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Commit | Line | Data |
---|---|---|
0824d6fc | 1 | /* |
80cabfad | 2 | * QEMU System Emulator |
5fafdf24 | 3 | * |
68d0f70e | 4 | * Copyright (c) 2003-2008 Fabrice Bellard |
5fafdf24 | 5 | * |
1df912cf FB |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
0824d6fc | 23 | */ |
0824d6fc | 24 | #include <unistd.h> |
0824d6fc FB |
25 | #include <fcntl.h> |
26 | #include <signal.h> | |
27 | #include <time.h> | |
0824d6fc | 28 | #include <errno.h> |
67b915a5 | 29 | #include <sys/time.h> |
c88676f8 | 30 | #include <zlib.h> |
67b915a5 | 31 | |
179a2c19 | 32 | /* Needed early for HOST_BSD etc. */ |
d40cdb10 BS |
33 | #include "config-host.h" |
34 | ||
67b915a5 | 35 | #ifndef _WIN32 |
5cea8590 | 36 | #include <libgen.h> |
0858532e | 37 | #include <pwd.h> |
67b915a5 | 38 | #include <sys/times.h> |
f1510b2c | 39 | #include <sys/wait.h> |
67b915a5 | 40 | #include <termios.h> |
67b915a5 | 41 | #include <sys/mman.h> |
f1510b2c | 42 | #include <sys/ioctl.h> |
24646c7e | 43 | #include <sys/resource.h> |
f1510b2c | 44 | #include <sys/socket.h> |
c94c8d64 | 45 | #include <netinet/in.h> |
24646c7e BS |
46 | #include <net/if.h> |
47 | #if defined(__NetBSD__) | |
48 | #include <net/if_tap.h> | |
49 | #endif | |
50 | #ifdef __linux__ | |
51 | #include <linux/if_tun.h> | |
52 | #endif | |
53 | #include <arpa/inet.h> | |
9d728e8c | 54 | #include <dirent.h> |
7c9d8e07 | 55 | #include <netdb.h> |
cb4b976b | 56 | #include <sys/select.h> |
179a2c19 | 57 | #ifdef HOST_BSD |
7d3505c5 | 58 | #include <sys/stat.h> |
c5e97233 | 59 | #if defined(__FreeBSD__) || defined(__DragonFly__) |
7d3505c5 | 60 | #include <libutil.h> |
24646c7e BS |
61 | #else |
62 | #include <util.h> | |
128ab2ff | 63 | #endif |
5c40d2bd TS |
64 | #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__) |
65 | #include <freebsd/stdlib.h> | |
7d3505c5 | 66 | #else |
223f0d72 | 67 | #ifdef __linux__ |
7d3505c5 FB |
68 | #include <pty.h> |
69 | #include <malloc.h> | |
fd872598 | 70 | #include <linux/rtc.h> |
bd494f4c TS |
71 | |
72 | /* For the benefit of older linux systems which don't supply it, | |
73 | we use a local copy of hpet.h. */ | |
74 | /* #include <linux/hpet.h> */ | |
75 | #include "hpet.h" | |
76 | ||
e57a8c0e | 77 | #include <linux/ppdev.h> |
5867c88a | 78 | #include <linux/parport.h> |
223f0d72 BS |
79 | #endif |
80 | #ifdef __sun__ | |
d5d10bc3 TS |
81 | #include <sys/stat.h> |
82 | #include <sys/ethernet.h> | |
83 | #include <sys/sockio.h> | |
d5d10bc3 TS |
84 | #include <netinet/arp.h> |
85 | #include <netinet/in.h> | |
86 | #include <netinet/in_systm.h> | |
87 | #include <netinet/ip.h> | |
88 | #include <netinet/ip_icmp.h> // must come after ip.h | |
89 | #include <netinet/udp.h> | |
90 | #include <netinet/tcp.h> | |
91 | #include <net/if.h> | |
92 | #include <syslog.h> | |
93 | #include <stropts.h> | |
67b915a5 | 94 | #endif |
7d3505c5 | 95 | #endif |
ec530c81 | 96 | #endif |
67b915a5 | 97 | |
9892fbfb BS |
98 | #if defined(__OpenBSD__) |
99 | #include <util.h> | |
100 | #endif | |
101 | ||
8a16d273 TS |
102 | #if defined(CONFIG_VDE) |
103 | #include <libvdeplug.h> | |
104 | #endif | |
105 | ||
67b915a5 | 106 | #ifdef _WIN32 |
49dc768d | 107 | #include <windows.h> |
7d3505c5 | 108 | #include <malloc.h> |
67b915a5 | 109 | #include <sys/timeb.h> |
4fddf62a | 110 | #include <mmsystem.h> |
67b915a5 FB |
111 | #define getopt_long_only getopt_long |
112 | #define memalign(align, size) malloc(size) | |
113 | #endif | |
114 | ||
73332e5c | 115 | #ifdef CONFIG_SDL |
59a36a2f | 116 | #if defined(__APPLE__) || defined(main) |
6693665a | 117 | #include <SDL.h> |
880fec5d | 118 | int qemu_main(int argc, char **argv, char **envp); |
119 | int main(int argc, char **argv) | |
120 | { | |
59a36a2f | 121 | return qemu_main(argc, argv, NULL); |
880fec5d | 122 | } |
123 | #undef main | |
124 | #define main qemu_main | |
96bcd4f8 | 125 | #endif |
73332e5c | 126 | #endif /* CONFIG_SDL */ |
0824d6fc | 127 | |
5b0753e0 FB |
128 | #ifdef CONFIG_COCOA |
129 | #undef main | |
130 | #define main qemu_main | |
131 | #endif /* CONFIG_COCOA */ | |
132 | ||
511d2b14 BS |
133 | #include "hw/hw.h" |
134 | #include "hw/boards.h" | |
135 | #include "hw/usb.h" | |
136 | #include "hw/pcmcia.h" | |
137 | #include "hw/pc.h" | |
138 | #include "hw/audiodev.h" | |
139 | #include "hw/isa.h" | |
140 | #include "hw/baum.h" | |
141 | #include "hw/bt.h" | |
9dd986cc | 142 | #include "hw/watchdog.h" |
b6f6e3d3 | 143 | #include "hw/smbios.h" |
e37630ca | 144 | #include "hw/xen.h" |
5ef4efa4 | 145 | #include "bt-host.h" |
511d2b14 BS |
146 | #include "net.h" |
147 | #include "monitor.h" | |
148 | #include "console.h" | |
149 | #include "sysemu.h" | |
150 | #include "gdbstub.h" | |
151 | #include "qemu-timer.h" | |
152 | #include "qemu-char.h" | |
153 | #include "cache-utils.h" | |
154 | #include "block.h" | |
a718acec | 155 | #include "dma.h" |
511d2b14 BS |
156 | #include "audio/audio.h" |
157 | #include "migration.h" | |
158 | #include "kvm.h" | |
159 | #include "balloon.h" | |
d3f24367 | 160 | #include "qemu-option.h" |
511d2b14 | 161 | |
0824d6fc | 162 | #include "disas.h" |
fc01f7e7 | 163 | |
8a7ddc38 | 164 | #include "exec-all.h" |
0824d6fc | 165 | |
511d2b14 BS |
166 | #include "qemu_socket.h" |
167 | ||
d918f23e | 168 | #include "slirp/libslirp.h" |
511d2b14 | 169 | |
9dc63a1e BS |
170 | //#define DEBUG_NET |
171 | //#define DEBUG_SLIRP | |
330d0414 | 172 | |
1bfe856e | 173 | #define DEFAULT_RAM_SIZE 128 |
313aa567 | 174 | |
0d92ed30 PB |
175 | /* Max number of USB devices that can be specified on the commandline. */ |
176 | #define MAX_USB_CMDLINE 8 | |
177 | ||
dc72ac14 AZ |
178 | /* Max number of bluetooth switches on the commandline. */ |
179 | #define MAX_BT_CMDLINE 10 | |
180 | ||
5cea8590 | 181 | static const char *data_dir; |
1192dad8 | 182 | const char *bios_name = NULL; |
e4bcb14c | 183 | /* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available |
faea38e7 | 184 | to store the VM snapshots */ |
e4bcb14c TS |
185 | DriveInfo drives_table[MAX_DRIVES+1]; |
186 | int nb_drives; | |
cb5a7aa8 | 187 | enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB; |
3023f332 | 188 | static DisplayState *display_state; |
993fbfdb | 189 | DisplayType display_type = DT_DEFAULT; |
3d11d0eb | 190 | const char* keyboard_layout = NULL; |
313aa567 | 191 | int64_t ticks_per_sec; |
00f82b8a | 192 | ram_addr_t ram_size; |
c4b1fcc0 | 193 | int nb_nics; |
7c9d8e07 | 194 | NICInfo nd_table[MAX_NICS]; |
8a7ddc38 | 195 | int vm_running; |
c0f4ce77 | 196 | static int autostart; |
f6503059 AZ |
197 | static int rtc_utc = 1; |
198 | static int rtc_date_offset = -1; /* -1 means no change */ | |
1bfe856e | 199 | int cirrus_vga_enabled = 1; |
c2b3b41a | 200 | int std_vga_enabled = 0; |
d34cab9f | 201 | int vmsvga_enabled = 0; |
94909d9f | 202 | int xenfb_enabled = 0; |
d827220b FB |
203 | #ifdef TARGET_SPARC |
204 | int graphic_width = 1024; | |
205 | int graphic_height = 768; | |
eee0b836 | 206 | int graphic_depth = 8; |
d827220b | 207 | #else |
1bfe856e FB |
208 | int graphic_width = 800; |
209 | int graphic_height = 600; | |
e9b137c2 | 210 | int graphic_depth = 15; |
eee0b836 | 211 | #endif |
dbed7e40 | 212 | static int full_screen = 0; |
634a21f6 | 213 | #ifdef CONFIG_SDL |
dbed7e40 | 214 | static int no_frame = 0; |
634a21f6 | 215 | #endif |
667accab | 216 | int no_quit = 0; |
8d11df9e | 217 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
6508fe59 | 218 | CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; |
9ede2fde | 219 | CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES]; |
a09db21f FB |
220 | #ifdef TARGET_I386 |
221 | int win2k_install_hack = 0; | |
73822ec8 | 222 | int rtc_td_hack = 0; |
a09db21f | 223 | #endif |
bb36d470 | 224 | int usb_enabled = 0; |
1b530a6d | 225 | int singlestep = 0; |
6a00d601 | 226 | int smp_cpus = 1; |
73fc9742 | 227 | const char *vnc_display; |
6515b203 | 228 | int acpi_enabled = 1; |
16b29ae1 | 229 | int no_hpet = 0; |
7d4c3d53 MA |
230 | int virtio_balloon = 1; |
231 | const char *virtio_balloon_devaddr; | |
52ca8d6a | 232 | int fd_bootchk = 1; |
d1beab82 | 233 | int no_reboot = 0; |
b2f76161 | 234 | int no_shutdown = 0; |
9467cd46 | 235 | int cursor_hide = 1; |
a171fe39 | 236 | int graphic_rotate = 0; |
b9e82a59 | 237 | #ifndef _WIN32 |
71e3ceb8 | 238 | int daemonize = 0; |
b9e82a59 | 239 | #endif |
9dd986cc RJ |
240 | WatchdogTimerModel *watchdog = NULL; |
241 | int watchdog_action = WDT_RESET; | |
9ae02555 TS |
242 | const char *option_rom[MAX_OPTION_ROMS]; |
243 | int nb_option_roms; | |
8e71621f | 244 | int semihosting_enabled = 0; |
2b8f2d41 AZ |
245 | #ifdef TARGET_ARM |
246 | int old_param = 0; | |
247 | #endif | |
c35734b2 | 248 | const char *qemu_name; |
3780e197 | 249 | int alt_grab = 0; |
95efd11c | 250 | #if defined(TARGET_SPARC) || defined(TARGET_PPC) |
66508601 BS |
251 | unsigned int nb_prom_envs = 0; |
252 | const char *prom_envs[MAX_PROM_ENVS]; | |
253 | #endif | |
ec691c80 AL |
254 | int nb_drives_opt; |
255 | struct drive_opt drives_opt[MAX_DRIVES]; | |
0824d6fc | 256 | |
268a362c AL |
257 | int nb_numa_nodes; |
258 | uint64_t node_mem[MAX_NODES]; | |
259 | uint64_t node_cpumask[MAX_NODES]; | |
260 | ||
ee5605e5 AZ |
261 | static CPUState *cur_cpu; |
262 | static CPUState *next_cpu; | |
43b96858 | 263 | static int timer_alarm_pending = 1; |
bf20dc07 | 264 | /* Conversion factor from emulated instructions to virtual clock ticks. */ |
2e70f6ef | 265 | static int icount_time_shift; |
bf20dc07 | 266 | /* Arbitrarily pick 1MIPS as the minimum allowable speed. */ |
2e70f6ef PB |
267 | #define MAX_ICOUNT_SHIFT 10 |
268 | /* Compensate for varying guest execution speed. */ | |
269 | static int64_t qemu_icount_bias; | |
dbed7e40 BS |
270 | static QEMUTimer *icount_rt_timer; |
271 | static QEMUTimer *icount_vm_timer; | |
9043b62d | 272 | static QEMUTimer *nographic_timer; |
ee5605e5 | 273 | |
8fcb1b90 BS |
274 | uint8_t qemu_uuid[16]; |
275 | ||
0824d6fc | 276 | /***********************************************************/ |
26aa7d72 FB |
277 | /* x86 ISA bus support */ |
278 | ||
279 | target_phys_addr_t isa_mem_base = 0; | |
3de388f6 | 280 | PicState2 *isa_pic; |
0824d6fc | 281 | |
0824d6fc | 282 | /***********************************************************/ |
0824d6fc FB |
283 | void hw_error(const char *fmt, ...) |
284 | { | |
285 | va_list ap; | |
6a00d601 | 286 | CPUState *env; |
0824d6fc FB |
287 | |
288 | va_start(ap, fmt); | |
289 | fprintf(stderr, "qemu: hardware error: "); | |
290 | vfprintf(stderr, fmt, ap); | |
291 | fprintf(stderr, "\n"); | |
6a00d601 FB |
292 | for(env = first_cpu; env != NULL; env = env->next_cpu) { |
293 | fprintf(stderr, "CPU #%d:\n", env->cpu_index); | |
0824d6fc | 294 | #ifdef TARGET_I386 |
6a00d601 | 295 | cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU); |
c45886db | 296 | #else |
6a00d601 | 297 | cpu_dump_state(env, stderr, fprintf, 0); |
0824d6fc | 298 | #endif |
6a00d601 | 299 | } |
0824d6fc FB |
300 | va_end(ap); |
301 | abort(); | |
302 | } | |
df751fa8 AL |
303 | |
304 | /***************/ | |
305 | /* ballooning */ | |
306 | ||
307 | static QEMUBalloonEvent *qemu_balloon_event; | |
308 | void *qemu_balloon_event_opaque; | |
309 | ||
310 | void qemu_add_balloon_handler(QEMUBalloonEvent *func, void *opaque) | |
311 | { | |
312 | qemu_balloon_event = func; | |
313 | qemu_balloon_event_opaque = opaque; | |
314 | } | |
315 | ||
316 | void qemu_balloon(ram_addr_t target) | |
317 | { | |
318 | if (qemu_balloon_event) | |
319 | qemu_balloon_event(qemu_balloon_event_opaque, target); | |
320 | } | |
321 | ||
322 | ram_addr_t qemu_balloon_status(void) | |
323 | { | |
324 | if (qemu_balloon_event) | |
325 | return qemu_balloon_event(qemu_balloon_event_opaque, 0); | |
326 | return 0; | |
327 | } | |
0824d6fc | 328 | |
63066f4f FB |
329 | /***********************************************************/ |
330 | /* keyboard/mouse */ | |
331 | ||
332 | static QEMUPutKBDEvent *qemu_put_kbd_event; | |
333 | static void *qemu_put_kbd_event_opaque; | |
455204eb TS |
334 | static QEMUPutMouseEntry *qemu_put_mouse_event_head; |
335 | static QEMUPutMouseEntry *qemu_put_mouse_event_current; | |
63066f4f FB |
336 | |
337 | void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) | |
338 | { | |
339 | qemu_put_kbd_event_opaque = opaque; | |
340 | qemu_put_kbd_event = func; | |
341 | } | |
342 | ||
455204eb TS |
343 | QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, |
344 | void *opaque, int absolute, | |
345 | const char *name) | |
63066f4f | 346 | { |
455204eb TS |
347 | QEMUPutMouseEntry *s, *cursor; |
348 | ||
349 | s = qemu_mallocz(sizeof(QEMUPutMouseEntry)); | |
455204eb TS |
350 | |
351 | s->qemu_put_mouse_event = func; | |
352 | s->qemu_put_mouse_event_opaque = opaque; | |
353 | s->qemu_put_mouse_event_absolute = absolute; | |
354 | s->qemu_put_mouse_event_name = qemu_strdup(name); | |
355 | s->next = NULL; | |
356 | ||
357 | if (!qemu_put_mouse_event_head) { | |
358 | qemu_put_mouse_event_head = qemu_put_mouse_event_current = s; | |
359 | return s; | |
360 | } | |
361 | ||
362 | cursor = qemu_put_mouse_event_head; | |
363 | while (cursor->next != NULL) | |
364 | cursor = cursor->next; | |
365 | ||
366 | cursor->next = s; | |
367 | qemu_put_mouse_event_current = s; | |
368 | ||
369 | return s; | |
370 | } | |
371 | ||
372 | void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry) | |
373 | { | |
374 | QEMUPutMouseEntry *prev = NULL, *cursor; | |
375 | ||
376 | if (!qemu_put_mouse_event_head || entry == NULL) | |
377 | return; | |
378 | ||
379 | cursor = qemu_put_mouse_event_head; | |
380 | while (cursor != NULL && cursor != entry) { | |
381 | prev = cursor; | |
382 | cursor = cursor->next; | |
383 | } | |
384 | ||
385 | if (cursor == NULL) // does not exist or list empty | |
386 | return; | |
387 | else if (prev == NULL) { // entry is head | |
388 | qemu_put_mouse_event_head = cursor->next; | |
389 | if (qemu_put_mouse_event_current == entry) | |
390 | qemu_put_mouse_event_current = cursor->next; | |
391 | qemu_free(entry->qemu_put_mouse_event_name); | |
392 | qemu_free(entry); | |
393 | return; | |
394 | } | |
395 | ||
396 | prev->next = entry->next; | |
397 | ||
398 | if (qemu_put_mouse_event_current == entry) | |
399 | qemu_put_mouse_event_current = prev; | |
400 | ||
401 | qemu_free(entry->qemu_put_mouse_event_name); | |
402 | qemu_free(entry); | |
63066f4f FB |
403 | } |
404 | ||
405 | void kbd_put_keycode(int keycode) | |
406 | { | |
407 | if (qemu_put_kbd_event) { | |
408 | qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); | |
409 | } | |
410 | } | |
411 | ||
412 | void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) | |
413 | { | |
455204eb TS |
414 | QEMUPutMouseEvent *mouse_event; |
415 | void *mouse_event_opaque; | |
a171fe39 | 416 | int width; |
455204eb TS |
417 | |
418 | if (!qemu_put_mouse_event_current) { | |
419 | return; | |
420 | } | |
421 | ||
422 | mouse_event = | |
423 | qemu_put_mouse_event_current->qemu_put_mouse_event; | |
424 | mouse_event_opaque = | |
425 | qemu_put_mouse_event_current->qemu_put_mouse_event_opaque; | |
426 | ||
427 | if (mouse_event) { | |
a171fe39 AZ |
428 | if (graphic_rotate) { |
429 | if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute) | |
430 | width = 0x7fff; | |
431 | else | |
b94ed577 | 432 | width = graphic_width - 1; |
a171fe39 AZ |
433 | mouse_event(mouse_event_opaque, |
434 | width - dy, dx, dz, buttons_state); | |
435 | } else | |
436 | mouse_event(mouse_event_opaque, | |
437 | dx, dy, dz, buttons_state); | |
63066f4f FB |
438 | } |
439 | } | |
440 | ||
09b26c5e FB |
441 | int kbd_mouse_is_absolute(void) |
442 | { | |
455204eb TS |
443 | if (!qemu_put_mouse_event_current) |
444 | return 0; | |
445 | ||
446 | return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute; | |
447 | } | |
448 | ||
376253ec | 449 | void do_info_mice(Monitor *mon) |
455204eb TS |
450 | { |
451 | QEMUPutMouseEntry *cursor; | |
452 | int index = 0; | |
453 | ||
