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rtl8139: add vlan tag insertion
[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
d745bef8
BS		 260int kvm_allowed = 0;
261uint32_t xen_domid;
262enum xen_mode xen_mode = XEN_EMULATE;
263
998bbd74 264static int default_serial = 1;
6a5e8b0e 265static int default_parallel = 1;
986c5f78 266static int default_virtcon = 1;
abdeed06 267static int default_monitor = 1;
64465297 268static int default_vga = 1;
ac33f8fa
GH		 269static int default_floppy = 1;
270static int default_cdrom = 1;
271static int default_sdcard = 1;
998bbd74
GH		 272
273static struct {
274 const char *driver;
275 int *flag;
276} default_list[] = {
6a5e8b0e
GH		 277 { .driver = "isa-serial", .flag = &default_serial },
278 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf
GH		 279 { .driver = "isa-fdc", .flag = &default_floppy },
280 { .driver = "ide-drive", .flag = &default_cdrom },
392ecf54
AS		 281 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
282 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
283 { .driver = "virtio-serial", .flag = &default_virtcon },
64465297 284 { .driver = "VGA", .flag = &default_vga },
69fd02ee
GH		 285 { .driver = "cirrus-vga", .flag = &default_vga },
286 { .driver = "vmware-svga", .flag = &default_vga },
998bbd74
GH		 287};
288
289static int default_driver_check(QemuOpts *opts, void *opaque)
290{
291 const char *driver = qemu_opt_get(opts, "driver");
292 int i;
293
294 if (!driver)
295 return 0;
296 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
297 if (strcmp(default_list[i].driver, driver) != 0)
298 continue;
299 *(default_list[i].flag) = 0;
300 }
301 return 0;
302}
303
8f0056b7
PB		 304/***********************************************************/
305/* real time host monotonic timer */
09b26c5e 306
f6503059
AZ		 307/***********************************************************/
308/* host time/date access */
309void qemu_get_timedate(struct tm *tm, int offset)
310{
311 time_t ti;
312 struct tm *ret;
313
314 time(&ti);
315 ti += offset;
316 if (rtc_date_offset == -1) {
317 if (rtc_utc)
318 ret = gmtime(&ti);
319 else
320 ret = localtime(&ti);
321 } else {
322 ti -= rtc_date_offset;
323 ret = gmtime(&ti);
324 }
325
326 memcpy(tm, ret, sizeof(struct tm));
327}
328
329int qemu_timedate_diff(struct tm *tm)
330{
331 time_t seconds;
332
333 if (rtc_date_offset == -1)
334 if (rtc_utc)
335 seconds = mktimegm(tm);
336 else
337 seconds = mktime(tm);
338 else
339 seconds = mktimegm(tm) + rtc_date_offset;
340
341 return seconds - time(NULL);
342}
343
80cd3478
LC		 344void rtc_change_mon_event(struct tm *tm)
345{
346 QObject *data;
347
348 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
349 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
350 qobject_decref(data);
351}
352
1ed2fc1f
JK		 353static void configure_rtc_date_offset(const char *startdate, int legacy)
354{
355 time_t rtc_start_date;
356 struct tm tm;
357
358 if (!strcmp(startdate, "now") && legacy) {
359 rtc_date_offset = -1;
360 } else {
361 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
362 &tm.tm_year,
363 &tm.tm_mon,
364 &tm.tm_mday,
365 &tm.tm_hour,
366 &tm.tm_min,
367 &tm.tm_sec) == 6) {
368 /* OK */
369 } else if (sscanf(startdate, "%d-%d-%d",
370 &tm.tm_year,
371 &tm.tm_mon,
372 &tm.tm_mday) == 3) {
373 tm.tm_hour = 0;
374 tm.tm_min = 0;
375 tm.tm_sec = 0;
376 } else {
377 goto date_fail;
378 }
379 tm.tm_year -= 1900;
380 tm.tm_mon--;
381 rtc_start_date = mktimegm(&tm);
382 if (rtc_start_date == -1) {
383 date_fail:
384 fprintf(stderr, "Invalid date format. Valid formats are:\n"
385 "'2006-06-17T16:01:21' or '2006-06-17'\n");
386 exit(1);
387 }
388 rtc_date_offset = time(NULL) - rtc_start_date;
389 }
390}
391
392static void configure_rtc(QemuOpts *opts)
393{
394 const char *value;
395
396 value = qemu_opt_get(opts, "base");
397 if (value) {
398 if (!strcmp(value, "utc")) {
399 rtc_utc = 1;
400 } else if (!strcmp(value, "localtime")) {
401 rtc_utc = 0;
402 } else {
403 configure_rtc_date_offset(value, 0);
404 }
405 }
6875204c
JK		 406 value = qemu_opt_get(opts, "clock");
407 if (value) {
408 if (!strcmp(value, "host")) {
409 rtc_clock = host_clock;
410 } else if (!strcmp(value, "vm")) {
411 rtc_clock = vm_clock;
412 } else {
413 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
414 exit(1);
415 }
416 }
1ed2fc1f
JK		 417 value = qemu_opt_get(opts, "driftfix");
418 if (value) {
7e4c0336 419 if (!strcmp(value, "slew")) {
1ed2fc1f 420 rtc_td_hack = 1;
7e4c0336 421 } else if (!strcmp(value, "none")) {
1ed2fc1f
JK		 422 rtc_td_hack = 0;
423 } else {
424 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
425 exit(1);
426 }
427 }
1ed2fc1f
JK		 428}
429
1ae26a18
AZ		 430/***********************************************************/
431/* Bluetooth support */
432static int nb_hcis;
433static int cur_hci;
434static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 435
1ae26a18
AZ		 436static struct bt_vlan_s {
437 struct bt_scatternet_s net;
438 int id;
439 struct bt_vlan_s *next;
440} *first_bt_vlan;
441
442/* find or alloc a new bluetooth "VLAN" */
674bb261 443static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
1ae26a18
AZ		 444{
445 struct bt_vlan_s **pvlan, *vlan;
446 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
447 if (vlan->id == id)
448 return &vlan->net;
449 }
450 vlan = qemu_mallocz(sizeof(struct bt_vlan_s));
451 vlan->id = id;
452 pvlan = &first_bt_vlan;
453 while (*pvlan != NULL)
454 pvlan = &(*pvlan)->next;
455 *pvlan = vlan;
456 return &vlan->net;
457}
458
459static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
460{
461}
462
463static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
464{
465 return -ENOTSUP;
466}
467
468static struct HCIInfo null_hci = {
469 .cmd_send = null_hci_send,
470 .sco_send = null_hci_send,
471 .acl_send = null_hci_send,
472 .bdaddr_set = null_hci_addr_set,
473};
474
475struct HCIInfo *qemu_next_hci(void)
476{
477 if (cur_hci == nb_hcis)
478 return &null_hci;
479
480 return hci_table[cur_hci++];
481}
482
dc72ac14
AZ		 483static struct HCIInfo *hci_init(const char *str)
484{
485 char *endp;
486 struct bt_scatternet_s *vlan = 0;
487
488 if (!strcmp(str, "null"))
489 /* null */
490 return &null_hci;
491 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
492 /* host[:hciN] */
493 return bt_host_hci(str[4] ? str + 5 : "hci0");
494 else if (!strncmp(str, "hci", 3)) {
495 /* hci[,vlan=n] */
496 if (str[3]) {
497 if (!strncmp(str + 3, ",vlan=", 6)) {
498 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
499 if (*endp)
500 vlan = 0;
501 }
502 } else
503 vlan = qemu_find_bt_vlan(0);
504 if (vlan)
505 return bt_new_hci(vlan);
506 }
507
508 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
509
510 return 0;
511}
512
513static int bt_hci_parse(const char *str)
514{
515 struct HCIInfo *hci;
c227f099 516 bdaddr_t bdaddr;
dc72ac14
AZ		 517
518 if (nb_hcis >= MAX_NICS) {
519 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
520 return -1;
521 }
522
523 hci = hci_init(str);
524 if (!hci)
525 return -1;
526
527 bdaddr.b[0] = 0x52;
528 bdaddr.b[1] = 0x54;
529 bdaddr.b[2] = 0x00;
530 bdaddr.b[3] = 0x12;
531 bdaddr.b[4] = 0x34;
532 bdaddr.b[5] = 0x56 + nb_hcis;
533 hci->bdaddr_set(hci, bdaddr.b);
534
535 hci_table[nb_hcis++] = hci;
536
537 return 0;
538}
539
540static void bt_vhci_add(int vlan_id)
541{
542 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
543
544 if (!vlan->slave)
545 fprintf(stderr, "qemu: warning: adding a VHCI to "
546 "an empty scatternet %i\n", vlan_id);
547
548 bt_vhci_init(bt_new_hci(vlan));
549}
550
551static struct bt_device_s *bt_device_add(const char *opt)
552{
553 struct bt_scatternet_s *vlan;
554 int vlan_id = 0;
555 char *endp = strstr(opt, ",vlan=");
556 int len = (endp ? endp - opt : strlen(opt)) + 1;
557 char devname[10];
558
559 pstrcpy(devname, MIN(sizeof(devname), len), opt);
560
561 if (endp) {
562 vlan_id = strtol(endp + 6, &endp, 0);
563 if (*endp) {
564 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
565 return 0;
566 }
567 }
568
569 vlan = qemu_find_bt_vlan(vlan_id);
570
571 if (!vlan->slave)
572 fprintf(stderr, "qemu: warning: adding a slave device to "
573 "an empty scatternet %i\n", vlan_id);
574
575 if (!strcmp(devname, "keyboard"))
576 return bt_keyboard_init(vlan);
577
578 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
579 return 0;
580}
581
582static int bt_parse(const char *opt)
583{
584 const char *endp, *p;
585 int vlan;
586
587 if (strstart(opt, "hci", &endp)) {
588 if (!*endp || *endp == ',') {
589 if (*endp)
590 if (!strstart(endp, ",vlan=", 0))
591 opt = endp + 1;
592
593 return bt_hci_parse(opt);
594 }
595 } else if (strstart(opt, "vhci", &endp)) {
596 if (!*endp || *endp == ',') {
597 if (*endp) {
598 if (strstart(endp, ",vlan=", &p)) {
599 vlan = strtol(p, (char **) &endp, 0);
600 if (*endp) {
601 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
602 return 1;
603 }
604 } else {
605 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
606 return 1;
607 }
608 } else
609 vlan = 0;
610
611 bt_vhci_add(vlan);
612 return 0;
613 }
614 } else if (strstart(opt, "device:", &endp))
615 return !bt_device_add(endp);
616
617 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
618 return 1;
619}
620
1ae26a18
AZ		 621/***********************************************************/
622/* QEMU Block devices */
623
2292ddae
MA		 624#define HD_OPTS "media=disk"
625#define CDROM_OPTS "media=cdrom"
626#define FD_OPTS ""
627#define PFLASH_OPTS ""
628#define MTD_OPTS ""
629#define SD_OPTS ""
e4bcb14c 630
9dfd7c7a
GH		 631static int drive_init_func(QemuOpts *opts, void *opaque)
632{
a803cb8e 633 int *use_scsi = opaque;
9dfd7c7a 634
319ae529 635 return drive_init(opts, *use_scsi) == NULL;
9dfd7c7a
GH		 636}
637
638static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
639{
640 if (NULL == qemu_opt_get(opts, "snapshot")) {
641 qemu_opt_set(opts, "snapshot", "on");
642 }
643 return 0;
644}
645
4e5d9b57
MA		 646static void default_drive(int enable, int snapshot, int use_scsi,
647 BlockInterfaceType type, int index,
648 const char *optstr)
649{
650 QemuOpts *opts;
651
652 if (type == IF_DEFAULT) {
653 type = use_scsi ? IF_SCSI : IF_IDE;
654 }
655
656 if (!enable || drive_get_by_index(type, index)) {
657 return;
658 }
659
660 opts = drive_add(type, index, NULL, optstr);
661 if (snapshot) {
662 drive_enable_snapshot(opts, NULL);
663 }
319ae529 664 if (!drive_init(opts, use_scsi)) {
4e5d9b57
MA		 665 exit(1);
666 }
667}
668
76e30d0f
JK		 669void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
670{
671 boot_set_handler = func;
672 boot_set_opaque = opaque;
673}
674
675int qemu_boot_set(const char *boot_devices)
676{
677 if (!boot_set_handler) {
678 return -EINVAL;
679 }
680 return boot_set_handler(boot_set_opaque, boot_devices);
681}
682
4e9e9d6e 683static void validate_bootdevices(char *devices)
ef3adf68
JK		 684{
685 /* We just do some generic consistency checks */
686 const char *p;
687 int bitmap = 0;
688
689 for (p = devices; *p != '\0'; p++) {
690 /* Allowed boot devices are:
691 * a-b: floppy disk drives
692 * c-f: IDE disk drives
693 * g-m: machine implementation dependant drives
694 * n-p: network devices
695 * It's up to each machine implementation to check if the given boot
696 * devices match the actual hardware implementation and firmware
697 * features.
