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1 | /* | |
2 | * QEMU System Emulator | |
3 | * | |
4 | * Copyright (c) 2003-2008 Fabrice Bellard | |
5 | * | |
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. | |
23 | */ | |
24 | #include <unistd.h> | |
25 | #include <fcntl.h> | |
26 | #include <signal.h> | |
27 | #include <time.h> | |
28 | #include <errno.h> | |
29 | #include <sys/time.h> | |
30 | #include <zlib.h> | |
31 | ||
32 | /* Needed early for CONFIG_BSD etc. */ | |
33 | #include "config-host.h" | |
34 | ||
35 | #ifndef _WIN32 | |
36 | #include <libgen.h> | |
37 | #include <sys/times.h> | |
38 | #include <sys/wait.h> | |
39 | #include <termios.h> | |
40 | #include <sys/mman.h> | |
41 | #include <sys/ioctl.h> | |
42 | #include <sys/resource.h> | |
43 | #include <sys/socket.h> | |
44 | #include <netinet/in.h> | |
45 | #include <net/if.h> | |
46 | #include <arpa/inet.h> | |
47 | #include <dirent.h> | |
48 | #include <netdb.h> | |
49 | #include <sys/select.h> | |
50 | #ifdef CONFIG_BSD | |
51 | #include <sys/stat.h> | |
52 | #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__) | |
53 | #include <libutil.h> | |
54 | #include <sys/sysctl.h> | |
55 | #else | |
56 | #include <util.h> | |
57 | #endif | |
58 | #else | |
59 | #ifdef __linux__ | |
60 | #include <pty.h> | |
61 | #include <malloc.h> | |
62 | ||
63 | #include <linux/ppdev.h> | |
64 | #include <linux/parport.h> | |
65 | #endif | |
66 | #ifdef __sun__ | |
67 | #include <sys/stat.h> | |
68 | #include <sys/ethernet.h> | |
69 | #include <sys/sockio.h> | |
70 | #include <netinet/arp.h> | |
71 | #include <netinet/in_systm.h> | |
72 | #include <netinet/ip.h> | |
73 | #include <netinet/ip_icmp.h> // must come after ip.h | |
74 | #include <netinet/udp.h> | |
75 | #include <netinet/tcp.h> | |
76 | #include <net/if.h> | |
77 | #include <syslog.h> | |
78 | #include <stropts.h> | |
79 | /* See MySQL bug #7156 (http://bugs.mysql.com/bug.php?id=7156) for | |
80 | discussion about Solaris header problems */ | |
81 | extern int madvise(caddr_t, size_t, int); | |
82 | #endif | |
83 | #endif | |
84 | #endif | |
85 | ||
86 | #if defined(__OpenBSD__) | |
87 | #include <util.h> | |
88 | #endif | |
89 | ||
90 | #if defined(CONFIG_VDE) | |
91 | #include <libvdeplug.h> | |
92 | #endif | |
93 | ||
94 | #ifdef _WIN32 | |
95 | #include <windows.h> | |
96 | #endif | |
97 | ||
98 | #ifdef CONFIG_SDL | |
99 | #if defined(__APPLE__) || defined(main) | |
100 | #include <SDL.h> | |
101 | int qemu_main(int argc, char **argv, char **envp); | |
102 | int main(int argc, char **argv) | |
103 | { | |
104 | return qemu_main(argc, argv, NULL); | |
105 | } | |
106 | #undef main | |
107 | #define main qemu_main | |
108 | #endif | |
109 | #endif /* CONFIG_SDL */ | |
110 | ||
111 | #ifdef CONFIG_COCOA | |
112 | #undef main | |
113 | #define main qemu_main | |
114 | #endif /* CONFIG_COCOA */ | |
115 | ||
116 | #include "hw/hw.h" | |
117 | #include "hw/boards.h" | |
118 | #include "hw/usb.h" | |
119 | #include "hw/pcmcia.h" | |
120 | #include "hw/pc.h" | |
121 | #include "hw/isa.h" | |
122 | #include "hw/baum.h" | |
123 | #include "hw/bt.h" | |
124 | #include "hw/watchdog.h" | |
125 | #include "hw/smbios.h" | |
126 | #include "hw/xen.h" | |
127 | #include "hw/qdev.h" | |
128 | #include "hw/loader.h" | |
129 | #include "bt-host.h" | |
130 | #include "net.h" | |
131 | #include "net/slirp.h" | |
132 | #include "monitor.h" | |
133 | #include "console.h" | |
134 | #include "sysemu.h" | |
135 | #include "gdbstub.h" | |
136 | #include "qemu-timer.h" | |
137 | #include "qemu-char.h" | |
138 | #include "cache-utils.h" | |
139 | #include "block.h" | |
140 | #include "blockdev.h" | |
141 | #include "block-migration.h" | |
142 | #include "dma.h" | |
143 | #include "audio/audio.h" | |
144 | #include "migration.h" | |
145 | #include "kvm.h" | |
146 | #include "qemu-option.h" | |
147 | #include "qemu-config.h" | |
148 | #include "qemu-objects.h" | |
149 | #include "qemu-options.h" | |
150 | #ifdef CONFIG_VIRTFS | |
151 | #include "fsdev/qemu-fsdev.h" | |
152 | #endif | |
153 | ||
154 | #include "disas.h" | |
155 | ||
156 | #include "qemu_socket.h" | |
157 | ||
158 | #include "slirp/libslirp.h" | |
159 | ||
160 | #include "qemu-queue.h" | |
161 | #include "cpus.h" | |
162 | #include "arch_init.h" | |
163 | ||
164 | //#define DEBUG_NET | |
165 | //#define DEBUG_SLIRP | |
166 | ||
167 | #define DEFAULT_RAM_SIZE 128 | |
168 | ||
169 | #define MAX_VIRTIO_CONSOLES 1 | |
170 | ||
171 | static const char *data_dir; | |
172 | const char *bios_name = NULL; | |
173 | enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB; | |
174 | DisplayType display_type = DT_DEFAULT; | |
175 | const char* keyboard_layout = NULL; | |
176 | ram_addr_t ram_size; | |
177 | const char *mem_path = NULL; | |
178 | #ifdef MAP_POPULATE | |
179 | int mem_prealloc = 0; /* force preallocation of physical target memory */ | |
180 | #endif | |
181 | int nb_nics; | |
182 | NICInfo nd_table[MAX_NICS]; | |
183 | int vm_running; | |
184 | int autostart; | |
185 | static int rtc_utc = 1; | |
186 | static int rtc_date_offset = -1; /* -1 means no change */ | |
187 | QEMUClock *rtc_clock; | |
188 | int vga_interface_type = VGA_NONE; | |
189 | static int full_screen = 0; | |
190 | #ifdef CONFIG_SDL | |
191 | static int no_frame = 0; | |
192 | #endif | |
193 | int no_quit = 0; | |
194 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; | |
195 | CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; | |
196 | CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES]; | |
197 | int win2k_install_hack = 0; | |
198 | int rtc_td_hack = 0; | |
199 | int usb_enabled = 0; | |
200 | int singlestep = 0; | |
201 | int smp_cpus = 1; | |
202 | int max_cpus = 0; | |
203 | int smp_cores = 1; | |
204 | int smp_threads = 1; | |
205 | const char *vnc_display; | |
206 | int acpi_enabled = 1; | |
207 | int no_hpet = 0; | |
208 | int fd_bootchk = 1; | |
209 | int no_reboot = 0; | |
210 | int no_shutdown = 0; | |
211 | int cursor_hide = 1; | |
212 | int graphic_rotate = 0; | |
213 | uint8_t irq0override = 1; | |
214 | const char *watchdog; | |
215 | const char *option_rom[MAX_OPTION_ROMS]; | |
216 | int nb_option_roms; | |
217 | int semihosting_enabled = 0; | |
218 | int old_param = 0; | |
219 | const char *qemu_name; | |
220 | int alt_grab = 0; | |
221 | int ctrl_grab = 0; | |
222 | unsigned int nb_prom_envs = 0; | |
223 | const char *prom_envs[MAX_PROM_ENVS]; | |
224 | int boot_menu; | |
225 | ||
226 | int nb_numa_nodes; | |
227 | uint64_t node_mem[MAX_NODES]; | |
228 | uint64_t node_cpumask[MAX_NODES]; | |
229 | ||
230 | static QEMUTimer *nographic_timer; | |
231 | ||
232 | uint8_t qemu_uuid[16]; | |
233 | ||
234 | static QEMUBootSetHandler *boot_set_handler; | |
235 | static void *boot_set_opaque; | |
236 | ||
237 | static NotifierList exit_notifiers = | |
238 | NOTIFIER_LIST_INITIALIZER(exit_notifiers); | |
239 | ||
240 | int kvm_allowed = 0; | |
241 | uint32_t xen_domid; | |
242 | enum xen_mode xen_mode = XEN_EMULATE; | |
243 | ||
244 | static int default_serial = 1; | |
245 | static int default_parallel = 1; | |
246 | static int default_virtcon = 1; | |
247 | static int default_monitor = 1; | |
248 | static int default_vga = 1; | |
249 | static int default_floppy = 1; | |
250 | static int default_cdrom = 1; | |
251 | static int default_sdcard = 1; | |
252 | ||
253 | static struct { | |
254 | const char *driver; | |
255 | int *flag; | |
256 | } default_list[] = { | |
257 | { .driver = "isa-serial", .flag = &default_serial }, | |
258 | { .driver = "isa-parallel", .flag = &default_parallel }, | |
259 | { .driver = "isa-fdc", .flag = &default_floppy }, | |
260 | { .driver = "ide-drive", .flag = &default_cdrom }, | |
261 | { .driver = "virtio-serial-pci", .flag = &default_virtcon }, | |
262 | { .driver = "virtio-serial-s390", .flag = &default_virtcon }, | |
263 | { .driver = "virtio-serial", .flag = &default_virtcon }, | |
264 | { .driver = "VGA", .flag = &default_vga }, | |
265 | { .driver = "cirrus-vga", .flag = &default_vga }, | |
266 | { .driver = "vmware-svga", .flag = &default_vga }, | |
267 | }; | |
268 | ||
269 | static int default_driver_check(QemuOpts *opts, void *opaque) | |
270 | { | |
271 | const char *driver = qemu_opt_get(opts, "driver"); | |
272 | int i; | |
273 | ||
274 | if (!driver) | |
275 | return 0; | |
276 | for (i = 0; i < ARRAY_SIZE(default_list); i++) { | |
277 | if (strcmp(default_list[i].driver, driver) != 0) | |
278 | continue; | |
279 | *(default_list[i].flag) = 0; | |
280 | } | |
281 | return 0; | |
282 | } | |
283 | ||
284 | /***********************************************************/ | |
285 | /* real time host monotonic timer */ | |
286 | ||
287 | /* compute with 96 bit intermediate result: (a*b)/c */ | |
288 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) | |
289 | { | |
290 | union { | |
291 | uint64_t ll; | |
292 | struct { | |
293 | #ifdef HOST_WORDS_BIGENDIAN | |
294 | uint32_t high, low; | |
295 | #else | |
296 | uint32_t low, high; | |
297 | #endif | |
298 | } l; | |
299 | } u, res; | |
300 | uint64_t rl, rh; | |
301 | ||
302 | u.ll = a; | |
303 | rl = (uint64_t)u.l.low * (uint64_t)b; | |
304 | rh = (uint64_t)u.l.high * (uint64_t)b; | |
305 | rh += (rl >> 32); | |
306 | res.l.high = rh / c; | |
307 | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; | |
308 | return res.ll; | |
309 | } | |
310 | ||
311 | /***********************************************************/ | |
312 | /* host time/date access */ | |
313 | void qemu_get_timedate(struct tm *tm, int offset) | |
314 | { | |
315 | time_t ti; | |
316 | struct tm *ret; | |
317 | ||
318 | time(&ti); | |
319 | ti += offset; | |
320 | if (rtc_date_offset == -1) { | |
321 | if (rtc_utc) | |
322 | ret = gmtime(&ti); | |
323 | else | |
324 | ret = localtime(&ti); | |
325 | } else { | |
326 | ti -= rtc_date_offset; | |
327 | ret = gmtime(&ti); | |
328 | } | |
329 | ||
330 | memcpy(tm, ret, sizeof(struct tm)); | |
331 | } | |
332 | ||
333 | int qemu_timedate_diff(struct tm *tm) | |
334 | { | |
335 | time_t seconds; | |
336 | ||
337 | if (rtc_date_offset == -1) | |
338 | if (rtc_utc) | |
339 | seconds = mktimegm(tm); | |
340 | else | |
341 | seconds = mktime(tm); | |
342 | else | |
343 | seconds = mktimegm(tm) + rtc_date_offset; | |
344 | ||
345 | return seconds - time(NULL); | |
346 | } | |
347 | ||
348 | void rtc_change_mon_event(struct tm *tm) | |
349 | { | |
350 | QObject *data; | |
351 | ||
352 | data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm)); | |
353 | monitor_protocol_event(QEVENT_RTC_CHANGE, data); | |
354 | qobject_decref(data); | |
355 | } | |
356 | ||
357 | static void configure_rtc_date_offset(const char *startdate, int legacy) | |
358 | { | |
359 | time_t rtc_start_date; | |
360 | struct tm tm; | |
361 | ||
362 | if (!strcmp(startdate, "now") && legacy) { | |
363 | rtc_date_offset = -1; | |
364 | } else { | |
365 | if (sscanf(startdate, "%d-%d-%dT%d:%d:%d", | |
366 | &tm.tm_year, | |
367 | &tm.tm_mon, | |
368 | &tm.tm_mday, | |
369 | &tm.tm_hour, | |
370 | &tm.tm_min, | |
371 | &tm.tm_sec) == 6) { | |
372 | /* OK */ | |
373 | } else if (sscanf(startdate, "%d-%d-%d", | |
374 | &tm.tm_year, | |
375 | &tm.tm_mon, | |
376 | &tm.tm_mday) == 3) { | |
377 | tm.tm_hour = 0; | |
378 | tm.tm_min = 0; | |
379 | tm.tm_sec = 0; | |
380 | } else { | |
381 | goto date_fail; | |
382 | } | |
383 | tm.tm_year -= 1900; | |
384 | tm.tm_mon--; | |
385 | rtc_start_date = mktimegm(&tm); | |
386 | if (rtc_start_date == -1) { | |
387 | date_fail: | |
388 | fprintf(stderr, "Invalid date format. Valid formats are:\n" | |