454 | if (!qemu_put_mouse_event_head) { | |
376253ec | 455 | monitor_printf(mon, "No mouse devices connected\n"); |
455204eb TS |
456 | return; |
457 | } | |
458 | ||
376253ec | 459 | monitor_printf(mon, "Mouse devices available:\n"); |
455204eb TS |
460 | cursor = qemu_put_mouse_event_head; |
461 | while (cursor != NULL) { | |
376253ec AL |
462 | monitor_printf(mon, "%c Mouse #%d: %s\n", |
463 | (cursor == qemu_put_mouse_event_current ? '*' : ' '), | |
464 | index, cursor->qemu_put_mouse_event_name); | |
455204eb TS |
465 | index++; |
466 | cursor = cursor->next; | |
467 | } | |
468 | } | |
469 | ||
376253ec | 470 | void do_mouse_set(Monitor *mon, int index) |
455204eb TS |
471 | { |
472 | QEMUPutMouseEntry *cursor; | |
473 | int i = 0; | |
474 | ||
475 | if (!qemu_put_mouse_event_head) { | |
376253ec | 476 | monitor_printf(mon, "No mouse devices connected\n"); |
455204eb TS |
477 | return; |
478 | } | |
479 | ||
480 | cursor = qemu_put_mouse_event_head; | |
481 | while (cursor != NULL && index != i) { | |
482 | i++; | |
483 | cursor = cursor->next; | |
484 | } | |
485 | ||
486 | if (cursor != NULL) | |
487 | qemu_put_mouse_event_current = cursor; | |
488 | else | |
376253ec | 489 | monitor_printf(mon, "Mouse at given index not found\n"); |
09b26c5e FB |
490 | } |
491 | ||
1dce7c3c FB |
492 | /* compute with 96 bit intermediate result: (a*b)/c */ |
493 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) | |
0824d6fc | 494 | { |
1dce7c3c FB |
495 | union { |
496 | uint64_t ll; | |
497 | struct { | |
498 | #ifdef WORDS_BIGENDIAN | |
499 | uint32_t high, low; | |
500 | #else | |
501 | uint32_t low, high; | |
3b46e624 | 502 | #endif |
1dce7c3c FB |
503 | } l; |
504 | } u, res; | |
505 | uint64_t rl, rh; | |
0824d6fc | 506 | |
1dce7c3c FB |
507 | u.ll = a; |
508 | rl = (uint64_t)u.l.low * (uint64_t)b; | |
509 | rh = (uint64_t)u.l.high * (uint64_t)b; | |
510 | rh += (rl >> 32); | |
511 | res.l.high = rh / c; | |
512 | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; | |
513 | return res.ll; | |
34865134 FB |
514 | } |
515 | ||
1dce7c3c FB |
516 | /***********************************************************/ |
517 | /* real time host monotonic timer */ | |
34865134 | 518 | |
1dce7c3c | 519 | #define QEMU_TIMER_BASE 1000000000LL |
34865134 | 520 | |
1dce7c3c | 521 | #ifdef WIN32 |
0824d6fc | 522 | |
1dce7c3c | 523 | static int64_t clock_freq; |
1115dde7 | 524 | |
1dce7c3c | 525 | static void init_get_clock(void) |
1115dde7 | 526 | { |
a8e5ac33 FB |
527 | LARGE_INTEGER freq; |
528 | int ret; | |
1dce7c3c FB |
529 | ret = QueryPerformanceFrequency(&freq); |
530 | if (ret == 0) { | |
531 | fprintf(stderr, "Could not calibrate ticks\n"); | |
532 | exit(1); | |
533 | } | |
534 | clock_freq = freq.QuadPart; | |
1115dde7 FB |
535 | } |
536 | ||
1dce7c3c | 537 | static int64_t get_clock(void) |
b8076a74 | 538 | { |
1dce7c3c FB |
539 | LARGE_INTEGER ti; |
540 | QueryPerformanceCounter(&ti); | |
541 | return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq); | |
b8076a74 FB |
542 | } |
543 | ||
1dce7c3c | 544 | #else |
90cb9493 | 545 | |
1dce7c3c FB |
546 | static int use_rt_clock; |
547 | ||
548 | static void init_get_clock(void) | |
90cb9493 | 549 | { |
1dce7c3c | 550 | use_rt_clock = 0; |
c5e97233 BS |
551 | #if defined(__linux__) || (defined(__FreeBSD__) && __FreeBSD_version >= 500000) \ |
552 | || defined(__DragonFly__) | |
1dce7c3c FB |
553 | { |
554 | struct timespec ts; | |
555 | if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) { | |
556 | use_rt_clock = 1; | |
557 | } | |
558 | } | |
559 | #endif | |
90cb9493 FB |
560 | } |
561 | ||
1dce7c3c | 562 | static int64_t get_clock(void) |
fdbb4691 | 563 | { |
c5e97233 BS |
564 | #if defined(__linux__) || (defined(__FreeBSD__) && __FreeBSD_version >= 500000) \ |
565 | || defined(__DragonFly__) | |
1dce7c3c FB |
566 | if (use_rt_clock) { |
567 | struct timespec ts; | |
568 | clock_gettime(CLOCK_MONOTONIC, &ts); | |
569 | return ts.tv_sec * 1000000000LL + ts.tv_nsec; | |
5fafdf24 | 570 | } else |
fdbb4691 | 571 | #endif |
1dce7c3c FB |
572 | { |
573 | /* XXX: using gettimeofday leads to problems if the date | |
574 | changes, so it should be avoided. */ | |
575 | struct timeval tv; | |
576 | gettimeofday(&tv, NULL); | |
577 | return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000); | |
578 | } | |
fdbb4691 | 579 | } |
34865134 FB |
580 | #endif |
581 | ||
2e70f6ef PB |
582 | /* Return the virtual CPU time, based on the instruction counter. */ |
583 | static int64_t cpu_get_icount(void) | |
584 | { | |
585 | int64_t icount; | |
586 | CPUState *env = cpu_single_env;; | |
587 | icount = qemu_icount; | |
588 | if (env) { | |
589 | if (!can_do_io(env)) | |
590 | fprintf(stderr, "Bad clock read\n"); | |
591 | icount -= (env->icount_decr.u16.low + env->icount_extra); | |
592 | } | |
593 | return qemu_icount_bias + (icount << icount_time_shift); | |
594 | } | |
595 | ||
1dce7c3c FB |
596 | /***********************************************************/ |
597 | /* guest cycle counter */ | |
598 | ||
eade0f19 | 599 | static int64_t cpu_ticks_prev; |
34865134 | 600 | static int64_t cpu_ticks_offset; |
1dce7c3c | 601 | static int64_t cpu_clock_offset; |
8a7ddc38 | 602 | static int cpu_ticks_enabled; |
34865134 | 603 | |
1dce7c3c FB |
604 | /* return the host CPU cycle counter and handle stop/restart */ |
605 | int64_t cpu_get_ticks(void) | |
34865134 | 606 | { |
2e70f6ef PB |
607 | if (use_icount) { |
608 | return cpu_get_icount(); | |
609 | } | |
8a7ddc38 FB |
610 | if (!cpu_ticks_enabled) { |
611 | return cpu_ticks_offset; | |
612 | } else { | |
eade0f19 FB |
613 | int64_t ticks; |
614 | ticks = cpu_get_real_ticks(); | |
615 | if (cpu_ticks_prev > ticks) { | |
616 | /* Note: non increasing ticks may happen if the host uses | |
617 | software suspend */ | |
618 | cpu_ticks_offset += cpu_ticks_prev - ticks; | |
619 | } | |
620 | cpu_ticks_prev = ticks; | |
621 | return ticks + cpu_ticks_offset; | |
8a7ddc38 | 622 | } |
34865134 FB |
623 | } |
624 | ||
1dce7c3c FB |
625 | /* return the host CPU monotonic timer and handle stop/restart */ |
626 | static int64_t cpu_get_clock(void) | |
627 | { | |
628 | int64_t ti; | |
629 | if (!cpu_ticks_enabled) { | |
630 | return cpu_clock_offset; | |
631 | } else { | |
632 | ti = get_clock(); | |
633 | return ti + cpu_clock_offset; | |
634 | } | |
635 | } | |
636 | ||
34865134 FB |
637 | /* enable cpu_get_ticks() */ |
638 | void cpu_enable_ticks(void) | |
639 | { | |
8a7ddc38 FB |
640 | if (!cpu_ticks_enabled) { |
641 | cpu_ticks_offset -= cpu_get_real_ticks(); | |
1dce7c3c | 642 | cpu_clock_offset -= get_clock(); |
8a7ddc38 FB |
643 | cpu_ticks_enabled = 1; |
644 | } | |
34865134 FB |
645 | } |
646 | ||
647 | /* disable cpu_get_ticks() : the clock is stopped. You must not call | |
648 | cpu_get_ticks() after that. */ | |
649 | void cpu_disable_ticks(void) | |
650 | { | |
8a7ddc38 FB |
651 | if (cpu_ticks_enabled) { |
652 | cpu_ticks_offset = cpu_get_ticks(); | |
1dce7c3c | 653 | cpu_clock_offset = cpu_get_clock(); |
8a7ddc38 FB |
654 | cpu_ticks_enabled = 0; |
655 | } | |
34865134 FB |
656 | } |
657 | ||
1dce7c3c FB |
658 | /***********************************************************/ |
659 | /* timers */ | |
5fafdf24 | 660 | |
8a7ddc38 FB |
661 | #define QEMU_TIMER_REALTIME 0 |
662 | #define QEMU_TIMER_VIRTUAL 1 | |
663 | ||
664 | struct QEMUClock { | |
665 | int type; | |
666 | /* XXX: add frequency */ | |
667 | }; | |
668 | ||
669 | struct QEMUTimer { | |
670 | QEMUClock *clock; | |
671 | int64_t expire_time; | |
672 | QEMUTimerCB *cb; | |
673 | void *opaque; | |
674 | struct QEMUTimer *next; | |
675 | }; | |
676 | ||
c8994013 TS |
677 | struct qemu_alarm_timer { |
678 | char const *name; | |
efe75411 | 679 | unsigned int flags; |
c8994013 TS |
680 | |
681 | int (*start)(struct qemu_alarm_timer *t); | |
682 | void (*stop)(struct qemu_alarm_timer *t); | |
efe75411 | 683 | void (*rearm)(struct qemu_alarm_timer *t); |
c8994013 TS |
684 | void *priv; |
685 | }; | |
686 | ||
efe75411 | 687 | #define ALARM_FLAG_DYNTICKS 0x1 |
d5d08334 | 688 | #define ALARM_FLAG_EXPIRED 0x2 |
efe75411 TS |
689 | |
690 | static inline int alarm_has_dynticks(struct qemu_alarm_timer *t) | |
691 | { | |
e332340a | 692 | return t && (t->flags & ALARM_FLAG_DYNTICKS); |
efe75411 TS |
693 | } |
694 | ||
695 | static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t) | |
696 | { | |
697 | if (!alarm_has_dynticks(t)) | |
698 | return; | |
699 | ||
700 | t->rearm(t); | |
701 | } | |
702 | ||
703 | /* TODO: MIN_TIMER_REARM_US should be optimized */ | |
704 | #define MIN_TIMER_REARM_US 250 | |
705 | ||
c8994013 | 706 | static struct qemu_alarm_timer *alarm_timer; |
8a7ddc38 | 707 | |
40c3bac3 | 708 | #ifdef _WIN32 |
c8994013 TS |
709 | |
710 | struct qemu_alarm_win32 { | |
711 | MMRESULT timerId; | |
c8994013 | 712 | unsigned int period; |
ef28c4b0 | 713 | } alarm_win32_data = {0, -1}; |
c8994013 TS |
714 | |
715 | static int win32_start_timer(struct qemu_alarm_timer *t); | |
716 | static void win32_stop_timer(struct qemu_alarm_timer *t); | |
efe75411 | 717 | static void win32_rearm_timer(struct qemu_alarm_timer *t); |
c8994013 | 718 | |
40c3bac3 | 719 | #else |
c8994013 TS |
720 | |
721 | static int unix_start_timer(struct qemu_alarm_timer *t); | |
722 | static void unix_stop_timer(struct qemu_alarm_timer *t); | |
723 | ||
231c6586 TS |
724 | #ifdef __linux__ |
725 | ||
efe75411 TS |
726 | static int dynticks_start_timer(struct qemu_alarm_timer *t); |
727 | static void dynticks_stop_timer(struct qemu_alarm_timer *t); | |
728 | static void dynticks_rearm_timer(struct qemu_alarm_timer *t); | |
729 | ||
c40ec5a9 TS |
730 | static int hpet_start_timer(struct qemu_alarm_timer *t); |
731 | static void hpet_stop_timer(struct qemu_alarm_timer *t); | |
732 | ||
c8994013 TS |
733 | static int rtc_start_timer(struct qemu_alarm_timer *t); |
734 | static void rtc_stop_timer(struct qemu_alarm_timer *t); | |
735 | ||
efe75411 | 736 | #endif /* __linux__ */ |
8a7ddc38 | 737 | |
c8994013 TS |
738 | #endif /* _WIN32 */ |
739 | ||
2e70f6ef | 740 | /* Correlation between real and virtual time is always going to be |
bf20dc07 | 741 | fairly approximate, so ignore small variation. |
2e70f6ef PB |
742 | When the guest is idle real and virtual time will be aligned in |
743 | the IO wait loop. */ | |
744 | #define ICOUNT_WOBBLE (QEMU_TIMER_BASE / 10) | |
745 | ||
746 | static void icount_adjust(void) | |
747 | { | |
748 | int64_t cur_time; | |
749 | int64_t cur_icount; | |
750 | int64_t delta; | |
751 | static int64_t last_delta; | |
752 | /* If the VM is not running, then do nothing. */ | |
753 | if (!vm_running) | |
754 | return; | |
755 | ||
756 | cur_time = cpu_get_clock(); | |
757 | cur_icount = qemu_get_clock(vm_clock); | |
758 | delta = cur_icount - cur_time; | |
759 | /* FIXME: This is a very crude algorithm, somewhat prone to oscillation. */ | |
760 | if (delta > 0 | |
761 | && last_delta + ICOUNT_WOBBLE < delta * 2 | |
762 | && icount_time_shift > 0) { | |
763 | /* The guest is getting too far ahead. Slow time down. */ | |
764 | icount_time_shift--; | |
765 | } | |
766 | if (delta < 0 | |
767 | && last_delta - ICOUNT_WOBBLE > delta * 2 | |
768 | && icount_time_shift < MAX_ICOUNT_SHIFT) { | |
769 | /* The guest is getting too far behind. Speed time up. */ | |
770 | icount_time_shift++; | |
771 | } | |
772 | last_delta = delta; | |
773 | qemu_icount_bias = cur_icount - (qemu_icount << icount_time_shift); | |
774 | } | |
775 | ||
776 | static void icount_adjust_rt(void * opaque) | |
777 | { | |
778 | qemu_mod_timer(icount_rt_timer, | |
779 | qemu_get_clock(rt_clock) + 1000); | |
780 | icount_adjust(); | |
781 | } | |
782 | ||
783 | static void icount_adjust_vm(void * opaque) | |
784 | { | |
785 | qemu_mod_timer(icount_vm_timer, | |
786 | qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10); | |
787 | icount_adjust(); | |
788 | } | |
789 | ||
790 | static void init_icount_adjust(void) | |
791 | { | |
792 | /* Have both realtime and virtual time triggers for speed adjustment. | |
793 | The realtime trigger catches emulated time passing too slowly, | |
794 | the virtual time trigger catches emulated time passing too fast. | |
795 | Realtime triggers occur even when idle, so use them less frequently | |
796 | than VM triggers. */ | |
797 | icount_rt_timer = qemu_new_timer(rt_clock, icount_adjust_rt, NULL); | |
798 | qemu_mod_timer(icount_rt_timer, | |
799 | qemu_get_clock(rt_clock) + 1000); | |
800 | icount_vm_timer = qemu_new_timer(vm_clock, icount_adjust_vm, NULL); | |
801 | qemu_mod_timer(icount_vm_timer, | |
802 | qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10); | |
803 | } | |
804 | ||
c8994013 | 805 | static struct qemu_alarm_timer alarm_timers[] = { |
efe75411 | 806 | #ifndef _WIN32 |
231c6586 | 807 | #ifdef __linux__ |
efe75411 TS |
808 | {"dynticks", ALARM_FLAG_DYNTICKS, dynticks_start_timer, |
809 | dynticks_stop_timer, dynticks_rearm_timer, NULL}, | |
c40ec5a9 | 810 | /* HPET - if available - is preferred */ |
efe75411 | 811 | {"hpet", 0, hpet_start_timer, hpet_stop_timer, NULL, NULL}, |
c40ec5a9 | 812 | /* ...otherwise try RTC */ |
efe75411 | 813 | {"rtc", 0, rtc_start_timer, rtc_stop_timer, NULL, NULL}, |
c8994013 | 814 | #endif |
efe75411 | 815 | {"unix", 0, unix_start_timer, unix_stop_timer, NULL, NULL}, |
c8994013 | 816 | #else |
efe75411 TS |
817 | {"dynticks", ALARM_FLAG_DYNTICKS, win32_start_timer, |
818 | win32_stop_timer, win32_rearm_timer, &alarm_win32_data}, | |
819 | {"win32", 0, win32_start_timer, | |
820 | win32_stop_timer, NULL, &alarm_win32_data}, | |
c8994013 TS |
821 | #endif |
822 | {NULL, } | |
823 | }; | |
824 | ||
3f47aa8c | 825 | static void show_available_alarms(void) |
f3dcfada TS |
826 | { |
827 | int i; | |
828 | ||
829 | printf("Available alarm timers, in order of precedence:\n"); | |
830 | for (i = 0; alarm_timers[i].name; i++) | |
831 | printf("%s\n", alarm_timers[i].name); | |
832 | } | |
833 | ||
834 | static void configure_alarms(char const *opt) | |
835 | { | |
836 | int i; | |
837 | int cur = 0; | |
b1503cda | 838 | int count = ARRAY_SIZE(alarm_timers) - 1; |
f3dcfada TS |
839 | char *arg; |
840 | char *name; | |
2e70f6ef | 841 | struct qemu_alarm_timer tmp; |
f3dcfada | 842 | |
3adda04c | 843 | if (!strcmp(opt, "?")) { |
f3dcfada TS |
844 | show_available_alarms(); |
845 | exit(0); | |
846 | } | |
847 | ||
848 | arg = strdup(opt); | |
849 | ||
850 | /* Reorder the array */ | |
851 | name = strtok(arg, ","); | |
852 | while (name) { | |
e2b577e5 | 853 | for (i = 0; i < count && alarm_timers[i].name; i++) { |
f3dcfada TS |
854 | if (!strcmp(alarm_timers[i].name, name)) |
855 | break; | |
856 | } | |
857 | ||
858 | if (i == count) { | |
859 | fprintf(stderr, "Unknown clock %s\n", name); | |
860 | goto next; | |
861 | } | |
862 | ||
863 | if (i < cur) | |
864 | /* Ignore */ | |
865 | goto next; | |
866 | ||
867 | /* Swap */ | |
868 | tmp = alarm_timers[i]; | |
869 | alarm_timers[i] = alarm_timers[cur]; | |
870 | alarm_timers[cur] = tmp; | |
871 | ||
872 | cur++; | |
873 | next: | |
874 | name = strtok(NULL, ","); | |
875 | } | |
876 | ||
877 | free(arg); | |
878 | ||
879 | if (cur) { | |
2e70f6ef | 880 | /* Disable remaining timers */ |
f3dcfada TS |
881 | for (i = cur; i < count; i++) |
882 | alarm_timers[i].name = NULL; | |
3adda04c AJ |
883 | } else { |
884 | show_available_alarms(); | |
885 | exit(1); | |
f3dcfada | 886 | } |
f3dcfada TS |
887 | } |
888 | ||
c8994013 TS |
889 | QEMUClock *rt_clock; |
890 | QEMUClock *vm_clock; | |
891 | ||
892 | static QEMUTimer *active_timers[2]; | |
893 | ||
9596ebb7 | 894 | static QEMUClock *qemu_new_clock(int type) |
8a7ddc38 FB |
895 | { |
896 | QEMUClock *clock; | |
897 | clock = qemu_mallocz(sizeof(QEMUClock)); | |
8a7ddc38 FB |
898 | clock->type = type; |
899 | return clock; | |
900 | } | |
901 | ||
902 | QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque) | |
903 | { | |
904 | QEMUTimer *ts; | |
905 | ||
906 | ts = qemu_mallocz(sizeof(QEMUTimer)); | |