698 */
699 if (*p < 'a' || *p > 'p') {
700 fprintf(stderr, "Invalid boot device '%c'\n", *p);
701 exit(1);
702 }
703 if (bitmap & (1 << (*p - 'a'))) {
704 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
705 exit(1);
706 }
707 bitmap |= 1 << (*p - 'a');
708 }
ef3adf68
JK		 709}
710
e0f084bf
JK		 711static void restore_boot_devices(void *opaque)
712{
713 char *standard_boot_devices = opaque;
37905d6a
AW		 714 static int first = 1;
715
716 /* Restore boot order and remove ourselves after the first boot */
717 if (first) {
718 first = 0;
719 return;
720 }
e0f084bf
JK		 721
722 qemu_boot_set(standard_boot_devices);
723
724 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
725 qemu_free(standard_boot_devices);
726}
727
1ca4d09a
GN		 728void add_boot_device_path(int32_t bootindex, DeviceState *dev,
729 const char *suffix)
730{
731 FWBootEntry *node, *i;
732
733 if (bootindex < 0) {
734 return;
735 }
736
737 assert(dev != NULL || suffix != NULL);
738
739 node = qemu_mallocz(sizeof(FWBootEntry));
740 node->bootindex = bootindex;
4fef930a 741 node->suffix = suffix ? qemu_strdup(suffix) : NULL;
1ca4d09a
GN		 742 node->dev = dev;
743
744 QTAILQ_FOREACH(i, &fw_boot_order, link) {
745 if (i->bootindex == bootindex) {
746 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
747 exit(1);
748 } else if (i->bootindex < bootindex) {
749 continue;
750 }
751 QTAILQ_INSERT_BEFORE(i, node, link);
752 return;
753 }
754 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
755}
756
962630f2
GN		 757/*
758 * This function returns null terminated string that consist of new line
759 * separated device pathes.
760 *
761 * memory pointed by "size" is assigned total length of the array in bytes
762 *
763 */
764char *get_boot_devices_list(uint32_t *size)
765{
766 FWBootEntry *i;
767 uint32_t total = 0;
768 char *list = NULL;
769
770 QTAILQ_FOREACH(i, &fw_boot_order, link) {
771 char *devpath = NULL, *bootpath;
772 int len;
773
774 if (i->dev) {
775 devpath = qdev_get_fw_dev_path(i->dev);
776 assert(devpath);
777 }
778
779 if (i->suffix && devpath) {
4fd37a98
BS		 780 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
781
782 bootpath = qemu_malloc(bootpathlen);
783 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
962630f2
GN		 784 qemu_free(devpath);
785 } else if (devpath) {
786 bootpath = devpath;
787 } else {
4fef930a 788 bootpath = qemu_strdup(i->suffix);
962630f2
GN		 789 assert(bootpath);
790 }
791
792 if (total) {
793 list[total-1] = '\n';
794 }
795 len = strlen(bootpath) + 1;
796 list = qemu_realloc(list, total + len);
797 memcpy(&list[total], bootpath, len);
798 total += len;
799 qemu_free(bootpath);
800 }
801
802 *size = total;
803
804 return list;
805}
806
268a362c
AL		 807static void numa_add(const char *optarg)
808{
809 char option[128];
810 char *endptr;
811 unsigned long long value, endvalue;
812 int nodenr;
813
814 optarg = get_opt_name(option, 128, optarg, ',') + 1;
815 if (!strcmp(option, "node")) {
816 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
817 nodenr = nb_numa_nodes;
818 } else {
819 nodenr = strtoull(option, NULL, 10);
820 }
821
822 if (get_param_value(option, 128, "mem", optarg) == 0) {
823 node_mem[nodenr] = 0;
824 } else {
70b4f4bb 825 int64_t sval;
9f9b17a4
JS		 826 sval = strtosz(option, NULL);
827 if (sval < 0) {
828 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
829 exit(1);
268a362c 830 }
9f9b17a4 831 node_mem[nodenr] = sval;
268a362c
AL		 832 }
833 if (get_param_value(option, 128, "cpus", optarg) == 0) {
834 node_cpumask[nodenr] = 0;
835 } else {
836 value = strtoull(option, &endptr, 10);
837 if (value >= 64) {
838 value = 63;
839 fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
840 } else {
841 if (*endptr == '-') {
842 endvalue = strtoull(endptr+1, &endptr, 10);
843 if (endvalue >= 63) {
844 endvalue = 62;
845 fprintf(stderr,
846 "only 63 CPUs in NUMA mode supported.\n");
847 }
0dfbd514 848 value = (2ULL << endvalue) - (1ULL << value);
268a362c 849 } else {
0dfbd514 850 value = 1ULL << value;
268a362c
AL		 851 }
852 }
853 node_cpumask[nodenr] = value;
854 }
855 nb_numa_nodes++;
856 }
857 return;
858}
859
dc6b1c09
AP		 860static void smp_parse(const char *optarg)
861{
862 int smp, sockets = 0, threads = 0, cores = 0;
863 char *endptr;
864 char option[128];
865
866 smp = strtoul(optarg, &endptr, 10);
867 if (endptr != optarg) {
868 if (*endptr == ',') {
869 endptr++;
870 }
871 }
872 if (get_param_value(option, 128, "sockets", endptr) != 0)
873 sockets = strtoull(option, NULL, 10);
874 if (get_param_value(option, 128, "cores", endptr) != 0)
875 cores = strtoull(option, NULL, 10);
876 if (get_param_value(option, 128, "threads", endptr) != 0)
877 threads = strtoull(option, NULL, 10);
878 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
879 max_cpus = strtoull(option, NULL, 10);
880
881 /* compute missing values, prefer sockets over cores over threads */
882 if (smp == 0 || sockets == 0) {
883 sockets = sockets > 0 ? sockets : 1;
884 cores = cores > 0 ? cores : 1;
885 threads = threads > 0 ? threads : 1;
886 if (smp == 0) {
887 smp = cores * threads * sockets;
dc6b1c09
AP		 888 }
889 } else {
890 if (cores == 0) {
891 threads = threads > 0 ? threads : 1;
892 cores = smp / (sockets * threads);
893 } else {
dca98169 894 threads = smp / (cores * sockets);
dc6b1c09
AP		 895 }
896 }
897 smp_cpus = smp;
898 smp_cores = cores > 0 ? cores : 1;
899 smp_threads = threads > 0 ? threads : 1;
900 if (max_cpus == 0)
901 max_cpus = smp_cpus;
902}
903
a594cfbf
FB		 904/***********************************************************/
905/* USB devices */
906
fb08000c 907static int usb_device_add(const char *devname)
a594cfbf
FB		 908{
909 const char *p;
a5d2f727 910 USBDevice *dev = NULL;
a594cfbf 911
a5d2f727 912 if (!usb_enabled)
a594cfbf
FB		 913 return -1;
914
0958b4cc
GH		 915 /* drivers with .usbdevice_name entry in USBDeviceInfo */
916 dev = usbdevice_create(devname);
917 if (dev)
918 goto done;
919
a5d2f727 920 /* the other ones */
a594cfbf
FB		 921 if (strstart(devname, "host:", &p)) {
922 dev = usb_host_device_open(p);
dc72ac14
AZ		 923 } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
924 dev = usb_bt_init(devname[2] ? hci_init(p) :
925 bt_new_hci(qemu_find_bt_vlan(0)));
a594cfbf
FB		 926 } else {
927 return -1;
928 }
0d92ed30
PB		 929 if (!dev)
930 return -1;
931
a5d2f727 932done:
a594cfbf
FB		 933 return 0;
934}
935
1f3870ab
AL		 936static int usb_device_del(const char *devname)
937{
938 int bus_num, addr;
939 const char *p;
940
5d0c5750
AL		 941 if (strstart(devname, "host:", &p))
942 return usb_host_device_close(p);
943
a5d2f727 944 if (!usb_enabled)
1f3870ab
AL		 945 return -1;
946
947 p = strchr(devname, '.');
948 if (!p)
949 return -1;
950 bus_num = strtoul(devname, NULL, 0);
951 addr = strtoul(p + 1, NULL, 0);
952
a5d2f727 953 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 954}
955
bd3c948d
GH		 956static int usb_parse(const char *cmdline)
957{
59d1c1c2 958 int r;
fb08000c 959 r = usb_device_add(cmdline);
59d1c1c2
ST		 960 if (r < 0) {
961 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
962 }
963 return r;
bd3c948d
GH		 964}
965
d54908a5 966void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 967{
59d1c1c2 968 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 969 if (usb_device_add(devname) < 0) {
1ecda02b 970 error_report("could not add USB device '%s'", devname);
59d1c1c2 971 }
a594cfbf
FB		 972}
973
d54908a5 974void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 975{
59d1c1c2
ST		 976 const char *devname = qdict_get_str(qdict, "devname");
977 if (usb_device_del(devname) < 0) {
1ecda02b 978 error_report("could not delete USB device '%s'", devname);
59d1c1c2 979 }
a594cfbf
FB		 980}
981
201a51fc
AZ		 982/***********************************************************/
983/* PCMCIA/Cardbus */
984
985static struct pcmcia_socket_entry_s {
bc24a225 986 PCMCIASocket *socket;
201a51fc
AZ		 987 struct pcmcia_socket_entry_s *next;
988} *pcmcia_sockets = 0;
989
bc24a225 990void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 991{
992 struct pcmcia_socket_entry_s *entry;
993
994 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
995 entry->socket = socket;
996 entry->next = pcmcia_sockets;
997 pcmcia_sockets = entry;
998}
999
bc24a225 1000void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1001{
1002 struct pcmcia_socket_entry_s *entry, **ptr;
1003
1004 ptr = &pcmcia_sockets;
1005 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1006 if (entry->socket == socket) {
1007 *ptr = entry->next;
1008 qemu_free(entry);
1009 }
1010}
1011
376253ec 1012void pcmcia_info(Monitor *mon)
201a51fc
AZ		 1013{
1014 struct pcmcia_socket_entry_s *iter;
376253ec 1015
201a51fc 1016 if (!pcmcia_sockets)
376253ec 1017 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1018
1019 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1020 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1021 iter->socket->attached ? iter->socket->card_string :
1022 "Empty");
201a51fc
AZ		 1023}
1024
2ff89790 1025/***********************************************************/
8a7ddc38 1026/* I/O handling */
0824d6fc 1027
c4b1fcc0
FB		 1028typedef struct IOHandlerRecord {
1029 int fd;
7b27a769 1030 IOCanReadHandler *fd_read_poll;
7c9d8e07
FB		 1031 IOHandler *fd_read;
1032 IOHandler *fd_write;
cafffd40 1033 int deleted;
c4b1fcc0
FB		 1034 void *opaque;
1035 /* temporary data */
1036 struct pollfd *ufd;
31d4ee6c 1037 QLIST_ENTRY(IOHandlerRecord) next;
c4b1fcc0
FB		 1038} IOHandlerRecord;
1039
31d4ee6c
JQ		 1040static QLIST_HEAD(, IOHandlerRecord) io_handlers =
1041 QLIST_HEAD_INITIALIZER(io_handlers);
1042
c4b1fcc0 1043
7c9d8e07
FB		 1044/* XXX: fd_read_poll should be suppressed, but an API change is
1045 necessary in the character devices to suppress fd_can_read(). */
5fafdf24 1046int qemu_set_fd_handler2(int fd,
7b27a769 1047 IOCanReadHandler *fd_read_poll,
5fafdf24
TS		 1048 IOHandler *fd_read,
1049 IOHandler *fd_write,
7c9d8e07 1050 void *opaque)
c4b1fcc0 1051{
31d4ee6c 1052 IOHandlerRecord *ioh;
c4b1fcc0 1053
7c9d8e07 1054 if (!fd_read && !fd_write) {
31d4ee6c 1055 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07 1056 if (ioh->fd == fd) {
cafffd40 1057 ioh->deleted = 1;
7c9d8e07
FB		 1058 break;
1059 }
7c9d8e07
FB		 1060 }
1061 } else {
31d4ee6c 1062 QLIST_FOREACH(ioh, &io_handlers, next) {
7c9d8e07
FB		 1063 if (ioh->fd == fd)
1064 goto found;
1065 }
1066 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