389 | "'2006-06-17T16:01:21' or '2006-06-17'\n"); | |
390 | exit(1); | |
391 | } | |
392 | rtc_date_offset = time(NULL) - rtc_start_date; | |
393 | } | |
394 | } | |
395 | ||
396 | static void configure_rtc(QemuOpts *opts) | |
397 | { | |
398 | const char *value; | |
399 | ||
400 | value = qemu_opt_get(opts, "base"); | |
401 | if (value) { | |
402 | if (!strcmp(value, "utc")) { | |
403 | rtc_utc = 1; | |
404 | } else if (!strcmp(value, "localtime")) { | |
405 | rtc_utc = 0; | |
406 | } else { | |
407 | configure_rtc_date_offset(value, 0); | |
408 | } | |
409 | } | |
410 | value = qemu_opt_get(opts, "clock"); | |
411 | if (value) { | |
412 | if (!strcmp(value, "host")) { | |
413 | rtc_clock = host_clock; | |
414 | } else if (!strcmp(value, "vm")) { | |
415 | rtc_clock = vm_clock; | |
416 | } else { | |
417 | fprintf(stderr, "qemu: invalid option value '%s'\n", value); | |
418 | exit(1); | |
419 | } | |
420 | } | |
421 | value = qemu_opt_get(opts, "driftfix"); | |
422 | if (value) { | |
423 | if (!strcmp(value, "slew")) { | |
424 | rtc_td_hack = 1; | |
425 | } else if (!strcmp(value, "none")) { | |
426 | rtc_td_hack = 0; | |
427 | } else { | |
428 | fprintf(stderr, "qemu: invalid option value '%s'\n", value); | |
429 | exit(1); | |
430 | } | |
431 | } | |
432 | } | |
433 | ||
434 | /***********************************************************/ | |
435 | /* Bluetooth support */ | |
436 | static int nb_hcis; | |
437 | static int cur_hci; | |
438 | static struct HCIInfo *hci_table[MAX_NICS]; | |
439 | ||
440 | static struct bt_vlan_s { | |
441 | struct bt_scatternet_s net; | |
442 | int id; | |
443 | struct bt_vlan_s *next; | |
444 | } *first_bt_vlan; | |
445 | ||
446 | /* find or alloc a new bluetooth "VLAN" */ | |
447 | static struct bt_scatternet_s *qemu_find_bt_vlan(int id) | |
448 | { | |
449 | struct bt_vlan_s **pvlan, *vlan; | |
450 | for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) { | |
451 | if (vlan->id == id) | |
452 | return &vlan->net; | |
453 | } | |
454 | vlan = qemu_mallocz(sizeof(struct bt_vlan_s)); | |
455 | vlan->id = id; | |
456 | pvlan = &first_bt_vlan; | |
457 | while (*pvlan != NULL) | |
458 | pvlan = &(*pvlan)->next; | |
459 | *pvlan = vlan; | |
460 | return &vlan->net; | |
461 | } | |
462 | ||
463 | static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len) | |
464 | { | |
465 | } | |
466 | ||
467 | static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr) | |
468 | { | |
469 | return -ENOTSUP; | |
470 | } | |
471 | ||
472 | static struct HCIInfo null_hci = { | |
473 | .cmd_send = null_hci_send, | |
474 | .sco_send = null_hci_send, | |
475 | .acl_send = null_hci_send, | |
476 | .bdaddr_set = null_hci_addr_set, | |
477 | }; | |
478 | ||
479 | struct HCIInfo *qemu_next_hci(void) | |
480 | { | |
481 | if (cur_hci == nb_hcis) | |
482 | return &null_hci; | |
483 | ||
484 | return hci_table[cur_hci++]; | |
485 | } | |
486 | ||
487 | static struct HCIInfo *hci_init(const char *str) | |
488 | { | |
489 | char *endp; | |
490 | struct bt_scatternet_s *vlan = 0; | |
491 | ||
492 | if (!strcmp(str, "null")) | |
493 | /* null */ | |
494 | return &null_hci; | |
495 | else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':')) | |
496 | /* host[:hciN] */ | |
497 | return bt_host_hci(str[4] ? str + 5 : "hci0"); | |
498 | else if (!strncmp(str, "hci", 3)) { | |
499 | /* hci[,vlan=n] */ | |
500 | if (str[3]) { | |
501 | if (!strncmp(str + 3, ",vlan=", 6)) { | |
502 | vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0)); | |
503 | if (*endp) | |
504 | vlan = 0; | |
505 | } | |
506 | } else | |
507 | vlan = qemu_find_bt_vlan(0); | |
508 | if (vlan) | |
509 | return bt_new_hci(vlan); | |
510 | } | |
511 | ||
512 | fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str); | |
513 | ||
514 | return 0; | |
515 | } | |
516 | ||
517 | static int bt_hci_parse(const char *str) | |
518 | { | |
519 | struct HCIInfo *hci; | |
520 | bdaddr_t bdaddr; | |
521 | ||
522 | if (nb_hcis >= MAX_NICS) { | |
523 | fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS); | |
524 | return -1; | |
525 | } | |
526 | ||
527 | hci = hci_init(str); | |
528 | if (!hci) | |
529 | return -1; | |
530 | ||
531 | bdaddr.b[0] = 0x52; | |
532 | bdaddr.b[1] = 0x54; | |
533 | bdaddr.b[2] = 0x00; | |
534 | bdaddr.b[3] = 0x12; | |
535 | bdaddr.b[4] = 0x34; | |
536 | bdaddr.b[5] = 0x56 + nb_hcis; | |
537 | hci->bdaddr_set(hci, bdaddr.b); | |
538 | ||
539 | hci_table[nb_hcis++] = hci; | |
540 | ||
541 | return 0; | |
542 | } | |
543 | ||
544 | static void bt_vhci_add(int vlan_id) | |
545 | { | |
546 | struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id); | |
547 | ||
548 | if (!vlan->slave) | |
549 | fprintf(stderr, "qemu: warning: adding a VHCI to " | |
550 | "an empty scatternet %i\n", vlan_id); | |
551 | ||
552 | bt_vhci_init(bt_new_hci(vlan)); | |
553 | } | |
554 | ||
555 | static struct bt_device_s *bt_device_add(const char *opt) | |
556 | { | |
557 | struct bt_scatternet_s *vlan; | |
558 | int vlan_id = 0; | |
559 | char *endp = strstr(opt, ",vlan="); | |
560 | int len = (endp ? endp - opt : strlen(opt)) + 1; | |
561 | char devname[10]; | |
562 | ||
563 | pstrcpy(devname, MIN(sizeof(devname), len), opt); | |
564 | ||
565 | if (endp) { | |
566 | vlan_id = strtol(endp + 6, &endp, 0); | |
567 | if (*endp) { | |
568 | fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n"); | |
569 | return 0; | |
570 | } | |
571 | } | |
572 | ||
573 | vlan = qemu_find_bt_vlan(vlan_id); | |
574 | ||
575 | if (!vlan->slave) | |
576 | fprintf(stderr, "qemu: warning: adding a slave device to " | |
577 | "an empty scatternet %i\n", vlan_id); | |
578 | ||
579 | if (!strcmp(devname, "keyboard")) | |
580 | return bt_keyboard_init(vlan); | |
581 | ||
582 | fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname); | |
583 | return 0; | |
584 | } | |
585 | ||
586 | static int bt_parse(const char *opt) | |
587 | { | |
588 | const char *endp, *p; | |
589 | int vlan; | |
590 | ||
591 | if (strstart(opt, "hci", &endp)) { | |
592 | if (!*endp || *endp == ',') { | |
593 | if (*endp) | |
594 | if (!strstart(endp, ",vlan=", 0)) | |
595 | opt = endp + 1; | |
596 | ||
597 | return bt_hci_parse(opt); | |
598 | } | |
599 | } else if (strstart(opt, "vhci", &endp)) { | |
600 | if (!*endp || *endp == ',') { | |
601 | if (*endp) { | |
602 | if (strstart(endp, ",vlan=", &p)) { | |
603 | vlan = strtol(p, (char **) &endp, 0); | |
604 | if (*endp) { | |
605 | fprintf(stderr, "qemu: bad scatternet '%s'\n", p); | |
606 | return 1; | |
607 | } | |
608 | } else { | |
609 | fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1); | |
610 | return 1; | |
611 | } | |
612 | } else | |
613 | vlan = 0; | |
614 | ||
615 | bt_vhci_add(vlan); | |
616 | return 0; | |
617 | } | |
618 | } else if (strstart(opt, "device:", &endp)) | |
619 | return !bt_device_add(endp); | |
620 | ||
621 | fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt); | |
622 | return 1; | |
623 | } | |
624 | ||
625 | /***********************************************************/ | |
626 | /* QEMU Block devices */ | |
627 | ||
628 | #define HD_ALIAS "index=%d,media=disk" | |
629 | #define CDROM_ALIAS "index=2,media=cdrom" | |
630 | #define FD_ALIAS "index=%d,if=floppy" | |
631 | #define PFLASH_ALIAS "if=pflash" | |
632 | #define MTD_ALIAS "if=mtd" | |
633 | #define SD_ALIAS "index=0,if=sd" | |
634 | ||
635 | static int drive_init_func(QemuOpts *opts, void *opaque) | |
636 | { | |
637 | int *use_scsi = opaque; | |
638 | int fatal_error = 0; | |
639 | ||
640 | if (drive_init(opts, *use_scsi, &fatal_error) == NULL) { | |
641 | if (fatal_error) | |
642 | return 1; | |
643 | } | |
644 | return 0; | |
645 | } | |
646 | ||
647 | static int drive_enable_snapshot(QemuOpts *opts, void *opaque) | |
648 | { | |
649 | if (NULL == qemu_opt_get(opts, "snapshot")) { | |
650 | qemu_opt_set(opts, "snapshot", "on"); | |
651 | } | |
652 | return 0; | |
653 | } | |
654 | ||
655 | void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque) | |
656 | { | |
657 | boot_set_handler = func; | |
658 | boot_set_opaque = opaque; | |
659 | } | |
660 | ||
661 | int qemu_boot_set(const char *boot_devices) | |
662 | { | |
663 | if (!boot_set_handler) { | |
664 | return -EINVAL; | |
665 | } | |
666 | return boot_set_handler(boot_set_opaque, boot_devices); | |
667 | } | |
668 | ||
669 | static void validate_bootdevices(char *devices) | |
670 | { | |
671 | /* We just do some generic consistency checks */ | |
672 | const char *p; | |
673 | int bitmap = 0; | |
674 | ||
675 | for (p = devices; *p != '\0'; p++) { | |
676 | /* Allowed boot devices are: | |
677 | * a-b: floppy disk drives | |
678 | * c-f: IDE disk drives | |
679 | * g-m: machine implementation dependant drives | |
680 | * n-p: network devices | |
681 | * It's up to each machine implementation to check if the given boot | |
682 | * devices match the actual hardware implementation and firmware | |
683 | * features. | |
684 | */ | |
685 | if (*p < 'a' || *p > 'p') { | |
686 | fprintf(stderr, "Invalid boot device '%c'\n", *p); | |
687 | exit(1); | |
688 | } | |
689 | if (bitmap & (1 << (*p - 'a'))) { | |
690 | fprintf(stderr, "Boot device '%c' was given twice\n", *p); | |
691 | exit(1); | |
692 | } | |
693 | bitmap |= 1 << (*p - 'a'); | |
694 | } | |
695 | } | |
696 | ||
697 | static void restore_boot_devices(void *opaque) | |
698 | { | |
699 | char *standard_boot_devices = opaque; | |
700 | static int first = 1; | |
701 | ||
702 | /* Restore boot order and remove ourselves after the first boot */ | |
703 | if (first) { | |
704 | first = 0; | |
705 | return; | |
706 | } | |
707 | ||
708 | qemu_boot_set(standard_boot_devices); | |
709 | ||
710 | qemu_unregister_reset(restore_boot_devices, standard_boot_devices); | |
711 | qemu_free(standard_boot_devices); | |
712 | } | |
713 | ||
714 | static void numa_add(const char *optarg) | |
715 | { | |
716 | char option[128]; | |
717 | char *endptr; | |
718 | unsigned long long value, endvalue; | |
719 | int nodenr; | |
720 | ||
721 | optarg = get_opt_name(option, 128, optarg, ',') + 1; | |
722 | if (!strcmp(option, "node")) { | |
723 | if (get_param_value(option, 128, "nodeid", optarg) == 0) { | |
724 | nodenr = nb_numa_nodes; | |
725 | } else { | |
726 | nodenr = strtoull(option, NULL, 10); | |
727 | } | |
728 | ||
729 | if (get_param_value(option, 128, "mem", optarg) == 0) { | |
730 | node_mem[nodenr] = 0; | |
731 | } else { | |
732 | value = strtoull(option, &endptr, 0); | |
733 | switch (*endptr) { | |
734 | case 0: case 'M': case 'm': | |
735 | value <<= 20; | |
736 | break; | |
737 | case 'G': case 'g': | |
738 | value <<= 30; | |
739 | break; | |
740 | } | |
741 | node_mem[nodenr] = value; | |
742 | } | |
743 | if (get_param_value(option, 128, "cpus", optarg) == 0) { | |
744 | node_cpumask[nodenr] = 0; | |
745 | } else { | |
746 | value = strtoull(option, &endptr, 10); | |
747 | if (value >= 64) { | |
748 | value = 63; | |
749 | fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n"); | |
750 | } else { | |
751 | if (*endptr == '-') { | |
752 | endvalue = strtoull(endptr+1, &endptr, 10); | |
753 | if (endvalue >= 63) { | |
754 | endvalue = 62; | |
755 | fprintf(stderr, | |
756 | "only 63 CPUs in NUMA mode supported.\n"); | |
757 | } | |
758 | value = (2ULL << endvalue) - (1ULL << value); | |
759 | } else { | |
760 | value = 1ULL << value; | |
761 | } | |
762 | } | |
763 | node_cpumask[nodenr] = value; | |
764 | } | |
765 | nb_numa_nodes++; | |
766 | } | |
767 | return; | |
768 | } | |
769 | ||