907 | ts->clock = clock; | |
908 | ts->cb = cb; | |
909 | ts->opaque = opaque; | |
910 | return ts; | |
911 | } | |
912 | ||
913 | void qemu_free_timer(QEMUTimer *ts) | |
914 | { | |
915 | qemu_free(ts); | |
916 | } | |
917 | ||
918 | /* stop a timer, but do not dealloc it */ | |
919 | void qemu_del_timer(QEMUTimer *ts) | |
920 | { | |
921 | QEMUTimer **pt, *t; | |
922 | ||
923 | /* NOTE: this code must be signal safe because | |
924 | qemu_timer_expired() can be called from a signal. */ | |
925 | pt = &active_timers[ts->clock->type]; | |
926 | for(;;) { | |
927 | t = *pt; | |
928 | if (!t) | |
929 | break; | |
930 | if (t == ts) { | |
931 | *pt = t->next; | |
932 | break; | |
933 | } | |
934 | pt = &t->next; | |
935 | } | |
936 | } | |
937 | ||
938 | /* modify the current timer so that it will be fired when current_time | |
939 | >= expire_time. The corresponding callback will be called. */ | |
940 | void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time) | |
941 | { | |
942 | QEMUTimer **pt, *t; | |
943 | ||
944 | qemu_del_timer(ts); | |
945 | ||
946 | /* add the timer in the sorted list */ | |
947 | /* NOTE: this code must be signal safe because | |
948 | qemu_timer_expired() can be called from a signal. */ | |
949 | pt = &active_timers[ts->clock->type]; | |
950 | for(;;) { | |
951 | t = *pt; | |
952 | if (!t) | |
953 | break; | |
5fafdf24 | 954 | if (t->expire_time > expire_time) |
8a7ddc38 FB |
955 | break; |
956 | pt = &t->next; | |
957 | } | |
958 | ts->expire_time = expire_time; | |
959 | ts->next = *pt; | |
960 | *pt = ts; | |
d5d08334 AZ |
961 | |
962 | /* Rearm if necessary */ | |
2e70f6ef PB |
963 | if (pt == &active_timers[ts->clock->type]) { |
964 | if ((alarm_timer->flags & ALARM_FLAG_EXPIRED) == 0) { | |
965 | qemu_rearm_alarm_timer(alarm_timer); | |
966 | } | |
967 | /* Interrupt execution to force deadline recalculation. */ | |
d9f75a4e AL |
968 | if (use_icount) |
969 | qemu_notify_event(); | |
2e70f6ef | 970 | } |
8a7ddc38 FB |
971 | } |
972 | ||
973 | int qemu_timer_pending(QEMUTimer *ts) | |
974 | { | |
975 | QEMUTimer *t; | |
976 | for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) { | |
977 | if (t == ts) | |
978 | return 1; | |
979 | } | |
980 | return 0; | |
981 | } | |
982 | ||
983 | static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time) | |
984 | { | |
985 | if (!timer_head) | |
986 | return 0; | |
987 | return (timer_head->expire_time <= current_time); | |
988 | } | |
989 | ||
990 | static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time) | |
991 | { | |
992 | QEMUTimer *ts; | |
3b46e624 | 993 | |
8a7ddc38 FB |
994 | for(;;) { |
995 | ts = *ptimer_head; | |
e95c8d51 | 996 | if (!ts || ts->expire_time > current_time) |
8a7ddc38 FB |
997 | break; |
998 | /* remove timer from the list before calling the callback */ | |
999 | *ptimer_head = ts->next; | |
1000 | ts->next = NULL; | |
3b46e624 | 1001 | |
8a7ddc38 FB |
1002 | /* run the callback (the timer list can be modified) */ |
1003 | ts->cb(ts->opaque); | |
1004 | } | |
1005 | } | |
1006 | ||
1007 | int64_t qemu_get_clock(QEMUClock *clock) | |
1008 | { | |
1009 | switch(clock->type) { | |
1010 | case QEMU_TIMER_REALTIME: | |
1dce7c3c | 1011 | return get_clock() / 1000000; |
8a7ddc38 FB |
1012 | default: |
1013 | case QEMU_TIMER_VIRTUAL: | |
2e70f6ef PB |
1014 | if (use_icount) { |
1015 | return cpu_get_icount(); | |
1016 | } else { | |
1017 | return cpu_get_clock(); | |
1018 | } | |
8a7ddc38 FB |
1019 | } |
1020 | } | |
1021 | ||
1dce7c3c FB |
1022 | static void init_timers(void) |
1023 | { | |
1024 | init_get_clock(); | |
1025 | ticks_per_sec = QEMU_TIMER_BASE; | |
1026 | rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME); | |
1027 | vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL); | |
1028 | } | |
1029 | ||
8a7ddc38 FB |
1030 | /* save a timer */ |
1031 | void qemu_put_timer(QEMUFile *f, QEMUTimer *ts) | |
1032 | { | |
1033 | uint64_t expire_time; | |
1034 | ||
1035 | if (qemu_timer_pending(ts)) { | |
1036 | expire_time = ts->expire_time; | |
1037 | } else { | |
1038 | expire_time = -1; | |
1039 | } | |
1040 | qemu_put_be64(f, expire_time); | |
1041 | } | |
1042 | ||
1043 | void qemu_get_timer(QEMUFile *f, QEMUTimer *ts) | |
1044 | { | |
1045 | uint64_t expire_time; | |
1046 | ||
1047 | expire_time = qemu_get_be64(f); | |
1048 | if (expire_time != -1) { | |
1049 | qemu_mod_timer(ts, expire_time); | |
1050 | } else { | |
1051 | qemu_del_timer(ts); | |
1052 | } | |
1053 | } | |
1054 | ||
1055 | static void timer_save(QEMUFile *f, void *opaque) | |
1056 | { | |
1057 | if (cpu_ticks_enabled) { | |
1058 | hw_error("cannot save state if virtual timers are running"); | |
1059 | } | |
bee8d684 TS |
1060 | qemu_put_be64(f, cpu_ticks_offset); |
1061 | qemu_put_be64(f, ticks_per_sec); | |
1062 | qemu_put_be64(f, cpu_clock_offset); | |
8a7ddc38 FB |
1063 | } |
1064 | ||
1065 | static int timer_load(QEMUFile *f, void *opaque, int version_id) | |
1066 | { | |
c88676f8 | 1067 | if (version_id != 1 && version_id != 2) |
8a7ddc38 FB |
1068 | return -EINVAL; |
1069 | if (cpu_ticks_enabled) { | |
1070 | return -EINVAL; | |
1071 | } | |
bee8d684 TS |
1072 | cpu_ticks_offset=qemu_get_be64(f); |
1073 | ticks_per_sec=qemu_get_be64(f); | |
c88676f8 | 1074 | if (version_id == 2) { |
bee8d684 | 1075 | cpu_clock_offset=qemu_get_be64(f); |
c88676f8 | 1076 | } |
8a7ddc38 FB |
1077 | return 0; |
1078 | } | |
1079 | ||
50317c7f AL |
1080 | static void qemu_event_increment(void); |
1081 | ||
67b915a5 | 1082 | #ifdef _WIN32 |
b9e82a59 BS |
1083 | static void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg, |
1084 | DWORD_PTR dwUser, DWORD_PTR dw1, | |
1085 | DWORD_PTR dw2) | |
67b915a5 | 1086 | #else |
8a7ddc38 | 1087 | static void host_alarm_handler(int host_signum) |
67b915a5 | 1088 | #endif |
8a7ddc38 | 1089 | { |
02ba45c5 FB |
1090 | #if 0 |
1091 | #define DISP_FREQ 1000 | |
1092 | { | |
1093 | static int64_t delta_min = INT64_MAX; | |
1094 | static int64_t delta_max, delta_cum, last_clock, delta, ti; | |
1095 | static int count; | |
1096 | ti = qemu_get_clock(vm_clock); | |
1097 | if (last_clock != 0) { | |
1098 | delta = ti - last_clock; | |
1099 | if (delta < delta_min) | |
1100 | delta_min = delta; | |
1101 | if (delta > delta_max) | |
1102 | delta_max = delta; | |
1103 | delta_cum += delta; | |
1104 | if (++count == DISP_FREQ) { | |
26a76461 | 1105 | printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n", |
02ba45c5 FB |
1106 | muldiv64(delta_min, 1000000, ticks_per_sec), |
1107 | muldiv64(delta_max, 1000000, ticks_per_sec), | |
1108 | muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec), | |
1109 | (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ)); | |
1110 | count = 0; | |
1111 | delta_min = INT64_MAX; | |
1112 | delta_max = 0; | |
1113 | delta_cum = 0; | |
1114 | } | |
1115 | } | |
1116 | last_clock = ti; | |
1117 | } | |
1118 | #endif | |
efe75411 | 1119 | if (alarm_has_dynticks(alarm_timer) || |
2e70f6ef PB |
1120 | (!use_icount && |
1121 | qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL], | |
1122 | qemu_get_clock(vm_clock))) || | |
8a7ddc38 FB |
1123 | qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], |
1124 | qemu_get_clock(rt_clock))) { | |
50317c7f | 1125 | qemu_event_increment(); |
e332340a | 1126 | if (alarm_timer) alarm_timer->flags |= ALARM_FLAG_EXPIRED; |
d5d08334 | 1127 | |
d6dc3d42 AL |
1128 | #ifndef CONFIG_IOTHREAD |
1129 | if (next_cpu) { | |
4f8eb8da | 1130 | /* stop the currently executing cpu because a timer occured */ |
d6dc3d42 | 1131 | cpu_exit(next_cpu); |
640f42e4 | 1132 | #ifdef CONFIG_KQEMU |
d6dc3d42 AL |
1133 | if (next_cpu->kqemu_enabled) { |
1134 | kqemu_cpu_interrupt(next_cpu); | |
4f8eb8da | 1135 | } |
ee5605e5 | 1136 | #endif |
4f8eb8da | 1137 | } |
d6dc3d42 | 1138 | #endif |
43b96858 | 1139 | timer_alarm_pending = 1; |
d9f75a4e | 1140 | qemu_notify_event(); |
8a7ddc38 FB |
1141 | } |
1142 | } | |
1143 | ||
2e70f6ef | 1144 | static int64_t qemu_next_deadline(void) |
efe75411 | 1145 | { |
2e70f6ef | 1146 | int64_t delta; |
efe75411 TS |
1147 | |
1148 | if (active_timers[QEMU_TIMER_VIRTUAL]) { | |
2e70f6ef PB |
1149 | delta = active_timers[QEMU_TIMER_VIRTUAL]->expire_time - |
1150 | qemu_get_clock(vm_clock); | |
1151 | } else { | |
1152 | /* To avoid problems with overflow limit this to 2^32. */ | |
1153 | delta = INT32_MAX; | |
efe75411 TS |
1154 | } |
1155 | ||
2e70f6ef PB |
1156 | if (delta < 0) |
1157 | delta = 0; | |
efe75411 | 1158 | |
2e70f6ef PB |
1159 | return delta; |
1160 | } | |
1161 | ||
8632fb9a | 1162 | #if defined(__linux__) || defined(_WIN32) |
2e70f6ef PB |
1163 | static uint64_t qemu_next_deadline_dyntick(void) |
1164 | { | |
1165 | int64_t delta; | |
1166 | int64_t rtdelta; | |
1167 | ||
1168 | if (use_icount) | |
1169 | delta = INT32_MAX; | |
1170 | else | |
1171 | delta = (qemu_next_deadline() + 999) / 1000; | |
1172 | ||
1173 | if (active_timers[QEMU_TIMER_REALTIME]) { | |
1174 | rtdelta = (active_timers[QEMU_TIMER_REALTIME]->expire_time - | |
1175 | qemu_get_clock(rt_clock))*1000; | |
1176 | if (rtdelta < delta) | |
1177 | delta = rtdelta; | |
1178 | } | |
1179 | ||
1180 | if (delta < MIN_TIMER_REARM_US) | |
1181 | delta = MIN_TIMER_REARM_US; | |
1182 | ||
1183 | return delta; | |
efe75411 | 1184 | } |
8632fb9a | 1185 | #endif |
efe75411 | 1186 | |
fd872598 FB |
1187 | #ifndef _WIN32 |
1188 | ||
7183b4b4 AL |
1189 | /* Sets a specific flag */ |
1190 | static int fcntl_setfl(int fd, int flag) | |
1191 | { | |
1192 | int flags; | |
1193 | ||
1194 | flags = fcntl(fd, F_GETFL); | |
1195 | if (flags == -1) | |
1196 | return -errno; | |
1197 | ||
1198 | if (fcntl(fd, F_SETFL, flags | flag) == -1) | |
1199 | return -errno; | |
1200 | ||
1201 | return 0; | |
1202 | } | |
1203 | ||
829309c7 FB |
1204 | #if defined(__linux__) |
1205 | ||
fd872598 FB |
1206 | #define RTC_FREQ 1024 |
1207 | ||
de9a95f0 | 1208 | static void enable_sigio_timer(int fd) |
c8994013 TS |
1209 | { |
1210 | struct sigaction act; | |
1211 | ||
1212 | /* timer signal */ | |
1213 | sigfillset(&act.sa_mask); | |
1214 | act.sa_flags = 0; | |
c8994013 TS |
1215 | act.sa_handler = host_alarm_handler; |
1216 | ||
1217 | sigaction(SIGIO, &act, NULL); | |
7183b4b4 | 1218 | fcntl_setfl(fd, O_ASYNC); |
c8994013 TS |
1219 | fcntl(fd, F_SETOWN, getpid()); |
1220 | } | |
829309c7 | 1221 | |
c40ec5a9 TS |
1222 | static int hpet_start_timer(struct qemu_alarm_timer *t) |
1223 | { | |
1224 | struct hpet_info info; | |
1225 | int r, fd; | |
1226 | ||
1227 | fd = open("/dev/hpet", O_RDONLY); | |
1228 | if (fd < 0) | |
1229 | return -1; | |
1230 | ||
1231 | /* Set frequency */ | |
1232 | r = ioctl(fd, HPET_IRQFREQ, RTC_FREQ); | |
1233 | if (r < 0) { | |
1234 | fprintf(stderr, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n" | |
1235 | "error, but for better emulation accuracy type:\n" | |
1236 | "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n"); | |
1237 | goto fail; | |
1238 | } | |
1239 | ||
1240 | /* Check capabilities */ | |
1241 | r = ioctl(fd, HPET_INFO, &info); | |
1242 | if (r < 0) | |
1243 | goto fail; | |
1244 | ||
1245 | /* Enable periodic mode */ | |
1246 | r = ioctl(fd, HPET_EPI, 0); | |
1247 | if (info.hi_flags && (r < 0)) | |
1248 | goto fail; | |
1249 | ||
1250 | /* Enable interrupt */ | |
1251 | r = ioctl(fd, HPET_IE_ON, 0); | |
1252 | if (r < 0) | |
1253 | goto fail; | |
1254 | ||
1255 | enable_sigio_timer(fd); | |
fcdc2129 | 1256 | t->priv = (void *)(long)fd; |
c40ec5a9 TS |
1257 | |
1258 | return 0; | |
1259 | fail: | |
1260 | close(fd); | |
1261 | return -1; | |
1262 | } | |
1263 | ||
1264 | static void hpet_stop_timer(struct qemu_alarm_timer *t) | |
1265 | { | |
fcdc2129 | 1266 | int fd = (long)t->priv; |
c40ec5a9 TS |
1267 | |
1268 | close(fd); | |
1269 | } | |
1270 | ||
c8994013 | 1271 | static int rtc_start_timer(struct qemu_alarm_timer *t) |
fd872598 | 1272 | { |
c8994013 | 1273 | int rtc_fd; |
b5a23ad4 | 1274 | unsigned long current_rtc_freq = 0; |
c8994013 | 1275 | |
aeb30be6 | 1276 | TFR(rtc_fd = open("/dev/rtc", O_RDONLY)); |
fd872598 FB |
1277 | if (rtc_fd < 0) |
1278 | return -1; | |
b5a23ad4 AZ |
1279 | ioctl(rtc_fd, RTC_IRQP_READ, ¤t_rtc_freq); |
1280 | if (current_rtc_freq != RTC_FREQ && | |
1281 | ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { | |
fd872598 FB |
1282 | fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n" |
1283 | "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n" | |
1284 | "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n"); | |
1285 | goto fail; | |
1286 | } | |
1287 | if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) { | |
1288 | fail: | |
1289 | close(rtc_fd); | |
1290 | return -1; | |
1291 | } | |
c8994013 TS |
1292 | |
1293 | enable_sigio_timer(rtc_fd); | |
1294 | ||
fcdc2129 | 1295 | t->priv = (void *)(long)rtc_fd; |
c8994013 | 1296 | |
fd872598 FB |
1297 | return 0; |
1298 | } | |
1299 | ||
c8994013 | 1300 | static void rtc_stop_timer(struct qemu_alarm_timer *t) |
829309c7 | 1301 | { |
fcdc2129 | 1302 | int rtc_fd = (long)t->priv; |
c8994013 TS |
1303 | |
1304 | close(rtc_fd); | |
829309c7 FB |
1305 | } |
1306 | ||
efe75411 TS |
1307 | static int dynticks_start_timer(struct qemu_alarm_timer *t) |
1308 | { | |
1309 | struct sigevent ev; | |
1310 | timer_t host_timer; | |
1311 | struct sigaction act; | |
1312 | ||
1313 | sigfillset(&act.sa_mask); | |
1314 | act.sa_flags = 0; | |
efe75411 TS |
1315 | act.sa_handler = host_alarm_handler; |
1316 | ||
1317 | sigaction(SIGALRM, &act, NULL); | |
1318 | ||
9ed415b2 JCD |
1319 | /* |
1320 | * Initialize ev struct to 0 to avoid valgrind complaining | |
1321 | * about uninitialized data in timer_create call | |
1322 | */ | |
1323 | memset(&ev, 0, sizeof(ev)); | |
efe75411 TS |
1324 | ev.sigev_value.sival_int = 0; |
1325 | ev.sigev_notify = SIGEV_SIGNAL; | |
1326 | ev.sigev_signo = SIGALRM; | |
1327 | ||
1328 | if (timer_create(CLOCK_REALTIME, &ev, &host_timer)) { | |
1329 | perror("timer_create"); | |
1330 | ||
1331 | /* disable dynticks */ | |
1332 | fprintf(stderr, "Dynamic Ticks disabled\n"); | |
1333 | ||
1334 | return -1; | |
1335 | } | |
1336 | ||
0399bfe0 | 1337 | t->priv = (void *)(long)host_timer; |
efe75411 TS |
1338 | |
1339 | return 0; | |
1340 | } | |
1341 | ||
1342 | static void dynticks_stop_timer(struct qemu_alarm_timer *t) | |
1343 | { | |
0399bfe0 | 1344 | timer_t host_timer = (timer_t)(long)t->priv; |
efe75411 TS |
1345 | |
1346 | timer_delete(host_timer); | |
1347 | } | |
1348 | ||
1349 | static void dynticks_rearm_timer(struct qemu_alarm_timer *t) | |
1350 | { | |
0399bfe0 | 1351 | timer_t host_timer = (timer_t)(long)t->priv; |
efe75411 TS |
1352 | struct itimerspec timeout; |
1353 | int64_t nearest_delta_us = INT64_MAX; | |
1354 | int64_t current_us; | |
1355 | ||
1356 | if (!active_timers[QEMU_TIMER_REALTIME] && | |
1357 | !active_timers[QEMU_TIMER_VIRTUAL]) | |
d5d08334 | 1358 | return; |
efe75411 | 1359 | |
2e70f6ef | 1360 | nearest_delta_us = qemu_next_deadline_dyntick(); |
efe75411 TS |
1361 | |
1362 | /* check whether a timer is already running */ | |
1363 | if (timer_gettime(host_timer, &timeout)) { | |
1364 | perror("gettime"); | |
1365 | fprintf(stderr, "Internal timer error: aborting\n"); | |
1366 | exit(1); | |
1367 | } | |
1368 | current_us = timeout.it_value.tv_sec * 1000000 + timeout.it_value.tv_nsec/1000; | |
1369 | if (current_us && current_us <= nearest_delta_us) | |
1370 | return; | |
1371 | ||
1372 | timeout.it_interval.tv_sec = 0; | |
1373 | timeout.it_interval.tv_nsec = 0; /* 0 for one-shot timer */ | |
1374 | timeout.it_value.tv_sec = nearest_delta_us / 1000000; | |
1375 | timeout.it_value.tv_nsec = (nearest_delta_us % 1000000) * 1000; | |
1376 | if (timer_settime(host_timer, 0 /* RELATIVE */, &timeout, NULL)) { | |
1377 | perror("settime"); | |
1378 | fprintf(stderr, "Internal timer error: aborting\n"); | |
1379 | exit(1); | |
1380 | } | |
1381 | } | |
1382 | ||
70744b3a | 1383 | #endif /* defined(__linux__) */ |
231c6586 | 1384 | |
c8994013 TS |