31d4ee6c 1067 QLIST_INSERT_HEAD(&io_handlers, ioh, next);
7c9d8e07
FB		 1068 found:
1069 ioh->fd = fd;
1070 ioh->fd_read_poll = fd_read_poll;
1071 ioh->fd_read = fd_read;
1072 ioh->fd_write = fd_write;
1073 ioh->opaque = opaque;
cafffd40 1074 ioh->deleted = 0;
7c9d8e07 1075 }
c4b1fcc0
FB		 1076 return 0;
1077}
1078
5fafdf24
TS		 1079int qemu_set_fd_handler(int fd,
1080 IOHandler *fd_read,
1081 IOHandler *fd_write,
7c9d8e07 1082 void *opaque)
8a7ddc38 1083{
7c9d8e07 1084 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
8a7ddc38
FB		 1085}
1086
cc1daa40
FB		 1087/***********************************************************/
1088/* machine registration */
1089
bdaf78e0 1090static QEMUMachine *first_machine = NULL;
6f338c34 1091QEMUMachine *current_machine = NULL;
cc1daa40
FB		 1092
1093int qemu_register_machine(QEMUMachine *m)
1094{
1095 QEMUMachine **pm;
1096 pm = &first_machine;
1097 while (*pm != NULL)
1098 pm = &(*pm)->next;
1099 m->next = NULL;
1100 *pm = m;
1101 return 0;
1102}
1103
9596ebb7 1104static QEMUMachine *find_machine(const char *name)
cc1daa40
FB		 1105{
1106 QEMUMachine *m;
1107
1108 for(m = first_machine; m != NULL; m = m->next) {
1109 if (!strcmp(m->name, name))
1110 return m;
3f6599e6
MM		 1111 if (m->alias && !strcmp(m->alias, name))
1112 return m;
cc1daa40
FB		 1113 }
1114 return NULL;
1115}
1116
0c257437
AL		 1117static QEMUMachine *find_default_machine(void)
1118{
1119 QEMUMachine *m;
1120
1121 for(m = first_machine; m != NULL; m = m->next) {
1122 if (m->is_default) {
1123 return m;
1124 }
1125 }
1126 return NULL;
1127}
1128
8a7ddc38
FB		 1129/***********************************************************/
1130/* main execution loop */
1131
9596ebb7 1132static void gui_update(void *opaque)
8a7ddc38 1133{
7d957bd8 1134 uint64_t interval = GUI_REFRESH_INTERVAL;
740733bb 1135 DisplayState *ds = opaque;
7d957bd8
AL		 1136 DisplayChangeListener *dcl = ds->listeners;
1137
62a2744c 1138 qemu_flush_coalesced_mmio_buffer();
7d957bd8
AL		 1139 dpy_refresh(ds);
1140
1141 while (dcl != NULL) {
1142 if (dcl->gui_timer_interval &&
1143 dcl->gui_timer_interval < interval)
1144 interval = dcl->gui_timer_interval;
1145 dcl = dcl->next;
1146 }
7bd427d8 1147 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
8a7ddc38
FB		 1148}
1149
9043b62d
BS		 1150static void nographic_update(void *opaque)
1151{
1152 uint64_t interval = GUI_REFRESH_INTERVAL;
1153
62a2744c 1154 qemu_flush_coalesced_mmio_buffer();
7bd427d8 1155 qemu_mod_timer(nographic_timer, interval + qemu_get_clock_ms(rt_clock));
9043b62d
BS		 1156}
1157
0bd48850
FB		 1158struct vm_change_state_entry {
1159 VMChangeStateHandler *cb;
1160 void *opaque;
72cf2d4f 1161 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1162};
1163
72cf2d4f 1164static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1165
1166VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1167 void *opaque)
1168{
1169 VMChangeStateEntry *e;
1170
1171 e = qemu_mallocz(sizeof (*e));
0bd48850
FB		 1172
1173 e->cb = cb;
1174 e->opaque = opaque;
72cf2d4f 1175 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1176 return e;
1177}
1178
1179void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1180{
72cf2d4f 1181 QLIST_REMOVE (e, entries);
0bd48850
FB		 1182 qemu_free (e);
1183}
1184
296af7c9 1185void vm_state_notify(int running, int reason)
0bd48850
FB		 1186{
1187 VMChangeStateEntry *e;
1188
94b0b5ff
SH		 1189 trace_vm_state_notify(running, reason);
1190
0bd48850 1191 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
9781e040 1192 e->cb(e->opaque, running, reason);
0bd48850
FB		 1193 }
1194}
1195
8a7ddc38
FB		 1196void vm_start(void)
1197{
1198 if (!vm_running) {
1199 cpu_enable_ticks();
1200 vm_running = 1;
9781e040 1201 vm_state_notify(1, 0);
d6dc3d42 1202 resume_all_vcpus();
6ed2c484 1203 monitor_protocol_event(QEVENT_RESUME, NULL);
8a7ddc38
FB		 1204 }
1205}
1206
bb0c6722
FB		 1207/* reset/shutdown handler */
1208
1209typedef struct QEMUResetEntry {
72cf2d4f 1210 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1211 QEMUResetHandler *func;
1212 void *opaque;
bb0c6722
FB		 1213} QEMUResetEntry;
1214
72cf2d4f
BS		 1215static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1216 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722
FB		 1217static int reset_requested;
1218static int shutdown_requested;
3475187d 1219static int powerdown_requested;
8cf71710
JK		 1220static int debug_requested;
1221static int vmstop_requested;
bb0c6722 1222
cf7a2fe2
AJ		 1223int qemu_shutdown_requested(void)
1224{
1225 int r = shutdown_requested;
1226 shutdown_requested = 0;
1227 return r;
1228}
1229
1230int qemu_reset_requested(void)
1231{
1232 int r = reset_requested;
1233 reset_requested = 0;
1234 return r;
1235}
1236
1237int qemu_powerdown_requested(void)
1238{
1239 int r = powerdown_requested;
1240 powerdown_requested = 0;
1241 return r;
1242}
1243
e568902a
AL		 1244static int qemu_debug_requested(void)
1245{
1246 int r = debug_requested;
1247 debug_requested = 0;
1248 return r;
1249}
1250
6e29f5da
AL		 1251static int qemu_vmstop_requested(void)
1252{
1253 int r = vmstop_requested;
1254 vmstop_requested = 0;
1255 return r;
1256}
1257
a08d4367 1258void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1259{
55ddfe8e 1260 QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
bb0c6722 1261
bb0c6722
FB		 1262 re->func = func;
1263 re->opaque = opaque;
72cf2d4f 1264 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1265}
1266
dda9b29f 1267void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1268{
1269 QEMUResetEntry *re;
1270
72cf2d4f 1271 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1272 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1273 QTAILQ_REMOVE(&reset_handlers, re, entry);
dda9b29f
JK		 1274 qemu_free(re);
1275 return;
1276 }
1277 }
1278}
1279
1280void qemu_system_reset(void)
1281{
1282 QEMUResetEntry *re, *nre;
1283
1284 /* reset all devices */
72cf2d4f 1285 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1286 re->func(re->opaque);
1287 }
81d9b784 1288 monitor_protocol_event(QEVENT_RESET, NULL);
ea375f9a 1289 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1290}
1291
1292void qemu_system_reset_request(void)
1293{
d1beab82
FB		 1294 if (no_reboot) {
1295 shutdown_requested = 1;
1296 } else {
1297 reset_requested = 1;
1298 }
b4a3d965 1299 cpu_stop_current();
d9f75a4e 1300 qemu_notify_event();
bb0c6722
FB		 1301}
1302
1303void qemu_system_shutdown_request(void)
1304{
1305 shutdown_requested = 1;
d9f75a4e 1306 qemu_notify_event();
bb0c6722
FB		 1307}
1308
3475187d
FB		 1309void qemu_system_powerdown_request(void)
1310{
1311 powerdown_requested = 1;
d9f75a4e
AL		 1312 qemu_notify_event();
1313}
1314
8cf71710
JK		 1315void qemu_system_debug_request(void)
1316{
1317 debug_requested = 1;
83f338f7 1318 qemu_notify_event();
8cf71710
JK		 1319}
1320
1321void qemu_system_vmstop_request(int reason)
1322{
1323 vmstop_requested = reason;
1324 qemu_notify_event();
1325}
1326
d6f4ade2 1327void main_loop_wait(int nonblocking)
56f3a5d0
AL		 1328{
1329 IOHandlerRecord *ioh;
1330 fd_set rfds, wfds, xfds;
1331 int ret, nfds;
1332 struct timeval tv;
d6f4ade2 1333 int timeout;
56f3a5d0 1334
d6f4ade2
PB		 1335 if (nonblocking)
1336 timeout = 0;
1337 else {
1338 timeout = qemu_calculate_timeout();
1339 qemu_bh_update_timeout(&timeout);
1340 }
56f3a5d0 1341
0d93ca7c 1342 os_host_main_loop_wait(&timeout);
56f3a5d0 1343
fd1dff4b
FB		 1344 /* poll any events */
1345 /* XXX: separate device handlers from system ones */
6abfbd79 1346 nfds = -1;
fd1dff4b
FB		 1347 FD_ZERO(&rfds);
1348 FD_ZERO(&wfds);
e035649e 1349 FD_ZERO(&xfds);
31d4ee6c 1350 QLIST_FOREACH(ioh, &io_handlers, next) {
cafffd40
TS		 1351 if (ioh->deleted)
1352 continue;
fd1dff4b
FB		 1353 if (ioh->fd_read &&
1354 (!ioh->fd_read_poll ||
1355 ioh->fd_read_poll(ioh->opaque) != 0)) {
1356 FD_SET(ioh->fd, &rfds);
1357 if (ioh->fd > nfds)
1358 nfds = ioh->fd;
1359 }
1360 if (ioh->fd_write) {
1361 FD_SET(ioh->fd, &wfds);
1362 if (ioh->fd > nfds)
1363 nfds = ioh->fd;
1364 }
1365 }
3b46e624 1366
56f3a5d0
AL		 1367 tv.tv_sec = timeout / 1000;
1368 tv.tv_usec = (timeout % 1000) * 1000;
1369
d918f23e
JK		 1370 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1371
4870852c 1372 qemu_mutex_unlock_iothread();
e035649e 1373 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
4870852c 1374 qemu_mutex_lock_iothread();
fd1dff4b 1375 if (ret > 0) {
31d4ee6c 1376 IOHandlerRecord *pioh;
cafffd40 1377
31d4ee6c 1378 QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
0290b57b 1379 if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
4bed9837
JQ		 1380 ioh->fd_read(ioh->opaque);
1381 }
0290b57b 1382 if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
4bed9837 1383 ioh->fd_write(ioh->opaque);
31d4ee6c 1384 }
0290b57b
SH		 1385
1386 /* Do this last in case read/write handlers marked it for deletion */
1387 if (ioh->deleted) {
1388 QLIST_REMOVE(ioh, next);
1389 qemu_free(ioh);
1390 }
cafffd40 1391 }
fd1dff4b 1392 }
d918f23e
JK		 1393
1394 slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
b4608c04 1395
b6964827 1396 qemu_run_all_timers();
21d5d12b 1397
423f0742
PB		 1398 /* Check bottom-halves last in case any of the earlier events triggered
1399 them. */
1400 qemu_bh_poll();
3b46e624 1401
5905b2e5
FB		 1402}
1403
46481d39
JK		 1404#ifndef CONFIG_IOTHREAD
1405static int vm_request_pending(void)
43b96858 1406{
46481d39
JK		 1407 return powerdown_requested ||
1408 reset_requested ||
1409 shutdown_requested ||
1410 debug_requested ||
1411 vmstop_requested;
43b96858 1412}
46481d39 1413#endif
43b96858 1414
d9c32310
BS		 1415qemu_irq qemu_system_powerdown;
1416
43b96858
AL		 1417static void main_loop(void)
1418{
8e1b90ec
JK		 1419 bool nonblocking = false;
1420#ifdef CONFIG_PROFILER
1421 int64_t ti;
1422#endif
6e29f5da 1423 int r;
e6e35b1e 1424
7277e027 1425 qemu_main_loop_start();
d6dc3d42 1426
6e29f5da 1427 for (;;) {
d6dc3d42 1428#ifndef CONFIG_IOTHREAD
46481d39
JK		 1429 nonblocking = cpu_exec_all();
1430 if (vm_request_pending()) {
1431 nonblocking = true;
1432 }
d6dc3d42 1433#endif
89bfc105 1434#ifdef CONFIG_PROFILER
46481d39 1435 ti = profile_getclock();
89bfc105 1436#endif
46481d39 1437 main_loop_wait(nonblocking);
89bfc105 1438#ifdef CONFIG_PROFILER
46481d39 1439 dev_time += profile_getclock() - ti;
89bfc105 1440#endif
43b96858 1441
8cf71710
JK		 1442 if (qemu_debug_requested()) {
1443 vm_stop(VMSTOP_DEBUG);