770 | static void smp_parse(const char *optarg) | |
771 | { | |
772 | int smp, sockets = 0, threads = 0, cores = 0; | |
773 | char *endptr; | |
774 | char option[128]; | |
775 | ||
776 | smp = strtoul(optarg, &endptr, 10); | |
777 | if (endptr != optarg) { | |
778 | if (*endptr == ',') { | |
779 | endptr++; | |
780 | } | |
781 | } | |
782 | if (get_param_value(option, 128, "sockets", endptr) != 0) | |
783 | sockets = strtoull(option, NULL, 10); | |
784 | if (get_param_value(option, 128, "cores", endptr) != 0) | |
785 | cores = strtoull(option, NULL, 10); | |
786 | if (get_param_value(option, 128, "threads", endptr) != 0) | |
787 | threads = strtoull(option, NULL, 10); | |
788 | if (get_param_value(option, 128, "maxcpus", endptr) != 0) | |
789 | max_cpus = strtoull(option, NULL, 10); | |
790 | ||
791 | /* compute missing values, prefer sockets over cores over threads */ | |
792 | if (smp == 0 || sockets == 0) { | |
793 | sockets = sockets > 0 ? sockets : 1; | |
794 | cores = cores > 0 ? cores : 1; | |
795 | threads = threads > 0 ? threads : 1; | |
796 | if (smp == 0) { | |
797 | smp = cores * threads * sockets; | |
798 | } | |
799 | } else { | |
800 | if (cores == 0) { | |
801 | threads = threads > 0 ? threads : 1; | |
802 | cores = smp / (sockets * threads); | |
803 | } else { | |
804 | if (sockets) { | |
805 | threads = smp / (cores * sockets); | |
806 | } | |
807 | } | |
808 | } | |
809 | smp_cpus = smp; | |
810 | smp_cores = cores > 0 ? cores : 1; | |
811 | smp_threads = threads > 0 ? threads : 1; | |
812 | if (max_cpus == 0) | |
813 | max_cpus = smp_cpus; | |
814 | } | |
815 | ||
816 | /***********************************************************/ | |
817 | /* USB devices */ | |
818 | ||
819 | static int usb_device_add(const char *devname) | |
820 | { | |
821 | const char *p; | |
822 | USBDevice *dev = NULL; | |
823 | ||
824 | if (!usb_enabled) | |
825 | return -1; | |
826 | ||
827 | /* drivers with .usbdevice_name entry in USBDeviceInfo */ | |
828 | dev = usbdevice_create(devname); | |
829 | if (dev) | |
830 | goto done; | |
831 | ||
832 | /* the other ones */ | |
833 | if (strstart(devname, "host:", &p)) { | |
834 | dev = usb_host_device_open(p); | |
835 | } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) { | |
836 | dev = usb_bt_init(devname[2] ? hci_init(p) : | |
837 | bt_new_hci(qemu_find_bt_vlan(0))); | |
838 | } else { | |
839 | return -1; | |
840 | } | |
841 | if (!dev) | |
842 | return -1; | |
843 | ||
844 | done: | |
845 | return 0; | |
846 | } | |
847 | ||
848 | static int usb_device_del(const char *devname) | |
849 | { | |
850 | int bus_num, addr; | |
851 | const char *p; | |
852 | ||
853 | if (strstart(devname, "host:", &p)) | |
854 | return usb_host_device_close(p); | |
855 | ||
856 | if (!usb_enabled) | |
857 | return -1; | |
858 | ||
859 | p = strchr(devname, '.'); | |
860 | if (!p) | |
861 | return -1; | |
862 | bus_num = strtoul(devname, NULL, 0); | |
863 | addr = strtoul(p + 1, NULL, 0); | |
864 | ||
865 | return usb_device_delete_addr(bus_num, addr); | |
866 | } | |
867 | ||
868 | static int usb_parse(const char *cmdline) | |
869 | { | |
870 | int r; | |
871 | r = usb_device_add(cmdline); | |
872 | if (r < 0) { | |
873 | fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline); | |
874 | } | |
875 | return r; | |
876 | } | |
877 | ||
878 | void do_usb_add(Monitor *mon, const QDict *qdict) | |
879 | { | |
880 | const char *devname = qdict_get_str(qdict, "devname"); | |
881 | if (usb_device_add(devname) < 0) { | |
882 | error_report("could not add USB device '%s'", devname); | |
883 | } | |
884 | } | |
885 | ||
886 | void do_usb_del(Monitor *mon, const QDict *qdict) | |
887 | { | |
888 | const char *devname = qdict_get_str(qdict, "devname"); | |
889 | if (usb_device_del(devname) < 0) { | |
890 | error_report("could not delete USB device '%s'", devname); | |
891 | } | |
892 | } | |
893 | ||
894 | /***********************************************************/ | |
895 | /* PCMCIA/Cardbus */ | |
896 | ||
897 | static struct pcmcia_socket_entry_s { | |
898 | PCMCIASocket *socket; | |
899 | struct pcmcia_socket_entry_s *next; | |
900 | } *pcmcia_sockets = 0; | |
901 | ||
902 | void pcmcia_socket_register(PCMCIASocket *socket) | |
903 | { | |
904 | struct pcmcia_socket_entry_s *entry; | |
905 | ||
906 | entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s)); | |
907 | entry->socket = socket; | |
908 | entry->next = pcmcia_sockets; | |
909 | pcmcia_sockets = entry; | |
910 | } | |
911 | ||
912 | void pcmcia_socket_unregister(PCMCIASocket *socket) | |
913 | { | |
914 | struct pcmcia_socket_entry_s *entry, **ptr; | |
915 | ||
916 | ptr = &pcmcia_sockets; | |
917 | for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr) | |
918 | if (entry->socket == socket) { | |
919 | *ptr = entry->next; | |
920 | qemu_free(entry); | |
921 | } | |
922 | } | |
923 | ||
924 | void pcmcia_info(Monitor *mon) | |
925 | { | |
926 | struct pcmcia_socket_entry_s *iter; | |
927 | ||
928 | if (!pcmcia_sockets) | |
929 | monitor_printf(mon, "No PCMCIA sockets\n"); | |
930 | ||
931 | for (iter = pcmcia_sockets; iter; iter = iter->next) | |
932 | monitor_printf(mon, "%s: %s\n", iter->socket->slot_string, | |
933 | iter->socket->attached ? iter->socket->card_string : | |
934 | "Empty"); | |
935 | } | |
936 | ||
937 | /***********************************************************/ | |
938 | /* I/O handling */ | |
939 | ||
940 | typedef struct IOHandlerRecord { | |
941 | int fd; | |
942 | IOCanReadHandler *fd_read_poll; | |
943 | IOHandler *fd_read; | |
944 | IOHandler *fd_write; | |
945 | int deleted; | |
946 | void *opaque; | |
947 | /* temporary data */ | |
948 | struct pollfd *ufd; | |
949 | QLIST_ENTRY(IOHandlerRecord) next; | |
950 | } IOHandlerRecord; | |
951 | ||
952 | static QLIST_HEAD(, IOHandlerRecord) io_handlers = | |
953 | QLIST_HEAD_INITIALIZER(io_handlers); | |
954 | ||
955 | ||
956 | /* XXX: fd_read_poll should be suppressed, but an API change is | |
957 | necessary in the character devices to suppress fd_can_read(). */ | |
958 | int qemu_set_fd_handler2(int fd, | |
959 | IOCanReadHandler *fd_read_poll, | |
960 | IOHandler *fd_read, | |
961 | IOHandler *fd_write, | |
962 | void *opaque) | |
963 | { | |
964 | IOHandlerRecord *ioh; | |
965 | ||
966 | if (!fd_read && !fd_write) { | |
967 | QLIST_FOREACH(ioh, &io_handlers, next) { | |
968 | if (ioh->fd == fd) { | |
969 | ioh->deleted = 1; | |
970 | break; | |
971 | } | |
972 | } | |
973 | } else { | |
974 | QLIST_FOREACH(ioh, &io_handlers, next) { | |
975 | if (ioh->fd == fd) | |
976 | goto found; | |
977 | } | |
978 | ioh = qemu_mallocz(sizeof(IOHandlerRecord)); | |
979 | QLIST_INSERT_HEAD(&io_handlers, ioh, next); | |
980 | found: | |
981 | ioh->fd = fd; | |
982 | ioh->fd_read_poll = fd_read_poll; | |
983 | ioh->fd_read = fd_read; | |
984 | ioh->fd_write = fd_write; | |
985 | ioh->opaque = opaque; | |
986 | ioh->deleted = 0; | |
987 | } | |
988 | return 0; | |
989 | } | |
990 | ||
991 | int qemu_set_fd_handler(int fd, | |
992 | IOHandler *fd_read, | |
993 | IOHandler *fd_write, | |
994 | void *opaque) | |
995 | { | |
996 | return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque); | |
997 | } | |
998 | ||
999 | /***********************************************************/ | |
1000 | /* machine registration */ | |
1001 | ||
1002 | static QEMUMachine *first_machine = NULL; | |
1003 | QEMUMachine *current_machine = NULL; | |
1004 | ||
1005 | int qemu_register_machine(QEMUMachine *m) | |
1006 | { | |
1007 | QEMUMachine **pm; | |
1008 | pm = &first_machine; | |
1009 | while (*pm != NULL) | |
1010 | pm = &(*pm)->next; | |
1011 | m->next = NULL; | |
1012 | *pm = m; | |
1013 | return 0; | |
1014 | } | |
1015 | ||
1016 | static QEMUMachine *find_machine(const char *name) | |
1017 | { | |
1018 | QEMUMachine *m; | |
1019 | ||
1020 | for(m = first_machine; m != NULL; m = m->next) { | |
1021 | if (!strcmp(m->name, name)) | |
1022 | return m; | |
1023 | if (m->alias && !strcmp(m->alias, name)) | |
1024 | return m; | |
1025 | } | |
1026 | return NULL; | |
1027 | } | |
1028 | ||
1029 | static QEMUMachine *find_default_machine(void) | |
1030 | { | |
1031 | QEMUMachine *m; | |
1032 | ||
1033 | for(m = first_machine; m != NULL; m = m->next) { | |
1034 | if (m->is_default) { | |
1035 | return m; | |
1036 | } | |
1037 | } | |
1038 | return NULL; | |
1039 | } | |
1040 | ||
1041 | /***********************************************************/ | |
1042 | /* main execution loop */ | |
1043 | ||
1044 | static void gui_update(void *opaque) | |
1045 | { | |
1046 | uint64_t interval = GUI_REFRESH_INTERVAL; | |
1047 | DisplayState *ds = opaque; | |
1048 | DisplayChangeListener *dcl = ds->listeners; | |
1049 | ||
1050 | qemu_flush_coalesced_mmio_buffer(); | |
1051 | dpy_refresh(ds); | |
1052 | ||
1053 | while (dcl != NULL) { | |
1054 | if (dcl->gui_timer_interval && | |
1055 | dcl->gui_timer_interval < interval) | |
1056 | interval = dcl->gui_timer_interval; | |
1057 | dcl = dcl->next; | |
1058 | } | |
1059 | qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock)); | |
1060 | } | |
1061 | ||
1062 | static void nographic_update(void *opaque) | |
1063 | { | |
1064 | uint64_t interval = GUI_REFRESH_INTERVAL; | |
1065 | ||
1066 | qemu_flush_coalesced_mmio_buffer(); | |
1067 | qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock)); | |
1068 | } | |
1069 | ||
1070 | struct vm_change_state_entry { | |
1071 | VMChangeStateHandler *cb; | |
1072 | void *opaque; | |
1073 | QLIST_ENTRY (vm_change_state_entry) entries; | |
1074 | }; | |
1075 | ||
1076 | static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head; | |
1077 | ||
1078 | VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, | |
1079 | void *opaque) | |
1080 | { | |
1081 | VMChangeStateEntry *e; | |
1082 | ||
1083 | e = qemu_mallocz(sizeof (*e)); | |
1084 | ||
1085 | e->cb = cb; | |
1086 | e->opaque = opaque; | |
1087 | QLIST_INSERT_HEAD(&vm_change_state_head, e, entries); | |
1088 | return e; | |
1089 | } | |
1090 | ||
1091 | void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) | |
1092 | { | |
1093 | QLIST_REMOVE (e, entries); | |
1094 | qemu_free (e); | |
1095 | } | |
1096 | ||
1097 | void vm_state_notify(int running, int reason) | |
1098 | { | |
1099 | VMChangeStateEntry *e; | |
1100 | ||
1101 | for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { | |
1102 | e->cb(e->opaque, running, reason); | |
1103 | } | |
1104 | } | |
1105 | ||
1106 | void vm_start(void) | |
1107 | { | |
1108 | if (!vm_running) { | |
1109 | cpu_enable_ticks(); | |
1110 | vm_running = 1; | |
1111 | vm_state_notify(1, 0); | |
1112 | resume_all_vcpus(); | |
1113 | monitor_protocol_event(QEVENT_RESUME, NULL); | |
1114 | } | |
1115 | } | |
1116 | ||
1117 | /* reset/shutdown handler */ | |
1118 | ||
1119 | typedef struct QEMUResetEntry { | |
1120 | QTAILQ_ENTRY(QEMUResetEntry) entry; | |
1121 | QEMUResetHandler *func; | |
1122 | void *opaque; | |
1123 | } QEMUResetEntry; | |
1124 | ||
1125 | static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers = | |
1126 | QTAILQ_HEAD_INITIALIZER(reset_handlers); | |
1127 | static int reset_requested; | |
1128 | static int shutdown_requested; | |
1129 | static int powerdown_requested; | |
1130 | int debug_requested; | |
1131 | int vmstop_requested; | |
1132 | ||
1133 | int qemu_shutdown_requested(void) | |
1134 | { | |
1135 | int r = shutdown_requested; | |
1136 | shutdown_requested = 0; | |
1137 | return r; | |
1138 | } | |
1139 | ||
1140 | int qemu_reset_requested(void) | |
1141 | { | |
1142 | int r = reset_requested; | |
1143 | reset_requested = 0; | |