1385 | static int unix_start_timer(struct qemu_alarm_timer *t) |
1386 | { | |
1387 | struct sigaction act; | |
1388 | struct itimerval itv; | |
1389 | int err; | |
1390 | ||
1391 | /* timer signal */ | |
1392 | sigfillset(&act.sa_mask); | |
1393 | act.sa_flags = 0; | |
c8994013 TS |
1394 | act.sa_handler = host_alarm_handler; |
1395 | ||
1396 | sigaction(SIGALRM, &act, NULL); | |
1397 | ||
1398 | itv.it_interval.tv_sec = 0; | |
1399 | /* for i386 kernel 2.6 to get 1 ms */ | |
1400 | itv.it_interval.tv_usec = 999; | |
1401 | itv.it_value.tv_sec = 0; | |
1402 | itv.it_value.tv_usec = 10 * 1000; | |
1403 | ||
1404 | err = setitimer(ITIMER_REAL, &itv, NULL); | |
1405 | if (err) | |
1406 | return -1; | |
1407 | ||
1408 | return 0; | |
1409 | } | |
1410 | ||
1411 | static void unix_stop_timer(struct qemu_alarm_timer *t) | |
1412 | { | |
1413 | struct itimerval itv; | |
1414 | ||
1415 | memset(&itv, 0, sizeof(itv)); | |
1416 | setitimer(ITIMER_REAL, &itv, NULL); | |
1417 | } | |
1418 | ||
829309c7 | 1419 | #endif /* !defined(_WIN32) */ |
fd872598 | 1420 | |
f49e58dc | 1421 | |
c8994013 TS |
1422 | #ifdef _WIN32 |
1423 | ||
1424 | static int win32_start_timer(struct qemu_alarm_timer *t) | |
1425 | { | |
1426 | TIMECAPS tc; | |
1427 | struct qemu_alarm_win32 *data = t->priv; | |
efe75411 | 1428 | UINT flags; |
c8994013 | 1429 | |
c8994013 TS |
1430 | memset(&tc, 0, sizeof(tc)); |
1431 | timeGetDevCaps(&tc, sizeof(tc)); | |
1432 | ||
1433 | if (data->period < tc.wPeriodMin) | |
1434 | data->period = tc.wPeriodMin; | |
1435 | ||
1436 | timeBeginPeriod(data->period); | |
1437 | ||
efe75411 TS |
1438 | flags = TIME_CALLBACK_FUNCTION; |
1439 | if (alarm_has_dynticks(t)) | |
1440 | flags |= TIME_ONESHOT; | |
1441 | else | |
1442 | flags |= TIME_PERIODIC; | |
1443 | ||
c8994013 TS |
1444 | data->timerId = timeSetEvent(1, // interval (ms) |
1445 | data->period, // resolution | |
1446 | host_alarm_handler, // function | |
1447 | (DWORD)t, // parameter | |
efe75411 | 1448 | flags); |
c8994013 TS |
1449 | |
1450 | if (!data->timerId) { | |
1451 | perror("Failed to initialize win32 alarm timer"); | |
c8994013 | 1452 | timeEndPeriod(data->period); |
c8994013 TS |
1453 | return -1; |
1454 | } | |
1455 | ||
c8994013 TS |
1456 | return 0; |
1457 | } | |
1458 | ||
1459 | static void win32_stop_timer(struct qemu_alarm_timer *t) | |
1460 | { | |
1461 | struct qemu_alarm_win32 *data = t->priv; | |
1462 | ||
1463 | timeKillEvent(data->timerId); | |
1464 | timeEndPeriod(data->period); | |
c8994013 TS |
1465 | } |
1466 | ||
efe75411 TS |
1467 | static void win32_rearm_timer(struct qemu_alarm_timer *t) |
1468 | { | |
1469 | struct qemu_alarm_win32 *data = t->priv; | |
1470 | uint64_t nearest_delta_us; | |
1471 | ||
1472 | if (!active_timers[QEMU_TIMER_REALTIME] && | |
1473 | !active_timers[QEMU_TIMER_VIRTUAL]) | |
d5d08334 | 1474 | return; |
efe75411 | 1475 | |
2e70f6ef | 1476 | nearest_delta_us = qemu_next_deadline_dyntick(); |
efe75411 TS |
1477 | nearest_delta_us /= 1000; |
1478 | ||
1479 | timeKillEvent(data->timerId); | |
1480 | ||
1481 | data->timerId = timeSetEvent(1, | |
1482 | data->period, | |
1483 | host_alarm_handler, | |
1484 | (DWORD)t, | |
1485 | TIME_ONESHOT | TIME_PERIODIC); | |
1486 | ||
1487 | if (!data->timerId) { | |
1488 | perror("Failed to re-arm win32 alarm timer"); | |
1489 | ||
1490 | timeEndPeriod(data->period); | |
efe75411 TS |
1491 | exit(1); |
1492 | } | |
1493 | } | |
1494 | ||
c8994013 TS |
1495 | #endif /* _WIN32 */ |
1496 | ||
7183b4b4 | 1497 | static int init_timer_alarm(void) |
8a7ddc38 | 1498 | { |
223f0d72 | 1499 | struct qemu_alarm_timer *t = NULL; |
c8994013 | 1500 | int i, err = -1; |
f49e58dc | 1501 | |
c8994013 TS |
1502 | for (i = 0; alarm_timers[i].name; i++) { |
1503 | t = &alarm_timers[i]; | |
1504 | ||
c8994013 TS |
1505 | err = t->start(t); |
1506 | if (!err) | |
1507 | break; | |
67b915a5 | 1508 | } |
fd872598 | 1509 | |
c8994013 | 1510 | if (err) { |
7183b4b4 AL |
1511 | err = -ENOENT; |
1512 | goto fail; | |
67b915a5 | 1513 | } |
c8994013 TS |
1514 | |
1515 | alarm_timer = t; | |
7183b4b4 | 1516 | |
6abfbd79 | 1517 | return 0; |
7183b4b4 AL |
1518 | |
1519 | fail: | |
7183b4b4 | 1520 | return err; |
8a7ddc38 FB |
1521 | } |
1522 | ||
9596ebb7 | 1523 | static void quit_timers(void) |
40c3bac3 | 1524 | { |
c8994013 TS |
1525 | alarm_timer->stop(alarm_timer); |
1526 | alarm_timer = NULL; | |
40c3bac3 FB |
1527 | } |
1528 | ||
f6503059 AZ |
1529 | /***********************************************************/ |
1530 | /* host time/date access */ | |
1531 | void qemu_get_timedate(struct tm *tm, int offset) | |
1532 | { | |
1533 | time_t ti; | |
1534 | struct tm *ret; | |
1535 | ||
1536 | time(&ti); | |
1537 | ti += offset; | |
1538 | if (rtc_date_offset == -1) { | |
1539 | if (rtc_utc) | |
1540 | ret = gmtime(&ti); | |
1541 | else | |
1542 | ret = localtime(&ti); | |
1543 | } else { | |
1544 | ti -= rtc_date_offset; | |
1545 | ret = gmtime(&ti); | |
1546 | } | |
1547 | ||
1548 | memcpy(tm, ret, sizeof(struct tm)); | |
1549 | } | |
1550 | ||
1551 | int qemu_timedate_diff(struct tm *tm) | |
1552 | { | |
1553 | time_t seconds; | |
1554 | ||
1555 | if (rtc_date_offset == -1) | |
1556 | if (rtc_utc) | |
1557 | seconds = mktimegm(tm); | |
1558 | else | |
1559 | seconds = mktime(tm); | |
1560 | else | |
1561 | seconds = mktimegm(tm) + rtc_date_offset; | |
1562 | ||
1563 | return seconds - time(NULL); | |
1564 | } | |
1565 | ||
fd1dff4b | 1566 | #ifdef _WIN32 |
fd1dff4b FB |
1567 | static void socket_cleanup(void) |
1568 | { | |
1569 | WSACleanup(); | |
1570 | } | |
82c643ff | 1571 | |
fd1dff4b FB |
1572 | static int socket_init(void) |
1573 | { | |
1574 | WSADATA Data; | |
1575 | int ret, err; | |
1576 | ||
1577 | ret = WSAStartup(MAKEWORD(2,2), &Data); | |
1578 | if (ret != 0) { | |
1579 | err = WSAGetLastError(); | |
1580 | fprintf(stderr, "WSAStartup: %d\n", err); | |
1581 | return -1; | |
1582 | } | |
1583 | atexit(socket_cleanup); | |
1584 | return 0; | |
1585 | } | |
64b7b733 AJ |
1586 | #endif |
1587 | ||
5db4af8b JK |
1588 | int get_next_param_value(char *buf, int buf_size, |
1589 | const char *tag, const char **pstr) | |
7c9d8e07 FB |
1590 | { |
1591 | const char *p; | |
7c9d8e07 FB |
1592 | char option[128]; |
1593 | ||
5db4af8b | 1594 | p = *pstr; |
7c9d8e07 | 1595 | for(;;) { |
268a362c | 1596 | p = get_opt_name(option, sizeof(option), p, '='); |
7c9d8e07 FB |
1597 | if (*p != '=') |
1598 | break; | |
1599 | p++; | |
1600 | if (!strcmp(tag, option)) { | |
5db4af8b JK |
1601 | *pstr = get_opt_value(buf, buf_size, p); |
1602 | if (**pstr == ',') { | |
1603 | (*pstr)++; | |
1604 | } | |
e4bcb14c | 1605 | return strlen(buf); |
7c9d8e07 | 1606 | } else { |
609497ab | 1607 | p = get_opt_value(NULL, 0, p); |
7c9d8e07 FB |
1608 | } |
1609 | if (*p != ',') | |
1610 | break; | |
1611 | p++; | |
1612 | } | |
1613 | return 0; | |
1614 | } | |
1615 | ||
5db4af8b JK |
1616 | int get_param_value(char *buf, int buf_size, |
1617 | const char *tag, const char *str) | |
1618 | { | |
1619 | return get_next_param_value(buf, buf_size, tag, &str); | |
1620 | } | |
1621 | ||
0aa7a205 JK |
1622 | int check_params(char *buf, int buf_size, |
1623 | const char * const *params, const char *str) | |
e4bcb14c TS |
1624 | { |
1625 | const char *p; | |
0aa7a205 | 1626 | int i; |
e4bcb14c TS |
1627 | |
1628 | p = str; | |
10300216 | 1629 | while (*p != '\0') { |
0aa7a205 | 1630 | p = get_opt_name(buf, buf_size, p, '='); |
ffad4116 | 1631 | if (*p != '=') { |
0aa7a205 | 1632 | return -1; |
ffad4116 | 1633 | } |
e4bcb14c | 1634 | p++; |
0aa7a205 JK |
1635 | for (i = 0; params[i] != NULL; i++) { |
1636 | if (!strcmp(params[i], buf)) { | |
e4bcb14c | 1637 | break; |
0aa7a205 JK |
1638 | } |
1639 | } | |
ffad4116 | 1640 | if (params[i] == NULL) { |
0aa7a205 | 1641 | return -1; |
ffad4116 | 1642 | } |
609497ab | 1643 | p = get_opt_value(NULL, 0, p); |
0aa7a205 | 1644 | if (*p != ',') { |
e4bcb14c | 1645 | break; |
0aa7a205 | 1646 | } |
e4bcb14c TS |
1647 | p++; |
1648 | } | |
0aa7a205 | 1649 | return 0; |
e4bcb14c TS |
1650 | } |
1651 | ||
1ae26a18 AZ |
1652 | /***********************************************************/ |
1653 | /* Bluetooth support */ | |
1654 | static int nb_hcis; | |
1655 | static int cur_hci; | |
1656 | static struct HCIInfo *hci_table[MAX_NICS]; | |
dc72ac14 | 1657 | |
1ae26a18 AZ |
1658 | static struct bt_vlan_s { |
1659 | struct bt_scatternet_s net; | |
1660 | int id; | |
1661 | struct bt_vlan_s *next; | |
1662 | } *first_bt_vlan; | |
1663 | ||
1664 | /* find or alloc a new bluetooth "VLAN" */ | |
674bb261 | 1665 | static struct bt_scatternet_s *qemu_find_bt_vlan(int id) |
1ae26a18 AZ |
1666 | { |
1667 | struct bt_vlan_s **pvlan, *vlan; | |
1668 | for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) { | |
1669 | if (vlan->id == id) | |
1670 | return &vlan->net; | |
1671 | } | |
1672 | vlan = qemu_mallocz(sizeof(struct bt_vlan_s)); | |
1673 | vlan->id = id; | |
1674 | pvlan = &first_bt_vlan; | |
1675 | while (*pvlan != NULL) | |
1676 | pvlan = &(*pvlan)->next; | |
1677 | *pvlan = vlan; | |
1678 | return &vlan->net; | |
1679 | } | |
1680 | ||
1681 | static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len) | |
1682 | { | |
1683 | } | |
1684 | ||
1685 | static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr) | |
1686 | { | |
1687 | return -ENOTSUP; | |
1688 | } | |
1689 | ||
1690 | static struct HCIInfo null_hci = { | |
1691 | .cmd_send = null_hci_send, | |
1692 | .sco_send = null_hci_send, | |
1693 | .acl_send = null_hci_send, | |
1694 | .bdaddr_set = null_hci_addr_set, | |
1695 | }; | |
1696 | ||
1697 | struct HCIInfo *qemu_next_hci(void) | |
1698 | { | |
1699 | if (cur_hci == nb_hcis) | |
1700 | return &null_hci; | |
1701 | ||
1702 | return hci_table[cur_hci++]; | |
1703 | } | |
1704 | ||
dc72ac14 AZ |
1705 | static struct HCIInfo *hci_init(const char *str) |
1706 | { | |
1707 | char *endp; | |
1708 | struct bt_scatternet_s *vlan = 0; | |
1709 | ||
1710 | if (!strcmp(str, "null")) | |
1711 | /* null */ | |
1712 | return &null_hci; | |
1713 | else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':')) | |
1714 | /* host[:hciN] */ | |
1715 | return bt_host_hci(str[4] ? str + 5 : "hci0"); | |
1716 | else if (!strncmp(str, "hci", 3)) { | |
1717 | /* hci[,vlan=n] */ | |
1718 | if (str[3]) { | |
1719 | if (!strncmp(str + 3, ",vlan=", 6)) { | |
1720 | vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0)); | |
1721 | if (*endp) | |
1722 | vlan = 0; | |
1723 | } | |
1724 | } else | |
1725 | vlan = qemu_find_bt_vlan(0); | |
1726 | if (vlan) | |
1727 | return bt_new_hci(vlan); | |
1728 | } | |
1729 | ||
1730 | fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str); | |
1731 | ||
1732 | return 0; | |
1733 | } | |
1734 | ||
1735 | static int bt_hci_parse(const char *str) | |
1736 | { | |
1737 | struct HCIInfo *hci; | |
1738 | bdaddr_t bdaddr; | |
1739 | ||
1740 | if (nb_hcis >= MAX_NICS) { | |
1741 | fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS); | |
1742 | return -1; | |
1743 | } | |
1744 | ||
1745 | hci = hci_init(str); | |
1746 | if (!hci) | |
1747 | return -1; | |
1748 | ||
1749 | bdaddr.b[0] = 0x52; | |
1750 | bdaddr.b[1] = 0x54; | |
1751 | bdaddr.b[2] = 0x00; | |
1752 | bdaddr.b[3] = 0x12; | |
1753 | bdaddr.b[4] = 0x34; | |
1754 | bdaddr.b[5] = 0x56 + nb_hcis; | |
1755 | hci->bdaddr_set(hci, bdaddr.b); | |
1756 | ||
1757 | hci_table[nb_hcis++] = hci; | |
1758 | ||
1759 | return 0; | |
1760 | } | |
1761 | ||
1762 | static void bt_vhci_add(int vlan_id) | |
1763 | { | |
1764 | struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id); | |
1765 | ||
1766 | if (!vlan->slave) | |
1767 | fprintf(stderr, "qemu: warning: adding a VHCI to " | |
1768 | "an empty scatternet %i\n", vlan_id); | |
1769 | ||
1770 | bt_vhci_init(bt_new_hci(vlan)); | |
1771 | } | |
1772 | ||
1773 | static struct bt_device_s *bt_device_add(const char *opt) | |
1774 | { | |
1775 | struct bt_scatternet_s *vlan; | |
1776 | int vlan_id = 0; | |
1777 | char *endp = strstr(opt, ",vlan="); | |
1778 | int len = (endp ? endp - opt : strlen(opt)) + 1; | |
1779 | char devname[10]; | |
1780 | ||
1781 | pstrcpy(devname, MIN(sizeof(devname), len), opt); | |
1782 | ||
1783 | if (endp) { | |
1784 | vlan_id = strtol(endp + 6, &endp, 0); | |
1785 | if (*endp) { | |
1786 | fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n"); | |
1787 | return 0; | |
1788 | } | |
1789 | } | |
1790 | ||
1791 | vlan = qemu_find_bt_vlan(vlan_id); | |
1792 | ||
1793 | if (!vlan->slave) | |
1794 | fprintf(stderr, "qemu: warning: adding a slave device to " | |
1795 | "an empty scatternet %i\n", vlan_id); | |
1796 | ||
1797 | if (!strcmp(devname, "keyboard")) | |
1798 | return bt_keyboard_init(vlan); | |
1799 | ||
1800 | fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname); | |
1801 | return 0; | |
1802 | } | |
1803 | ||
1804 | static int bt_parse(const char *opt) | |
1805 | { | |
1806 | const char *endp, *p; | |
1807 | int vlan; | |
1808 | ||
1809 | if (strstart(opt, "hci", &endp)) { | |
1810 | if (!*endp || *endp == ',') { | |
1811 | if (*endp) | |
1812 | if (!strstart(endp, ",vlan=", 0)) | |
1813 | opt = endp + 1; | |
1814 | ||
1815 | return bt_hci_parse(opt); | |
1816 | } | |
1817 | } else if (strstart(opt, "vhci", &endp)) { | |
1818 | if (!*endp || *endp == ',') { | |
1819 | if (*endp) { | |
1820 | if (strstart(endp, ",vlan=", &p)) { | |
1821 | vlan = strtol(p, (char **) &endp, 0); | |
1822 | if (*endp) { | |
1823 | fprintf(stderr, "qemu: bad scatternet '%s'\n", p); | |
1824 | return 1; | |
1825 | } | |
1826 | } else { | |
1827 | fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1); | |
1828 | return 1; | |
1829 | } | |
1830 | } else | |
1831 | vlan = 0; | |
1832 | ||
1833 | bt_vhci_add(vlan); | |
1834 | return 0; | |
1835 | } | |
1836 | } else if (strstart(opt, "device:", &endp)) | |
1837 | return !bt_device_add(endp); | |
1838 | ||
1839 | fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt); | |
1840 | return 1; | |
1841 | } | |
1842 | ||
1ae26a18 AZ |
1843 | /***********************************************************/ |
1844 | /* QEMU Block devices */ | |
1845 | ||
609497ab | 1846 | #define HD_ALIAS "index=%d,media=disk" |
e4bcb14c | 1847 | #define CDROM_ALIAS "index=2,media=cdrom" |
e4bcb14c | 1848 | #define FD_ALIAS "index=%d,if=floppy" |
609497ab AZ |
1849 | #define PFLASH_ALIAS "if=pflash" |
1850 | #define MTD_ALIAS "if=mtd" | |
9d413d1d | 1851 | #define SD_ALIAS "index=0,if=sd" |
e4bcb14c | 1852 | |
7d5aca9e AL |
1853 | static int drive_opt_get_free_idx(void) |
1854 | { | |
1855 | int index; | |
1856 | ||
1857 | for (index = 0; index < MAX_DRIVES; index++) | |
1858 | if (!drives_opt[index].used) { | |
1859 | drives_opt[index].used = 1; | |
1860 | return index; | |
1861 | } | |
1862 | ||
1863 | return -1; | |
1864 | } | |
1865 | ||
1866 | static int drive_get_free_idx(void) | |
1867 | { | |
1868 | int index; | |
1869 | ||
1870 | for (index = 0; index < MAX_DRIVES; index++) | |
1871 | if (!drives_table[index].used) { | |
1872 | drives_table[index].used = 1; | |
1873 | return index; | |
1874 | } | |
1875 | ||
1876 | return -1; | |
1877 | } | |
1878 | ||
4d73cd3b | 1879 | int drive_add(const char *file, const char *fmt, ...) |
e4bcb14c TS |
1880 | { |
1881 | va_list ap; | |
7d5aca9e | 1882 | int index = drive_opt_get_free_idx(); |
e4bcb14c | 1883 | |
7d5aca9e | 1884 | if (nb_drives_opt >= MAX_DRIVES || index == -1) { |
e4bcb14c | 1885 | fprintf(stderr, "qemu: too many drives\n"); |
4d73cd3b | 1886 | return -1; |
e4bcb14c TS |
1887 | } |
1888 | ||
7d5aca9e | 1889 | drives_opt[index].file = file; |
e4bcb14c | 1890 | va_start(ap, fmt); |
7d5aca9e | 1891 | vsnprintf(drives_opt[index].opt, |
609497ab | 1892 | sizeof(drives_opt[0].opt), fmt, ap); |
e4bcb14c TS |
1893 | va_end(ap); |
1894 | ||
7d5aca9e AL |
1895 | nb_drives_opt++; |
1896 | return index; | |
e4bcb14c TS |
1897 | } |
1898 | ||
b01b1111 AL |
1899 | void drive_remove(int index) |
1900 | { | |
1901 | drives_opt[index].used = 0; | |
1902 | nb_drives_opt--; | |
1903 | } | |