b1a15e7e 1444 }
43b96858 1445 if (qemu_shutdown_requested()) {
242cd003 1446 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
43b96858 1447 if (no_shutdown) {
e07bbac5 1448 vm_stop(VMSTOP_SHUTDOWN);
43b96858
AL		 1449 no_shutdown = 0;
1450 } else
1451 break;
1452 }
d6dc3d42
AL		 1453 if (qemu_reset_requested()) {
1454 pause_all_vcpus();
a7ada151 1455 cpu_synchronize_all_states();
43b96858 1456 qemu_system_reset();
d6dc3d42
AL		 1457 resume_all_vcpus();
1458 }
d9c32310 1459 if (qemu_powerdown_requested()) {
242cd003 1460 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
d9c32310
BS		 1461 qemu_irq_raise(qemu_system_powerdown);
1462 }
b1a15e7e 1463 if ((r = qemu_vmstop_requested())) {
6e29f5da 1464 vm_stop(r);
b1a15e7e 1465 }
b4608c04 1466 }
2bc93fed 1467 bdrv_close_all();
d6dc3d42 1468 pause_all_vcpus();
b4608c04
FB		 1469}
1470
9bd7e6d9
PB		 1471static void version(void)
1472{
f75ca1ae 1473 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 1474}
1475
15f82208 1476static void help(int exitcode)
0824d6fc 1477{
e8105ebb 1478 const char *options_help =
ad96090a
BS		 1479#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1480 opt_help
5824d651 1481#define DEFHEADING(text) stringify(text) "\n"
9f16732a 1482#include "qemu-options.def"
5824d651
BS		 1483#undef DEF
1484#undef DEFHEADING
1485#undef GEN_DOCS
e8105ebb
PB		 1486 ;
1487 version();
1488 printf("usage: %s [options] [disk_image]\n"
1489 "\n"
f75ca1ae 1490 "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
3f020d70 1491 "\n"
e8105ebb 1492 "%s\n"
3f020d70 1493 "During emulation, the following keys are useful:\n"
1494 "ctrl-alt-f toggle full screen\n"
1495 "ctrl-alt-n switch to virtual console 'n'\n"
1496 "ctrl-alt toggle mouse and keyboard grab\n"
1497 "\n"
e8105ebb
PB		 1498 "When using -nographic, press 'ctrl-a h' to get some help.\n",
1499 "qemu",
1500 options_help);
15f82208 1501 exit(exitcode);
0824d6fc
FB		 1502}
1503
cd6f1169
FB		 1504#define HAS_ARG 0x0001
1505
cd6f1169
FB		 1506typedef struct QEMUOption {
1507 const char *name;
1508 int flags;
1509 int index;
ad96090a 1510 uint32_t arch_mask;
cd6f1169
FB		 1511} QEMUOption;
1512
dbed7e40 1513static const QEMUOption qemu_options[] = {
ad96090a
BS		 1514 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1515#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1516 { option, opt_arg, opt_enum, arch_mask },
5824d651 1517#define DEFHEADING(text)
9f16732a 1518#include "qemu-options.def"
5824d651
BS		 1519#undef DEF
1520#undef DEFHEADING
1521#undef GEN_DOCS
cd6f1169 1522 { NULL },
fc01f7e7 1523};
3893c124 1524static void select_vgahw (const char *p)
1525{
1526 const char *opts;
1527
64465297 1528 default_vga = 0;
86176759 1529 vga_interface_type = VGA_NONE;
3893c124 1530 if (strstart(p, "std", &opts)) {
86176759 1531 vga_interface_type = VGA_STD;
3893c124 1532 } else if (strstart(p, "cirrus", &opts)) {
86176759 1533 vga_interface_type = VGA_CIRRUS;
3893c124 1534 } else if (strstart(p, "vmware", &opts)) {
86176759 1535 vga_interface_type = VGA_VMWARE;
94909d9f 1536 } else if (strstart(p, "xenfb", &opts)) {
86176759 1537 vga_interface_type = VGA_XENFB;
a19cbfb3
GH		 1538 } else if (strstart(p, "qxl", &opts)) {
1539 vga_interface_type = VGA_QXL;
28b85ed8 1540 } else if (!strstart(p, "none", &opts)) {
3893c124 1541 invalid_vga:
1542 fprintf(stderr, "Unknown vga type: %s\n", p);
1543 exit(1);
1544 }
cb5a7aa8 1545 while (*opts) {
1546 const char *nextopt;
1547
1548 if (strstart(opts, ",retrace=", &nextopt)) {
1549 opts = nextopt;
1550 if (strstart(opts, "dumb", &nextopt))
1551 vga_retrace_method = VGA_RETRACE_DUMB;
1552 else if (strstart(opts, "precise", &nextopt))
1553 vga_retrace_method = VGA_RETRACE_PRECISE;
1554 else goto invalid_vga;
1555 } else goto invalid_vga;
1556 opts = nextopt;
1557 }
3893c124 1558}
1559
1472a95b
JS		 1560static DisplayType select_display(const char *p)
1561{
1562 const char *opts;
1563 DisplayType display = DT_DEFAULT;
1564
1565 if (strstart(p, "sdl", &opts)) {
1566#ifdef CONFIG_SDL
1567 display = DT_SDL;
1568 while (*opts) {
1569 const char *nextopt;
1570
1571 if (strstart(opts, ",frame=", &nextopt)) {
1572 opts = nextopt;
1573 if (strstart(opts, "on", &nextopt)) {
1574 no_frame = 0;
1575 } else if (strstart(opts, "off", &nextopt)) {
1576 no_frame = 1;
1577 } else {
05175535 1578 goto invalid_sdl_args;
1472a95b
JS		 1579 }
1580 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1581 opts = nextopt;
1582 if (strstart(opts, "on", &nextopt)) {
1583 alt_grab = 1;
1584 } else if (strstart(opts, "off", &nextopt)) {
1585 alt_grab = 0;
1586 } else {
05175535 1587 goto invalid_sdl_args;
1472a95b
JS		 1588 }
1589 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1590 opts = nextopt;
1591 if (strstart(opts, "on", &nextopt)) {
1592 ctrl_grab = 1;
1593 } else if (strstart(opts, "off", &nextopt)) {
1594 ctrl_grab = 0;
1595 } else {
05175535 1596 goto invalid_sdl_args;
1472a95b
JS		 1597 }
1598 } else if (strstart(opts, ",window_close=", &nextopt)) {
1599 opts = nextopt;
1600 if (strstart(opts, "on", &nextopt)) {
1601 no_quit = 0;
1602 } else if (strstart(opts, "off", &nextopt)) {
1603 no_quit = 1;
1604 } else {
05175535 1605 goto invalid_sdl_args;
1472a95b
JS		 1606 }
1607 } else {
05175535
PM		 1608 invalid_sdl_args:
1609 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1610 exit(1);
1472a95b
JS		 1611 }
1612 opts = nextopt;
1613 }
1614#else
1615 fprintf(stderr, "SDL support is disabled\n");
1616 exit(1);
1617#endif
3264ff12 1618 } else if (strstart(p, "vnc", &opts)) {
821601ea 1619#ifdef CONFIG_VNC
3264ff12
JS		 1620 display_remote++;
1621
1622 if (*opts) {
1623 const char *nextopt;
1624
1625 if (strstart(opts, "=", &nextopt)) {
1626 vnc_display = nextopt;
1627 }
1628 }
1629 if (!vnc_display) {
1630 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1631 exit(1);
1632 }
821601ea
JS		 1633#else
1634 fprintf(stderr, "VNC support is disabled\n");
1635 exit(1);
1636#endif
1472a95b
JS		 1637 } else if (strstart(p, "curses", &opts)) {
1638#ifdef CONFIG_CURSES
1639 display = DT_CURSES;
1640#else
1641 fprintf(stderr, "Curses support is disabled\n");
1642 exit(1);
1643#endif
4171d32e
JS		 1644 } else if (strstart(p, "none", &opts)) {
1645 display = DT_NONE;
1472a95b 1646 } else {
1472a95b
JS		 1647 fprintf(stderr, "Unknown display type: %s\n", p);
1648 exit(1);
1649 }
1650
1651 return display;
1652}
1653
7d4c3d53
MA		 1654static int balloon_parse(const char *arg)
1655{
382f0743 1656 QemuOpts *opts;
7d4c3d53 1657
382f0743
GH		 1658 if (strcmp(arg, "none") == 0) {
1659 return 0;
1660 }
1661
1662 if (!strncmp(arg, "virtio", 6)) {
1663 if (arg[6] == ',') {
1664 /* have params -> parse them */
3329f07b 1665 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 1666 if (!opts)
1667 return -1;
1668 } else {
1669 /* create empty opts */
3329f07b 1670 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
7d4c3d53 1671 }
382f0743
GH		 1672 qemu_opt_set(opts, "driver", "virtio-balloon-pci");
1673 return 0;
7d4c3d53 1674 }
382f0743
GH		 1675
1676 return -1;
7d4c3d53 1677}
7d4c3d53 1678
5cea8590
PB		 1679char *qemu_find_file(int type, const char *name)
1680{
1681 int len;
1682 const char *subdir;
1683 char *buf;
1684
1685 /* If name contains path separators then try it as a straight path. */
1686 if ((strchr(name, '/') || strchr(name, '\\'))
1687 && access(name, R_OK) == 0) {
73ffc805 1688 return qemu_strdup(name);
5cea8590
PB		 1689 }
1690 switch (type) {
1691 case QEMU_FILE_TYPE_BIOS:
1692 subdir = "";
1693 break;
1694 case QEMU_FILE_TYPE_KEYMAP:
1695 subdir = "keymaps/";
1696 break;
1697 default:
1698 abort();
1699 }
1700 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1701 buf = qemu_mallocz(len);
3a41759d 1702 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
5cea8590
PB		 1703 if (access(buf, R_OK)) {
1704 qemu_free(buf);
1705 return NULL;
1706 }
1707 return buf;
1708}
1709
ff952ba2
MA		 1710static int device_help_func(QemuOpts *opts, void *opaque)
1711{
1712 return qdev_device_help(opts);
1713}
1714
f31d07d1
GH		 1715static int device_init_func(QemuOpts *opts, void *opaque)
1716{
1717 DeviceState *dev;
1718
1719 dev = qdev_device_add(opts);
1720 if (!dev)
1721 return -1;
1722 return 0;
1723}
1724
1a688d3b
GH		 1725static int chardev_init_func(QemuOpts *opts, void *opaque)
1726{
1727 CharDriverState *chr;
1728
1729 chr = qemu_chr_open_opts(opts, NULL);
1730 if (!chr)
1731 return -1;
1732 return 0;
1733}
1734
758e8e38 1735#ifdef CONFIG_VIRTFS
74db920c
GS		 1736static int fsdev_init_func(QemuOpts *opts, void *opaque)
1737{
1738 int ret;
1739 ret = qemu_fsdev_add(opts);
1740
1741 return ret;
1742}
1743#endif
1744
88589343
GH		 1745static int mon_init_func(QemuOpts *opts, void *opaque)
1746{
1747 CharDriverState *chr;
1748 const char *chardev;
1749 const char *mode;
1750 int flags;
1751
1752 mode = qemu_opt_get(opts, "mode");
1753 if (mode == NULL) {
1754 mode = "readline";
1755 }
1756 if (strcmp(mode, "readline") == 0) {
1757 flags = MONITOR_USE_READLINE;
1758 } else if (strcmp(mode, "control") == 0) {
1759 flags = MONITOR_USE_CONTROL;
1760 } else {
1761 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1762 exit(1);
1763 }
1764
39eaab9a
DB		 1765 if (qemu_opt_get_bool(opts, "pretty", 0))
1766 flags |= MONITOR_USE_PRETTY;
1767
88589343
GH		 1768 if (qemu_opt_get_bool(opts, "default", 0))
1769 flags |= MONITOR_IS_DEFAULT;
1770
1771 chardev = qemu_opt_get(opts, "chardev");
1772 chr = qemu_chr_find(chardev);
1773 if (chr == NULL) {
1774 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1775 exit(1);
1776 }
1777
1778 monitor_init(chr, flags);
1779 return 0;
1780}
1781
6ca5582d 1782static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 1783{
1784 static int monitor_device_index = 0;
1785 QemuOpts *opts;
1786 const char *p;
1787 char label[32];
1788 int def = 0;
1789
1790 if (strstart(optarg, "chardev:", &p)) {
1791 snprintf(label, sizeof(label), "%s", p);
1792 } else {
140e065d
JK		 1793 snprintf(label, sizeof(label), "compat_monitor%d",
1794 monitor_device_index);
1795 if (monitor_device_index == 0) {
88589343
GH		 1796 def = 1;
1797 }
1798 opts = qemu_chr_parse_compat(label, optarg);
1799 if (!opts) {
1800 fprintf(stderr, "parse error: %s\n", optarg);
1801 exit(1);
1802 }
1803 }
1804
3329f07b 1805 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
88589343
GH		 1806 if (!opts) {
1807 fprintf(stderr, "duplicate chardev: %s\n", label);
1808 exit(1);
1809 }