1144 | return r; | |
1145 | } | |
1146 | ||
1147 | int qemu_powerdown_requested(void) | |
1148 | { | |
1149 | int r = powerdown_requested; | |
1150 | powerdown_requested = 0; | |
1151 | return r; | |
1152 | } | |
1153 | ||
1154 | static int qemu_debug_requested(void) | |
1155 | { | |
1156 | int r = debug_requested; | |
1157 | debug_requested = 0; | |
1158 | return r; | |
1159 | } | |
1160 | ||
1161 | static int qemu_vmstop_requested(void) | |
1162 | { | |
1163 | int r = vmstop_requested; | |
1164 | vmstop_requested = 0; | |
1165 | return r; | |
1166 | } | |
1167 | ||
1168 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) | |
1169 | { | |
1170 | QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry)); | |
1171 | ||
1172 | re->func = func; | |
1173 | re->opaque = opaque; | |
1174 | QTAILQ_INSERT_TAIL(&reset_handlers, re, entry); | |
1175 | } | |
1176 | ||
1177 | void qemu_unregister_reset(QEMUResetHandler *func, void *opaque) | |
1178 | { | |
1179 | QEMUResetEntry *re; | |
1180 | ||
1181 | QTAILQ_FOREACH(re, &reset_handlers, entry) { | |
1182 | if (re->func == func && re->opaque == opaque) { | |
1183 | QTAILQ_REMOVE(&reset_handlers, re, entry); | |
1184 | qemu_free(re); | |
1185 | return; | |
1186 | } | |
1187 | } | |
1188 | } | |
1189 | ||
1190 | void qemu_system_reset(void) | |
1191 | { | |
1192 | QEMUResetEntry *re, *nre; | |
1193 | ||
1194 | /* reset all devices */ | |
1195 | QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) { | |
1196 | re->func(re->opaque); | |
1197 | } | |
1198 | monitor_protocol_event(QEVENT_RESET, NULL); | |
1199 | cpu_synchronize_all_post_reset(); | |
1200 | } | |
1201 | ||
1202 | void qemu_system_reset_request(void) | |
1203 | { | |
1204 | if (no_reboot) { | |
1205 | shutdown_requested = 1; | |
1206 | } else { | |
1207 | reset_requested = 1; | |
1208 | } | |
1209 | qemu_notify_event(); | |
1210 | } | |
1211 | ||
1212 | void qemu_system_shutdown_request(void) | |
1213 | { | |
1214 | shutdown_requested = 1; | |
1215 | qemu_notify_event(); | |
1216 | } | |
1217 | ||
1218 | void qemu_system_powerdown_request(void) | |
1219 | { | |
1220 | powerdown_requested = 1; | |
1221 | qemu_notify_event(); | |
1222 | } | |
1223 | ||
1224 | void main_loop_wait(int nonblocking) | |
1225 | { | |
1226 | IOHandlerRecord *ioh; | |
1227 | fd_set rfds, wfds, xfds; | |
1228 | int ret, nfds; | |
1229 | struct timeval tv; | |
1230 | int timeout; | |
1231 | ||
1232 | if (nonblocking) | |
1233 | timeout = 0; | |
1234 | else { | |
1235 | timeout = qemu_calculate_timeout(); | |
1236 | qemu_bh_update_timeout(&timeout); | |
1237 | } | |
1238 | ||
1239 | os_host_main_loop_wait(&timeout); | |
1240 | ||
1241 | /* poll any events */ | |
1242 | /* XXX: separate device handlers from system ones */ | |
1243 | nfds = -1; | |
1244 | FD_ZERO(&rfds); | |
1245 | FD_ZERO(&wfds); | |
1246 | FD_ZERO(&xfds); | |
1247 | QLIST_FOREACH(ioh, &io_handlers, next) { | |
1248 | if (ioh->deleted) | |
1249 | continue; | |
1250 | if (ioh->fd_read && | |
1251 | (!ioh->fd_read_poll || | |
1252 | ioh->fd_read_poll(ioh->opaque) != 0)) { | |
1253 | FD_SET(ioh->fd, &rfds); | |
1254 | if (ioh->fd > nfds) | |
1255 | nfds = ioh->fd; | |
1256 | } | |
1257 | if (ioh->fd_write) { | |
1258 | FD_SET(ioh->fd, &wfds); | |
1259 | if (ioh->fd > nfds) | |
1260 | nfds = ioh->fd; | |
1261 | } | |
1262 | } | |
1263 | ||
1264 | tv.tv_sec = timeout / 1000; | |
1265 | tv.tv_usec = (timeout % 1000) * 1000; | |
1266 | ||
1267 | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); | |
1268 | ||
1269 | qemu_mutex_unlock_iothread(); | |
1270 | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv); | |
1271 | qemu_mutex_lock_iothread(); | |
1272 | if (ret > 0) { | |
1273 | IOHandlerRecord *pioh; | |
1274 | ||
1275 | QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) { | |
1276 | if (ioh->deleted) { | |
1277 | QLIST_REMOVE(ioh, next); | |
1278 | qemu_free(ioh); | |
1279 | continue; | |
1280 | } | |
1281 | if (ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) { | |
1282 | ioh->fd_read(ioh->opaque); | |
1283 | } | |
1284 | if (ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) { | |
1285 | ioh->fd_write(ioh->opaque); | |
1286 | } | |
1287 | } | |
1288 | } | |
1289 | ||
1290 | slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0)); | |
1291 | ||
1292 | qemu_run_all_timers(); | |
1293 | ||
1294 | /* Check bottom-halves last in case any of the earlier events triggered | |
1295 | them. */ | |
1296 | qemu_bh_poll(); | |
1297 | ||
1298 | } | |
1299 | ||
1300 | static int vm_can_run(void) | |
1301 | { | |
1302 | if (powerdown_requested) | |
1303 | return 0; | |
1304 | if (reset_requested) | |
1305 | return 0; | |
1306 | if (shutdown_requested) | |
1307 | return 0; | |
1308 | if (debug_requested) | |
1309 | return 0; | |
1310 | return 1; | |
1311 | } | |
1312 | ||
1313 | qemu_irq qemu_system_powerdown; | |
1314 | ||
1315 | static void main_loop(void) | |
1316 | { | |
1317 | int r; | |
1318 | ||
1319 | qemu_main_loop_start(); | |
1320 | ||
1321 | for (;;) { | |
1322 | do { | |
1323 | bool nonblocking = false; | |
1324 | #ifdef CONFIG_PROFILER | |
1325 | int64_t ti; | |
1326 | #endif | |
1327 | #ifndef CONFIG_IOTHREAD | |
1328 | nonblocking = cpu_exec_all(); | |
1329 | #endif | |
1330 | #ifdef CONFIG_PROFILER | |
1331 | ti = profile_getclock(); | |
1332 | #endif | |
1333 | main_loop_wait(nonblocking); | |
1334 | #ifdef CONFIG_PROFILER | |
1335 | dev_time += profile_getclock() - ti; | |
1336 | #endif | |
1337 | } while (vm_can_run()); | |
1338 | ||
1339 | if ((r = qemu_debug_requested())) { | |
1340 | vm_stop(r); | |
1341 | } | |
1342 | if (qemu_shutdown_requested()) { | |
1343 | monitor_protocol_event(QEVENT_SHUTDOWN, NULL); | |
1344 | if (no_shutdown) { | |
1345 | vm_stop(0); | |
1346 | no_shutdown = 0; | |
1347 | } else | |
1348 | break; | |
1349 | } | |
1350 | if (qemu_reset_requested()) { | |
1351 | pause_all_vcpus(); | |
1352 | qemu_system_reset(); | |
1353 | resume_all_vcpus(); | |
1354 | } | |
1355 | if (qemu_powerdown_requested()) { | |
1356 | monitor_protocol_event(QEVENT_POWERDOWN, NULL); | |
1357 | qemu_irq_raise(qemu_system_powerdown); | |
1358 | } | |
1359 | if ((r = qemu_vmstop_requested())) { | |
1360 | vm_stop(r); | |
1361 | } | |
1362 | } | |
1363 | bdrv_close_all(); | |
1364 | pause_all_vcpus(); | |
1365 | } | |
1366 | ||
1367 | static void version(void) | |
1368 | { | |
1369 | printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"); | |
1370 | } | |
1371 | ||
1372 | static void help(int exitcode) | |
1373 | { | |
1374 | const char *options_help = | |
1375 | #define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \ | |
1376 | opt_help | |
1377 | #define DEFHEADING(text) stringify(text) "\n" | |
1378 | #include "qemu-options.def" | |
1379 | #undef DEF | |
1380 | #undef DEFHEADING | |
1381 | #undef GEN_DOCS | |
1382 | ; | |
1383 | version(); | |
1384 | printf("usage: %s [options] [disk_image]\n" | |
1385 | "\n" | |
1386 | "'disk_image' is a raw hard disk image for IDE hard disk 0\n" | |
1387 | "\n" | |
1388 | "%s\n" | |
1389 | "During emulation, the following keys are useful:\n" | |
1390 | "ctrl-alt-f toggle full screen\n" | |
1391 | "ctrl-alt-n switch to virtual console 'n'\n" | |
1392 | "ctrl-alt toggle mouse and keyboard grab\n" | |
1393 | "\n" | |
1394 | "When using -nographic, press 'ctrl-a h' to get some help.\n", | |
1395 | "qemu", | |
1396 | options_help); | |
1397 | exit(exitcode); | |
1398 | } | |
1399 | ||
1400 | #define HAS_ARG 0x0001 | |
1401 | ||
1402 | typedef struct QEMUOption { | |
1403 | const char *name; | |
1404 | int flags; | |
1405 | int index; | |
1406 | uint32_t arch_mask; | |
1407 | } QEMUOption; | |
1408 | ||
1409 | static const QEMUOption qemu_options[] = { | |
1410 | { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL }, | |
1411 | #define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \ | |
1412 | { option, opt_arg, opt_enum, arch_mask }, | |
1413 | #define DEFHEADING(text) | |
1414 | #include "qemu-options.def" | |
1415 | #undef DEF | |
1416 | #undef DEFHEADING | |
1417 | #undef GEN_DOCS | |
1418 | { NULL }, | |
1419 | }; | |
1420 | static void select_vgahw (const char *p) | |
1421 | { | |
1422 | const char *opts; | |
1423 | ||
1424 | default_vga = 0; | |
1425 | vga_interface_type = VGA_NONE; | |
1426 | if (strstart(p, "std", &opts)) { | |
1427 | vga_interface_type = VGA_STD; | |
1428 | } else if (strstart(p, "cirrus", &opts)) { | |
1429 | vga_interface_type = VGA_CIRRUS; | |
1430 | } else if (strstart(p, "vmware", &opts)) { | |
1431 | vga_interface_type = VGA_VMWARE; | |
1432 | } else if (strstart(p, "xenfb", &opts)) { | |
1433 | vga_interface_type = VGA_XENFB; | |
1434 | } else if (!strstart(p, "none", &opts)) { | |
1435 | invalid_vga: | |
1436 | fprintf(stderr, "Unknown vga type: %s\n", p); | |
1437 | exit(1); | |
1438 | } | |
1439 | while (*opts) { | |
1440 | const char *nextopt; | |
1441 | ||
1442 | if (strstart(opts, ",retrace=", &nextopt)) { | |
1443 | opts = nextopt; | |
1444 | if (strstart(opts, "dumb", &nextopt)) | |
1445 | vga_retrace_method = VGA_RETRACE_DUMB; | |
1446 | else if (strstart(opts, "precise", &nextopt)) | |
1447 | vga_retrace_method = VGA_RETRACE_PRECISE; | |
1448 | else goto invalid_vga; | |
1449 | } else goto invalid_vga; | |
1450 | opts = nextopt; | |
1451 | } | |
1452 | } | |
1453 | ||
1454 | static int balloon_parse(const char *arg) | |
1455 | { | |
1456 | QemuOpts *opts; | |
1457 | ||
1458 | if (strcmp(arg, "none") == 0) { | |
1459 | return 0; | |
1460 | } | |
1461 | ||
1462 | if (!strncmp(arg, "virtio", 6)) { | |
1463 | if (arg[6] == ',') { | |
1464 | /* have params -> parse them */ | |
1465 | opts = qemu_opts_parse(&qemu_device_opts, arg+7, 0); | |
1466 | if (!opts) | |
1467 | return -1; | |
1468 | } else { | |
1469 | /* create empty opts */ | |
1470 | opts = qemu_opts_create(&qemu_device_opts, NULL, 0); | |
1471 | } | |
1472 | qemu_opt_set(opts, "driver", "virtio-balloon-pci"); | |
1473 | return 0; | |
1474 | } | |
1475 | ||
1476 | return -1; | |
1477 | } | |
1478 | ||
1479 | char *qemu_find_file(int type, const char *name) | |
1480 | { | |
1481 | int len; | |
1482 | const char *subdir; | |
1483 | char *buf; | |
1484 | ||
1485 | /* If name contains path separators then try it as a straight path. */ | |
1486 | if ((strchr(name, '/') || strchr(name, '\\')) | |
1487 | && access(name, R_OK) == 0) { | |
1488 | return qemu_strdup(name); | |
1489 | } | |
1490 | switch (type) { | |
1491 | case QEMU_FILE_TYPE_BIOS: | |
1492 | subdir = ""; | |
1493 | break; | |
1494 | case QEMU_FILE_TYPE_KEYMAP: | |
1495 | subdir = "keymaps/"; | |
1496 | break; | |
1497 | default: | |
1498 | abort(); | |
1499 | } | |
1500 | len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2; | |
1501 | buf = qemu_mallocz(len); | |
1502 | snprintf(buf, len, "%s/%s%s", data_dir, subdir, name); | |
1503 | if (access(buf, R_OK)) { | |
1504 | qemu_free(buf); | |
1505 | return NULL; | |
1506 | } | |
1507 | return buf; | |
1508 | } | |
1509 | ||
1510 | static int device_help_func(QemuOpts *opts, void *opaque) | |
1511 | { | |
1512 | return qdev_device_help(opts); | |
1513 | } | |
1514 | ||
1515 | static int device_init_func(QemuOpts *opts, void *opaque) | |
1516 | { | |
1517 | DeviceState *dev; | |
1518 | ||
1519 | dev = qdev_device_add(opts); | |
1520 | if (!dev) | |
1521 | return -1; | |
1522 | return 0; | |
1523 | } | |
1524 | ||
1525 | static int chardev_init_func(QemuOpts *opts, void *opaque) | |
1526 | { | |
1527 | CharDriverState *chr; | |
1528 | ||
1529 | chr = qemu_chr_open_opts(opts, NULL); | |