1904 | ||
f60d39bc | 1905 | int drive_get_index(BlockInterfaceType type, int bus, int unit) |
e4bcb14c TS |
1906 | { |
1907 | int index; | |
1908 | ||
1909 | /* seek interface, bus and unit */ | |
1910 | ||
7d5aca9e | 1911 | for (index = 0; index < MAX_DRIVES; index++) |
f60d39bc | 1912 | if (drives_table[index].type == type && |
e4bcb14c | 1913 | drives_table[index].bus == bus && |
7d5aca9e AL |
1914 | drives_table[index].unit == unit && |
1915 | drives_table[index].used) | |
e4bcb14c TS |
1916 | return index; |
1917 | ||
1918 | return -1; | |
1919 | } | |
1920 | ||
f60d39bc | 1921 | int drive_get_max_bus(BlockInterfaceType type) |
e4bcb14c TS |
1922 | { |
1923 | int max_bus; | |
1924 | int index; | |
1925 | ||
1926 | max_bus = -1; | |
1927 | for (index = 0; index < nb_drives; index++) { | |
f60d39bc | 1928 | if(drives_table[index].type == type && |
e4bcb14c TS |
1929 | drives_table[index].bus > max_bus) |
1930 | max_bus = drives_table[index].bus; | |
1931 | } | |
1932 | return max_bus; | |
1933 | } | |
1934 | ||
fa879c64 AL |
1935 | const char *drive_get_serial(BlockDriverState *bdrv) |
1936 | { | |
1937 | int index; | |
1938 | ||
1939 | for (index = 0; index < nb_drives; index++) | |
1940 | if (drives_table[index].bdrv == bdrv) | |
1941 | return drives_table[index].serial; | |
1942 | ||
1943 | return "\0"; | |
1944 | } | |
1945 | ||
428c5705 AL |
1946 | BlockInterfaceErrorAction drive_get_onerror(BlockDriverState *bdrv) |
1947 | { | |
1948 | int index; | |
1949 | ||
1950 | for (index = 0; index < nb_drives; index++) | |
1951 | if (drives_table[index].bdrv == bdrv) | |
1952 | return drives_table[index].onerror; | |
1953 | ||
cdad4bd8 | 1954 | return BLOCK_ERR_STOP_ENOSPC; |
428c5705 AL |
1955 | } |
1956 | ||
a1620fac AJ |
1957 | static void bdrv_format_print(void *opaque, const char *name) |
1958 | { | |
1959 | fprintf(stderr, " %s", name); | |
1960 | } | |
1961 | ||
b01b1111 AL |
1962 | void drive_uninit(BlockDriverState *bdrv) |
1963 | { | |
1964 | int i; | |
1965 | ||
1966 | for (i = 0; i < MAX_DRIVES; i++) | |
1967 | if (drives_table[i].bdrv == bdrv) { | |
1968 | drives_table[i].bdrv = NULL; | |
1969 | drives_table[i].used = 0; | |
1970 | drive_remove(drives_table[i].drive_opt_idx); | |
1971 | nb_drives--; | |
1972 | break; | |
1973 | } | |
1974 | } | |
1975 | ||
4d73cd3b | 1976 | int drive_init(struct drive_opt *arg, int snapshot, void *opaque) |
e4bcb14c TS |
1977 | { |
1978 | char buf[128]; | |
1979 | char file[1024]; | |
c8522bdf | 1980 | char devname[128]; |
fa879c64 | 1981 | char serial[21]; |
c8522bdf | 1982 | const char *mediastr = ""; |
f60d39bc | 1983 | BlockInterfaceType type; |
e4bcb14c TS |
1984 | enum { MEDIA_DISK, MEDIA_CDROM } media; |
1985 | int bus_id, unit_id; | |
1986 | int cyls, heads, secs, translation; | |
1987 | BlockDriverState *bdrv; | |
1e72d3b7 | 1988 | BlockDriver *drv = NULL; |
4d73cd3b | 1989 | QEMUMachine *machine = opaque; |
e4bcb14c TS |
1990 | int max_devs; |
1991 | int index; | |
33f00271 | 1992 | int cache; |
428c5705 | 1993 | int bdrv_flags, onerror; |
c2cc47a4 | 1994 | const char *devaddr; |
7d5aca9e | 1995 | int drives_table_idx; |
609497ab | 1996 | char *str = arg->opt; |
7ccfb2eb BS |
1997 | static const char * const params[] = { "bus", "unit", "if", "index", |
1998 | "cyls", "heads", "secs", "trans", | |
1999 | "media", "snapshot", "file", | |
c2cc47a4 MA |
2000 | "cache", "format", "serial", |
2001 | "werror", "addr", | |
428c5705 | 2002 | NULL }; |
e4bcb14c | 2003 | |
0aa7a205 | 2004 | if (check_params(buf, sizeof(buf), params, str) < 0) { |
cda94b27 MM |
2005 | fprintf(stderr, "qemu: unknown parameter '%s' in '%s'\n", |
2006 | buf, str); | |
e4bcb14c TS |
2007 | return -1; |
2008 | } | |
2009 | ||
2010 | file[0] = 0; | |
2011 | cyls = heads = secs = 0; | |
2012 | bus_id = 0; | |
2013 | unit_id = -1; | |
2014 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
2015 | index = -1; | |
0aa217e4 | 2016 | cache = 1; |
e4bcb14c | 2017 | |
c9b1ae2c | 2018 | if (machine->use_scsi) { |
f60d39bc | 2019 | type = IF_SCSI; |
e4bcb14c | 2020 | max_devs = MAX_SCSI_DEVS; |
363a37d5 | 2021 | pstrcpy(devname, sizeof(devname), "scsi"); |
e4bcb14c | 2022 | } else { |
f60d39bc | 2023 | type = IF_IDE; |
e4bcb14c | 2024 | max_devs = MAX_IDE_DEVS; |
363a37d5 | 2025 | pstrcpy(devname, sizeof(devname), "ide"); |
e4bcb14c TS |
2026 | } |
2027 | media = MEDIA_DISK; | |
2028 | ||
2029 | /* extract parameters */ | |
2030 | ||
2031 | if (get_param_value(buf, sizeof(buf), "bus", str)) { | |
2032 | bus_id = strtol(buf, NULL, 0); | |
2033 | if (bus_id < 0) { | |
2034 | fprintf(stderr, "qemu: '%s' invalid bus id\n", str); | |
2035 | return -1; | |
2036 | } | |
2037 | } | |
2038 | ||
2039 | if (get_param_value(buf, sizeof(buf), "unit", str)) { | |
2040 | unit_id = strtol(buf, NULL, 0); | |
2041 | if (unit_id < 0) { | |
2042 | fprintf(stderr, "qemu: '%s' invalid unit id\n", str); | |
2043 | return -1; | |
2044 | } | |
2045 | } | |
2046 | ||
2047 | if (get_param_value(buf, sizeof(buf), "if", str)) { | |
ae45d369 | 2048 | pstrcpy(devname, sizeof(devname), buf); |
e4bcb14c | 2049 | if (!strcmp(buf, "ide")) { |
f60d39bc | 2050 | type = IF_IDE; |
e4bcb14c TS |
2051 | max_devs = MAX_IDE_DEVS; |
2052 | } else if (!strcmp(buf, "scsi")) { | |
f60d39bc | 2053 | type = IF_SCSI; |
e4bcb14c TS |
2054 | max_devs = MAX_SCSI_DEVS; |
2055 | } else if (!strcmp(buf, "floppy")) { | |
f60d39bc | 2056 | type = IF_FLOPPY; |
e4bcb14c TS |
2057 | max_devs = 0; |
2058 | } else if (!strcmp(buf, "pflash")) { | |
f60d39bc | 2059 | type = IF_PFLASH; |
e4bcb14c TS |
2060 | max_devs = 0; |
2061 | } else if (!strcmp(buf, "mtd")) { | |
f60d39bc | 2062 | type = IF_MTD; |
e4bcb14c TS |
2063 | max_devs = 0; |
2064 | } else if (!strcmp(buf, "sd")) { | |
f60d39bc | 2065 | type = IF_SD; |
e4bcb14c | 2066 | max_devs = 0; |
6e02c38d AL |
2067 | } else if (!strcmp(buf, "virtio")) { |
2068 | type = IF_VIRTIO; | |
2069 | max_devs = 0; | |
62d23efa AL |
2070 | } else if (!strcmp(buf, "xen")) { |
2071 | type = IF_XEN; | |
2072 | max_devs = 0; | |
2073 | } else { | |
e4bcb14c TS |
2074 | fprintf(stderr, "qemu: '%s' unsupported bus type '%s'\n", str, buf); |
2075 | return -1; | |
2076 | } | |
2077 | } | |
2078 | ||
2079 | if (get_param_value(buf, sizeof(buf), "index", str)) { | |
2080 | index = strtol(buf, NULL, 0); | |
2081 | if (index < 0) { | |
2082 | fprintf(stderr, "qemu: '%s' invalid index\n", str); | |
2083 | return -1; | |
2084 | } | |
2085 | } | |
2086 | ||
2087 | if (get_param_value(buf, sizeof(buf), "cyls", str)) { | |
2088 | cyls = strtol(buf, NULL, 0); | |
2089 | } | |
2090 | ||
2091 | if (get_param_value(buf, sizeof(buf), "heads", str)) { | |
2092 | heads = strtol(buf, NULL, 0); | |
2093 | } | |
2094 | ||
2095 | if (get_param_value(buf, sizeof(buf), "secs", str)) { | |
2096 | secs = strtol(buf, NULL, 0); | |
2097 | } | |
2098 | ||
2099 | if (cyls || heads || secs) { | |
2100 | if (cyls < 1 || cyls > 16383) { | |
2101 | fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", str); | |
2102 | return -1; | |
2103 | } | |
2104 | if (heads < 1 || heads > 16) { | |
2105 | fprintf(stderr, "qemu: '%s' invalid physical heads number\n", str); | |
2106 | return -1; | |
2107 | } | |
2108 | if (secs < 1 || secs > 63) { | |
2109 | fprintf(stderr, "qemu: '%s' invalid physical secs number\n", str); | |
2110 | return -1; | |
2111 | } | |
2112 | } | |
2113 | ||
2114 | if (get_param_value(buf, sizeof(buf), "trans", str)) { | |
2115 | if (!cyls) { | |
2116 | fprintf(stderr, | |
2117 | "qemu: '%s' trans must be used with cyls,heads and secs\n", | |
2118 | str); | |
2119 | return -1; | |
2120 | } | |
2121 | if (!strcmp(buf, "none")) | |
2122 | translation = BIOS_ATA_TRANSLATION_NONE; | |
2123 | else if (!strcmp(buf, "lba")) | |
2124 | translation = BIOS_ATA_TRANSLATION_LBA; | |
2125 | else if (!strcmp(buf, "auto")) | |
2126 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
2127 | else { | |
2128 | fprintf(stderr, "qemu: '%s' invalid translation type\n", str); | |
2129 | return -1; | |
2130 | } | |
2131 | } | |
2132 | ||
2133 | if (get_param_value(buf, sizeof(buf), "media", str)) { | |
2134 | if (!strcmp(buf, "disk")) { | |
2135 | media = MEDIA_DISK; | |
2136 | } else if (!strcmp(buf, "cdrom")) { | |
2137 | if (cyls || secs || heads) { | |
2138 | fprintf(stderr, | |
2139 | "qemu: '%s' invalid physical CHS format\n", str); | |
2140 | return -1; | |
2141 | } | |
2142 | media = MEDIA_CDROM; | |
2143 | } else { | |
2144 | fprintf(stderr, "qemu: '%s' invalid media\n", str); | |
2145 | return -1; | |
2146 | } | |
2147 | } | |
2148 | ||
2149 | if (get_param_value(buf, sizeof(buf), "snapshot", str)) { | |
2150 | if (!strcmp(buf, "on")) | |
2151 | snapshot = 1; | |
2152 | else if (!strcmp(buf, "off")) | |
2153 | snapshot = 0; | |
2154 | else { | |
2155 | fprintf(stderr, "qemu: '%s' invalid snapshot option\n", str); | |
2156 | return -1; | |
2157 | } | |
2158 | } | |
2159 | ||
33f00271 | 2160 | if (get_param_value(buf, sizeof(buf), "cache", str)) { |
9f7965c7 | 2161 | if (!strcmp(buf, "off") || !strcmp(buf, "none")) |
33f00271 | 2162 | cache = 0; |
9f7965c7 | 2163 | else if (!strcmp(buf, "writethrough")) |
33f00271 | 2164 | cache = 1; |
9f7965c7 AL |
2165 | else if (!strcmp(buf, "writeback")) |
2166 | cache = 2; | |
33f00271 AZ |
2167 | else { |
2168 | fprintf(stderr, "qemu: invalid cache option\n"); | |
2169 | return -1; | |
2170 | } | |
2171 | } | |
2172 | ||
1e72d3b7 | 2173 | if (get_param_value(buf, sizeof(buf), "format", str)) { |
a1620fac AJ |
2174 | if (strcmp(buf, "?") == 0) { |
2175 | fprintf(stderr, "qemu: Supported formats:"); | |
2176 | bdrv_iterate_format(bdrv_format_print, NULL); | |
2177 | fprintf(stderr, "\n"); | |
2178 | return -1; | |
2179 | } | |
1e72d3b7 AJ |
2180 | drv = bdrv_find_format(buf); |
2181 | if (!drv) { | |
2182 | fprintf(stderr, "qemu: '%s' invalid format\n", buf); | |
2183 | return -1; | |
2184 | } | |
2185 | } | |
2186 | ||
609497ab AZ |
2187 | if (arg->file == NULL) |
2188 | get_param_value(file, sizeof(file), "file", str); | |
2189 | else | |
2190 | pstrcpy(file, sizeof(file), arg->file); | |
e4bcb14c | 2191 | |
fa879c64 AL |
2192 | if (!get_param_value(serial, sizeof(serial), "serial", str)) |
2193 | memset(serial, 0, sizeof(serial)); | |
2194 | ||
cdad4bd8 | 2195 | onerror = BLOCK_ERR_STOP_ENOSPC; |
428c5705 | 2196 | if (get_param_value(buf, sizeof(serial), "werror", str)) { |
869a5c6d | 2197 | if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO) { |
ea8a5d7f | 2198 | fprintf(stderr, "werror is no supported by this format\n"); |
428c5705 AL |
2199 | return -1; |
2200 | } | |
2201 | if (!strcmp(buf, "ignore")) | |
2202 | onerror = BLOCK_ERR_IGNORE; | |
2203 | else if (!strcmp(buf, "enospc")) | |
2204 | onerror = BLOCK_ERR_STOP_ENOSPC; | |
2205 | else if (!strcmp(buf, "stop")) | |
2206 | onerror = BLOCK_ERR_STOP_ANY; | |
2207 | else if (!strcmp(buf, "report")) | |
2208 | onerror = BLOCK_ERR_REPORT; | |
2209 | else { | |
2210 | fprintf(stderr, "qemu: '%s' invalid write error action\n", buf); | |
2211 | return -1; | |
2212 | } | |
2213 | } | |
2214 | ||
c2cc47a4 MA |
2215 | devaddr = NULL; |
2216 | if (get_param_value(buf, sizeof(buf), "addr", str)) { | |
2217 | if (type != IF_VIRTIO) { | |
2218 | fprintf(stderr, "addr is not supported by in '%s'\n", str); | |
2219 | return -1; | |
2220 | } | |
2221 | devaddr = strdup(buf); | |
2222 | } | |
2223 | ||
e4bcb14c TS |
2224 | /* compute bus and unit according index */ |
2225 | ||
2226 | if (index != -1) { | |
2227 | if (bus_id != 0 || unit_id != -1) { | |
2228 | fprintf(stderr, | |
2229 | "qemu: '%s' index cannot be used with bus and unit\n", str); | |
2230 | return -1; | |
2231 | } | |
2232 | if (max_devs == 0) | |
2233 | { | |
2234 | unit_id = index; | |
2235 | bus_id = 0; | |
2236 | } else { | |
2237 | unit_id = index % max_devs; | |
2238 | bus_id = index / max_devs; | |
2239 | } | |
2240 | } | |
2241 | ||
2242 | /* if user doesn't specify a unit_id, | |
2243 | * try to find the first free | |
2244 | */ | |
2245 | ||
2246 | if (unit_id == -1) { | |
2247 | unit_id = 0; | |
f60d39bc | 2248 | while (drive_get_index(type, bus_id, unit_id) != -1) { |
e4bcb14c TS |
2249 | unit_id++; |
2250 | if (max_devs && unit_id >= max_devs) { | |
2251 | unit_id -= max_devs; | |
2252 | bus_id++; | |
2253 | } | |
2254 | } | |
2255 | } | |
2256 | ||
2257 | /* check unit id */ | |
2258 | ||
2259 | if (max_devs && unit_id >= max_devs) { | |
2260 | fprintf(stderr, "qemu: '%s' unit %d too big (max is %d)\n", | |
2261 | str, unit_id, max_devs - 1); | |
2262 | return -1; | |
2263 | } | |
2264 | ||
2265 | /* | |
2266 | * ignore multiple definitions | |
2267 | */ | |
2268 | ||
f60d39bc | 2269 | if (drive_get_index(type, bus_id, unit_id) != -1) |
4d73cd3b | 2270 | return -2; |
e4bcb14c TS |
2271 | |
2272 | /* init */ | |
2273 | ||
f60d39bc | 2274 | if (type == IF_IDE || type == IF_SCSI) |
c8522bdf | 2275 | mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd"; |
e6198a70 AZ |
2276 | if (max_devs) |
2277 | snprintf(buf, sizeof(buf), "%s%i%s%i", | |
2278 | devname, bus_id, mediastr, unit_id); | |
2279 | else | |
2280 | snprintf(buf, sizeof(buf), "%s%s%i", | |
2281 | devname, mediastr, unit_id); | |
e4bcb14c | 2282 | bdrv = bdrv_new(buf); |
7d5aca9e AL |
2283 | drives_table_idx = drive_get_free_idx(); |
2284 | drives_table[drives_table_idx].bdrv = bdrv; | |
c2cc47a4 | 2285 | drives_table[drives_table_idx].devaddr = devaddr; |
7d5aca9e AL |
2286 | drives_table[drives_table_idx].type = type; |
2287 | drives_table[drives_table_idx].bus = bus_id; | |
2288 | drives_table[drives_table_idx].unit = unit_id; | |
2289 | drives_table[drives_table_idx].onerror = onerror; | |
b01b1111 | 2290 | drives_table[drives_table_idx].drive_opt_idx = arg - drives_opt; |
e6a6dfe4 | 2291 | strncpy(drives_table[drives_table_idx].serial, serial, sizeof(serial)); |
e4bcb14c TS |
2292 | nb_drives++; |
2293 | ||
f60d39bc | 2294 | switch(type) { |
e4bcb14c TS |
2295 | case IF_IDE: |
2296 | case IF_SCSI: | |
62d23efa | 2297 | case IF_XEN: |
e4bcb14c TS |
2298 | switch(media) { |
2299 | case MEDIA_DISK: | |
2300 | if (cyls != 0) { | |
2301 | bdrv_set_geometry_hint(bdrv, cyls, heads, secs); | |
2302 | bdrv_set_translation_hint(bdrv, translation); | |
2303 | } | |
2304 | break; | |
2305 | case MEDIA_CDROM: | |
2306 | bdrv_set_type_hint(bdrv, BDRV_TYPE_CDROM); | |
2307 | break; | |
2308 | } | |
2309 | break; | |
2310 | case IF_SD: | |
2311 | /* FIXME: This isn't really a floppy, but it's a reasonable | |
2312 | approximation. */ | |
2313 | case IF_FLOPPY: | |
2314 | bdrv_set_type_hint(bdrv, BDRV_TYPE_FLOPPY); | |
2315 | break; | |
2316 | case IF_PFLASH: | |
2317 | case IF_MTD: | |
6e02c38d | 2318 | case IF_VIRTIO: |
e4bcb14c | 2319 | break; |
aae9460e PB |
2320 | case IF_COUNT: |
2321 | abort(); | |
e4bcb14c TS |
2322 | } |
2323 | if (!file[0]) | |
4d73cd3b | 2324 | return -2; |
33f00271 | 2325 | bdrv_flags = 0; |
9f7965c7 | 2326 | if (snapshot) { |
33f00271 | 2327 | bdrv_flags |= BDRV_O_SNAPSHOT; |
9f7965c7 AL |
2328 | cache = 2; /* always use write-back with snapshot */ |
2329 | } | |
2330 | if (cache == 0) /* no caching */ | |
2331 | bdrv_flags |= BDRV_O_NOCACHE; | |
2332 | else if (cache == 2) /* write-back */ | |
2333 | bdrv_flags |= BDRV_O_CACHE_WB; | |
c0f4ce77 | 2334 | if (bdrv_open2(bdrv, file, bdrv_flags, drv) < 0) { |
e4bcb14c TS |
2335 | fprintf(stderr, "qemu: could not open disk image %s\n", |
2336 | file); | |
2337 | return -1; | |
2338 | } | |
c0f4ce77 AL |
2339 | if (bdrv_key_required(bdrv)) |
2340 | autostart = 0; | |
4d73cd3b | 2341 | return drives_table_idx; |
e4bcb14c TS |
2342 | } |
2343 | ||
268a362c AL |
2344 | static void numa_add(const char *optarg) |
2345 | { | |
2346 | char option[128]; | |
2347 | char *endptr; | |
2348 | unsigned long long value, endvalue; | |
2349 | int nodenr; | |
2350 | ||
2351 | optarg = get_opt_name(option, 128, optarg, ',') + 1; | |
2352 | if (!strcmp(option, "node")) { | |
2353 | if (get_param_value(option, 128, "nodeid", optarg) == 0) { | |
2354 | nodenr = nb_numa_nodes; | |