6ca5582d 1810 qemu_opt_set(opts, "mode", mode);
88589343
GH		 1811 qemu_opt_set(opts, "chardev", label);
1812 if (def)
1813 qemu_opt_set(opts, "default", "on");
1814 monitor_device_index++;
1815}
1816
bd3c948d
GH		 1817struct device_config {
1818 enum {
aee1b935
GH		 1819 DEV_USB, /* -usbdevice */
1820 DEV_BT, /* -bt */
1821 DEV_SERIAL, /* -serial */
1822 DEV_PARALLEL, /* -parallel */
1823 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 1824 DEV_DEBUGCON, /* -debugcon */
bd3c948d
GH		 1825 } type;
1826 const char *cmdline;
72cf2d4f 1827 QTAILQ_ENTRY(device_config) next;
bd3c948d 1828};
72cf2d4f 1829QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 1830
1831static void add_device_config(int type, const char *cmdline)
1832{
1833 struct device_config *conf;
1834
1835 conf = qemu_mallocz(sizeof(*conf));
1836 conf->type = type;
1837 conf->cmdline = cmdline;
72cf2d4f 1838 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 1839}
1840
1841static int foreach_device_config(int type, int (*func)(const char *cmdline))
1842{
1843 struct device_config *conf;
1844 int rc;
1845
72cf2d4f 1846 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 1847 if (conf->type != type)
1848 continue;
1849 rc = func(conf->cmdline);
1850 if (0 != rc)
1851 return rc;
1852 }
1853 return 0;
1854}
1855
998bbd74
GH		 1856static int serial_parse(const char *devname)
1857{
1858 static int index = 0;
1859 char label[32];
1860
1861 if (strcmp(devname, "none") == 0)
1862 return 0;
1863 if (index == MAX_SERIAL_PORTS) {
1864 fprintf(stderr, "qemu: too many serial ports\n");
1865 exit(1);
1866 }
1867 snprintf(label, sizeof(label), "serial%d", index);
1868 serial_hds[index] = qemu_chr_open(label, devname, NULL);
1869 if (!serial_hds[index]) {
1870 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1871 devname, strerror(errno));
1872 return -1;
1873 }
1874 index++;
1875 return 0;
1876}
1877
6a5e8b0e
GH		 1878static int parallel_parse(const char *devname)
1879{
1880 static int index = 0;
1881 char label[32];
1882
1883 if (strcmp(devname, "none") == 0)
1884 return 0;
1885 if (index == MAX_PARALLEL_PORTS) {
1886 fprintf(stderr, "qemu: too many parallel ports\n");
1887 exit(1);
1888 }
1889 snprintf(label, sizeof(label), "parallel%d", index);
1890 parallel_hds[index] = qemu_chr_open(label, devname, NULL);
1891 if (!parallel_hds[index]) {
1892 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1893 devname, strerror(errno));
1894 return -1;
1895 }
1896 index++;
1897 return 0;
1898}
1899
aee1b935
GH		 1900static int virtcon_parse(const char *devname)
1901{
3329f07b 1902 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 1903 static int index = 0;
1904 char label[32];
392ecf54 1905 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 1906
1907 if (strcmp(devname, "none") == 0)
1908 return 0;
1909 if (index == MAX_VIRTIO_CONSOLES) {
1910 fprintf(stderr, "qemu: too many virtio consoles\n");
1911 exit(1);
1912 }
392ecf54 1913
3329f07b 1914 bus_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1915 qemu_opt_set(bus_opts, "driver", "virtio-serial");
1916
3329f07b 1917 dev_opts = qemu_opts_create(device, NULL, 0);
392ecf54
AS		 1918 qemu_opt_set(dev_opts, "driver", "virtconsole");
1919
aee1b935
GH		 1920 snprintf(label, sizeof(label), "virtcon%d", index);
1921 virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
1922 if (!virtcon_hds[index]) {
1923 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1924 devname, strerror(errno));
1925 return -1;
1926 }
392ecf54
AS		 1927 qemu_opt_set(dev_opts, "chardev", label);
1928
aee1b935
GH		 1929 index++;
1930 return 0;
1931}
1932
c9f398e5
PA		 1933static int debugcon_parse(const char *devname)
1934{
1935 QemuOpts *opts;
1936
1937 if (!qemu_chr_open("debugcon", devname, NULL)) {
1938 exit(1);
1939 }
3329f07b 1940 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
c9f398e5
PA		 1941 if (!opts) {
1942 fprintf(stderr, "qemu: already have a debugcon device\n");
1943 exit(1);
1944 }
1945 qemu_opt_set(opts, "driver", "isa-debugcon");
1946 qemu_opt_set(opts, "chardev", "debugcon");
1947 return 0;
1948}
1949
fd42deeb
GH		 1950void qemu_add_exit_notifier(Notifier *notify)
1951{
1952 notifier_list_add(&exit_notifiers, notify);
1953}
1954
1955void qemu_remove_exit_notifier(Notifier *notify)
1956{
1957 notifier_list_remove(&exit_notifiers, notify);
1958}
1959
1960static void qemu_run_exit_notifiers(void)
1961{
1962 notifier_list_notify(&exit_notifiers);
1963}
1964
4cab946a
GN		 1965void qemu_add_machine_init_done_notifier(Notifier *notify)
1966{
1967 notifier_list_add(&machine_init_done_notifiers, notify);
1968}
1969
1970static void qemu_run_machine_init_done_notifiers(void)
1971{
1972 notifier_list_notify(&machine_init_done_notifiers);
1973}
1974
6530a97b
AL		 1975static const QEMUOption *lookup_opt(int argc, char **argv,
1976 const char **poptarg, int *poptind)
1977{
1978 const QEMUOption *popt;
1979 int optind = *poptind;
1980 char *r = argv[optind];
1981 const char *optarg;
1982
0f0bc3f1 1983 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 1984 optind++;
1985 /* Treat --foo the same as -foo. */
1986 if (r[1] == '-')
1987 r++;
1988 popt = qemu_options;
1989 for(;;) {
1990 if (!popt->name) {
0f0bc3f1 1991 error_report("invalid option");
6530a97b
AL		 1992 exit(1);
1993 }
1994 if (!strcmp(popt->name, r + 1))
1995 break;
1996 popt++;
1997 }
1998 if (popt->flags & HAS_ARG) {
1999 if (optind >= argc) {
0f0bc3f1 2000 error_report("requires an argument");
6530a97b
AL		 2001 exit(1);
2002 }
2003 optarg = argv[optind++];
0f0bc3f1 2004 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2005 } else {
2006 optarg = NULL;
2007 }
2008
2009 *poptarg = optarg;
2010 *poptind = optind;
2011
2012 return popt;
2013}
2014
902b3d5c 2015int main(int argc, char **argv, char **envp)
0824d6fc 2016{
59030a8c 2017 const char *gdbstub_dev = NULL;
e4bcb14c 2018 int i;
da1fcfda 2019 int snapshot, linux_boot;
4e3de9e9 2020 const char *icount_option = NULL;
7f7f9873 2021 const char *initrd_filename;
a20dd508 2022 const char *kernel_filename, *kernel_cmdline;
195325a4 2023 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
3023f332 2024 DisplayState *ds;
7d957bd8 2025 DisplayChangeListener *dcl;
46d4767d 2026 int cyls, heads, secs, translation;
f31d07d1 2027 QemuOpts *hda_opts = NULL, *opts;
03b0ba70 2028 QemuOptsList *olist;
cd6f1169 2029 int optind;
6530a97b 2030 const char *optarg;
d63d307f 2031 const char *loadvm = NULL;
cc1daa40 2032 QEMUMachine *machine;
94fc95cd 2033 const char *cpu_model;
26a5f13b 2034 int tb_size;
93815bc2 2035 const char *pid_file = NULL;
5bb7910a 2036 const char *incoming = NULL;
821601ea 2037#ifdef CONFIG_VNC
993fbfdb 2038 int show_vnc_port = 0;
821601ea 2039#endif
292444cb 2040 int defconfig = 1;
ab6540d5 2041 const char *trace_file = NULL;
0b5538c3 2042
fd42deeb 2043 atexit(qemu_run_exit_notifiers);
65abca0a
MA		 2044 error_set_progname(argv[0]);
2045
6875204c
JK		 2046 init_clocks();
2047
902b3d5c 2048 qemu_cache_utils_init(envp);
2049
72cf2d4f 2050 QLIST_INIT (&vm_change_state_head);
fe98ac14 2051 os_setup_early_signal_handling();
be995c27 2052
f80f9ec9 2053 module_call_init(MODULE_INIT_MACHINE);
0c257437 2054 machine = find_default_machine();
94fc95cd 2055 cpu_model = NULL;
fc01f7e7 2056 initrd_filename = NULL;
4fc5d071 2057 ram_size = 0;
33e3963e 2058 snapshot = 0;
a20dd508
FB		 2059 kernel_filename = NULL;
2060 kernel_cmdline = "";
c4b1fcc0 2061 cyls = heads = secs = 0;
46d4767d 2062 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2063
268a362c
AL		 2064 for (i = 0; i < MAX_NODES; i++) {
2065 node_mem[i] = 0;
2066 node_cpumask[i] = 0;
2067 }
2068
268a362c 2069 nb_numa_nodes = 0;
7c9d8e07 2070 nb_nics = 0;
3b46e624 2071
26a5f13b 2072 tb_size = 0;
41bd639b
BS		 2073 autostart= 1;
2074
292444cb
AL		 2075 /* first pass of option parsing */
2076 optind = 1;
2077 while (optind < argc) {
2078 if (argv[optind][0] != '-') {
2079 /* disk image */
28e68d68 2080 optind++;
292444cb
AL		 2081 continue;
2082 } else {
2083 const QEMUOption *popt;
2084
2085 popt = lookup_opt(argc, argv, &optarg, &optind);
2086 switch (popt->index) {
2087 case QEMU_OPTION_nodefconfig:
2088 defconfig=0;
2089 break;
2090 }
2091 }
2092 }
2093
2094 if (defconfig) {
dcfb0939 2095 int ret;
cf5a65aa 2096
dcfb0939 2097 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
019e78ba 2098 if (ret < 0 && ret != -ENOENT) {
dcfb0939 2099 exit(1);
292444cb
AL		 2100 }
2101
dcfb0939 2102 ret = qemu_read_config_file(arch_config_name);
019e78ba 2103 if (ret < 0 && ret != -ENOENT) {
dcfb0939 2104 exit(1);
292444cb
AL		 2105 }
2106 }
de06f8d1 2107 cpudef_init();
292444cb
AL		 2108
2109 /* second pass of option parsing */
cd6f1169 2110 optind = 1;
0824d6fc 2111 for(;;) {
cd6f1169 2112 if (optind >= argc)
0824d6fc 2113 break;
6530a97b 2114 if (argv[optind][0] != '-') {
2292ddae 2115 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 2116 } else {
2117 const QEMUOption *popt;
2118
6530a97b 2119 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2120 if (!(popt->arch_mask & arch_type)) {
2121 printf("Option %s not supported for this target\n", popt->name);
2122 exit(1);
2123 }
cd6f1169 2124 switch(popt->index) {
cc1daa40
FB		 2125 case QEMU_OPTION_M:
2126 machine = find_machine(optarg);
2127 if (!machine) {
2128 QEMUMachine *m;
2129 printf("Supported machines are:\n");
2130 for(m = first_machine; m != NULL; m = m->next) {
3f6599e6
MM		 2131 if (m->alias)
2132 printf("%-10s %s (alias of %s)\n",
2133 m->alias, m->desc, m->name);
cc1daa40 2134 printf("%-10s %s%s\n",
5fafdf24 2135 m->name, m->desc,
0c257437 2136 m->is_default ? " (default)" : "");
cc1daa40 2137 }
15f82208 2138 exit(*optarg != '?');
cc1daa40
FB		 2139 }
2140 break;
94fc95cd
JM		 2141 case QEMU_OPTION_cpu:
2142 /* hw initialization will check this */
15f82208 2143 if (*optarg == '?') {
262353cb 2144 list_cpus(stdout, &fprintf, optarg);
15f82208 2145 exit(0);
94fc95cd
JM		 2146 } else {
2147 cpu_model = optarg;
2148 }
2149 break;
cd6f1169 2150 case QEMU_OPTION_initrd:
fc01f7e7
FB		 2151 initrd_filename = optarg;
2152 break;
cd6f1169 2153 case QEMU_OPTION_hda:
5645b0f4
MA		 2154 {
2155 char buf[256];
2156 if (cyls == 0)
2157 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2158 else
2159 snprintf(buf, sizeof(buf),
2160 "%s,cyls=%d,heads=%d,secs=%d%s",
2161 HD_OPTS , cyls, heads, secs,
2162 translation == BIOS_ATA_TRANSLATION_LBA ?
e4bcb14c 2163 ",trans=lba" :
5645b0f4 2164 translation == BIOS_ATA_TRANSLATION_NONE ?