1530 | if (!chr) | |
1531 | return -1; | |
1532 | return 0; | |
1533 | } | |
1534 | ||
1535 | #ifdef CONFIG_VIRTFS | |
1536 | static int fsdev_init_func(QemuOpts *opts, void *opaque) | |
1537 | { | |
1538 | int ret; | |
1539 | ret = qemu_fsdev_add(opts); | |
1540 | ||
1541 | return ret; | |
1542 | } | |
1543 | #endif | |
1544 | ||
1545 | static int mon_init_func(QemuOpts *opts, void *opaque) | |
1546 | { | |
1547 | CharDriverState *chr; | |
1548 | const char *chardev; | |
1549 | const char *mode; | |
1550 | int flags; | |
1551 | ||
1552 | mode = qemu_opt_get(opts, "mode"); | |
1553 | if (mode == NULL) { | |
1554 | mode = "readline"; | |
1555 | } | |
1556 | if (strcmp(mode, "readline") == 0) { | |
1557 | flags = MONITOR_USE_READLINE; | |
1558 | } else if (strcmp(mode, "control") == 0) { | |
1559 | flags = MONITOR_USE_CONTROL; | |
1560 | } else { | |
1561 | fprintf(stderr, "unknown monitor mode \"%s\"\n", mode); | |
1562 | exit(1); | |
1563 | } | |
1564 | ||
1565 | if (qemu_opt_get_bool(opts, "default", 0)) | |
1566 | flags |= MONITOR_IS_DEFAULT; | |
1567 | ||
1568 | chardev = qemu_opt_get(opts, "chardev"); | |
1569 | chr = qemu_chr_find(chardev); | |
1570 | if (chr == NULL) { | |
1571 | fprintf(stderr, "chardev \"%s\" not found\n", chardev); | |
1572 | exit(1); | |
1573 | } | |
1574 | ||
1575 | monitor_init(chr, flags); | |
1576 | return 0; | |
1577 | } | |
1578 | ||
1579 | static void monitor_parse(const char *optarg, const char *mode) | |
1580 | { | |
1581 | static int monitor_device_index = 0; | |
1582 | QemuOpts *opts; | |
1583 | const char *p; | |
1584 | char label[32]; | |
1585 | int def = 0; | |
1586 | ||
1587 | if (strstart(optarg, "chardev:", &p)) { | |
1588 | snprintf(label, sizeof(label), "%s", p); | |
1589 | } else { | |
1590 | snprintf(label, sizeof(label), "compat_monitor%d", | |
1591 | monitor_device_index); | |
1592 | if (monitor_device_index == 0) { | |
1593 | def = 1; | |
1594 | } | |
1595 | opts = qemu_chr_parse_compat(label, optarg); | |
1596 | if (!opts) { | |
1597 | fprintf(stderr, "parse error: %s\n", optarg); | |
1598 | exit(1); | |
1599 | } | |
1600 | } | |
1601 | ||
1602 | opts = qemu_opts_create(&qemu_mon_opts, label, 1); | |
1603 | if (!opts) { | |
1604 | fprintf(stderr, "duplicate chardev: %s\n", label); | |
1605 | exit(1); | |
1606 | } | |
1607 | qemu_opt_set(opts, "mode", mode); | |
1608 | qemu_opt_set(opts, "chardev", label); | |
1609 | if (def) | |
1610 | qemu_opt_set(opts, "default", "on"); | |
1611 | monitor_device_index++; | |
1612 | } | |
1613 | ||
1614 | struct device_config { | |
1615 | enum { | |
1616 | DEV_USB, /* -usbdevice */ | |
1617 | DEV_BT, /* -bt */ | |
1618 | DEV_SERIAL, /* -serial */ | |
1619 | DEV_PARALLEL, /* -parallel */ | |
1620 | DEV_VIRTCON, /* -virtioconsole */ | |
1621 | DEV_DEBUGCON, /* -debugcon */ | |
1622 | } type; | |
1623 | const char *cmdline; | |
1624 | QTAILQ_ENTRY(device_config) next; | |
1625 | }; | |
1626 | QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs); | |
1627 | ||
1628 | static void add_device_config(int type, const char *cmdline) | |
1629 | { | |
1630 | struct device_config *conf; | |
1631 | ||
1632 | conf = qemu_mallocz(sizeof(*conf)); | |
1633 | conf->type = type; | |
1634 | conf->cmdline = cmdline; | |
1635 | QTAILQ_INSERT_TAIL(&device_configs, conf, next); | |
1636 | } | |
1637 | ||
1638 | static int foreach_device_config(int type, int (*func)(const char *cmdline)) | |
1639 | { | |
1640 | struct device_config *conf; | |
1641 | int rc; | |
1642 | ||
1643 | QTAILQ_FOREACH(conf, &device_configs, next) { | |
1644 | if (conf->type != type) | |
1645 | continue; | |
1646 | rc = func(conf->cmdline); | |
1647 | if (0 != rc) | |
1648 | return rc; | |
1649 | } | |
1650 | return 0; | |
1651 | } | |
1652 | ||
1653 | static int serial_parse(const char *devname) | |
1654 | { | |
1655 | static int index = 0; | |
1656 | char label[32]; | |
1657 | ||
1658 | if (strcmp(devname, "none") == 0) | |
1659 | return 0; | |
1660 | if (index == MAX_SERIAL_PORTS) { | |
1661 | fprintf(stderr, "qemu: too many serial ports\n"); | |
1662 | exit(1); | |
1663 | } | |
1664 | snprintf(label, sizeof(label), "serial%d", index); | |
1665 | serial_hds[index] = qemu_chr_open(label, devname, NULL); | |
1666 | if (!serial_hds[index]) { | |
1667 | fprintf(stderr, "qemu: could not open serial device '%s': %s\n", | |
1668 | devname, strerror(errno)); | |
1669 | return -1; | |
1670 | } | |
1671 | index++; | |
1672 | return 0; | |
1673 | } | |
1674 | ||
1675 | static int parallel_parse(const char *devname) | |
1676 | { | |
1677 | static int index = 0; | |
1678 | char label[32]; | |
1679 | ||
1680 | if (strcmp(devname, "none") == 0) | |
1681 | return 0; | |
1682 | if (index == MAX_PARALLEL_PORTS) { | |
1683 | fprintf(stderr, "qemu: too many parallel ports\n"); | |
1684 | exit(1); | |
1685 | } | |
1686 | snprintf(label, sizeof(label), "parallel%d", index); | |
1687 | parallel_hds[index] = qemu_chr_open(label, devname, NULL); | |
1688 | if (!parallel_hds[index]) { | |
1689 | fprintf(stderr, "qemu: could not open parallel device '%s': %s\n", | |
1690 | devname, strerror(errno)); | |
1691 | return -1; | |
1692 | } | |
1693 | index++; | |
1694 | return 0; | |
1695 | } | |
1696 | ||
1697 | static int virtcon_parse(const char *devname) | |
1698 | { | |
1699 | static int index = 0; | |
1700 | char label[32]; | |
1701 | QemuOpts *bus_opts, *dev_opts; | |
1702 | ||
1703 | if (strcmp(devname, "none") == 0) | |
1704 | return 0; | |
1705 | if (index == MAX_VIRTIO_CONSOLES) { | |
1706 | fprintf(stderr, "qemu: too many virtio consoles\n"); | |
1707 | exit(1); | |
1708 | } | |
1709 | ||
1710 | bus_opts = qemu_opts_create(&qemu_device_opts, NULL, 0); | |
1711 | qemu_opt_set(bus_opts, "driver", "virtio-serial"); | |
1712 | ||
1713 | dev_opts = qemu_opts_create(&qemu_device_opts, NULL, 0); | |
1714 | qemu_opt_set(dev_opts, "driver", "virtconsole"); | |
1715 | ||
1716 | snprintf(label, sizeof(label), "virtcon%d", index); | |
1717 | virtcon_hds[index] = qemu_chr_open(label, devname, NULL); | |
1718 | if (!virtcon_hds[index]) { | |
1719 | fprintf(stderr, "qemu: could not open virtio console '%s': %s\n", | |
1720 | devname, strerror(errno)); | |
1721 | return -1; | |
1722 | } | |
1723 | qemu_opt_set(dev_opts, "chardev", label); | |
1724 | ||
1725 | index++; | |
1726 | return 0; | |
1727 | } | |
1728 | ||
1729 | static int debugcon_parse(const char *devname) | |
1730 | { | |
1731 | QemuOpts *opts; | |
1732 | ||
1733 | if (!qemu_chr_open("debugcon", devname, NULL)) { | |
1734 | exit(1); | |
1735 | } | |
1736 | opts = qemu_opts_create(&qemu_device_opts, "debugcon", 1); | |
1737 | if (!opts) { | |
1738 | fprintf(stderr, "qemu: already have a debugcon device\n"); | |
1739 | exit(1); | |
1740 | } | |
1741 | qemu_opt_set(opts, "driver", "isa-debugcon"); | |
1742 | qemu_opt_set(opts, "chardev", "debugcon"); | |
1743 | return 0; | |
1744 | } | |
1745 | ||
1746 | void qemu_add_exit_notifier(Notifier *notify) | |
1747 | { | |
1748 | notifier_list_add(&exit_notifiers, notify); | |
1749 | } | |
1750 | ||
1751 | void qemu_remove_exit_notifier(Notifier *notify) | |
1752 | { | |
1753 | notifier_list_remove(&exit_notifiers, notify); | |
1754 | } | |
1755 | ||
1756 | static void qemu_run_exit_notifiers(void) | |
1757 | { | |
1758 | notifier_list_notify(&exit_notifiers); | |
1759 | } | |
1760 | ||
1761 | static const QEMUOption *lookup_opt(int argc, char **argv, | |
1762 | const char **poptarg, int *poptind) | |
1763 | { | |
1764 | const QEMUOption *popt; | |
1765 | int optind = *poptind; | |
1766 | char *r = argv[optind]; | |
1767 | const char *optarg; | |
1768 | ||
1769 | loc_set_cmdline(argv, optind, 1); | |
1770 | optind++; | |
1771 | /* Treat --foo the same as -foo. */ | |
1772 | if (r[1] == '-') | |
1773 | r++; | |
1774 | popt = qemu_options; | |
1775 | for(;;) { | |
1776 | if (!popt->name) { | |
1777 | error_report("invalid option"); | |
1778 | exit(1); | |
1779 | } | |
1780 | if (!strcmp(popt->name, r + 1)) | |
1781 | break; | |
1782 | popt++; | |
1783 | } | |
1784 | if (popt->flags & HAS_ARG) { | |
1785 | if (optind >= argc) { | |
1786 | error_report("requires an argument"); | |
1787 | exit(1); | |
1788 | } | |
1789 | optarg = argv[optind++]; | |
1790 | loc_set_cmdline(argv, optind - 2, 2); | |
1791 | } else { | |
1792 | optarg = NULL; | |
1793 | } | |
1794 | ||
1795 | *poptarg = optarg; | |
1796 | *poptind = optind; | |
1797 | ||
1798 | return popt; | |
1799 | } | |
1800 | ||
1801 | int main(int argc, char **argv, char **envp) | |
1802 | { | |
1803 | const char *gdbstub_dev = NULL; | |
1804 | int i; | |
1805 | int snapshot, linux_boot; | |
1806 | const char *icount_option = NULL; | |
1807 | const char *initrd_filename; | |
1808 | const char *kernel_filename, *kernel_cmdline; | |
1809 | char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */ | |
1810 | DisplayState *ds; | |
1811 | DisplayChangeListener *dcl; | |
1812 | int cyls, heads, secs, translation; | |
1813 | QemuOpts *hda_opts = NULL, *opts; | |
1814 | int optind; | |
1815 | const char *optarg; | |
1816 | const char *loadvm = NULL; | |
1817 | QEMUMachine *machine; | |
1818 | const char *cpu_model; | |
1819 | int tb_size; | |
1820 | const char *pid_file = NULL; | |
1821 | const char *incoming = NULL; | |
1822 | int show_vnc_port = 0; | |
1823 | int defconfig = 1; | |
1824 | ||
1825 | atexit(qemu_run_exit_notifiers); | |
1826 | error_set_progname(argv[0]); | |
1827 | ||
1828 | init_clocks(); | |
1829 | ||
1830 | qemu_cache_utils_init(envp); | |
1831 | ||
1832 | QLIST_INIT (&vm_change_state_head); | |
1833 | os_setup_early_signal_handling(); | |
1834 | ||
1835 | module_call_init(MODULE_INIT_MACHINE); | |
1836 | machine = find_default_machine(); | |
1837 | cpu_model = NULL; | |
1838 | initrd_filename = NULL; | |
1839 | ram_size = 0; | |
1840 | snapshot = 0; | |
1841 | kernel_filename = NULL; | |
1842 | kernel_cmdline = ""; | |
1843 | cyls = heads = secs = 0; | |
1844 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
1845 | ||
1846 | for (i = 0; i < MAX_NODES; i++) { | |
1847 | node_mem[i] = 0; | |
1848 | node_cpumask[i] = 0; | |
1849 | } | |
1850 | ||
1851 | nb_numa_nodes = 0; | |
1852 | nb_nics = 0; | |
1853 | ||
1854 | tb_size = 0; | |
1855 | autostart= 1; | |
1856 | ||
1857 | /* first pass of option parsing */ | |
1858 | optind = 1; | |
1859 | while (optind < argc) { | |
1860 | if (argv[optind][0] != '-') { | |
1861 | /* disk image */ | |
1862 | optind++; | |
1863 | continue; | |
1864 | } else { | |
1865 | const QEMUOption *popt; | |
1866 | ||
1867 | popt = lookup_opt(argc, argv, &optarg, &optind); | |
1868 | switch (popt->index) { | |
1869 | case QEMU_OPTION_nodefconfig: | |
1870 | defconfig=0; | |
1871 | break; | |
1872 | } | |
1873 | } | |
1874 | } | |
1875 | ||
1876 | if (defconfig) { | |
1877 | int ret; | |
1878 | ||
1879 | ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf"); | |
1880 | if (ret < 0 && ret != -ENOENT) { | |
1881 | exit(1); | |
1882 | } | |
1883 | ||
1884 | ret = qemu_read_config_file(arch_config_name); | |
1885 | if (ret < 0 && ret != -ENOENT) { | |
1886 | exit(1); | |
1887 | } | |
1888 | } | |
1889 | cpudef_init(); | |
1890 | ||
1891 | /* second pass of option parsing */ | |
1892 | optind = 1; | |
1893 | for(;;) { | |
1894 | if (optind >= argc) | |
1895 | break; | |
1896 | if (argv[optind][0] != '-') { | |
1897 | hda_opts = drive_add(argv[optind++], HD_ALIAS, 0); | |
1898 | } else { | |
1899 | const QEMUOption *popt; | |
1900 | ||
1901 | popt = lookup_opt(argc, argv, &optarg, &optind); | |
1902 | if (!(popt->arch_mask & arch_type)) { | |
