * must cope with this anyway, because there are BIOSes out there in
2838 * real machines which also use this scheme.
2839 */
2840 if (i == nb_numa_nodes) {
2841 for (i = 0; i < smp_cpus; i++) {
2842 node_cpumask[i % nb_numa_nodes] |= 1 << i;
2843 }
2844 }
2845 }
2846
3329f07b 2847 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 2848 exit(1);
2849 }
2850
998bbd74
GH		 2851 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
2852 exit(1);
6a5e8b0e
GH		 2853 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
2854 exit(1);
aee1b935
GH		 2855 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
2856 exit(1);
c9f398e5
PA		 2857 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
2858 exit(1);
2796dae0 2859
aae9460e
PB		 2860 module_call_init(MODULE_INIT_DEVICE);
2861
3329f07b 2862 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
ff952ba2
MA		 2863 exit(0);
2864
09aaa160
MA		 2865 if (watchdog) {
2866 i = select_watchdog(watchdog);
2867 if (i > 0)
2868 exit (i == 1 ? 1 : 0);
2869 }
2870
b6b61144 2871 if (machine->compat_props) {
458fb679 2872 qdev_prop_register_global_list(machine->compat_props);
b6b61144 2873 }
d0fef6fb
GH		 2874 qemu_add_globals();
2875
fbe1b595 2876 machine->init(ram_size, boot_devices,
3023f332
AL		 2877 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
2878
ea375f9a 2879 cpu_synchronize_all_post_init();
268a362c 2880
67b3b71d 2881 /* must be after terminal init, SDL library changes signal handlers */
8d963e6a 2882 os_setup_signal_handling();
67b3b71d 2883
87d0a28e 2884 set_numa_modes();
268a362c 2885
6f338c34
AL		 2886 current_machine = machine;
2887
3023f332
AL		 2888 /* init USB devices */
2889 if (usb_enabled) {
0752706d
MA		 2890 if (foreach_device_config(DEV_USB, usb_parse) < 0)
2891 exit(1);
3023f332
AL		 2892 }
2893
bd3c948d 2894 /* init generic devices */
3329f07b 2895 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 2896 exit(1);
2897
668680f7
MA		 2898 net_check_clients();
2899
3023f332 2900 /* just use the first displaystate for the moment */
b473df6e 2901 ds = get_displaystate();
993fbfdb 2902
a3e22260
GH		 2903 if (using_spice)
2904 display_remote++;
6b62dc2d 2905 if (display_type == DT_DEFAULT && !display_remote) {
993fbfdb
AL		 2906#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
2907 display_type = DT_SDL;
2908#else
993fbfdb
AL		 2909 vnc_display = "localhost:0,to=99";
2910 show_vnc_port = 1;
2911#endif
2912 }
2913
2914
6b62dc2d 2915 /* init local displays */
993fbfdb
AL		 2916 switch (display_type) {
2917 case DT_NOGRAPHIC:
2918 break;
4d3b6f6e 2919#if defined(CONFIG_CURSES)
993fbfdb
AL		 2920 case DT_CURSES:
2921 curses_display_init(ds, full_screen);
2922 break;
4d3b6f6e 2923#endif
5b0753e0 2924#if defined(CONFIG_SDL)
993fbfdb
AL		 2925 case DT_SDL:
2926 sdl_display_init(ds, full_screen, no_frame);
2927 break;
5b0753e0 2928#elif defined(CONFIG_COCOA)
993fbfdb
AL		 2929 case DT_SDL:
2930 cocoa_display_init(ds, full_screen);
2931 break;
313aa567 2932#endif
6b62dc2d
GH		 2933 default:
2934 break;
2935 }
2936
2937 /* init remote displays */
2938 if (vnc_display) {
993fbfdb
AL		 2939 vnc_display_init(ds);
2940 if (vnc_display_open(ds, vnc_display) < 0)
2941 exit(1);
f92f8afe 2942
993fbfdb
AL		 2943 if (show_vnc_port) {
2944 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 2945 }
313aa567 2946 }
a3e22260
GH		 2947#ifdef CONFIG_SPICE
2948 if (using_spice) {
2949 qemu_spice_display_init(ds);
2950 }
2951#endif
5b08fc10 2952
6b62dc2d
GH		 2953 /* display setup */
2954 dpy_resize(ds);
3023f332
AL		 2955 dcl = ds->listeners;
2956 while (dcl != NULL) {
2957 if (dcl->dpy_refresh != NULL) {
2958 ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds);
2959 qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock));
0f2ad63f 2960 break;
20d8a3ed 2961 }
3023f332 2962 dcl = dcl->next;
20d8a3ed 2963 }
6b62dc2d 2964 if (ds->gui_timer == NULL) {
9043b62d
BS		 2965 nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
2966 qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock));
2967 }
b473df6e 2968 text_consoles_set_display(ds);
2796dae0 2969
59030a8c
AL		 2970 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
2971 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
2972 gdbstub_dev);
2973 exit(1);
45669e00 2974 }
45669e00 2975
3418bd25
GH		 2976 qdev_machine_creation_done();
2977
15ff7705
GH		 2978 if (rom_load_all() != 0) {
2979 fprintf(stderr, "rom loading failed\n");
2980 exit(1);
2981 }
45a50b16 2982
504c2948 2983 qemu_system_reset();
05f2401e 2984 if (loadvm) {
03cd4655 2985 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 2986 autostart = 0;
2987 }
2988 }
d63d307f 2989
2bb8c10c 2990 if (incoming) {
8ca5e801
JQ		 2991 int ret = qemu_start_incoming_migration(incoming);
2992 if (ret < 0) {
2993 fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
2994 incoming, ret);
2995 exit(ret);
2996 }
6b99dadc 2997 } else if (autostart) {
c0f4ce77 2998 vm_start();
6b99dadc 2999 }
ffd843bc 3000
eb505be1 3001 os_setup_post();
71e3ceb8 3002
8a7ddc38 3003 main_loop();
40c3bac3 3004 quit_timers();
63a01ef8 3005 net_cleanup();
b46a8906 3006
0824d6fc
FB		 3007 return 0;
3008}
Qemu copy for testing