e4bcb14c 2165 ",trans=none" : "");
5645b0f4
MA		 2166 drive_add(IF_DEFAULT, 0, optarg, buf);
2167 break;
2168 }
cd6f1169 2169 case QEMU_OPTION_hdb:
cc1daa40
FB		 2170 case QEMU_OPTION_hdc:
2171 case QEMU_OPTION_hdd:
2292ddae
MA		 2172 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2173 HD_OPTS);
fc01f7e7 2174 break;
e4bcb14c 2175 case QEMU_OPTION_drive:
2292ddae 2176 drive_def(optarg);
e4bcb14c 2177 break;
d058fe03
GH		 2178 case QEMU_OPTION_set:
2179 if (qemu_set_option(optarg) != 0)
2180 exit(1);
2181 break;
d0fef6fb
GH		 2182 case QEMU_OPTION_global:
2183 if (qemu_global_option(optarg) != 0)
2184 exit(1);
2185 break;
3e3d5815 2186 case QEMU_OPTION_mtdblock:
2292ddae 2187 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 2188 break;
a1bb27b1 2189 case QEMU_OPTION_sd:
2292ddae 2190 drive_add(IF_SD, 0, optarg, SD_OPTS);
a1bb27b1 2191 break;
86f55663 2192 case QEMU_OPTION_pflash:
2292ddae 2193 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 2194 break;
cd6f1169 2195 case QEMU_OPTION_snapshot:
33e3963e
FB		 2196 snapshot = 1;
2197 break;
cd6f1169 2198 case QEMU_OPTION_hdachs:
330d0414 2199 {
330d0414
FB		 2200 const char *p;
2201 p = optarg;
2202 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2203 if (cyls < 1 || cyls > 16383)
2204 goto chs_fail;
330d0414
FB		 2205 if (*p != ',')
2206 goto chs_fail;
2207 p++;
2208 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2209 if (heads < 1 || heads > 16)
2210 goto chs_fail;
330d0414
FB		 2211 if (*p != ',')
2212 goto chs_fail;
2213 p++;
2214 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2215 if (secs < 1 || secs > 63)
2216 goto chs_fail;
2217 if (*p == ',') {
2218 p++;
2219 if (!strcmp(p, "none"))
2220 translation = BIOS_ATA_TRANSLATION_NONE;
2221 else if (!strcmp(p, "lba"))
2222 translation = BIOS_ATA_TRANSLATION_LBA;
2223 else if (!strcmp(p, "auto"))
2224 translation = BIOS_ATA_TRANSLATION_AUTO;
2225 else
2226 goto chs_fail;
2227 } else if (*p != '\0') {
c4b1fcc0 2228 chs_fail:
46d4767d
FB		 2229 fprintf(stderr, "qemu: invalid physical CHS format\n");
2230 exit(1);
c4b1fcc0 2231 }
9dfd7c7a
GH		 2232 if (hda_opts != NULL) {
2233 char num[16];
2234 snprintf(num, sizeof(num), "%d", cyls);
2235 qemu_opt_set(hda_opts, "cyls", num);
2236 snprintf(num, sizeof(num), "%d", heads);
2237 qemu_opt_set(hda_opts, "heads", num);
2238 snprintf(num, sizeof(num), "%d", secs);
2239 qemu_opt_set(hda_opts, "secs", num);
2240 if (translation == BIOS_ATA_TRANSLATION_LBA)
2241 qemu_opt_set(hda_opts, "trans", "lba");
2242 if (translation == BIOS_ATA_TRANSLATION_NONE)
2243 qemu_opt_set(hda_opts, "trans", "none");
2244 }
330d0414
FB		 2245 }
2246 break;
268a362c
AL		 2247 case QEMU_OPTION_numa:
2248 if (nb_numa_nodes >= MAX_NODES) {
2249 fprintf(stderr, "qemu: too many NUMA nodes\n");
2250 exit(1);
2251 }
2252 numa_add(optarg);
2253 break;
1472a95b
JS		 2254 case QEMU_OPTION_display:
2255 display_type = select_display(optarg);
2256 break;
cd6f1169 2257 case QEMU_OPTION_nographic:
993fbfdb 2258 display_type = DT_NOGRAPHIC;
a20dd508 2259 break;
4d3b6f6e 2260 case QEMU_OPTION_curses:
47b05369 2261#ifdef CONFIG_CURSES
993fbfdb 2262 display_type = DT_CURSES;
47b05369
JS		 2263#else
2264 fprintf(stderr, "Curses support is disabled\n");
2265 exit(1);
4d3b6f6e 2266#endif
47b05369 2267 break;
a171fe39
AZ		 2268 case QEMU_OPTION_portrait:
2269 graphic_rotate = 1;
2270 break;
cd6f1169 2271 case QEMU_OPTION_kernel:
a20dd508
FB		 2272 kernel_filename = optarg;
2273 break;
cd6f1169 2274 case QEMU_OPTION_append:
a20dd508 2275 kernel_cmdline = optarg;
313aa567 2276 break;
cd6f1169 2277 case QEMU_OPTION_cdrom:
2292ddae 2278 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 2279 break;
cd6f1169 2280 case QEMU_OPTION_boot:
28c5af54 2281 {
ef3adf68 2282 static const char * const params[] = {
95387491 2283 "order", "once", "menu", NULL
ef3adf68
JK		 2284 };
2285 char buf[sizeof(boot_devices)];
e0f084bf 2286 char *standard_boot_devices;
ef3adf68
JK		 2287 int legacy = 0;
2288
2289 if (!strchr(optarg, '=')) {
2290 legacy = 1;
2291 pstrcpy(buf, sizeof(buf), optarg);
2292 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2293 fprintf(stderr,
2294 "qemu: unknown boot parameter '%s' in '%s'\n",
2295 buf, optarg);
2296 exit(1);
2297 }
2298
2299 if (legacy ||
2300 get_param_value(buf, sizeof(buf), "order", optarg)) {
4e9e9d6e 2301 validate_bootdevices(buf);
ef3adf68 2302 pstrcpy(boot_devices, sizeof(boot_devices), buf);
28c5af54 2303 }
e0f084bf
JK		 2304 if (!legacy) {
2305 if (get_param_value(buf, sizeof(buf),
2306 "once", optarg)) {
4e9e9d6e 2307 validate_bootdevices(buf);
e0f084bf
JK		 2308 standard_boot_devices = qemu_strdup(boot_devices);
2309 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2310 qemu_register_reset(restore_boot_devices,
2311 standard_boot_devices);
2312 }
95387491
JK		 2313 if (get_param_value(buf, sizeof(buf),
2314 "menu", optarg)) {
2315 if (!strcmp(buf, "on")) {
2316 boot_menu = 1;
2317 } else if (!strcmp(buf, "off")) {
2318 boot_menu = 0;
2319 } else {
2320 fprintf(stderr,
2321 "qemu: invalid option value '%s'\n",
2322 buf);
2323 exit(1);
2324 }
2325 }
e0f084bf 2326 }
36b486bb
FB		 2327 }
2328 break;
cd6f1169 2329 case QEMU_OPTION_fda:
cd6f1169 2330 case QEMU_OPTION_fdb:
2292ddae
MA		 2331 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2332 optarg, FD_OPTS);
c45886db 2333 break;
52ca8d6a
FB		 2334 case QEMU_OPTION_no_fd_bootchk:
2335 fd_bootchk = 0;
2336 break;
a1ea458f 2337 case QEMU_OPTION_netdev:
3329f07b 2338 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 2339 exit(1);
2340 }
2341 break;
7c9d8e07 2342 case QEMU_OPTION_net:
3329f07b 2343 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 2344 exit(1);
2345 }
702c651c 2346 break;
c7f74643
FB		 2347#ifdef CONFIG_SLIRP
2348 case QEMU_OPTION_tftp:
ad196a9d 2349 legacy_tftp_prefix = optarg;
9bf05444 2350 break;
47d5d01a 2351 case QEMU_OPTION_bootp:
ad196a9d 2352 legacy_bootp_filename = optarg;
47d5d01a 2353 break;
9bf05444 2354 case QEMU_OPTION_redir:
0752706d
MA		 2355 if (net_slirp_redir(optarg) < 0)
2356 exit(1);
9bf05444 2357 break;
c7f74643 2358#endif
dc72ac14 2359 case QEMU_OPTION_bt:
bd3c948d 2360 add_device_config(DEV_BT, optarg);
dc72ac14 2361 break;
1d14ffa9 2362 case QEMU_OPTION_audio_help:
ad96090a
BS		 2363 if (!(audio_available())) {
2364 printf("Option %s not supported for this target\n", popt->name);
2365 exit(1);
2366 }
1d14ffa9
FB		 2367 AUD_help ();
2368 exit (0);
2369 break;
2370 case QEMU_OPTION_soundhw:
ad96090a
BS		 2371 if (!(audio_available())) {
2372 printf("Option %s not supported for this target\n", popt->name);
2373 exit(1);
2374 }
1d14ffa9
FB		 2375 select_soundhw (optarg);
2376 break;
cd6f1169 2377 case QEMU_OPTION_h:
15f82208 2378 help(0);
cd6f1169 2379 break;
9bd7e6d9
PB		 2380 case QEMU_OPTION_version:
2381 version();
2382 exit(0);
2383 break;
00f82b8a 2384 case QEMU_OPTION_m: {
70b4f4bb 2385 int64_t value;
9f9b17a4
JS		 2386
2387 value = strtosz(optarg, NULL);
2388 if (value < 0) {
00f82b8a 2389 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB		 2390 exit(1);
2391 }
00f82b8a
AJ		 2392
2393 /* On 32-bit hosts, QEMU is limited by virtual address space */
4a1418e0 2394 if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
00f82b8a
AJ		 2395 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2396 exit(1);
2397 }
c227f099 2398 if (value != (uint64_t)(ram_addr_t)value) {
00f82b8a
AJ		 2399 fprintf(stderr, "qemu: ram size too large\n");
2400 exit(1);
2401 }
2402 ram_size = value;
cd6f1169 2403 break;
00f82b8a 2404 }
c902760f
MT		 2405 case QEMU_OPTION_mempath:
2406 mem_path = optarg;
2407 break;
2408#ifdef MAP_POPULATE
2409 case QEMU_OPTION_mem_prealloc:
2410 mem_prealloc = 1;
2411 break;
2412#endif
cd6f1169 2413 case QEMU_OPTION_d:
de06f8d1 2414 set_cpu_log(optarg);
cd6f1169 2415 break;
cd6f1169 2416 case QEMU_OPTION_s:
59030a8c 2417 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
cd6f1169 2418 break;
59030a8c
AL		 2419 case QEMU_OPTION_gdb:
2420 gdbstub_dev = optarg;
cd6f1169 2421 break;
cd6f1169 2422 case QEMU_OPTION_L:
5cea8590 2423 data_dir = optarg;
cd6f1169 2424 break;
1192dad8
JM		 2425 case QEMU_OPTION_bios:
2426 bios_name = optarg;
2427 break;
1b530a6d
AJ		 2428 case QEMU_OPTION_singlestep:
2429 singlestep = 1;
2430 break;
cd6f1169 2431 case QEMU_OPTION_S:
3c07f8e8 2432 autostart = 0;
cd6f1169 2433 break;
3d11d0eb
FB		 2434 case QEMU_OPTION_k:
2435 keyboard_layout = optarg;
2436 break;
ee22c2f7
FB		 2437 case QEMU_OPTION_localtime:
2438 rtc_utc = 0;
2439 break;
3893c124 2440 case QEMU_OPTION_vga:
2441 select_vgahw (optarg);
1bfe856e 2442 break;
e9b137c2
FB		 2443 case QEMU_OPTION_g:
2444 {
2445 const char *p;
2446 int w, h, depth;
2447 p = optarg;
2448 w = strtol(p, (char **)&p, 10);
2449 if (w <= 0) {
2450 graphic_error:
2451 fprintf(stderr, "qemu: invalid resolution or depth\n");
2452 exit(1);
2453 }
2454 if (*p != 'x')
2455 goto graphic_error;
2456 p++;
2457 h = strtol(p, (char **)&p, 10);
2458 if (h <= 0)
2459 goto graphic_error;
2460 if (*p == 'x') {
2461 p++;
2462 depth = strtol(p, (char **)&p, 10);
5fafdf24 2463 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 2464 depth != 24 && depth != 32)
2465 goto graphic_error;
2466 } else if (*p == '\0') {
2467 depth = graphic_depth;
2468 } else {
2469 goto graphic_error;
2470 }
3b46e624 2471
e9b137c2
FB		 2472 graphic_width = w;
2473 graphic_height = h;
2474 graphic_depth = depth;
2475 }
2476 break;
20d8a3ed
TS		 2477 case QEMU_OPTION_echr:
2478 {
2479 char *r;
2480 term_escape_char = strtol(optarg, &r, 0);
2481 if (r == optarg)
2482 printf("Bad argument to echr\n");
2483 break;
2484 }
82c643ff 2485 case QEMU_OPTION_monitor:
6ca5582d
GH		 2486 monitor_parse(optarg, "readline");
2487 default_monitor = 0;
2488 break;
2489 case QEMU_OPTION_qmp:
2490 monitor_parse(optarg, "control");
2d114dc1 2491 default_monitor = 0;
82c643ff 2492 break;
22a0e04b 2493 case QEMU_OPTION_mon:
3329f07b 2494 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 2495 if (!opts) {
22a0e04b
GH		 2496 exit(1);
2497 }
2d114dc1 2498 default_monitor = 0;
22a0e04b 2499 break;
191bc01b 2500 case QEMU_OPTION_chardev:
3329f07b 2501 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 2502 if (!opts) {
191bc01b
GH		 2503 exit(1);
2504 }
191bc01b 2505 break;
74db920c 2506 case QEMU_OPTION_fsdev:
03b0ba70
GH		 2507 olist = qemu_find_opts("fsdev");
2508 if (!olist) {
2509 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2510 exit(1);
2511 }
2512 opts = qemu_opts_parse(olist, optarg, 1);
74db920c
GS		 2513 if (!opts) {
2514 fprintf(stderr, "parse error: %s\n", optarg);
2515 exit(1);
2516 }
2517 break;
3d54abc7
GS		 2518 case QEMU_OPTION_virtfs: {
2519 char *arg_fsdev = NULL;
2520 char *arg_9p = NULL;
2521 int len = 0;
2522
03b0ba70
GH		 2523 olist = qemu_find_opts("virtfs");
2524 if (!olist) {
2525 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2526 exit(1);
2527 }
2528 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7
GS		 2529 if (!opts) {
2530 fprintf(stderr, "parse error: %s\n", optarg);
2531 exit(1);
2532 }
2533
9ce56db6
VJ		 2534 if (qemu_opt_get(opts, "fstype") == NULL ||
2535 qemu_opt_get(opts, "mount_tag") == NULL ||
2536 qemu_opt_get(opts, "path") == NULL ||
2537 qemu_opt_get(opts, "security_model") == NULL) {
2538 fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/,"