1903 | printf("Option %s not supported for this target\n", popt->name); | |
1904 | exit(1); | |
1905 | } | |
1906 | switch(popt->index) { | |
1907 | case QEMU_OPTION_M: | |
1908 | machine = find_machine(optarg); | |
1909 | if (!machine) { | |
1910 | QEMUMachine *m; | |
1911 | printf("Supported machines are:\n"); | |
1912 | for(m = first_machine; m != NULL; m = m->next) { | |
1913 | if (m->alias) | |
1914 | printf("%-10s %s (alias of %s)\n", | |
1915 | m->alias, m->desc, m->name); | |
1916 | printf("%-10s %s%s\n", | |
1917 | m->name, m->desc, | |
1918 | m->is_default ? " (default)" : ""); | |
1919 | } | |
1920 | exit(*optarg != '?'); | |
1921 | } | |
1922 | break; | |
1923 | case QEMU_OPTION_cpu: | |
1924 | /* hw initialization will check this */ | |
1925 | if (*optarg == '?') { | |
1926 | list_cpus(stdout, &fprintf, optarg); | |
1927 | exit(0); | |
1928 | } else { | |
1929 | cpu_model = optarg; | |
1930 | } | |
1931 | break; | |
1932 | case QEMU_OPTION_initrd: | |
1933 | initrd_filename = optarg; | |
1934 | break; | |
1935 | case QEMU_OPTION_hda: | |
1936 | if (cyls == 0) | |
1937 | hda_opts = drive_add(optarg, HD_ALIAS, 0); | |
1938 | else | |
1939 | hda_opts = drive_add(optarg, HD_ALIAS | |
1940 | ",cyls=%d,heads=%d,secs=%d%s", | |
1941 | 0, cyls, heads, secs, | |
1942 | translation == BIOS_ATA_TRANSLATION_LBA ? | |
1943 | ",trans=lba" : | |
1944 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
1945 | ",trans=none" : ""); | |
1946 | break; | |
1947 | case QEMU_OPTION_hdb: | |
1948 | case QEMU_OPTION_hdc: | |
1949 | case QEMU_OPTION_hdd: | |
1950 | drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda); | |
1951 | break; | |
1952 | case QEMU_OPTION_drive: | |
1953 | drive_add(NULL, "%s", optarg); | |
1954 | break; | |
1955 | case QEMU_OPTION_set: | |
1956 | if (qemu_set_option(optarg) != 0) | |
1957 | exit(1); | |
1958 | break; | |
1959 | case QEMU_OPTION_global: | |
1960 | if (qemu_global_option(optarg) != 0) | |
1961 | exit(1); | |
1962 | break; | |
1963 | case QEMU_OPTION_mtdblock: | |
1964 | drive_add(optarg, MTD_ALIAS); | |
1965 | break; | |
1966 | case QEMU_OPTION_sd: | |
1967 | drive_add(optarg, SD_ALIAS); | |
1968 | break; | |
1969 | case QEMU_OPTION_pflash: | |
1970 | drive_add(optarg, PFLASH_ALIAS); | |
1971 | break; | |
1972 | case QEMU_OPTION_snapshot: | |
1973 | snapshot = 1; | |
1974 | break; | |
1975 | case QEMU_OPTION_hdachs: | |
1976 | { | |
1977 | const char *p; | |
1978 | p = optarg; | |
1979 | cyls = strtol(p, (char **)&p, 0); | |
1980 | if (cyls < 1 || cyls > 16383) | |
1981 | goto chs_fail; | |
1982 | if (*p != ',') | |
1983 | goto chs_fail; | |
1984 | p++; | |
1985 | heads = strtol(p, (char **)&p, 0); | |
1986 | if (heads < 1 || heads > 16) | |
1987 | goto chs_fail; | |
1988 | if (*p != ',') | |
1989 | goto chs_fail; | |
1990 | p++; | |
1991 | secs = strtol(p, (char **)&p, 0); | |
1992 | if (secs < 1 || secs > 63) | |
1993 | goto chs_fail; | |
1994 | if (*p == ',') { | |
1995 | p++; | |
1996 | if (!strcmp(p, "none")) | |
1997 | translation = BIOS_ATA_TRANSLATION_NONE; | |
1998 | else if (!strcmp(p, "lba")) | |
1999 | translation = BIOS_ATA_TRANSLATION_LBA; | |
2000 | else if (!strcmp(p, "auto")) | |
2001 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
2002 | else | |
2003 | goto chs_fail; | |
2004 | } else if (*p != '\0') { | |
2005 | chs_fail: | |
2006 | fprintf(stderr, "qemu: invalid physical CHS format\n"); | |
2007 | exit(1); | |
2008 | } | |
2009 | if (hda_opts != NULL) { | |
2010 | char num[16]; | |
2011 | snprintf(num, sizeof(num), "%d", cyls); | |
2012 | qemu_opt_set(hda_opts, "cyls", num); | |
2013 | snprintf(num, sizeof(num), "%d", heads); | |
2014 | qemu_opt_set(hda_opts, "heads", num); | |
2015 | snprintf(num, sizeof(num), "%d", secs); | |
2016 | qemu_opt_set(hda_opts, "secs", num); | |
2017 | if (translation == BIOS_ATA_TRANSLATION_LBA) | |
2018 | qemu_opt_set(hda_opts, "trans", "lba"); | |
2019 | if (translation == BIOS_ATA_TRANSLATION_NONE) | |
2020 | qemu_opt_set(hda_opts, "trans", "none"); | |
2021 | } | |
2022 | } | |
2023 | break; | |
2024 | case QEMU_OPTION_numa: | |
2025 | if (nb_numa_nodes >= MAX_NODES) { | |
2026 | fprintf(stderr, "qemu: too many NUMA nodes\n"); | |
2027 | exit(1); | |
2028 | } | |
2029 | numa_add(optarg); | |
2030 | break; | |
2031 | case QEMU_OPTION_nographic: | |
2032 | display_type = DT_NOGRAPHIC; | |
2033 | break; | |
2034 | #ifdef CONFIG_CURSES | |
2035 | case QEMU_OPTION_curses: | |
2036 | display_type = DT_CURSES; | |
2037 | break; | |
2038 | #endif | |
2039 | case QEMU_OPTION_portrait: | |
2040 | graphic_rotate = 1; | |
2041 | break; | |
2042 | case QEMU_OPTION_kernel: | |
2043 | kernel_filename = optarg; | |
2044 | break; | |
2045 | case QEMU_OPTION_append: | |
2046 | kernel_cmdline = optarg; | |
2047 | break; | |
2048 | case QEMU_OPTION_cdrom: | |
2049 | drive_add(optarg, CDROM_ALIAS); | |
2050 | break; | |
2051 | case QEMU_OPTION_boot: | |
2052 | { | |
2053 | static const char * const params[] = { | |
2054 | "order", "once", "menu", NULL | |
2055 | }; | |
2056 | char buf[sizeof(boot_devices)]; | |
2057 | char *standard_boot_devices; | |
2058 | int legacy = 0; | |
2059 | ||
2060 | if (!strchr(optarg, '=')) { | |
2061 | legacy = 1; | |
2062 | pstrcpy(buf, sizeof(buf), optarg); | |
2063 | } else if (check_params(buf, sizeof(buf), params, optarg) < 0) { | |
2064 | fprintf(stderr, | |
2065 | "qemu: unknown boot parameter '%s' in '%s'\n", | |
2066 | buf, optarg); | |
2067 | exit(1); | |
2068 | } | |
2069 | ||
2070 | if (legacy || | |
2071 | get_param_value(buf, sizeof(buf), "order", optarg)) { | |
2072 | validate_bootdevices(buf); | |
2073 | pstrcpy(boot_devices, sizeof(boot_devices), buf); | |
2074 | } | |
2075 | if (!legacy) { | |
2076 | if (get_param_value(buf, sizeof(buf), | |
2077 | "once", optarg)) { | |
2078 | validate_bootdevices(buf); | |
2079 | standard_boot_devices = qemu_strdup(boot_devices); | |
2080 | pstrcpy(boot_devices, sizeof(boot_devices), buf); | |
2081 | qemu_register_reset(restore_boot_devices, | |
2082 | standard_boot_devices); | |
2083 | } | |
2084 | if (get_param_value(buf, sizeof(buf), | |
2085 | "menu", optarg)) { | |
2086 | if (!strcmp(buf, "on")) { | |
2087 | boot_menu = 1; | |
2088 | } else if (!strcmp(buf, "off")) { | |
2089 | boot_menu = 0; | |
2090 | } else { | |
2091 | fprintf(stderr, | |
2092 | "qemu: invalid option value '%s'\n", | |
2093 | buf); | |
2094 | exit(1); | |
2095 | } | |
2096 | } | |
2097 | } | |
2098 | } | |
2099 | break; | |
2100 | case QEMU_OPTION_fda: | |
2101 | case QEMU_OPTION_fdb: | |
2102 | drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda); | |
2103 | break; | |
2104 | case QEMU_OPTION_no_fd_bootchk: | |
2105 | fd_bootchk = 0; | |
2106 | break; | |
2107 | case QEMU_OPTION_netdev: | |
2108 | if (net_client_parse(&qemu_netdev_opts, optarg) == -1) { | |
2109 | exit(1); | |
2110 | } | |
2111 | break; | |
2112 | case QEMU_OPTION_net: | |
2113 | if (net_client_parse(&qemu_net_opts, optarg) == -1) { | |
2114 | exit(1); | |
2115 | } | |
2116 | break; | |
2117 | #ifdef CONFIG_SLIRP | |
2118 | case QEMU_OPTION_tftp: | |
2119 | legacy_tftp_prefix = optarg; | |
2120 | break; | |
2121 | case QEMU_OPTION_bootp: | |
2122 | legacy_bootp_filename = optarg; | |
2123 | break; | |
2124 | case QEMU_OPTION_redir: | |
2125 | if (net_slirp_redir(optarg) < 0) | |
2126 | exit(1); | |
2127 | break; | |
2128 | #endif | |
2129 | case QEMU_OPTION_bt: | |
2130 | add_device_config(DEV_BT, optarg); | |
2131 | break; | |
2132 | case QEMU_OPTION_audio_help: | |
2133 | if (!(audio_available())) { | |
2134 | printf("Option %s not supported for this target\n", popt->name); | |
2135 | exit(1); | |
2136 | } | |
2137 | AUD_help (); | |
2138 | exit (0); | |
2139 | break; | |
2140 | case QEMU_OPTION_soundhw: | |
2141 | if (!(audio_available())) { | |
2142 | printf("Option %s not supported for this target\n", popt->name); | |
2143 | exit(1); | |
2144 | } | |
2145 | select_soundhw (optarg); | |
2146 | break; | |
2147 | case QEMU_OPTION_h: | |
2148 | help(0); | |
2149 | break; | |
2150 | case QEMU_OPTION_version: | |
2151 | version(); | |
2152 | exit(0); | |
2153 | break; | |
2154 | case QEMU_OPTION_m: { | |
2155 | uint64_t value; | |
2156 | char *ptr; | |
2157 | ||
2158 | value = strtoul(optarg, &ptr, 10); | |
2159 | switch (*ptr) { | |
2160 | case 0: case 'M': case 'm': | |
2161 | value <<= 20; | |
2162 | break; | |
2163 | case 'G': case 'g': | |
2164 | value <<= 30; | |
2165 | break; | |
2166 | default: | |
2167 | fprintf(stderr, "qemu: invalid ram size: %s\n", optarg); | |
2168 | exit(1); | |
2169 | } | |
2170 | ||
2171 | /* On 32-bit hosts, QEMU is limited by virtual address space */ | |
2172 | if (value > (2047 << 20) && HOST_LONG_BITS == 32) { | |
2173 | fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n"); | |
2174 | exit(1); | |
2175 | } | |
2176 | if (value != (uint64_t)(ram_addr_t)value) { | |
2177 | fprintf(stderr, "qemu: ram size too large\n"); | |
2178 | exit(1); | |
2179 | } | |
2180 | ram_size = value; | |
2181 | break; | |
2182 | } | |
2183 | case QEMU_OPTION_mempath: | |
2184 | mem_path = optarg; | |
2185 | break; | |
2186 | #ifdef MAP_POPULATE | |
2187 | case QEMU_OPTION_mem_prealloc: | |
2188 | mem_prealloc = 1; | |
2189 | break; | |
2190 | #endif | |
2191 | case QEMU_OPTION_d: | |
2192 | set_cpu_log(optarg); | |
2193 | break; | |
2194 | case QEMU_OPTION_s: | |
2195 | gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT; | |
2196 | break; | |
2197 | case QEMU_OPTION_gdb: | |
2198 | gdbstub_dev = optarg; | |
2199 | break; | |
2200 | case QEMU_OPTION_L: | |
2201 | data_dir = optarg; | |
2202 | break; | |
2203 | case QEMU_OPTION_bios: | |
2204 | bios_name = optarg; | |
2205 | break; | |
2206 | case QEMU_OPTION_singlestep: | |
2207 | singlestep = 1; | |
2208 | break; | |
2209 | case QEMU_OPTION_S: | |
2210 | autostart = 0; | |
2211 | break; | |
2212 | case QEMU_OPTION_k: | |
2213 | keyboard_layout = optarg; | |
2214 | break; | |
2215 | case QEMU_OPTION_localtime: | |
2216 | rtc_utc = 0; | |
2217 | break; | |
2218 | case QEMU_OPTION_vga: | |
2219 | select_vgahw (optarg); | |
2220 | break; | |
2221 | case QEMU_OPTION_g: | |
2222 | { | |
2223 | const char *p; | |
2224 | int w, h, depth; | |
2225 | p = optarg; | |
2226 | w = strtol(p, (char **)&p, 10); | |
2227 | if (w <= 0) { | |
2228 | graphic_error: | |
2229 | fprintf(stderr, "qemu: invalid resolution or depth\n"); | |
2230 | exit(1); | |
2231 | } | |
2232 | if (*p != 'x') | |
2233 | goto graphic_error; | |
2234 | p++; | |
2235 | h = strtol(p, (char **)&p, 10); | |
2236 | if (h <= 0) | |
2237 | goto graphic_error; | |
2238 | if (*p == 'x') { | |
2239 | p++; | |
2240 | depth = strtol(p, (char **)&p, 10); | |
2241 | if (depth != 8 && depth != 15 && depth != 16 && | |
2242 | depth != 24 && depth != 32) | |
2243 | goto graphic_error; | |
2244 | } else if (*p == '\0') { | |
2245 | depth = graphic_depth; | |
2246 | } else { | |
2247 | goto graphic_error; | |
2248 | } | |
2249 | ||
2250 | graphic_width = w; | |
2251 | graphic_height = h; | |
2252 | graphic_depth = depth; | |
2253 | } | |
2254 | break; | |
2255 | case QEMU_OPTION_echr: | |
2256 | { | |
2257 | char *r; | |
2258 | term_escape_char = strtol(optarg, &r, 0); | |
2259 | if (r == optarg) | |
2260 | printf("Bad argument to echr\n"); | |
2261 | break; | |
2262 | } | |
2263 | case QEMU_OPTION_monitor: | |
2264 | monitor_parse(optarg, "readline"); | |
2265 | default_monitor = 0; | |
2266 | break; | |
2267 | case QEMU_OPTION_qmp: | |
2268 | monitor_parse(optarg, "control"); | |
2269 | default_monitor = 0; | |
2270 | break; | |