2355 | } else { | |
2356 | nodenr = strtoull(option, NULL, 10); | |
2357 | } | |
2358 | ||
2359 | if (get_param_value(option, 128, "mem", optarg) == 0) { | |
2360 | node_mem[nodenr] = 0; | |
2361 | } else { | |
2362 | value = strtoull(option, &endptr, 0); | |
2363 | switch (*endptr) { | |
2364 | case 0: case 'M': case 'm': | |
2365 | value <<= 20; | |
2366 | break; | |
2367 | case 'G': case 'g': | |
2368 | value <<= 30; | |
2369 | break; | |
2370 | } | |
2371 | node_mem[nodenr] = value; | |
2372 | } | |
2373 | if (get_param_value(option, 128, "cpus", optarg) == 0) { | |
2374 | node_cpumask[nodenr] = 0; | |
2375 | } else { | |
2376 | value = strtoull(option, &endptr, 10); | |
2377 | if (value >= 64) { | |
2378 | value = 63; | |
2379 | fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n"); | |
2380 | } else { | |
2381 | if (*endptr == '-') { | |
2382 | endvalue = strtoull(endptr+1, &endptr, 10); | |
2383 | if (endvalue >= 63) { | |
2384 | endvalue = 62; | |
2385 | fprintf(stderr, | |
2386 | "only 63 CPUs in NUMA mode supported.\n"); | |
2387 | } | |
2388 | value = (1 << (endvalue + 1)) - (1 << value); | |
2389 | } else { | |
2390 | value = 1 << value; | |
2391 | } | |
2392 | } | |
2393 | node_cpumask[nodenr] = value; | |
2394 | } | |
2395 | nb_numa_nodes++; | |
2396 | } | |
2397 | return; | |
2398 | } | |
2399 | ||
a594cfbf FB |
2400 | /***********************************************************/ |
2401 | /* USB devices */ | |
2402 | ||
0d92ed30 PB |
2403 | static USBPort *used_usb_ports; |
2404 | static USBPort *free_usb_ports; | |
2405 | ||
2406 | /* ??? Maybe change this to register a hub to keep track of the topology. */ | |
2407 | void qemu_register_usb_port(USBPort *port, void *opaque, int index, | |
2408 | usb_attachfn attach) | |
2409 | { | |
2410 | port->opaque = opaque; | |
2411 | port->index = index; | |
2412 | port->attach = attach; | |
2413 | port->next = free_usb_ports; | |
2414 | free_usb_ports = port; | |
2415 | } | |
2416 | ||
4b096fc9 AL |
2417 | int usb_device_add_dev(USBDevice *dev) |
2418 | { | |
2419 | USBPort *port; | |
2420 | ||
2421 | /* Find a USB port to add the device to. */ | |
2422 | port = free_usb_ports; | |
2423 | if (!port->next) { | |
2424 | USBDevice *hub; | |
2425 | ||
2426 | /* Create a new hub and chain it on. */ | |
2427 | free_usb_ports = NULL; | |
2428 | port->next = used_usb_ports; | |
2429 | used_usb_ports = port; | |
2430 | ||
2431 | hub = usb_hub_init(VM_USB_HUB_SIZE); | |
2432 | usb_attach(port, hub); | |
2433 | port = free_usb_ports; | |
2434 | } | |
2435 | ||
2436 | free_usb_ports = port->next; | |
2437 | port->next = used_usb_ports; | |
2438 | used_usb_ports = port; | |
2439 | usb_attach(port, dev); | |
2440 | return 0; | |
2441 | } | |
2442 | ||
bb5fc20f AL |
2443 | static void usb_msd_password_cb(void *opaque, int err) |
2444 | { | |
2445 | USBDevice *dev = opaque; | |
2446 | ||
2447 | if (!err) | |
2448 | usb_device_add_dev(dev); | |
2449 | else | |
2450 | dev->handle_destroy(dev); | |
2451 | } | |
2452 | ||
c0f4ce77 | 2453 | static int usb_device_add(const char *devname, int is_hotplug) |
a594cfbf FB |
2454 | { |
2455 | const char *p; | |
2456 | USBDevice *dev; | |
a594cfbf | 2457 | |
0d92ed30 | 2458 | if (!free_usb_ports) |
a594cfbf FB |
2459 | return -1; |
2460 | ||
2461 | if (strstart(devname, "host:", &p)) { | |
2462 | dev = usb_host_device_open(p); | |
a594cfbf FB |
2463 | } else if (!strcmp(devname, "mouse")) { |
2464 | dev = usb_mouse_init(); | |
09b26c5e | 2465 | } else if (!strcmp(devname, "tablet")) { |
47b2d338 AZ |
2466 | dev = usb_tablet_init(); |
2467 | } else if (!strcmp(devname, "keyboard")) { | |
2468 | dev = usb_keyboard_init(); | |
2e5d83bb | 2469 | } else if (strstart(devname, "disk:", &p)) { |
c0f4ce77 AL |
2470 | BlockDriverState *bs; |
2471 | ||
bb5fc20f | 2472 | dev = usb_msd_init(p); |
c0f4ce77 AL |
2473 | if (!dev) |
2474 | return -1; | |
bb5fc20f | 2475 | bs = usb_msd_get_bdrv(dev); |
c0f4ce77 AL |
2476 | if (bdrv_key_required(bs)) { |
2477 | autostart = 0; | |
bb5fc20f | 2478 | if (is_hotplug) { |
376253ec AL |
2479 | monitor_read_bdrv_key_start(cur_mon, bs, usb_msd_password_cb, |
2480 | dev); | |
bb5fc20f | 2481 | return 0; |
c0f4ce77 AL |
2482 | } |
2483 | } | |
f6d2a316 AZ |
2484 | } else if (!strcmp(devname, "wacom-tablet")) { |
2485 | dev = usb_wacom_init(); | |
a7954218 AZ |
2486 | } else if (strstart(devname, "serial:", &p)) { |
2487 | dev = usb_serial_init(p); | |
2e4d9fb1 AJ |
2488 | #ifdef CONFIG_BRLAPI |
2489 | } else if (!strcmp(devname, "braille")) { | |
2490 | dev = usb_baum_init(); | |
2491 | #endif | |
6c9f886c | 2492 | } else if (strstart(devname, "net:", &p)) { |
9ad97e65 | 2493 | int nic = nb_nics; |
6c9f886c | 2494 | |
10ae5a7a | 2495 | if (net_client_init(NULL, "nic", p) < 0) |
6c9f886c | 2496 | return -1; |
9ad97e65 AZ |
2497 | nd_table[nic].model = "usb"; |
2498 | dev = usb_net_init(&nd_table[nic]); | |
dc72ac14 AZ |
2499 | } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) { |
2500 | dev = usb_bt_init(devname[2] ? hci_init(p) : | |
2501 | bt_new_hci(qemu_find_bt_vlan(0))); | |
a594cfbf FB |
2502 | } else { |
2503 | return -1; | |
2504 | } | |
0d92ed30 PB |
2505 | if (!dev) |
2506 | return -1; | |
2507 | ||
4b096fc9 | 2508 | return usb_device_add_dev(dev); |
a594cfbf FB |
2509 | } |
2510 | ||
1f3870ab | 2511 | int usb_device_del_addr(int bus_num, int addr) |
a594cfbf | 2512 | { |
0d92ed30 PB |
2513 | USBPort *port; |
2514 | USBPort **lastp; | |
059809e4 | 2515 | USBDevice *dev; |
a594cfbf | 2516 | |
0d92ed30 | 2517 | if (!used_usb_ports) |
a594cfbf FB |
2518 | return -1; |
2519 | ||
a594cfbf FB |
2520 | if (bus_num != 0) |
2521 | return -1; | |
0d92ed30 PB |
2522 | |
2523 | lastp = &used_usb_ports; | |
2524 | port = used_usb_ports; | |
2525 | while (port && port->dev->addr != addr) { | |
2526 | lastp = &port->next; | |
2527 | port = port->next; | |
a594cfbf | 2528 | } |
0d92ed30 PB |
2529 | |
2530 | if (!port) | |
a594cfbf | 2531 | return -1; |
0d92ed30 | 2532 | |
059809e4 | 2533 | dev = port->dev; |
0d92ed30 PB |
2534 | *lastp = port->next; |
2535 | usb_attach(port, NULL); | |
059809e4 | 2536 | dev->handle_destroy(dev); |
0d92ed30 PB |
2537 | port->next = free_usb_ports; |
2538 | free_usb_ports = port; | |
a594cfbf FB |
2539 | return 0; |
2540 | } | |
2541 | ||
1f3870ab AL |
2542 | static int usb_device_del(const char *devname) |
2543 | { | |
2544 | int bus_num, addr; | |
2545 | const char *p; | |
2546 | ||
5d0c5750 AL |
2547 | if (strstart(devname, "host:", &p)) |
2548 | return usb_host_device_close(p); | |
2549 | ||
1f3870ab AL |
2550 | if (!used_usb_ports) |
2551 | return -1; | |
2552 | ||
2553 | p = strchr(devname, '.'); | |
2554 | if (!p) | |
2555 | return -1; | |
2556 | bus_num = strtoul(devname, NULL, 0); | |
2557 | addr = strtoul(p + 1, NULL, 0); | |
2558 | ||
2559 | return usb_device_del_addr(bus_num, addr); | |
2560 | } | |
2561 | ||
376253ec | 2562 | void do_usb_add(Monitor *mon, const char *devname) |
a594cfbf | 2563 | { |
c0f4ce77 | 2564 | usb_device_add(devname, 1); |
a594cfbf FB |
2565 | } |
2566 | ||
376253ec | 2567 | void do_usb_del(Monitor *mon, const char *devname) |
a594cfbf | 2568 | { |
4b096fc9 | 2569 | usb_device_del(devname); |
a594cfbf FB |
2570 | } |
2571 | ||
376253ec | 2572 | void usb_info(Monitor *mon) |
a594cfbf FB |
2573 | { |
2574 | USBDevice *dev; | |
0d92ed30 | 2575 | USBPort *port; |
a594cfbf FB |
2576 | const char *speed_str; |
2577 | ||
0d92ed30 | 2578 | if (!usb_enabled) { |
376253ec | 2579 | monitor_printf(mon, "USB support not enabled\n"); |
a594cfbf FB |
2580 | return; |
2581 | } | |
2582 | ||
0d92ed30 PB |
2583 | for (port = used_usb_ports; port; port = port->next) { |
2584 | dev = port->dev; | |
2585 | if (!dev) | |
2586 | continue; | |
2587 | switch(dev->speed) { | |
5fafdf24 TS |
2588 | case USB_SPEED_LOW: |
2589 | speed_str = "1.5"; | |
0d92ed30 | 2590 | break; |
5fafdf24 TS |
2591 | case USB_SPEED_FULL: |
2592 | speed_str = "12"; | |
0d92ed30 | 2593 | break; |
5fafdf24 TS |
2594 | case USB_SPEED_HIGH: |
2595 | speed_str = "480"; | |
0d92ed30 PB |
2596 | break; |
2597 | default: | |
5fafdf24 | 2598 | speed_str = "?"; |
0d92ed30 | 2599 | break; |
a594cfbf | 2600 | } |
376253ec AL |
2601 | monitor_printf(mon, " Device %d.%d, Speed %s Mb/s, Product %s\n", |
2602 | 0, dev->addr, speed_str, dev->devname); | |
a594cfbf FB |
2603 | } |
2604 | } | |
2605 | ||
201a51fc AZ |
2606 | /***********************************************************/ |
2607 | /* PCMCIA/Cardbus */ | |
2608 | ||
2609 | static struct pcmcia_socket_entry_s { | |
bc24a225 | 2610 | PCMCIASocket *socket; |
201a51fc AZ |
2611 | struct pcmcia_socket_entry_s *next; |
2612 | } *pcmcia_sockets = 0; | |
2613 | ||
bc24a225 | 2614 | void pcmcia_socket_register(PCMCIASocket *socket) |
201a51fc AZ |
2615 | { |
2616 | struct pcmcia_socket_entry_s *entry; | |
2617 | ||
2618 | entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s)); | |
2619 | entry->socket = socket; | |
2620 | entry->next = pcmcia_sockets; | |
2621 | pcmcia_sockets = entry; | |
2622 | } | |
2623 | ||
bc24a225 | 2624 | void pcmcia_socket_unregister(PCMCIASocket *socket) |
201a51fc AZ |
2625 | { |
2626 | struct pcmcia_socket_entry_s *entry, **ptr; | |
2627 | ||
2628 | ptr = &pcmcia_sockets; | |
2629 | for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr) | |
2630 | if (entry->socket == socket) { | |
2631 | *ptr = entry->next; | |
2632 | qemu_free(entry); | |
2633 | } | |
2634 | } | |
2635 | ||
376253ec | 2636 | void pcmcia_info(Monitor *mon) |
201a51fc AZ |
2637 | { |
2638 | struct pcmcia_socket_entry_s *iter; | |
376253ec | 2639 | |
201a51fc | 2640 | if (!pcmcia_sockets) |
376253ec | 2641 | monitor_printf(mon, "No PCMCIA sockets\n"); |
201a51fc AZ |
2642 | |
2643 | for (iter = pcmcia_sockets; iter; iter = iter->next) | |
376253ec AL |
2644 | monitor_printf(mon, "%s: %s\n", iter->socket->slot_string, |
2645 | iter->socket->attached ? iter->socket->card_string : | |
2646 | "Empty"); | |
201a51fc AZ |
2647 | } |
2648 | ||
2ff89790 | 2649 | /***********************************************************/ |
3023f332 AL |
2650 | /* register display */ |
2651 | ||
7b5d76da AL |
2652 | struct DisplayAllocator default_allocator = { |
2653 | defaultallocator_create_displaysurface, | |
2654 | defaultallocator_resize_displaysurface, | |
2655 | defaultallocator_free_displaysurface | |
2656 | }; | |
2657 | ||
3023f332 AL |
2658 | void register_displaystate(DisplayState *ds) |
2659 | { | |
2660 | DisplayState **s; | |
2661 | s = &display_state; | |
2662 | while (*s != NULL) | |
2663 | s = &(*s)->next; | |
2664 | ds->next = NULL; | |
2665 | *s = ds; | |
2666 | } | |
2667 | ||
2668 | DisplayState *get_displaystate(void) | |
2669 | { | |
2670 | return display_state; | |
2671 | } | |
2672 | ||
7b5d76da AL |
2673 | DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da) |
2674 | { | |
2675 | if(ds->allocator == &default_allocator) ds->allocator = da; | |
2676 | return ds->allocator; | |
2677 | } | |
2678 | ||
2ff89790 TS |
2679 | /* dumb display */ |
2680 | ||
8f391ab4 | 2681 | static void dumb_display_init(void) |
2ff89790 | 2682 | { |
8f391ab4 | 2683 | DisplayState *ds = qemu_mallocz(sizeof(DisplayState)); |
7b5d76da AL |
2684 | ds->allocator = &default_allocator; |
2685 | ds->surface = qemu_create_displaysurface(ds, 640, 480); | |
8f391ab4 | 2686 | register_displaystate(ds); |
2ff89790 TS |
2687 | } |
2688 | ||
8a7ddc38 FB |
2689 | /***********************************************************/ |
2690 | /* I/O handling */ | |
0824d6fc | 2691 | |
c4b1fcc0 FB |
2692 | typedef struct IOHandlerRecord { |
2693 | int fd; | |
7c9d8e07 FB |
2694 | IOCanRWHandler *fd_read_poll; |
2695 | IOHandler *fd_read; | |
2696 | IOHandler *fd_write; | |
cafffd40 | 2697 | int deleted; |
c4b1fcc0 FB |
2698 | void *opaque; |
2699 | /* temporary data */ | |
2700 | struct pollfd *ufd; | |
8a7ddc38 | 2701 | struct IOHandlerRecord *next; |
c4b1fcc0 FB |
2702 | } IOHandlerRecord; |
2703 | ||
8a7ddc38 | 2704 | static IOHandlerRecord *first_io_handler; |
c4b1fcc0 | 2705 | |
7c9d8e07 FB |
2706 | /* XXX: fd_read_poll should be suppressed, but an API change is |
2707 | necessary in the character devices to suppress fd_can_read(). */ | |
5fafdf24 TS |
2708 | int qemu_set_fd_handler2(int fd, |
2709 | IOCanRWHandler *fd_read_poll, | |
2710 | IOHandler *fd_read, | |
2711 | IOHandler *fd_write, | |
7c9d8e07 | 2712 | void *opaque) |
c4b1fcc0 | 2713 | { |
7c9d8e07 | 2714 | IOHandlerRecord **pioh, *ioh; |
c4b1fcc0 | 2715 | |
7c9d8e07 FB |
2716 | if (!fd_read && !fd_write) { |
2717 | pioh = &first_io_handler; | |
2718 | for(;;) { | |
2719 | ioh = *pioh; | |
2720 | if (ioh == NULL) | |
2721 | break; | |
2722 | if (ioh->fd == fd) { | |
cafffd40 | 2723 | ioh->deleted = 1; |
7c9d8e07 FB |
2724 | break; |
2725 | } | |
2726 | pioh = &ioh->next; | |
2727 | } | |
2728 | } else { | |
2729 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
2730 | if (ioh->fd == fd) | |
2731 | goto found; | |
2732 | } | |
2733 | ioh = qemu_mallocz(sizeof(IOHandlerRecord)); | |
7c9d8e07 FB |
2734 | ioh->next = first_io_handler; |
2735 | first_io_handler = ioh; | |
2736 | found: | |
2737 | ioh->fd = fd; | |
2738 | ioh->fd_read_poll = fd_read_poll; | |
2739 | ioh->fd_read = fd_read; | |
2740 | ioh->fd_write = fd_write; | |
2741 | ioh->opaque = opaque; | |
cafffd40 | 2742 | ioh->deleted = 0; |
7c9d8e07 | 2743 | } |
c4b1fcc0 FB |
2744 | return 0; |
2745 | } | |
2746 | ||
5fafdf24 TS |
2747 | int qemu_set_fd_handler(int fd, |
2748 | IOHandler *fd_read, | |
2749 | IOHandler *fd_write, | |
7c9d8e07 | 2750 | void *opaque) |
8a7ddc38 | 2751 | { |
7c9d8e07 | 2752 | return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque); |
8a7ddc38 FB |
2753 | } |
2754 | ||
56f3a5d0 | 2755 | #ifdef _WIN32 |
f331110f FB |
2756 | /***********************************************************/ |
2757 | /* Polling handling */ | |
2758 | ||
2759 | typedef struct PollingEntry { | |
2760 | PollingFunc *func; | |
2761 | void *opaque; | |
2762 | struct PollingEntry *next; | |
2763 | } PollingEntry; | |
2764 | ||
2765 | static PollingEntry *first_polling_entry; | |
2766 | ||
2767 | int qemu_add_polling_cb(PollingFunc *func, void *opaque) | |
2768 | { | |
2769 | PollingEntry **ppe, *pe; | |
2770 | pe = qemu_mallocz(sizeof(PollingEntry)); | |
f331110f FB |
2771 | pe->func = func; |
2772 | pe->opaque = opaque; | |
2773 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next); | |
2774 | *ppe = pe; | |
2775 | return 0; | |
2776 | } | |
2777 | ||
2778 | void qemu_del_polling_cb(PollingFunc *func, void *opaque) | |
2779 | { | |
2780 | PollingEntry **ppe, *pe; | |
2781 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) { | |
2782 | pe = *ppe; | |
2783 | if (pe->func == func && pe->opaque == opaque) { | |
2784 | *ppe = pe->next; | |
2785 | qemu_free(pe); | |
2786 | break; | |
2787 | } | |
2788 | } | |
2789 | } | |
2790 | ||
a18e524a FB |
2791 | /***********************************************************/ |
2792 | /* Wait objects support */ | |
2793 | typedef struct WaitObjects { | |
2794 | int num; | |
2795 | HANDLE events[MAXIMUM_WAIT_OBJECTS + 1]; | |
2796 | WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1]; | |
2797 | void *opaque[MAXIMUM_WAIT_OBJECTS + 1]; | |
2798 | } WaitObjects; | |
2799 | ||
2800 | static WaitObjects wait_objects = {0}; | |
3b46e624 | 2801 | |
a18e524a FB |
2802 | int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) |
2803 | { | |
2804 | WaitObjects *w = &wait_objects; | |
2805 | ||
2806 | if (w->num >= MAXIMUM_WAIT_OBJECTS) | |
2807 | return -1; | |
2808 | w->events[w->num] = handle; | |
2809 | w->func[w->num] = func; | |
2810 | w->opaque[w->num] = opaque; | |
2811 | w->num++; | |
2812 | return 0; | |
2813 | } | |
2814 | ||
2815 | void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) | |
2816 | { | |
2817 | int i, found; | |
2818 | WaitObjects *w = &wait_objects; | |
2819 | ||
2820 | found = 0; | |
2821 | for (i = 0; i < w->num; i++) { | |
2822 | if (w->events[i] == handle) | |