12848bfc 2539 "security_model=[mapped|passthrough|none],"
9ce56db6
VJ		 2540 "mnt_tag=tag.\n");
2541 exit(1);
2542 }
2543
2544 len = strlen(",id=,path=,security_model=");
3d54abc7
GS		 2545 len += strlen(qemu_opt_get(opts, "fstype"));
2546 len += strlen(qemu_opt_get(opts, "mount_tag"));
2547 len += strlen(qemu_opt_get(opts, "path"));
9ce56db6 2548 len += strlen(qemu_opt_get(opts, "security_model"));
3d54abc7
GS		 2549 arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev));
2550
c93031e5 2551 snprintf(arg_fsdev, (len + 1) * sizeof(*arg_fsdev),
cb93bbdd
BS		 2552 "%s,id=%s,path=%s,security_model=%s",
2553 qemu_opt_get(opts, "fstype"),
2554 qemu_opt_get(opts, "mount_tag"),
2555 qemu_opt_get(opts, "path"),
2556 qemu_opt_get(opts, "security_model"));
3d54abc7
GS		 2557
2558 len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
2559 len += 2*strlen(qemu_opt_get(opts, "mount_tag"));
2560 arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p));
2561
c93031e5 2562 snprintf(arg_9p, (len + 1) * sizeof(*arg_9p),
cb93bbdd
BS		 2563 "virtio-9p-pci,fsdev=%s,mount_tag=%s",
2564 qemu_opt_get(opts, "mount_tag"),
2565 qemu_opt_get(opts, "mount_tag"));
3d54abc7 2566
3329f07b 2567 if (!qemu_opts_parse(qemu_find_opts("fsdev"), arg_fsdev, 1)) {
3d54abc7
GS		 2568 fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
2569 exit(1);
2570 }
2571
3329f07b 2572 if (!qemu_opts_parse(qemu_find_opts("device"), arg_9p, 1)) {
3d54abc7
GS		 2573 fprintf(stderr, "parse error [device]: %s\n", optarg);
2574 exit(1);
2575 }
2576
2577 qemu_free(arg_fsdev);
2578 qemu_free(arg_9p);
2579 break;
2580 }
82c643ff 2581 case QEMU_OPTION_serial:
998bbd74
GH		 2582 add_device_config(DEV_SERIAL, optarg);
2583 default_serial = 0;
18141ed6
JK		 2584 if (strncmp(optarg, "mon:", 4) == 0) {
2585 default_monitor = 0;
2586 }
82c643ff 2587 break;
9dd986cc 2588 case QEMU_OPTION_watchdog:
09aaa160
MA		 2589 if (watchdog) {
2590 fprintf(stderr,
2591 "qemu: only one watchdog option may be given\n");
2592 return 1;
2593 }
2594 watchdog = optarg;
9dd986cc
RJ		 2595 break;
2596 case QEMU_OPTION_watchdog_action:
2597 if (select_watchdog_action(optarg) == -1) {
2598 fprintf(stderr, "Unknown -watchdog-action parameter\n");
2599 exit(1);
2600 }
2601 break;
51ecf136 2602 case QEMU_OPTION_virtiocon:
aee1b935
GH		 2603 add_device_config(DEV_VIRTCON, optarg);
2604 default_virtcon = 0;
18141ed6
JK		 2605 if (strncmp(optarg, "mon:", 4) == 0) {
2606 default_monitor = 0;
2607 }
51ecf136 2608 break;
6508fe59 2609 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 2610 add_device_config(DEV_PARALLEL, optarg);
2611 default_parallel = 0;
18141ed6
JK		 2612 if (strncmp(optarg, "mon:", 4) == 0) {
2613 default_monitor = 0;
2614 }
6508fe59 2615 break;
c9f398e5
PA		 2616 case QEMU_OPTION_debugcon:
2617 add_device_config(DEV_DEBUGCON, optarg);
2618 break;
d63d307f
FB		 2619 case QEMU_OPTION_loadvm:
2620 loadvm = optarg;
2621 break;
2622 case QEMU_OPTION_full_screen:
2623 full_screen = 1;
2624 break;
667accab 2625#ifdef CONFIG_SDL
43523e93
TS		 2626 case QEMU_OPTION_no_frame:
2627 no_frame = 1;
2628 break;
3780e197
TS		 2629 case QEMU_OPTION_alt_grab:
2630 alt_grab = 1;
2631 break;
0ca9f8a4
DK		 2632 case QEMU_OPTION_ctrl_grab:
2633 ctrl_grab = 1;
2634 break;
667accab
TS		 2635 case QEMU_OPTION_no_quit:
2636 no_quit = 1;
2637 break;
7d957bd8 2638 case QEMU_OPTION_sdl:
993fbfdb 2639 display_type = DT_SDL;
7d957bd8 2640 break;
58fc096c
JS		 2641#else
2642 case QEMU_OPTION_no_frame:
2643 case QEMU_OPTION_alt_grab:
2644 case QEMU_OPTION_ctrl_grab:
2645 case QEMU_OPTION_no_quit:
2646 case QEMU_OPTION_sdl:
2647 fprintf(stderr, "SDL support is disabled\n");
2648 exit(1);
667accab 2649#endif
f7cce898 2650 case QEMU_OPTION_pidfile:
93815bc2 2651 pid_file = optarg;
f7cce898 2652 break;
a09db21f
FB		 2653 case QEMU_OPTION_win2k_hack:
2654 win2k_install_hack = 1;
2655 break;
73822ec8
AL		 2656 case QEMU_OPTION_rtc_td_hack:
2657 rtc_td_hack = 1;
2658 break;
8a92ea2f 2659 case QEMU_OPTION_acpitable:
de06f8d1 2660 do_acpitable_option(optarg);
8a92ea2f 2661 break;
b6f6e3d3 2662 case QEMU_OPTION_smbios:
de06f8d1 2663 do_smbios_option(optarg);
b6f6e3d3 2664 break;
7ba1e619
AL		 2665 case QEMU_OPTION_enable_kvm:
2666 kvm_allowed = 1;
7ba1e619 2667 break;
bb36d470
FB		 2668 case QEMU_OPTION_usb:
2669 usb_enabled = 1;
2670 break;
a594cfbf
FB		 2671 case QEMU_OPTION_usbdevice:
2672 usb_enabled = 1;
bd3c948d
GH		 2673 add_device_config(DEV_USB, optarg);
2674 break;
2675 case QEMU_OPTION_device:
3329f07b 2676 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 2677 exit(1);
2678 }
a594cfbf 2679 break;
6a00d601 2680 case QEMU_OPTION_smp:
dc6b1c09 2681 smp_parse(optarg);
b2097003 2682 if (smp_cpus < 1) {
6a00d601
FB		 2683 fprintf(stderr, "Invalid number of CPUs\n");
2684 exit(1);
2685 }
6be68d7e
JS		 2686 if (max_cpus < smp_cpus) {
2687 fprintf(stderr, "maxcpus must be equal to or greater than "
2688 "smp\n");
2689 exit(1);
2690 }
2691 if (max_cpus > 255) {
2692 fprintf(stderr, "Unsupported number of maxcpus\n");
2693 exit(1);
2694 }
6a00d601 2695 break;
24236869 2696 case QEMU_OPTION_vnc:
821601ea 2697#ifdef CONFIG_VNC
6b62dc2d 2698 display_remote++;
821601ea
JS		 2699 vnc_display = optarg;
2700#else
2701 fprintf(stderr, "VNC support is disabled\n");
2702 exit(1);
2703#endif
2704 break;
6515b203
FB		 2705 case QEMU_OPTION_no_acpi:
2706 acpi_enabled = 0;
2707 break;
16b29ae1
AL		 2708 case QEMU_OPTION_no_hpet:
2709 no_hpet = 1;
2710 break;
7d4c3d53
MA		 2711 case QEMU_OPTION_balloon:
2712 if (balloon_parse(optarg) < 0) {
2713 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2714 exit(1);
2715 }
df97b920 2716 break;
d1beab82
FB		 2717 case QEMU_OPTION_no_reboot:
2718 no_reboot = 1;
2719 break;
b2f76161
AJ		 2720 case QEMU_OPTION_no_shutdown:
2721 no_shutdown = 1;
2722 break;
9467cd46
AZ		 2723 case QEMU_OPTION_show_cursor:
2724 cursor_hide = 0;
2725 break;
8fcb1b90
BS		 2726 case QEMU_OPTION_uuid:
2727 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2728 fprintf(stderr, "Fail to parse UUID string."
2729 " Wrong format.\n");
2730 exit(1);
2731 }
2732 break;
9ae02555
TS		 2733 case QEMU_OPTION_option_rom:
2734 if (nb_option_roms >= MAX_OPTION_ROMS) {
2735 fprintf(stderr, "Too many option ROMs\n");
2736 exit(1);
2737 }
2e55e842
GN		 2738 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
2739 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
2740 option_rom[nb_option_roms].bootindex =
2741 qemu_opt_get_number(opts, "bootindex", -1);
2742 if (!option_rom[nb_option_roms].name) {
2743 fprintf(stderr, "Option ROM file is not specified\n");
2744 exit(1);
2745 }
9ae02555
TS		 2746 nb_option_roms++;
2747 break;
8e71621f
PB		 2748 case QEMU_OPTION_semihosting:
2749 semihosting_enabled = 1;
2750 break;
c35734b2 2751 case QEMU_OPTION_name:
1889465a
AK		 2752 qemu_name = qemu_strdup(optarg);
2753 {
2754 char *p = strchr(qemu_name, ',');
2755 if (p != NULL) {
2756 *p++ = 0;
2757 if (strncmp(p, "process=", 8)) {
5697f6ae 2758 fprintf(stderr, "Unknown subargument %s to -name\n", p);
1889465a
AK		 2759 exit(1);
2760 }
2761 p += 8;
ce798cf2 2762 os_set_proc_name(p);
1889465a
AK		 2763 }
2764 }
c35734b2 2765 break;
66508601
BS		 2766 case QEMU_OPTION_prom_env:
2767 if (nb_prom_envs >= MAX_PROM_ENVS) {
2768 fprintf(stderr, "Too many prom variables\n");
2769 exit(1);
2770 }
2771 prom_envs[nb_prom_envs] = optarg;
2772 nb_prom_envs++;
2773 break;
2b8f2d41
AZ		 2774 case QEMU_OPTION_old_param:
2775 old_param = 1;
05ebd537 2776 break;
f3dcfada
TS		 2777 case QEMU_OPTION_clock:
2778 configure_alarms(optarg);
2779 break;
7e0af5d0 2780 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 2781 configure_rtc_date_offset(optarg, 1);
2782 break;
2783 case QEMU_OPTION_rtc:
3329f07b 2784 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 2785 if (!opts) {
1ed2fc1f 2786 exit(1);
7e0af5d0 2787 }
1ed2fc1f 2788 configure_rtc(opts);
7e0af5d0 2789 break;
26a5f13b
FB		 2790 case QEMU_OPTION_tb_size:
2791 tb_size = strtol(optarg, NULL, 0);
2792 if (tb_size < 0)
2793 tb_size = 0;
2794 break;
2e70f6ef 2795 case QEMU_OPTION_icount:
4e3de9e9 2796 icount_option = optarg;
2e70f6ef 2797 break;
5bb7910a
AL		 2798 case QEMU_OPTION_incoming:
2799 incoming = optarg;
8e84865e 2800 incoming_expected = true;
5bb7910a 2801 break;
d8c208dd
GH		 2802 case QEMU_OPTION_nodefaults:
2803 default_serial = 0;
2804 default_parallel = 0;
aee1b935 2805 default_virtcon = 0;
d8c208dd
GH		 2806 default_monitor = 0;
2807 default_vga = 0;
cb4522cc 2808 default_net = 0;
ac33f8fa
GH		 2809 default_floppy = 0;
2810 default_cdrom = 0;
2811 default_sdcard = 0;
d8c208dd 2812 break;
e37630ca 2813 case QEMU_OPTION_xen_domid:
ad96090a
BS		 2814 if (!(xen_available())) {
2815 printf("Option %s not supported for this target\n", popt->name);
2816 exit(1);
2817 }
e37630ca
AL		 2818 xen_domid = atoi(optarg);
2819 break;
2820 case QEMU_OPTION_xen_create:
ad96090a
BS		 2821 if (!(xen_available())) {
2822 printf("Option %s not supported for this target\n", popt->name);
2823 exit(1);
2824 }
e37630ca
AL		 2825 xen_mode = XEN_CREATE;
2826 break;
2827 case QEMU_OPTION_xen_attach:
ad96090a
BS		 2828 if (!(xen_available())) {
2829 printf("Option %s not supported for this target\n", popt->name);
2830 exit(1);
2831 }
e37630ca
AL		 2832 xen_mode = XEN_ATTACH;
2833 break;
ab6540d5
PS		 2834#ifdef CONFIG_SIMPLE_TRACE
2835 case QEMU_OPTION_trace:
2836 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
2837 if (opts) {
2838 trace_file = qemu_opt_get(opts, "file");
2839 }
2840 break;
2841#endif
715a664a
GH		 2842 case QEMU_OPTION_readconfig:
2843 {
dcfb0939
KW		 2844 int ret = qemu_read_config_file(optarg);
2845 if (ret < 0) {
2846 fprintf(stderr, "read config %s: %s\n", optarg,
2847 strerror(-ret));
715a664a
GH		 2848 exit(1);
2849 }
715a664a
GH		 2850 break;
2851 }
29b0040b
GH		 2852 case QEMU_OPTION_spice:
2853 olist = qemu_find_opts("spice");
2854 if (!olist) {
2855 fprintf(stderr, "spice is not supported by this qemu build.\n");
2856 exit(1);
2857 }
2858 opts = qemu_opts_parse(olist, optarg, 0);
2859 if (!opts) {
2860 fprintf(stderr, "parse error: %s\n", optarg);
2861 exit(1);
2862 }
2863 break;
715a664a
GH		 2864 case QEMU_OPTION_writeconfig:
2865 {
2866 FILE *fp;
2867 if (strcmp(optarg, "-") == 0) {
2868 fp = stdout;
2869 } else {
2870 fp = fopen(optarg, "w");
2871 if (fp == NULL) {
2872 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
2873 exit(1);
2874 }
2875 }
2876 qemu_config_write(fp);
2877 fclose(fp);
2878 break;
2879 }
59a5264b
JS		 2880 default:
2881 os_parse_cmd_args(popt->index, optarg);
cd6f1169 2882 }
0824d6fc
FB		 2883 }
2884 }
0f0bc3f1 2885 loc_set_none();
330d0414 2886
31d3c9b8
SH		 2887 if (!st_init(trace_file)) {
2888 fprintf(stderr, "warning: unable to initialize simple trace backend\n");
2889 }
0b5538c3 2890
5cea8590
PB		 2891 /* If no data_dir is specified then try to find it relative to the
2892 executable path. */
2893 if (!data_dir) {
6170540b 2894 data_dir = os_find_datadir(argv[0]);
5cea8590
PB		 2895 }
2896 /* If all else fails use the install patch specified when building. */
2897 if (!data_dir) {
1dabe05c 2898 data_dir = CONFIG_QEMU_DATADIR;
5cea8590
PB		 2899 }
2900
6be68d7e
JS		 2901 /*
2902 * Default to max_cpus = smp_cpus, in case the user doesn't
2903 * specify a max_cpus value.