2271 | case QEMU_OPTION_mon: | |
2272 | opts = qemu_opts_parse(&qemu_mon_opts, optarg, 1); | |
2273 | if (!opts) { | |
2274 | exit(1); | |
2275 | } | |
2276 | default_monitor = 0; | |
2277 | break; | |
2278 | case QEMU_OPTION_chardev: | |
2279 | opts = qemu_opts_parse(&qemu_chardev_opts, optarg, 1); | |
2280 | if (!opts) { | |
2281 | exit(1); | |
2282 | } | |
2283 | break; | |
2284 | #ifdef CONFIG_VIRTFS | |
2285 | case QEMU_OPTION_fsdev: | |
2286 | opts = qemu_opts_parse(&qemu_fsdev_opts, optarg, 1); | |
2287 | if (!opts) { | |
2288 | fprintf(stderr, "parse error: %s\n", optarg); | |
2289 | exit(1); | |
2290 | } | |
2291 | break; | |
2292 | case QEMU_OPTION_virtfs: { | |
2293 | char *arg_fsdev = NULL; | |
2294 | char *arg_9p = NULL; | |
2295 | int len = 0; | |
2296 | ||
2297 | opts = qemu_opts_parse(&qemu_virtfs_opts, optarg, 1); | |
2298 | if (!opts) { | |
2299 | fprintf(stderr, "parse error: %s\n", optarg); | |
2300 | exit(1); | |
2301 | } | |
2302 | ||
2303 | if (qemu_opt_get(opts, "fstype") == NULL || | |
2304 | qemu_opt_get(opts, "mount_tag") == NULL || | |
2305 | qemu_opt_get(opts, "path") == NULL || | |
2306 | qemu_opt_get(opts, "security_model") == NULL) { | |
2307 | fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/," | |
2308 | "security_model=[mapped|passthrough]," | |
2309 | "mnt_tag=tag.\n"); | |
2310 | exit(1); | |
2311 | } | |
2312 | ||
2313 | len = strlen(",id=,path=,security_model="); | |
2314 | len += strlen(qemu_opt_get(opts, "fstype")); | |
2315 | len += strlen(qemu_opt_get(opts, "mount_tag")); | |
2316 | len += strlen(qemu_opt_get(opts, "path")); | |
2317 | len += strlen(qemu_opt_get(opts, "security_model")); | |
2318 | arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev)); | |
2319 | ||
2320 | if (!arg_fsdev) { | |
2321 | fprintf(stderr, "No memory to parse -fsdev for %s\n", | |
2322 | optarg); | |
2323 | exit(1); | |
2324 | } | |
2325 | ||
2326 | sprintf(arg_fsdev, "%s,id=%s,path=%s,security_model=%s", | |
2327 | qemu_opt_get(opts, "fstype"), | |
2328 | qemu_opt_get(opts, "mount_tag"), | |
2329 | qemu_opt_get(opts, "path"), | |
2330 | qemu_opt_get(opts, "security_model")); | |
2331 | ||
2332 | len = strlen("virtio-9p-pci,fsdev=,mount_tag="); | |
2333 | len += 2*strlen(qemu_opt_get(opts, "mount_tag")); | |
2334 | arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p)); | |
2335 | ||
2336 | if (!arg_9p) { | |
2337 | fprintf(stderr, "No memory to parse -device for %s\n", | |
2338 | optarg); | |
2339 | exit(1); | |
2340 | } | |
2341 | ||
2342 | sprintf(arg_9p, "virtio-9p-pci,fsdev=%s,mount_tag=%s", | |
2343 | qemu_opt_get(opts, "mount_tag"), | |
2344 | qemu_opt_get(opts, "mount_tag")); | |
2345 | ||
2346 | if (!qemu_opts_parse(&qemu_fsdev_opts, arg_fsdev, 1)) { | |
2347 | fprintf(stderr, "parse error [fsdev]: %s\n", optarg); | |
2348 | exit(1); | |
2349 | } | |
2350 | ||
2351 | if (!qemu_opts_parse(&qemu_device_opts, arg_9p, 1)) { | |
2352 | fprintf(stderr, "parse error [device]: %s\n", optarg); | |
2353 | exit(1); | |
2354 | } | |
2355 | ||
2356 | qemu_free(arg_fsdev); | |
2357 | qemu_free(arg_9p); | |
2358 | break; | |
2359 | } | |
2360 | #endif | |
2361 | case QEMU_OPTION_serial: | |
2362 | add_device_config(DEV_SERIAL, optarg); | |
2363 | default_serial = 0; | |
2364 | if (strncmp(optarg, "mon:", 4) == 0) { | |
2365 | default_monitor = 0; | |
2366 | } | |
2367 | break; | |
2368 | case QEMU_OPTION_watchdog: | |
2369 | if (watchdog) { | |
2370 | fprintf(stderr, | |
2371 | "qemu: only one watchdog option may be given\n"); | |
2372 | return 1; | |
2373 | } | |
2374 | watchdog = optarg; | |
2375 | break; | |
2376 | case QEMU_OPTION_watchdog_action: | |
2377 | if (select_watchdog_action(optarg) == -1) { | |
2378 | fprintf(stderr, "Unknown -watchdog-action parameter\n"); | |
2379 | exit(1); | |
2380 | } | |
2381 | break; | |
2382 | case QEMU_OPTION_virtiocon: | |
2383 | add_device_config(DEV_VIRTCON, optarg); | |
2384 | default_virtcon = 0; | |
2385 | if (strncmp(optarg, "mon:", 4) == 0) { | |
2386 | default_monitor = 0; | |
2387 | } | |
2388 | break; | |
2389 | case QEMU_OPTION_parallel: | |
2390 | add_device_config(DEV_PARALLEL, optarg); | |
2391 | default_parallel = 0; | |
2392 | if (strncmp(optarg, "mon:", 4) == 0) { | |
2393 | default_monitor = 0; | |
2394 | } | |
2395 | break; | |
2396 | case QEMU_OPTION_debugcon: | |
2397 | add_device_config(DEV_DEBUGCON, optarg); | |
2398 | break; | |
2399 | case QEMU_OPTION_loadvm: | |
2400 | loadvm = optarg; | |
2401 | break; | |
2402 | case QEMU_OPTION_full_screen: | |
2403 | full_screen = 1; | |
2404 | break; | |
2405 | #ifdef CONFIG_SDL | |
2406 | case QEMU_OPTION_no_frame: | |
2407 | no_frame = 1; | |
2408 | break; | |
2409 | case QEMU_OPTION_alt_grab: | |
2410 | alt_grab = 1; | |
2411 | break; | |
2412 | case QEMU_OPTION_ctrl_grab: | |
2413 | ctrl_grab = 1; | |
2414 | break; | |
2415 | case QEMU_OPTION_no_quit: | |
2416 | no_quit = 1; | |
2417 | break; | |
2418 | case QEMU_OPTION_sdl: | |
2419 | display_type = DT_SDL; | |
2420 | break; | |
2421 | #endif | |
2422 | case QEMU_OPTION_pidfile: | |
2423 | pid_file = optarg; | |
2424 | break; | |
2425 | case QEMU_OPTION_win2k_hack: | |
2426 | win2k_install_hack = 1; | |
2427 | break; | |
2428 | case QEMU_OPTION_rtc_td_hack: | |
2429 | rtc_td_hack = 1; | |
2430 | break; | |
2431 | case QEMU_OPTION_acpitable: | |
2432 | do_acpitable_option(optarg); | |
2433 | break; | |
2434 | case QEMU_OPTION_smbios: | |
2435 | do_smbios_option(optarg); | |
2436 | break; | |
2437 | case QEMU_OPTION_enable_kvm: | |
2438 | kvm_allowed = 1; | |
2439 | break; | |
2440 | case QEMU_OPTION_usb: | |
2441 | usb_enabled = 1; | |
2442 | break; | |
2443 | case QEMU_OPTION_usbdevice: | |
2444 | usb_enabled = 1; | |
2445 | add_device_config(DEV_USB, optarg); | |
2446 | break; | |
2447 | case QEMU_OPTION_device: | |
2448 | if (!qemu_opts_parse(&qemu_device_opts, optarg, 1)) { | |
2449 | exit(1); | |
2450 | } | |
2451 | break; | |
2452 | case QEMU_OPTION_smp: | |
2453 | smp_parse(optarg); | |
2454 | if (smp_cpus < 1) { | |
2455 | fprintf(stderr, "Invalid number of CPUs\n"); | |
2456 | exit(1); | |
2457 | } | |
2458 | if (max_cpus < smp_cpus) { | |
2459 | fprintf(stderr, "maxcpus must be equal to or greater than " | |
2460 | "smp\n"); | |
2461 | exit(1); | |
2462 | } | |
2463 | if (max_cpus > 255) { | |
2464 | fprintf(stderr, "Unsupported number of maxcpus\n"); | |
2465 | exit(1); | |
2466 | } | |
2467 | break; | |
2468 | case QEMU_OPTION_vnc: | |
2469 | display_type = DT_VNC; | |
2470 | vnc_display = optarg; | |
2471 | break; | |
2472 | case QEMU_OPTION_no_acpi: | |
2473 | acpi_enabled = 0; | |
2474 | break; | |
2475 | case QEMU_OPTION_no_hpet: | |
2476 | no_hpet = 1; | |
2477 | break; | |
2478 | case QEMU_OPTION_balloon: | |
2479 | if (balloon_parse(optarg) < 0) { | |
2480 | fprintf(stderr, "Unknown -balloon argument %s\n", optarg); | |
2481 | exit(1); | |
2482 | } | |
2483 | break; | |
2484 | case QEMU_OPTION_no_reboot: | |
2485 | no_reboot = 1; | |
2486 | break; | |
2487 | case QEMU_OPTION_no_shutdown: | |
2488 | no_shutdown = 1; | |
2489 | break; | |
2490 | case QEMU_OPTION_show_cursor: | |
2491 | cursor_hide = 0; | |
2492 | break; | |
2493 | case QEMU_OPTION_uuid: | |
2494 | if(qemu_uuid_parse(optarg, qemu_uuid) < 0) { | |
2495 | fprintf(stderr, "Fail to parse UUID string." | |
2496 | " Wrong format.\n"); | |
2497 | exit(1); | |
2498 | } | |
2499 | break; | |
2500 | case QEMU_OPTION_option_rom: | |
2501 | if (nb_option_roms >= MAX_OPTION_ROMS) { | |
2502 | fprintf(stderr, "Too many option ROMs\n"); | |
2503 | exit(1); | |
2504 | } | |
2505 | option_rom[nb_option_roms] = optarg; | |
2506 | nb_option_roms++; | |
2507 | break; | |
2508 | case QEMU_OPTION_semihosting: | |
2509 | semihosting_enabled = 1; | |
2510 | break; | |
2511 | case QEMU_OPTION_name: | |
2512 | qemu_name = qemu_strdup(optarg); | |
2513 | { | |
2514 | char *p = strchr(qemu_name, ','); | |
2515 | if (p != NULL) { | |
2516 | *p++ = 0; | |
2517 | if (strncmp(p, "process=", 8)) { | |
2518 | fprintf(stderr, "Unknown subargument %s to -name", p); | |
2519 | exit(1); | |
2520 | } | |
2521 | p += 8; | |
2522 | os_set_proc_name(p); | |
2523 | } | |
2524 | } | |
2525 | break; | |
2526 | case QEMU_OPTION_prom_env: | |
2527 | if (nb_prom_envs >= MAX_PROM_ENVS) { | |
2528 | fprintf(stderr, "Too many prom variables\n"); | |
2529 | exit(1); | |
2530 | } | |
2531 | prom_envs[nb_prom_envs] = optarg; | |
2532 | nb_prom_envs++; | |
2533 | break; | |
2534 | case QEMU_OPTION_old_param: | |
2535 | old_param = 1; | |
2536 | break; | |
2537 | case QEMU_OPTION_clock: | |
2538 | configure_alarms(optarg); | |
2539 | break; | |
2540 | case QEMU_OPTION_startdate: | |
2541 | configure_rtc_date_offset(optarg, 1); | |
2542 | break; | |
2543 | case QEMU_OPTION_rtc: | |
2544 | opts = qemu_opts_parse(&qemu_rtc_opts, optarg, 0); | |
2545 | if (!opts) { | |
2546 | exit(1); | |
2547 | } | |
2548 | configure_rtc(opts); | |
2549 | break; | |
2550 | case QEMU_OPTION_tb_size: | |
2551 | tb_size = strtol(optarg, NULL, 0); | |
2552 | if (tb_size < 0) | |
2553 | tb_size = 0; | |
2554 | break; | |
2555 | case QEMU_OPTION_icount: | |
2556 | icount_option = optarg; | |
2557 | break; | |
2558 | case QEMU_OPTION_incoming: | |
2559 | incoming = optarg; | |
2560 | break; | |
2561 | case QEMU_OPTION_nodefaults: | |
2562 | default_serial = 0; | |
2563 | default_parallel = 0; | |
2564 | default_virtcon = 0; | |
2565 | default_monitor = 0; | |
2566 | default_vga = 0; | |
2567 | default_net = 0; | |
2568 | default_floppy = 0; | |
2569 | default_cdrom = 0; | |
2570 | default_sdcard = 0; | |
2571 | break; | |
2572 | case QEMU_OPTION_xen_domid: | |
2573 | if (!(xen_available())) { | |
2574 | printf("Option %s not supported for this target\n", popt->name); | |
2575 | exit(1); | |
2576 | } | |
2577 | xen_domid = atoi(optarg); | |
2578 | break; | |
2579 | case QEMU_OPTION_xen_create: | |
2580 | if (!(xen_available())) { | |
2581 | printf("Option %s not supported for this target\n", popt->name); | |
2582 | exit(1); | |
2583 | } | |
2584 | xen_mode = XEN_CREATE; | |
2585 | break; | |
2586 | case QEMU_OPTION_xen_attach: | |
2587 | if (!(xen_available())) { | |
2588 | printf("Option %s not supported for this target\n", popt->name); | |
2589 | exit(1); | |
2590 | } | |
2591 | xen_mode = XEN_ATTACH; | |
2592 | break; | |
2593 | case QEMU_OPTION_readconfig: | |
2594 | { | |
2595 | int ret = qemu_read_config_file(optarg); | |
2596 | if (ret < 0) { | |
2597 | fprintf(stderr, "read config %s: %s\n", optarg, | |
2598 | strerror(-ret)); | |
2599 | exit(1); | |
2600 | } | |
2601 | break; | |
2602 | } | |
2603 | case QEMU_OPTION_writeconfig: | |
2604 | { | |
2605 | FILE *fp; | |
2606 | if (strcmp(optarg, "-") == 0) { | |
2607 | fp = stdout; | |
2608 | } else { | |
2609 | fp = fopen(optarg, "w"); | |
2610 | if (fp == NULL) { | |
2611 | fprintf(stderr, "open %s: %s\n", optarg, strerror(errno)); | |
2612 | exit(1); | |
2613 | } | |
2614 | } | |
2615 | qemu_config_write(fp); | |
2616 | fclose(fp); | |
2617 | break; | |
2618 | } | |
2619 | default: | |
2620 | os_parse_cmd_args(popt->index, optarg); | |
2621 | } | |
2622 | } | |
2623 | } | |
2624 | loc_set_none(); | |
2625 | ||
2626 | /* If no data_dir is specified then try to find it relative to the | |
2627 | executable path. */ | |
2628 | if (!data_dir) { | |
2629 | data_dir = os_find_datadir(argv[0]); | |
2630 | } | |
2631 | /* If all else fails use the install patch specified when building. */ | |
2632 | if (!data_dir) { | |
2633 | data_dir = CONFIG_QEMU_DATADIR; | |
2634 | } | |
2635 | ||
2636 | /* | |