2823 | found = 1; | |
2824 | if (found) { | |
2825 | w->events[i] = w->events[i + 1]; | |
2826 | w->func[i] = w->func[i + 1]; | |
2827 | w->opaque[i] = w->opaque[i + 1]; | |
3b46e624 | 2828 | } |
a18e524a FB |
2829 | } |
2830 | if (found) | |
2831 | w->num--; | |
2832 | } | |
2833 | #endif | |
2834 | ||
8a7ddc38 FB |
2835 | /***********************************************************/ |
2836 | /* ram save/restore */ | |
2837 | ||
8a7ddc38 FB |
2838 | static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) |
2839 | { | |
2840 | int v; | |
2841 | ||
2842 | v = qemu_get_byte(f); | |
2843 | switch(v) { | |
2844 | case 0: | |
2845 | if (qemu_get_buffer(f, buf, len) != len) | |
2846 | return -EIO; | |
2847 | break; | |
2848 | case 1: | |
2849 | v = qemu_get_byte(f); | |
2850 | memset(buf, v, len); | |
2851 | break; | |
2852 | default: | |
2853 | return -EINVAL; | |
2854 | } | |
871d2f07 AL |
2855 | |
2856 | if (qemu_file_has_error(f)) | |
2857 | return -EIO; | |
2858 | ||
8a7ddc38 FB |
2859 | return 0; |
2860 | } | |
2861 | ||
c88676f8 FB |
2862 | static int ram_load_v1(QEMUFile *f, void *opaque) |
2863 | { | |
00f82b8a AJ |
2864 | int ret; |
2865 | ram_addr_t i; | |
c88676f8 | 2866 | |
94a6b54f | 2867 | if (qemu_get_be32(f) != last_ram_offset) |
c88676f8 | 2868 | return -EINVAL; |
94a6b54f | 2869 | for(i = 0; i < last_ram_offset; i+= TARGET_PAGE_SIZE) { |
5579c7f3 | 2870 | ret = ram_get_page(f, qemu_get_ram_ptr(i), TARGET_PAGE_SIZE); |
c88676f8 FB |
2871 | if (ret) |
2872 | return ret; | |
2873 | } | |
2874 | return 0; | |
2875 | } | |
2876 | ||
2877 | #define BDRV_HASH_BLOCK_SIZE 1024 | |
2878 | #define IOBUF_SIZE 4096 | |
2879 | #define RAM_CBLOCK_MAGIC 0xfabe | |
2880 | ||
c88676f8 FB |
2881 | typedef struct RamDecompressState { |
2882 | z_stream zstream; | |
2883 | QEMUFile *f; | |
2884 | uint8_t buf[IOBUF_SIZE]; | |
2885 | } RamDecompressState; | |
2886 | ||
2887 | static int ram_decompress_open(RamDecompressState *s, QEMUFile *f) | |
2888 | { | |
2889 | int ret; | |
2890 | memset(s, 0, sizeof(*s)); | |
2891 | s->f = f; | |
2892 | ret = inflateInit(&s->zstream); | |
2893 | if (ret != Z_OK) | |
2894 | return -1; | |
2895 | return 0; | |
2896 | } | |
2897 | ||
2898 | static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len) | |
2899 | { | |
2900 | int ret, clen; | |
2901 | ||
2902 | s->zstream.avail_out = len; | |
2903 | s->zstream.next_out = buf; | |
2904 | while (s->zstream.avail_out > 0) { | |
2905 | if (s->zstream.avail_in == 0) { | |
2906 | if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC) | |
2907 | return -1; | |
2908 | clen = qemu_get_be16(s->f); | |
2909 | if (clen > IOBUF_SIZE) | |
2910 | return -1; | |
2911 | qemu_get_buffer(s->f, s->buf, clen); | |
2912 | s->zstream.avail_in = clen; | |
2913 | s->zstream.next_in = s->buf; | |
2914 | } | |
2915 | ret = inflate(&s->zstream, Z_PARTIAL_FLUSH); | |
2916 | if (ret != Z_OK && ret != Z_STREAM_END) { | |
2917 | return -1; | |
2918 | } | |
2919 | } | |
2920 | return 0; | |
2921 | } | |
2922 | ||
2923 | static void ram_decompress_close(RamDecompressState *s) | |
2924 | { | |
2925 | inflateEnd(&s->zstream); | |
2926 | } | |
2927 | ||
475e4277 AL |
2928 | #define RAM_SAVE_FLAG_FULL 0x01 |
2929 | #define RAM_SAVE_FLAG_COMPRESS 0x02 | |
2930 | #define RAM_SAVE_FLAG_MEM_SIZE 0x04 | |
2931 | #define RAM_SAVE_FLAG_PAGE 0x08 | |
2932 | #define RAM_SAVE_FLAG_EOS 0x10 | |
2933 | ||
2934 | static int is_dup_page(uint8_t *page, uint8_t ch) | |
8a7ddc38 | 2935 | { |
475e4277 AL |
2936 | uint32_t val = ch << 24 | ch << 16 | ch << 8 | ch; |
2937 | uint32_t *array = (uint32_t *)page; | |
2938 | int i; | |
3b46e624 | 2939 | |
475e4277 AL |
2940 | for (i = 0; i < (TARGET_PAGE_SIZE / 4); i++) { |
2941 | if (array[i] != val) | |
2942 | return 0; | |
2943 | } | |
2944 | ||
2945 | return 1; | |
2946 | } | |
2947 | ||
2948 | static int ram_save_block(QEMUFile *f) | |
2949 | { | |
2950 | static ram_addr_t current_addr = 0; | |
2951 | ram_addr_t saved_addr = current_addr; | |
2952 | ram_addr_t addr = 0; | |
2953 | int found = 0; | |
2954 | ||
94a6b54f | 2955 | while (addr < last_ram_offset) { |
475e4277 | 2956 | if (cpu_physical_memory_get_dirty(current_addr, MIGRATION_DIRTY_FLAG)) { |
5579c7f3 | 2957 | uint8_t *p; |
475e4277 AL |
2958 | |
2959 | cpu_physical_memory_reset_dirty(current_addr, | |
2960 | current_addr + TARGET_PAGE_SIZE, | |
2961 | MIGRATION_DIRTY_FLAG); | |
2962 | ||
5579c7f3 | 2963 | p = qemu_get_ram_ptr(current_addr); |
475e4277 | 2964 | |
5579c7f3 | 2965 | if (is_dup_page(p, *p)) { |
475e4277 | 2966 | qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_COMPRESS); |
5579c7f3 | 2967 | qemu_put_byte(f, *p); |
475e4277 AL |
2968 | } else { |
2969 | qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_PAGE); | |
5579c7f3 | 2970 | qemu_put_buffer(f, p, TARGET_PAGE_SIZE); |
c88676f8 | 2971 | } |
475e4277 AL |
2972 | |
2973 | found = 1; | |
2974 | break; | |
c88676f8 | 2975 | } |
475e4277 | 2976 | addr += TARGET_PAGE_SIZE; |
94a6b54f | 2977 | current_addr = (saved_addr + addr) % last_ram_offset; |
8a7ddc38 | 2978 | } |
475e4277 AL |
2979 | |
2980 | return found; | |
8a7ddc38 FB |
2981 | } |
2982 | ||
9f9e28cd | 2983 | static uint64_t bytes_transferred = 0; |
475e4277 AL |
2984 | |
2985 | static ram_addr_t ram_save_remaining(void) | |
2986 | { | |
2987 | ram_addr_t addr; | |
2988 | ram_addr_t count = 0; | |
2989 | ||
94a6b54f | 2990 | for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) { |
475e4277 AL |
2991 | if (cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) |
2992 | count++; | |
2993 | } | |
2994 | ||
2995 | return count; | |
2996 | } | |
2997 | ||
9f9e28cd GC |
2998 | uint64_t ram_bytes_remaining(void) |
2999 | { | |
3000 | return ram_save_remaining() * TARGET_PAGE_SIZE; | |
3001 | } | |
3002 | ||
3003 | uint64_t ram_bytes_transferred(void) | |
3004 | { | |
3005 | return bytes_transferred; | |
3006 | } | |
3007 | ||
3008 | uint64_t ram_bytes_total(void) | |
3009 | { | |
3010 | return last_ram_offset; | |
3011 | } | |
3012 | ||
475e4277 AL |
3013 | static int ram_save_live(QEMUFile *f, int stage, void *opaque) |
3014 | { | |
3015 | ram_addr_t addr; | |
a0a3fd60 GC |
3016 | uint64_t bytes_transferred_last; |
3017 | double bwidth = 0; | |
3018 | uint64_t expected_time = 0; | |
475e4277 | 3019 | |
9fa06385 | 3020 | if (cpu_physical_sync_dirty_bitmap(0, TARGET_PHYS_ADDR_MAX) != 0) { |
b0a46a33 JK |
3021 | qemu_file_set_error(f); |
3022 | return 0; | |
3023 | } | |
3024 | ||
475e4277 AL |
3025 | if (stage == 1) { |
3026 | /* Make sure all dirty bits are set */ | |
94a6b54f | 3027 | for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) { |
475e4277 AL |
3028 | if (!cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) |
3029 | cpu_physical_memory_set_dirty(addr); | |
3030 | } | |
b0a46a33 | 3031 | |
475e4277 AL |
3032 | /* Enable dirty memory tracking */ |
3033 | cpu_physical_memory_set_dirty_tracking(1); | |
3034 | ||
94a6b54f | 3035 | qemu_put_be64(f, last_ram_offset | RAM_SAVE_FLAG_MEM_SIZE); |
475e4277 AL |
3036 | } |
3037 | ||
a0a3fd60 GC |
3038 | bytes_transferred_last = bytes_transferred; |
3039 | bwidth = get_clock(); | |
3040 | ||
475e4277 AL |
3041 | while (!qemu_file_rate_limit(f)) { |
3042 | int ret; | |
3043 | ||
3044 | ret = ram_save_block(f); | |
9f9e28cd | 3045 | bytes_transferred += ret * TARGET_PAGE_SIZE; |
475e4277 AL |
3046 | if (ret == 0) /* no more blocks */ |
3047 | break; | |
3048 | } | |
3049 | ||
a0a3fd60 GC |
3050 | bwidth = get_clock() - bwidth; |
3051 | bwidth = (bytes_transferred - bytes_transferred_last) / bwidth; | |
3052 | ||
3053 | /* if we haven't transferred anything this round, force expected_time to a | |
3054 | * a very high value, but without crashing */ | |
3055 | if (bwidth == 0) | |
3056 | bwidth = 0.000001; | |
3057 | ||
475e4277 AL |
3058 | /* try transferring iterative blocks of memory */ |
3059 | ||
3060 | if (stage == 3) { | |
475e4277 AL |
3061 | |
3062 | /* flush all remaining blocks regardless of rate limiting */ | |
9f9e28cd GC |
3063 | while (ram_save_block(f) != 0) { |
3064 | bytes_transferred += TARGET_PAGE_SIZE; | |
3065 | } | |
8215e914 | 3066 | cpu_physical_memory_set_dirty_tracking(0); |
475e4277 AL |
3067 | } |
3068 | ||
3069 | qemu_put_be64(f, RAM_SAVE_FLAG_EOS); | |
3070 | ||
a0a3fd60 GC |
3071 | expected_time = ram_save_remaining() * TARGET_PAGE_SIZE / bwidth; |
3072 | ||
3073 | return (stage == 2) && (expected_time <= migrate_max_downtime()); | |
475e4277 AL |
3074 | } |
3075 | ||
3076 | static int ram_load_dead(QEMUFile *f, void *opaque) | |
8a7ddc38 | 3077 | { |
c88676f8 FB |
3078 | RamDecompressState s1, *s = &s1; |
3079 | uint8_t buf[10]; | |
00f82b8a | 3080 | ram_addr_t i; |
8a7ddc38 | 3081 | |
c88676f8 FB |
3082 | if (ram_decompress_open(s, f) < 0) |
3083 | return -EINVAL; | |
94a6b54f | 3084 | for(i = 0; i < last_ram_offset; i+= BDRV_HASH_BLOCK_SIZE) { |
c88676f8 FB |
3085 | if (ram_decompress_buf(s, buf, 1) < 0) { |
3086 | fprintf(stderr, "Error while reading ram block header\n"); | |
3087 | goto error; | |
3088 | } | |
3089 | if (buf[0] == 0) { | |
5579c7f3 PB |
3090 | if (ram_decompress_buf(s, qemu_get_ram_ptr(i), |
3091 | BDRV_HASH_BLOCK_SIZE) < 0) { | |
00f82b8a | 3092 | fprintf(stderr, "Error while reading ram block address=0x%08" PRIx64, (uint64_t)i); |
c88676f8 FB |
3093 | goto error; |
3094 | } | |
475e4277 | 3095 | } else { |
c88676f8 FB |
3096 | error: |
3097 | printf("Error block header\n"); | |
3098 | return -EINVAL; | |
3099 | } | |
8a7ddc38 | 3100 | } |
c88676f8 | 3101 | ram_decompress_close(s); |
475e4277 AL |
3102 | |
3103 | return 0; | |
3104 | } | |
3105 | ||
3106 | static int ram_load(QEMUFile *f, void *opaque, int version_id) | |
3107 | { | |
3108 | ram_addr_t addr; | |
3109 | int flags; | |
3110 | ||
3111 | if (version_id == 1) | |
3112 | return ram_load_v1(f, opaque); | |
3113 | ||
3114 | if (version_id == 2) { | |
94a6b54f | 3115 | if (qemu_get_be32(f) != last_ram_offset) |
475e4277 AL |
3116 | return -EINVAL; |
3117 | return ram_load_dead(f, opaque); | |
3118 | } | |
3119 | ||
3120 | if (version_id != 3) | |
3121 | return -EINVAL; | |
3122 | ||
3123 | do { | |
3124 | addr = qemu_get_be64(f); | |
3125 | ||
3126 | flags = addr & ~TARGET_PAGE_MASK; | |
3127 | addr &= TARGET_PAGE_MASK; | |
3128 | ||
3129 | if (flags & RAM_SAVE_FLAG_MEM_SIZE) { | |
94a6b54f | 3130 | if (addr != last_ram_offset) |
475e4277 AL |
3131 | return -EINVAL; |
3132 | } | |
3133 | ||
3134 | if (flags & RAM_SAVE_FLAG_FULL) { | |
3135 | if (ram_load_dead(f, opaque) < 0) | |
3136 | return -EINVAL; | |
3137 | } | |
3138 | ||
3139 | if (flags & RAM_SAVE_FLAG_COMPRESS) { | |
3140 | uint8_t ch = qemu_get_byte(f); | |
779c6bef AL |
3141 | memset(qemu_get_ram_ptr(addr), ch, TARGET_PAGE_SIZE); |
3142 | #ifndef _WIN32 | |
30868442 AL |
3143 | if (ch == 0 && |
3144 | (!kvm_enabled() || kvm_has_sync_mmu())) { | |
3145 | madvise(qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE, MADV_DONTNEED); | |
779c6bef | 3146 | } |
30868442 | 3147 | #endif |
475e4277 | 3148 | } else if (flags & RAM_SAVE_FLAG_PAGE) |
5579c7f3 | 3149 | qemu_get_buffer(f, qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE); |
475e4277 AL |
3150 | } while (!(flags & RAM_SAVE_FLAG_EOS)); |
3151 | ||
8a7ddc38 FB |
3152 | return 0; |
3153 | } | |
3154 | ||
9e472e10 AL |
3155 | void qemu_service_io(void) |
3156 | { | |
d9f75a4e | 3157 | qemu_notify_event(); |
9e472e10 AL |
3158 | } |
3159 | ||
83f64091 FB |
3160 | /***********************************************************/ |
3161 | /* bottom halves (can be seen as timers which expire ASAP) */ | |
3162 | ||
3163 | struct QEMUBH { | |
3164 | QEMUBHFunc *cb; | |
3165 | void *opaque; | |
3166 | int scheduled; | |
1b435b10 AL |
3167 | int idle; |
3168 | int deleted; | |
83f64091 FB |
3169 | QEMUBH *next; |
3170 | }; | |
3171 | ||
3172 | static QEMUBH *first_bh = NULL; | |
3173 | ||
3174 | QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque) | |
3175 | { | |
3176 | QEMUBH *bh; | |
3177 | bh = qemu_mallocz(sizeof(QEMUBH)); | |
83f64091 FB |
3178 | bh->cb = cb; |
3179 | bh->opaque = opaque; | |
1b435b10 AL |
3180 | bh->next = first_bh; |
3181 | first_bh = bh; | |
83f64091 FB |
3182 | return bh; |
3183 | } | |
3184 | ||
6eb5733a | 3185 | int qemu_bh_poll(void) |
83f64091 | 3186 | { |
1b435b10 | 3187 | QEMUBH *bh, **bhp; |
6eb5733a | 3188 | int ret; |
83f64091 | 3189 | |
6eb5733a | 3190 | ret = 0; |
1b435b10 AL |
3191 | for (bh = first_bh; bh; bh = bh->next) { |
3192 | if (!bh->deleted && bh->scheduled) { | |
3193 | bh->scheduled = 0; | |
3194 | if (!bh->idle) | |
3195 | ret = 1; | |
3196 | bh->idle = 0; | |
3197 | bh->cb(bh->opaque); | |
3198 | } | |
83f64091 | 3199 | } |
1b435b10 AL |
3200 | |
3201 | /* remove deleted bhs */ | |
3202 | bhp = &first_bh; | |
3203 | while (*bhp) { | |
3204 | bh = *bhp; | |
3205 | if (bh->deleted) { | |
3206 | *bhp = bh->next; | |
3207 | qemu_free(bh); | |
3208 | } else | |
3209 | bhp = &bh->next; | |
3210 | } | |
3211 | ||
6eb5733a | 3212 | return ret; |
83f64091 FB |
3213 | } |
3214 | ||
1b435b10 AL |
3215 | void qemu_bh_schedule_idle(QEMUBH *bh) |
3216 | { | |
3217 | if (bh->scheduled) | |
3218 | return; | |
3219 | bh->scheduled = 1; | |
3220 | bh->idle = 1; | |
3221 | } | |
3222 | ||
83f64091 FB |
3223 | void qemu_bh_schedule(QEMUBH *bh) |
3224 | { | |
83f64091 FB |
3225 | if (bh->scheduled) |
3226 | return; | |
3227 | bh->scheduled = 1; | |
1b435b10 | 3228 | bh->idle = 0; |
83f64091 | 3229 | /* stop the currently executing CPU to execute the BH ASAP */ |
d9f75a4e | 3230 | qemu_notify_event(); |
83f64091 FB |
3231 | } |
3232 | ||
3233 | void qemu_bh_cancel(QEMUBH *bh) | |
3234 | { | |
1b435b10 | 3235 | bh->scheduled = 0; |
83f64091 FB |
3236 | } |
3237 | ||
3238 | void qemu_bh_delete(QEMUBH *bh) | |
3239 | { | |
1b435b10 AL |
3240 | bh->scheduled = 0; |
3241 | bh->deleted = 1; | |
83f64091 FB |
3242 | } |
3243 | ||
56f3a5d0 AL |
3244 | static void qemu_bh_update_timeout(int *timeout) |
3245 | { | |
3246 | QEMUBH *bh; | |
3247 | ||
3248 | for (bh = first_bh; bh; bh = bh->next) { | |
3249 | if (!bh->deleted && bh->scheduled) { | |
3250 | if (bh->idle) { | |
3251 | /* idle bottom halves will be polled at least | |
3252 | * every 10ms */ | |
3253 | *timeout = MIN(10, *timeout); | |
3254 | } else { | |
3255 | /* non-idle bottom halves will be executed | |
3256 | * immediately */ | |
3257 | *timeout = 0; | |
3258 | break; | |
3259 | } | |
3260 | } | |
3261 | } | |
3262 | } | |
3263 | ||
cc1daa40 FB |
3264 | /***********************************************************/ |
3265 | /* machine registration */ | |
3266 | ||
bdaf78e0 | 3267 | static QEMUMachine *first_machine = NULL; |
6f338c34 | 3268 | QEMUMachine *current_machine = NULL; |
cc1daa40 FB |
3269 | |
3270 | int qemu_register_machine(QEMUMachine *m) | |
3271 | { | |
3272 | QEMUMachine **pm; | |
3273 | pm = &first_machine; | |
3274 | while (*pm != NULL) | |
3275 | pm = &(*pm)->next; | |
3276 | m->next = NULL; | |
3277 | *pm = m; | |
3278 | return 0; | |
3279 | } | |
3280 | ||
9596ebb7 | 3281 | static QEMUMachine *find_machine(const char *name) |
cc1daa40 FB |
3282 | { |
3283 | QEMUMachine *m; | |
3284 | ||
3285 | for(m = first_machine; m != NULL; m = m->next) { | |
3286 | if (!strcmp(m->name, name)) | |
3287 | return m; | |
3288 | } | |
3289 | return NULL; | |
3290 | } | |
3291 | ||
0c257437 AL |
3292 | static QEMUMachine *find_default_machine(void) |
3293 | { | |
3294 | QEMUMachine *m; | |
3295 | ||
3296 | for(m = first_machine; m != NULL; m = m->next) { | |
3297 | if (m->is_default) { | |
3298 | return m; | |
3299 | } | |
3300 | } | |
3301 | return NULL; | |
3302 | } | |
3303 | ||
8a7ddc38 FB |
3304 | /***********************************************************/ |
3305 | /* main execution loop */ | |
3306 | ||
9596ebb7 | 3307 | static void gui_update(void *opaque) |
8a7ddc38 | 3308 | { |
7d957bd8 | 3309 | uint64_t interval = GUI_REFRESH_INTERVAL; |
740733bb | 3310 | DisplayState *ds = opaque; |
7d957bd8 AL |
3311 | DisplayChangeListener *dcl = ds->listeners; |
3312 | ||