2904 */
2905 if (!max_cpus)
2906 max_cpus = smp_cpus;
2907
3d878caa 2908 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL		 2909 if (smp_cpus > machine->max_cpus) {
2910 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
2911 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
2912 machine->max_cpus);
2913 exit(1);
2914 }
2915
3329f07b
GH		 2916 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
2917 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 2918
986c5f78
GH		 2919 if (machine->no_serial) {
2920 default_serial = 0;
2921 }
2922 if (machine->no_parallel) {
2923 default_parallel = 0;
2924 }
2925 if (!machine->use_virtcon) {
2926 default_virtcon = 0;
2927 }
2928 if (machine->no_vga) {
2929 default_vga = 0;
2930 }
ac33f8fa
GH		 2931 if (machine->no_floppy) {
2932 default_floppy = 0;
2933 }
2934 if (machine->no_cdrom) {
2935 default_cdrom = 0;
2936 }
2937 if (machine->no_sdcard) {
2938 default_sdcard = 0;
2939 }
986c5f78 2940
993fbfdb 2941 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 2942 if (default_parallel)
2943 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 2944 if (default_serial && default_monitor) {
2945 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 2946 } else if (default_virtcon && default_monitor) {
2947 add_device_config(DEV_VIRTCON, "mon:stdio");
e1c09175
GH		 2948 } else {
2949 if (default_serial)
2950 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 2951 if (default_virtcon)
2952 add_device_config(DEV_VIRTCON, "stdio");
e1c09175 2953 if (default_monitor)
6ca5582d 2954 monitor_parse("stdio", "readline");
e1c09175 2955 }
998bbd74
GH		 2956 } else {
2957 if (default_serial)
2958 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 2959 if (default_parallel)
2960 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 2961 if (default_monitor)
6ca5582d 2962 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 2963 if (default_virtcon)
2964 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
bc0129d9 2965 }
64465297
GH		 2966 if (default_vga)
2967 vga_interface_type = VGA_CIRRUS;
bc0129d9 2968
a5829fd9
T		 2969 socket_init();
2970
3329f07b 2971 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 2972 exit(1);
758e8e38 2973#ifdef CONFIG_VIRTFS
3329f07b 2974 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 2975 exit(1);
2976 }
2977#endif
1a688d3b 2978
eb505be1 2979 os_daemonize();
71e3ceb8 2980
aa26bb2d 2981 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 2982 os_pidfile_error();
93815bc2
TS		 2983 exit(1);
2984 }
2985
98c8573e 2986 if (kvm_allowed) {
cad1e282 2987 int ret = kvm_init();
214910a7 2988 if (ret < 0) {
98c8573e
PB		 2989 if (!kvm_available()) {
2990 printf("KVM not supported for this target\n");
2991 } else {
2992 fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
2993 }
214910a7
MT		 2994 exit(1);
2995 }
2996 }
2997
3fcf7b6b
AL		 2998 if (qemu_init_main_loop()) {
2999 fprintf(stderr, "qemu_init_main_loop failed\n");
3000 exit(1);
3001 }
a20dd508 3002 linux_boot = (kernel_filename != NULL);
6c41b272 3003
f8d39c01
TS		 3004 if (!linux_boot && *kernel_cmdline != '\0') {
3005 fprintf(stderr, "-append only allowed with -kernel option\n");
3006 exit(1);
3007 }
3008
3009 if (!linux_boot && initrd_filename != NULL) {
3010 fprintf(stderr, "-initrd only allowed with -kernel option\n");
3011 exit(1);
3012 }
3013
9156d763 3014 os_set_line_buffering();
3b46e624 3015
7183b4b4
AL		 3016 if (init_timer_alarm() < 0) {
3017 fprintf(stderr, "could not initialize alarm timer\n");
3018 exit(1);
3019 }
4e3de9e9 3020 configure_icount(icount_option);
634fce96 3021
dc1c9fe8
MM		 3022 if (net_init_clients() < 0) {
3023 exit(1);
702c651c 3024 }
f1510b2c 3025
dc72ac14 3026 /* init the bluetooth world */
bd3c948d
GH		 3027 if (foreach_device_config(DEV_BT, bt_parse))
3028 exit(1);
dc72ac14 3029
0824d6fc 3030 /* init the memory */
94a6b54f
PB		 3031 if (ram_size == 0)
3032 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
9ae02555 3033
26a5f13b
FB		 3034 /* init the dynamic translator */
3035 cpu_exec_init_all(tb_size * 1024 * 1024);
3036
eb852011 3037 bdrv_init_with_whitelist();
c4b1fcc0 3038
c163b5ca
LS		 3039 blk_mig_init();
3040
e4bcb14c 3041 /* open the virtual block devices */
9dfd7c7a 3042 if (snapshot)
3329f07b
GH		 3043 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3044 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
9dfd7c7a 3045 exit(1);
3e3d5815 3046
4e5d9b57
MA		 3047 default_drive(default_cdrom, snapshot, machine->use_scsi,
3048 IF_DEFAULT, 2, CDROM_OPTS);
3049 default_drive(default_floppy, snapshot, machine->use_scsi,
3050 IF_FLOPPY, 0, FD_OPTS);
3051 default_drive(default_sdcard, snapshot, machine->use_scsi,
3052 IF_SD, 0, SD_OPTS);
3053
97ab12d4 3054 register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
c163b5ca 3055 ram_load, NULL);
8a7ddc38 3056
268a362c
AL		 3057 if (nb_numa_nodes > 0) {
3058 int i;
3059
3060 if (nb_numa_nodes > smp_cpus) {
3061 nb_numa_nodes = smp_cpus;
3062 }
3063
3064 /* If no memory size if given for any node, assume the default case
3065 * and distribute the available memory equally across all nodes
3066 */
3067 for (i = 0; i < nb_numa_nodes; i++) {
3068 if (node_mem[i] != 0)
3069 break;
3070 }
3071 if (i == nb_numa_nodes) {
3072 uint64_t usedmem = 0;
3073
3074 /* On Linux, the each node's border has to be 8MB aligned,
3075 * the final node gets the rest.
3076 */
3077 for (i = 0; i < nb_numa_nodes - 1; i++) {
3078 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3079 usedmem += node_mem[i];
3080 }
3081 node_mem[i] = ram_size - usedmem;
3082 }
3083
3084 for (i = 0; i < nb_numa_nodes; i++) {
3085 if (node_cpumask[i] != 0)
3086 break;
3087 }
3088 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3089 * must cope with this anyway, because there are BIOSes out there in
3090 * real machines which also use this scheme.
3091 */
3092 if (i == nb_numa_nodes) {
3093 for (i = 0; i < smp_cpus; i++) {
3094 node_cpumask[i % nb_numa_nodes] |= 1 << i;
3095 }
3096 }
3097 }
3098
3329f07b 3099 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 3100 exit(1);
3101 }
3102
998bbd74
GH		 3103 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3104 exit(1);
6a5e8b0e
GH		 3105 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3106 exit(1);
aee1b935
GH		 3107 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3108 exit(1);
c9f398e5
PA		 3109 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3110 exit(1);
2796dae0 3111
aae9460e
PB		 3112 module_call_init(MODULE_INIT_DEVICE);
3113
3329f07b 3114 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
ff952ba2
MA		 3115 exit(0);
3116
09aaa160
MA		 3117 if (watchdog) {
3118 i = select_watchdog(watchdog);
3119 if (i > 0)
3120 exit (i == 1 ? 1 : 0);
3121 }
3122
b6b61144 3123 if (machine->compat_props) {
458fb679 3124 qdev_prop_register_global_list(machine->compat_props);
b6b61144 3125 }
d0fef6fb
GH		 3126 qemu_add_globals();
3127
fbe1b595 3128 machine->init(ram_size, boot_devices,
3023f332
AL		 3129 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3130
ea375f9a 3131 cpu_synchronize_all_post_init();
268a362c 3132
67b3b71d 3133 /* must be after terminal init, SDL library changes signal handlers */
8d963e6a 3134 os_setup_signal_handling();
67b3b71d 3135
87d0a28e 3136 set_numa_modes();
268a362c 3137
6f338c34
AL		 3138 current_machine = machine;
3139
3023f332
AL		 3140 /* init USB devices */
3141 if (usb_enabled) {
0752706d
MA		 3142 if (foreach_device_config(DEV_USB, usb_parse) < 0)
3143 exit(1);
3023f332
AL		 3144 }
3145
bd3c948d 3146 /* init generic devices */
3329f07b 3147 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 3148 exit(1);
3149
668680f7
MA		 3150 net_check_clients();
3151
3023f332 3152 /* just use the first displaystate for the moment */
b473df6e 3153 ds = get_displaystate();
993fbfdb 3154
a3e22260
GH		 3155 if (using_spice)
3156 display_remote++;
6b62dc2d 3157 if (display_type == DT_DEFAULT && !display_remote) {
993fbfdb
AL		 3158#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3159 display_type = DT_SDL;
821601ea 3160#elif defined(CONFIG_VNC)
993fbfdb
AL		 3161 vnc_display = "localhost:0,to=99";
3162 show_vnc_port = 1;
821601ea
JS		 3163#else
3164 display_type = DT_NONE;
993fbfdb
AL		 3165#endif
3166 }
821601ea 3167
993fbfdb 3168
6b62dc2d 3169 /* init local displays */
993fbfdb
AL		 3170 switch (display_type) {
3171 case DT_NOGRAPHIC:
3172 break;
4d3b6f6e 3173#if defined(CONFIG_CURSES)
993fbfdb
AL		 3174 case DT_CURSES:
3175 curses_display_init(ds, full_screen);
3176 break;
4d3b6f6e 3177#endif
5b0753e0 3178#if defined(CONFIG_SDL)
993fbfdb
AL		 3179 case DT_SDL:
3180 sdl_display_init(ds, full_screen, no_frame);
3181 break;
5b0753e0 3182#elif defined(CONFIG_COCOA)
993fbfdb
AL		 3183 case DT_SDL:
3184 cocoa_display_init(ds, full_screen);
3185 break;
313aa567 3186#endif
6b62dc2d
GH		 3187 default:
3188 break;
3189 }
3190
821601ea 3191#ifdef CONFIG_VNC
6b62dc2d
GH		 3192 /* init remote displays */
3193 if (vnc_display) {
993fbfdb
AL		 3194 vnc_display_init(ds);
3195 if (vnc_display_open(ds, vnc_display) < 0)
3196 exit(1);
f92f8afe 3197
993fbfdb
AL		 3198 if (show_vnc_port) {
3199 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 3200 }
313aa567 3201 }
821601ea 3202#endif
a3e22260 3203#ifdef CONFIG_SPICE
a19cbfb3 3204 if (using_spice && !qxl_enabled) {
a3e22260
GH		 3205 qemu_spice_display_init(ds);
3206 }
3207#endif
5b08fc10 3208
6b62dc2d
GH		 3209 /* display setup */
3210 dpy_resize(ds);
3023f332
AL		 3211 dcl = ds->listeners;
3212 while (dcl != NULL) {
3213 if (dcl->dpy_refresh != NULL) {
7bd427d8
PB		 3214 ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
3215 qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
0f2ad63f 3216 break;
20d8a3ed 3217 }
3023f332 3218 dcl = dcl->next;
20d8a3ed 3219 }
6b62dc2d 3220 if (ds->gui_timer == NULL) {
7bd427d8
PB		 3221 nographic_timer = qemu_new_timer_ms(rt_clock, nographic_update, NULL);
3222 qemu_mod_timer(nographic_timer, qemu_get_clock_ms(rt_clock));
9043b62d 3223 }
b473df6e 3224 text_consoles_set_display(ds);
2796dae0 3225
59030a8c
AL		 3226 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3227 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3228 gdbstub_dev);
3229 exit(1);
45669e00 3230 }
45669e00 3231
3418bd25
GH		 3232 qdev_machine_creation_done();
3233
15ff7705
GH		 3234 if (rom_load_all() != 0) {
3235 fprintf(stderr, "rom loading failed\n");
3236 exit(1);
3237 }
45a50b16 3238
80376c3f
IY		 3239 /* TODO: once all bus devices are qdevified, this should be done
3240 * when bus is created by qdev.c */
3241 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 3242 qemu_run_machine_init_done_notifiers();
3243
504c2948 3244 qemu_system_reset();
05f2401e 3245 if (loadvm) {
03cd4655 3246 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 3247 autostart = 0;
3248 }
3249 }
d63d307f 3250
2bb8c10c 3251 if (incoming) {
8ca5e801
JQ		 3252 int ret = qemu_start_incoming_migration(incoming);
3253 if (ret < 0) {
3254 fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
3255 incoming, ret);
3256 exit(ret);
3257 }
6b99dadc 3258 } else if (autostart) {
c0f4ce77 3259 vm_start();
6b99dadc 3260 }
ffd843bc 3261
eb505be1 3262 os_setup_post();
71e3ceb8 3263
8a7ddc38 3264 main_loop();
40c3bac3 3265 quit_timers();
63a01ef8 3266 net_cleanup();
b46a8906 3267
0824d6fc
FB		 3268 return 0;
3269}
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