2637 | * Default to max_cpus = smp_cpus, in case the user doesn't | |
2638 | * specify a max_cpus value. | |
2639 | */ | |
2640 | if (!max_cpus) | |
2641 | max_cpus = smp_cpus; | |
2642 | ||
2643 | machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */ | |
2644 | if (smp_cpus > machine->max_cpus) { | |
2645 | fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus " | |
2646 | "supported by machine `%s' (%d)\n", smp_cpus, machine->name, | |
2647 | machine->max_cpus); | |
2648 | exit(1); | |
2649 | } | |
2650 | ||
2651 | qemu_opts_foreach(&qemu_device_opts, default_driver_check, NULL, 0); | |
2652 | qemu_opts_foreach(&qemu_global_opts, default_driver_check, NULL, 0); | |
2653 | ||
2654 | if (machine->no_serial) { | |
2655 | default_serial = 0; | |
2656 | } | |
2657 | if (machine->no_parallel) { | |
2658 | default_parallel = 0; | |
2659 | } | |
2660 | if (!machine->use_virtcon) { | |
2661 | default_virtcon = 0; | |
2662 | } | |
2663 | if (machine->no_vga) { | |
2664 | default_vga = 0; | |
2665 | } | |
2666 | if (machine->no_floppy) { | |
2667 | default_floppy = 0; | |
2668 | } | |
2669 | if (machine->no_cdrom) { | |
2670 | default_cdrom = 0; | |
2671 | } | |
2672 | if (machine->no_sdcard) { | |
2673 | default_sdcard = 0; | |
2674 | } | |
2675 | ||
2676 | if (display_type == DT_NOGRAPHIC) { | |
2677 | if (default_parallel) | |
2678 | add_device_config(DEV_PARALLEL, "null"); | |
2679 | if (default_serial && default_monitor) { | |
2680 | add_device_config(DEV_SERIAL, "mon:stdio"); | |
2681 | } else if (default_virtcon && default_monitor) { | |
2682 | add_device_config(DEV_VIRTCON, "mon:stdio"); | |
2683 | } else { | |
2684 | if (default_serial) | |
2685 | add_device_config(DEV_SERIAL, "stdio"); | |
2686 | if (default_virtcon) | |
2687 | add_device_config(DEV_VIRTCON, "stdio"); | |
2688 | if (default_monitor) | |
2689 | monitor_parse("stdio", "readline"); | |
2690 | } | |
2691 | } else { | |
2692 | if (default_serial) | |
2693 | add_device_config(DEV_SERIAL, "vc:80Cx24C"); | |
2694 | if (default_parallel) | |
2695 | add_device_config(DEV_PARALLEL, "vc:80Cx24C"); | |
2696 | if (default_monitor) | |
2697 | monitor_parse("vc:80Cx24C", "readline"); | |
2698 | if (default_virtcon) | |
2699 | add_device_config(DEV_VIRTCON, "vc:80Cx24C"); | |
2700 | } | |
2701 | if (default_vga) | |
2702 | vga_interface_type = VGA_CIRRUS; | |
2703 | ||
2704 | socket_init(); | |
2705 | ||
2706 | if (qemu_opts_foreach(&qemu_chardev_opts, chardev_init_func, NULL, 1) != 0) | |
2707 | exit(1); | |
2708 | #ifdef CONFIG_VIRTFS | |
2709 | if (qemu_opts_foreach(&qemu_fsdev_opts, fsdev_init_func, NULL, 1) != 0) { | |
2710 | exit(1); | |
2711 | } | |
2712 | #endif | |
2713 | ||
2714 | os_daemonize(); | |
2715 | ||
2716 | if (pid_file && qemu_create_pidfile(pid_file) != 0) { | |
2717 | os_pidfile_error(); | |
2718 | exit(1); | |
2719 | } | |
2720 | ||
2721 | if (kvm_allowed) { | |
2722 | int ret = kvm_init(smp_cpus); | |
2723 | if (ret < 0) { | |
2724 | if (!kvm_available()) { | |
2725 | printf("KVM not supported for this target\n"); | |
2726 | } else { | |
2727 | fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret)); | |
2728 | } | |
2729 | exit(1); | |
2730 | } | |
2731 | } | |
2732 | ||
2733 | if (qemu_init_main_loop()) { | |
2734 | fprintf(stderr, "qemu_init_main_loop failed\n"); | |
2735 | exit(1); | |
2736 | } | |
2737 | linux_boot = (kernel_filename != NULL); | |
2738 | ||
2739 | if (!linux_boot && *kernel_cmdline != '\0') { | |
2740 | fprintf(stderr, "-append only allowed with -kernel option\n"); | |
2741 | exit(1); | |
2742 | } | |
2743 | ||
2744 | if (!linux_boot && initrd_filename != NULL) { | |
2745 | fprintf(stderr, "-initrd only allowed with -kernel option\n"); | |
2746 | exit(1); | |
2747 | } | |
2748 | ||
2749 | os_set_line_buffering(); | |
2750 | ||
2751 | if (init_timer_alarm() < 0) { | |
2752 | fprintf(stderr, "could not initialize alarm timer\n"); | |
2753 | exit(1); | |
2754 | } | |
2755 | configure_icount(icount_option); | |
2756 | ||
2757 | if (net_init_clients() < 0) { | |
2758 | exit(1); | |
2759 | } | |
2760 | ||
2761 | /* init the bluetooth world */ | |
2762 | if (foreach_device_config(DEV_BT, bt_parse)) | |
2763 | exit(1); | |
2764 | ||
2765 | /* init the memory */ | |
2766 | if (ram_size == 0) | |
2767 | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; | |
2768 | ||
2769 | /* init the dynamic translator */ | |
2770 | cpu_exec_init_all(tb_size * 1024 * 1024); | |
2771 | ||
2772 | bdrv_init_with_whitelist(); | |
2773 | ||
2774 | blk_mig_init(); | |
2775 | ||
2776 | if (default_cdrom) { | |
2777 | /* we always create the cdrom drive, even if no disk is there */ | |
2778 | drive_add(NULL, CDROM_ALIAS); | |
2779 | } | |
2780 | ||
2781 | if (default_floppy) { | |
2782 | /* we always create at least one floppy */ | |
2783 | drive_add(NULL, FD_ALIAS, 0); | |
2784 | } | |
2785 | ||
2786 | if (default_sdcard) { | |
2787 | /* we always create one sd slot, even if no card is in it */ | |
2788 | drive_add(NULL, SD_ALIAS); | |
2789 | } | |
2790 | ||
2791 | /* open the virtual block devices */ | |
2792 | if (snapshot) | |
2793 | qemu_opts_foreach(&qemu_drive_opts, drive_enable_snapshot, NULL, 0); | |
2794 | if (qemu_opts_foreach(&qemu_drive_opts, drive_init_func, &machine->use_scsi, 1) != 0) | |
2795 | exit(1); | |
2796 | ||
2797 | register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL, | |
2798 | ram_load, NULL); | |
2799 | ||
2800 | if (nb_numa_nodes > 0) { | |
2801 | int i; | |
2802 | ||
2803 | if (nb_numa_nodes > smp_cpus) { | |
2804 | nb_numa_nodes = smp_cpus; | |
2805 | } | |
2806 | ||
2807 | /* If no memory size if given for any node, assume the default case | |
2808 | * and distribute the available memory equally across all nodes | |
2809 | */ | |
2810 | for (i = 0; i < nb_numa_nodes; i++) { | |
2811 | if (node_mem[i] != 0) | |
2812 | break; | |
2813 | } | |
2814 | if (i == nb_numa_nodes) { | |
2815 | uint64_t usedmem = 0; | |
2816 | ||
2817 | /* On Linux, the each node's border has to be 8MB aligned, | |
2818 | * the final node gets the rest. | |
2819 | */ | |
2820 | for (i = 0; i < nb_numa_nodes - 1; i++) { | |
2821 | node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1); | |
2822 | usedmem += node_mem[i]; | |
2823 | } | |
2824 | node_mem[i] = ram_size - usedmem; | |
2825 | } | |
2826 | ||
2827 | for (i = 0; i < nb_numa_nodes; i++) { | |
2828 | if (node_cpumask[i] != 0) | |
2829 | break; | |
2830 | } | |
2831 | /* assigning the VCPUs round-robin is easier to implement, guest OSes | |
2832 | * must cope with this anyway, because there are BIOSes out there in | |
2833 | * real machines which also use this scheme. | |
2834 | */ | |
2835 | if (i == nb_numa_nodes) { | |
2836 | for (i = 0; i < smp_cpus; i++) { | |
2837 | node_cpumask[i % nb_numa_nodes] |= 1 << i; | |
2838 | } | |
2839 | } | |
2840 | } | |
2841 | ||
2842 | if (qemu_opts_foreach(&qemu_mon_opts, mon_init_func, NULL, 1) != 0) { | |
2843 | exit(1); | |
2844 | } | |
2845 | ||
2846 | if (foreach_device_config(DEV_SERIAL, serial_parse) < 0) | |
2847 | exit(1); | |
2848 | if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0) | |
2849 | exit(1); | |
2850 | if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0) | |
2851 | exit(1); | |
2852 | if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0) | |
2853 | exit(1); | |
2854 | ||
2855 | module_call_init(MODULE_INIT_DEVICE); | |
2856 | ||
2857 | if (qemu_opts_foreach(&qemu_device_opts, device_help_func, NULL, 0) != 0) | |
2858 | exit(0); | |
2859 | ||
2860 | if (watchdog) { | |
2861 | i = select_watchdog(watchdog); | |
2862 | if (i > 0) | |
2863 | exit (i == 1 ? 1 : 0); | |
2864 | } | |
2865 | ||
2866 | if (machine->compat_props) { | |
2867 | qdev_prop_register_global_list(machine->compat_props); | |
2868 | } | |
2869 | qemu_add_globals(); | |
2870 | ||
2871 | machine->init(ram_size, boot_devices, | |
2872 | kernel_filename, kernel_cmdline, initrd_filename, cpu_model); | |
2873 | ||
2874 | cpu_synchronize_all_post_init(); | |
2875 | ||
2876 | /* must be after terminal init, SDL library changes signal handlers */ | |
2877 | os_setup_signal_handling(); | |
2878 | ||
2879 | set_numa_modes(); | |
2880 | ||
2881 | current_machine = machine; | |
2882 | ||
2883 | /* init USB devices */ | |
2884 | if (usb_enabled) { | |
2885 | if (foreach_device_config(DEV_USB, usb_parse) < 0) | |
2886 | exit(1); | |
2887 | } | |
2888 | ||
2889 | /* init generic devices */ | |
2890 | if (qemu_opts_foreach(&qemu_device_opts, device_init_func, NULL, 1) != 0) | |
2891 | exit(1); | |
2892 | ||
2893 | net_check_clients(); | |
2894 | ||
2895 | /* just use the first displaystate for the moment */ | |
2896 | ds = get_displaystate(); | |
2897 | ||
2898 | if (display_type == DT_DEFAULT) { | |
2899 | #if defined(CONFIG_SDL) || defined(CONFIG_COCOA) | |
2900 | display_type = DT_SDL; | |
2901 | #else | |
2902 | display_type = DT_VNC; | |
2903 | vnc_display = "localhost:0,to=99"; | |
2904 | show_vnc_port = 1; | |
2905 | #endif | |
2906 | } | |
2907 | ||
2908 | ||
2909 | switch (display_type) { | |
2910 | case DT_NOGRAPHIC: | |
2911 | break; | |
2912 | #if defined(CONFIG_CURSES) | |
2913 | case DT_CURSES: | |
2914 | curses_display_init(ds, full_screen); | |
2915 | break; | |
2916 | #endif | |
2917 | #if defined(CONFIG_SDL) | |
2918 | case DT_SDL: | |
2919 | sdl_display_init(ds, full_screen, no_frame); | |
2920 | break; | |
2921 | #elif defined(CONFIG_COCOA) | |
2922 | case DT_SDL: | |
2923 | cocoa_display_init(ds, full_screen); | |
2924 | break; | |
2925 | #endif | |
2926 | case DT_VNC: | |
2927 | vnc_display_init(ds); | |
2928 | if (vnc_display_open(ds, vnc_display) < 0) | |
2929 | exit(1); | |
2930 | ||
2931 | if (show_vnc_port) { | |
2932 | printf("VNC server running on `%s'\n", vnc_display_local_addr(ds)); | |
2933 | } | |
2934 | break; | |
2935 | default: | |
2936 | break; | |
2937 | } | |
2938 | dpy_resize(ds); | |
2939 | ||
2940 | dcl = ds->listeners; | |
2941 | while (dcl != NULL) { | |
2942 | if (dcl->dpy_refresh != NULL) { | |
2943 | ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds); | |
2944 | qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock)); | |
2945 | break; | |
2946 | } | |
2947 | dcl = dcl->next; | |
2948 | } | |
2949 | ||
2950 | if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) { | |
2951 | nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL); | |
2952 | qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock)); | |
2953 | } | |
2954 | ||
2955 | text_consoles_set_display(ds); | |
2956 | ||
2957 | if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) { | |
2958 | fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n", | |
2959 | gdbstub_dev); | |
2960 | exit(1); | |
2961 | } | |
2962 | ||
2963 | qdev_machine_creation_done(); | |
2964 | ||
2965 | if (rom_load_all() != 0) { | |
2966 | fprintf(stderr, "rom loading failed\n"); | |
2967 | exit(1); | |
2968 | } | |
2969 | ||
2970 | qemu_system_reset(); | |
2971 | if (loadvm) { | |
2972 | if (load_vmstate(loadvm) < 0) { | |
2973 | autostart = 0; | |
2974 | } | |
2975 | } | |
2976 | ||
2977 | if (incoming) { | |
2978 | int ret = qemu_start_incoming_migration(incoming); | |
2979 | if (ret < 0) { | |
2980 | fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n", | |
2981 | incoming, ret); | |
2982 | exit(ret); | |
2983 | } | |
2984 | } else if (autostart) { | |
2985 | vm_start(); | |
2986 | } | |
2987 | ||
2988 | os_setup_post(); | |
2989 | ||
2990 | main_loop(); | |
2991 | quit_timers(); | |
2992 | net_cleanup(); | |
2993 | ||
2994 | return 0; | |
2995 | } |