3313 | dpy_refresh(ds); | |
3314 | ||
3315 | while (dcl != NULL) { | |
3316 | if (dcl->gui_timer_interval && | |
3317 | dcl->gui_timer_interval < interval) | |
3318 | interval = dcl->gui_timer_interval; | |
3319 | dcl = dcl->next; | |
3320 | } | |
3321 | qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock)); | |
8a7ddc38 FB |
3322 | } |
3323 | ||
9043b62d BS |
3324 | static void nographic_update(void *opaque) |
3325 | { | |
3326 | uint64_t interval = GUI_REFRESH_INTERVAL; | |
3327 | ||
3328 | qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock)); | |
3329 | } | |
3330 | ||
0bd48850 FB |
3331 | struct vm_change_state_entry { |
3332 | VMChangeStateHandler *cb; | |
3333 | void *opaque; | |
3334 | LIST_ENTRY (vm_change_state_entry) entries; | |
3335 | }; | |
3336 | ||
3337 | static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head; | |
3338 | ||
3339 | VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, | |
3340 | void *opaque) | |
3341 | { | |
3342 | VMChangeStateEntry *e; | |
3343 | ||
3344 | e = qemu_mallocz(sizeof (*e)); | |
0bd48850 FB |
3345 | |
3346 | e->cb = cb; | |
3347 | e->opaque = opaque; | |
3348 | LIST_INSERT_HEAD(&vm_change_state_head, e, entries); | |
3349 | return e; | |
3350 | } | |
3351 | ||
3352 | void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) | |
3353 | { | |
3354 | LIST_REMOVE (e, entries); | |
3355 | qemu_free (e); | |
3356 | } | |
3357 | ||
9781e040 | 3358 | static void vm_state_notify(int running, int reason) |
0bd48850 FB |
3359 | { |
3360 | VMChangeStateEntry *e; | |
3361 | ||
3362 | for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { | |
9781e040 | 3363 | e->cb(e->opaque, running, reason); |
0bd48850 FB |
3364 | } |
3365 | } | |
3366 | ||
d6dc3d42 AL |
3367 | static void resume_all_vcpus(void); |
3368 | static void pause_all_vcpus(void); | |
3369 | ||
8a7ddc38 FB |
3370 | void vm_start(void) |
3371 | { | |
3372 | if (!vm_running) { | |
3373 | cpu_enable_ticks(); | |
3374 | vm_running = 1; | |
9781e040 | 3375 | vm_state_notify(1, 0); |
efe75411 | 3376 | qemu_rearm_alarm_timer(alarm_timer); |
d6dc3d42 | 3377 | resume_all_vcpus(); |
8a7ddc38 FB |
3378 | } |
3379 | } | |
3380 | ||
bb0c6722 FB |
3381 | /* reset/shutdown handler */ |
3382 | ||
3383 | typedef struct QEMUResetEntry { | |
3384 | QEMUResetHandler *func; | |
3385 | void *opaque; | |
3386 | struct QEMUResetEntry *next; | |
3387 | } QEMUResetEntry; | |
3388 | ||
3389 | static QEMUResetEntry *first_reset_entry; | |
3390 | static int reset_requested; | |
3391 | static int shutdown_requested; | |
3475187d | 3392 | static int powerdown_requested; |
e568902a | 3393 | static int debug_requested; |
6e29f5da | 3394 | static int vmstop_requested; |
bb0c6722 | 3395 | |
cf7a2fe2 AJ |
3396 | int qemu_shutdown_requested(void) |
3397 | { | |
3398 | int r = shutdown_requested; | |
3399 | shutdown_requested = 0; | |
3400 | return r; | |
3401 | } | |
3402 | ||
3403 | int qemu_reset_requested(void) | |
3404 | { | |
3405 | int r = reset_requested; | |
3406 | reset_requested = 0; | |
3407 | return r; | |
3408 | } | |
3409 | ||
3410 | int qemu_powerdown_requested(void) | |
3411 | { | |
3412 | int r = powerdown_requested; | |
3413 | powerdown_requested = 0; | |
3414 | return r; | |
3415 | } | |
3416 | ||
e568902a AL |
3417 | static int qemu_debug_requested(void) |
3418 | { | |
3419 | int r = debug_requested; | |
3420 | debug_requested = 0; | |
3421 | return r; | |
3422 | } | |
3423 | ||
6e29f5da AL |
3424 | static int qemu_vmstop_requested(void) |
3425 | { | |
3426 | int r = vmstop_requested; | |
3427 | vmstop_requested = 0; | |
3428 | return r; | |
3429 | } | |
3430 | ||
3431 | static void do_vm_stop(int reason) | |
3432 | { | |
3433 | if (vm_running) { | |
3434 | cpu_disable_ticks(); | |
3435 | vm_running = 0; | |
d6dc3d42 | 3436 | pause_all_vcpus(); |
6e29f5da AL |
3437 | vm_state_notify(0, reason); |
3438 | } | |
3439 | } | |
3440 | ||
a08d4367 | 3441 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) |
bb0c6722 FB |
3442 | { |
3443 | QEMUResetEntry **pre, *re; | |
3444 | ||
3445 | pre = &first_reset_entry; | |
a08d4367 | 3446 | while (*pre != NULL) |
bb0c6722 FB |
3447 | pre = &(*pre)->next; |
3448 | re = qemu_mallocz(sizeof(QEMUResetEntry)); | |
3449 | re->func = func; | |
3450 | re->opaque = opaque; | |
3451 | re->next = NULL; | |
3452 | *pre = re; | |
3453 | } | |
3454 | ||
cf7a2fe2 | 3455 | void qemu_system_reset(void) |
bb0c6722 FB |
3456 | { |
3457 | QEMUResetEntry *re; | |
3458 | ||
3459 | /* reset all devices */ | |
3460 | for(re = first_reset_entry; re != NULL; re = re->next) { | |
3461 | re->func(re->opaque); | |
3462 | } | |
3463 | } | |
3464 | ||
3465 | void qemu_system_reset_request(void) | |
3466 | { | |
d1beab82 FB |
3467 | if (no_reboot) { |
3468 | shutdown_requested = 1; | |
3469 | } else { | |
3470 | reset_requested = 1; | |
3471 | } | |
d9f75a4e | 3472 | qemu_notify_event(); |
bb0c6722 FB |
3473 | } |
3474 | ||
3475 | void qemu_system_shutdown_request(void) | |
3476 | { | |
3477 | shutdown_requested = 1; | |
d9f75a4e | 3478 | qemu_notify_event(); |
bb0c6722 FB |
3479 | } |
3480 | ||
3475187d FB |
3481 | void qemu_system_powerdown_request(void) |
3482 | { | |
3483 | powerdown_requested = 1; | |
d9f75a4e AL |
3484 | qemu_notify_event(); |
3485 | } | |
3486 | ||
d6dc3d42 AL |
3487 | #ifdef CONFIG_IOTHREAD |
3488 | static void qemu_system_vmstop_request(int reason) | |
d9f75a4e | 3489 | { |
d6dc3d42 AL |
3490 | vmstop_requested = reason; |
3491 | qemu_notify_event(); | |
bb0c6722 | 3492 | } |
d6dc3d42 | 3493 | #endif |
bb0c6722 | 3494 | |
50317c7f AL |
3495 | #ifndef _WIN32 |
3496 | static int io_thread_fd = -1; | |
3497 | ||
3498 | static void qemu_event_increment(void) | |
3fcf7b6b | 3499 | { |
50317c7f AL |
3500 | static const char byte = 0; |
3501 | ||
3502 | if (io_thread_fd == -1) | |
3503 | return; | |
3504 | ||
3505 | write(io_thread_fd, &byte, sizeof(byte)); | |
3506 | } | |
3507 | ||
3508 | static void qemu_event_read(void *opaque) | |
3509 | { | |
3510 | int fd = (unsigned long)opaque; | |
3511 | ssize_t len; | |
3512 | ||
3513 | /* Drain the notify pipe */ | |
3514 | do { | |
3515 | char buffer[512]; | |
3516 | len = read(fd, buffer, sizeof(buffer)); | |
3517 | } while ((len == -1 && errno == EINTR) || len > 0); | |
3518 | } | |
3519 | ||
3520 | static int qemu_event_init(void) | |
3521 | { | |
3522 | int err; | |
3523 | int fds[2]; | |
3524 | ||
3525 | err = pipe(fds); | |
3526 | if (err == -1) | |
3527 | return -errno; | |
3528 | ||
3529 | err = fcntl_setfl(fds[0], O_NONBLOCK); | |
3530 | if (err < 0) | |
3531 | goto fail; | |
3532 | ||
3533 | err = fcntl_setfl(fds[1], O_NONBLOCK); | |
3534 | if (err < 0) | |
3535 | goto fail; | |
3536 | ||
3537 | qemu_set_fd_handler2(fds[0], NULL, qemu_event_read, NULL, | |
3538 | (void *)(unsigned long)fds[0]); | |
3539 | ||
3540 | io_thread_fd = fds[1]; | |
a7e21219 JK |
3541 | return 0; |
3542 | ||
50317c7f AL |
3543 | fail: |
3544 | close(fds[0]); | |
3545 | close(fds[1]); | |
3546 | return err; | |
3547 | } | |
3548 | #else | |
3549 | HANDLE qemu_event_handle; | |
3550 | ||
3551 | static void dummy_event_handler(void *opaque) | |
3552 | { | |
3553 | } | |
3554 | ||
3555 | static int qemu_event_init(void) | |
3556 | { | |
3557 | qemu_event_handle = CreateEvent(NULL, FALSE, FALSE, NULL); | |
3558 | if (!qemu_event_handle) { | |
3559 | perror("Failed CreateEvent"); | |
3560 | return -1; | |
3561 | } | |
3562 | qemu_add_wait_object(qemu_event_handle, dummy_event_handler, NULL); | |
3fcf7b6b AL |
3563 | return 0; |
3564 | } | |
3565 | ||
50317c7f AL |
3566 | static void qemu_event_increment(void) |
3567 | { | |
3568 | SetEvent(qemu_event_handle); | |
3569 | } | |
3570 | #endif | |
3571 | ||
d6dc3d42 AL |
3572 | static int cpu_can_run(CPUState *env) |
3573 | { | |
3574 | if (env->stop) | |
3575 | return 0; | |
3576 | if (env->stopped) | |
3577 | return 0; | |
3578 | return 1; | |
3579 | } | |
3580 | ||
3581 | #ifndef CONFIG_IOTHREAD | |
50317c7f AL |
3582 | static int qemu_init_main_loop(void) |
3583 | { | |
3584 | return qemu_event_init(); | |
3585 | } | |
3586 | ||
0bf46a40 AL |
3587 | void qemu_init_vcpu(void *_env) |
3588 | { | |
3589 | CPUState *env = _env; | |
3590 | ||
3591 | if (kvm_enabled()) | |
3592 | kvm_init_vcpu(env); | |
3593 | return; | |
3594 | } | |
3595 | ||
8edac960 AL |
3596 | int qemu_cpu_self(void *env) |
3597 | { | |
3598 | return 1; | |
3599 | } | |
3600 | ||
d6dc3d42 AL |
3601 | static void resume_all_vcpus(void) |
3602 | { | |
3603 | } | |
3604 | ||
3605 | static void pause_all_vcpus(void) | |
3606 | { | |
3607 | } | |
3608 | ||
8edac960 AL |
3609 | void qemu_cpu_kick(void *env) |
3610 | { | |
3611 | return; | |
3612 | } | |
3613 | ||
d6dc3d42 AL |
3614 | void qemu_notify_event(void) |
3615 | { | |
3616 | CPUState *env = cpu_single_env; | |
3617 | ||
3618 | if (env) { | |
3619 | cpu_exit(env); | |
3620 | #ifdef USE_KQEMU | |
3621 | if (env->kqemu_enabled) | |
3622 | kqemu_cpu_interrupt(env); | |
3623 | #endif | |
3624 | } | |
3625 | } | |
3626 | ||
4870852c AL |
3627 | #define qemu_mutex_lock_iothread() do { } while (0) |
3628 | #define qemu_mutex_unlock_iothread() do { } while (0) | |
3629 | ||
6e29f5da AL |
3630 | void vm_stop(int reason) |
3631 | { | |
3632 | do_vm_stop(reason); | |
3633 | } | |
3634 | ||
d6dc3d42 AL |
3635 | #else /* CONFIG_IOTHREAD */ |
3636 | ||
3637 | #include "qemu-thread.h" | |
3638 | ||
3639 | QemuMutex qemu_global_mutex; | |
3640 | static QemuMutex qemu_fair_mutex; | |
3641 | ||
3642 | static QemuThread io_thread; | |
3643 | ||
3644 | static QemuThread *tcg_cpu_thread; | |
3645 | static QemuCond *tcg_halt_cond; | |
3646 | ||
3647 | static int qemu_system_ready; | |
3648 | /* cpu creation */ | |
3649 | static QemuCond qemu_cpu_cond; | |
3650 | /* system init */ | |
3651 | static QemuCond qemu_system_cond; | |
3652 | static QemuCond qemu_pause_cond; | |
3653 | ||
3654 | static void block_io_signals(void); | |
3655 | static void unblock_io_signals(void); | |
3656 | static int tcg_has_work(void); | |
3657 | ||
3658 | static int qemu_init_main_loop(void) | |
3659 | { | |
3660 | int ret; | |
3661 | ||
3662 | ret = qemu_event_init(); | |
3663 | if (ret) | |
3664 | return ret; | |
3665 | ||
3666 | qemu_cond_init(&qemu_pause_cond); | |
3667 | qemu_mutex_init(&qemu_fair_mutex); | |
3668 | qemu_mutex_init(&qemu_global_mutex); | |
3669 | qemu_mutex_lock(&qemu_global_mutex); | |
3670 | ||
3671 | unblock_io_signals(); | |
3672 | qemu_thread_self(&io_thread); | |
3673 | ||
3674 | return 0; | |
3675 | } | |
3676 | ||
3677 | static void qemu_wait_io_event(CPUState *env) | |
3678 | { | |
3679 | while (!tcg_has_work()) | |
3680 | qemu_cond_timedwait(env->halt_cond, &qemu_global_mutex, 1000); | |
3681 | ||
3682 | qemu_mutex_unlock(&qemu_global_mutex); | |
3683 | ||
3684 | /* | |
3685 | * Users of qemu_global_mutex can be starved, having no chance | |
3686 | * to acquire it since this path will get to it first. | |
3687 | * So use another lock to provide fairness. | |
3688 | */ | |
3689 | qemu_mutex_lock(&qemu_fair_mutex); | |
3690 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3691 | ||
3692 | qemu_mutex_lock(&qemu_global_mutex); | |
3693 | if (env->stop) { | |
3694 | env->stop = 0; | |
3695 | env->stopped = 1; | |
3696 | qemu_cond_signal(&qemu_pause_cond); | |
3697 | } | |
3698 | } | |
3699 | ||
3700 | static int qemu_cpu_exec(CPUState *env); | |
3701 | ||
3702 | static void *kvm_cpu_thread_fn(void *arg) | |
3703 | { | |
3704 | CPUState *env = arg; | |
3705 | ||
3706 | block_io_signals(); | |
3707 | qemu_thread_self(env->thread); | |
3708 | ||
3709 | /* signal CPU creation */ | |
3710 | qemu_mutex_lock(&qemu_global_mutex); | |
3711 | env->created = 1; | |
3712 | qemu_cond_signal(&qemu_cpu_cond); | |
3713 | ||
3714 | /* and wait for machine initialization */ | |
3715 | while (!qemu_system_ready) | |
3716 | qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100); | |
3717 | ||
3718 | while (1) { | |
3719 | if (cpu_can_run(env)) | |
3720 | qemu_cpu_exec(env); | |
3721 | qemu_wait_io_event(env); | |
3722 | } | |
3723 | ||
3724 | return NULL; | |
3725 | } | |
3726 | ||
3727 | static void tcg_cpu_exec(void); | |
3728 | ||
3729 | static void *tcg_cpu_thread_fn(void *arg) | |
3730 | { | |
3731 | CPUState *env = arg; | |
3732 | ||
3733 | block_io_signals(); | |
3734 | qemu_thread_self(env->thread); | |
3735 | ||
3736 | /* signal CPU creation */ | |
3737 | qemu_mutex_lock(&qemu_global_mutex); | |
3738 | for (env = first_cpu; env != NULL; env = env->next_cpu) | |
3739 | env->created = 1; | |
3740 | qemu_cond_signal(&qemu_cpu_cond); | |
3741 | ||
3742 | /* and wait for machine initialization */ | |
3743 | while (!qemu_system_ready) | |
3744 | qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100); | |
3745 | ||
3746 | while (1) { | |
3747 | tcg_cpu_exec(); | |
3748 | qemu_wait_io_event(cur_cpu); | |
3749 | } | |
3750 | ||
3751 | return NULL; | |
3752 | } | |
3753 | ||
3754 | void qemu_cpu_kick(void *_env) | |
3755 | { | |
3756 | CPUState *env = _env; | |
3757 | qemu_cond_broadcast(env->halt_cond); | |
3758 | if (kvm_enabled()) | |
3759 | qemu_thread_signal(env->thread, SIGUSR1); | |
3760 | } | |
3761 | ||
3762 | int qemu_cpu_self(void *env) | |
3763 | { | |
3764 | return (cpu_single_env != NULL); | |
3765 | } | |
3766 | ||
3767 | static void cpu_signal(int sig) | |
3768 | { | |
3769 | if (cpu_single_env) | |
3770 | cpu_exit(cpu_single_env); | |
3771 | } | |
3772 | ||
3773 | static void block_io_signals(void) | |
3774 | { | |
3775 | sigset_t set; | |
3776 | struct sigaction sigact; | |
3777 | ||
3778 | sigemptyset(&set); | |
3779 | sigaddset(&set, SIGUSR2); | |
3780 | sigaddset(&set, SIGIO); | |
3781 | sigaddset(&set, SIGALRM); | |
3782 | pthread_sigmask(SIG_BLOCK, &set, NULL); | |
3783 | ||
3784 | sigemptyset(&set); | |
3785 | sigaddset(&set, SIGUSR1); | |
3786 | pthread_sigmask(SIG_UNBLOCK, &set, NULL); | |
3787 | ||
3788 | memset(&sigact, 0, sizeof(sigact)); | |
3789 | sigact.sa_handler = cpu_signal; | |
3790 | sigaction(SIGUSR1, &sigact, NULL); | |
3791 | } | |
3792 | ||
3793 | static void unblock_io_signals(void) | |
3794 | { | |
3795 | sigset_t set; | |
3796 | ||
3797 | sigemptyset(&set); | |
3798 | sigaddset(&set, SIGUSR2); | |
3799 | sigaddset(&set, SIGIO); | |
3800 | sigaddset(&set, SIGALRM); | |
3801 | pthread_sigmask(SIG_UNBLOCK, &set, NULL); | |
3802 | ||
3803 | sigemptyset(&set); | |
3804 | sigaddset(&set, SIGUSR1); | |
3805 | pthread_sigmask(SIG_BLOCK, &set, NULL); | |
3806 | } | |
3807 | ||
3808 | static void qemu_signal_lock(unsigned int msecs) | |
3809 | { | |
3810 | qemu_mutex_lock(&qemu_fair_mutex); | |
3811 | ||
3812 | while (qemu_mutex_trylock(&qemu_global_mutex)) { | |
3813 | qemu_thread_signal(tcg_cpu_thread, SIGUSR1); | |
3814 | if (!qemu_mutex_timedlock(&qemu_global_mutex, msecs)) | |
3815 | break; | |
3816 | } | |
3817 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3818 | } | |
3819 | ||
3820 | static void qemu_mutex_lock_iothread(void) | |
3821 | { | |
3822 | if (kvm_enabled()) { | |
3823 | qemu_mutex_lock(&qemu_fair_mutex); | |
3824 | qemu_mutex_lock(&qemu_global_mutex); | |
3825 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3826 | } else | |
3827 | qemu_signal_lock(100); | |
3828 | } | |
3829 | ||
3830 | static void qemu_mutex_unlock_iothread(void) | |
3831 | { | |
3832 | qemu_mutex_unlock(&qemu_global_mutex); | |
3833 | } | |
3834 | ||
3835 | static int all_vcpus_paused(void) | |
3836 | { | |
3837 | CPUState *penv = first_cpu; | |
3838 | ||
3839 | while (penv) { | |
3840 | if (!penv->stopped) | |
3841 | return 0; | |
3842 | penv = (CPUState *)penv->next_cpu; | |
3843 | } | |
3844 | ||
3845 | return 1; | |
3846 | } | |
3847 | ||
3848 | static void pause_all_vcpus(void) | |
3849 | { | |
3850 | CPUState *penv = first_cpu; | |
3851 | ||
3852 | while (penv) { | |
3853 | penv->stop = 1; | |
3854 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3855 | qemu_cpu_kick(penv); | |
3856 | penv = (CPUState *)penv->next_cpu; | |
3857 | } | |
3858 | ||
3859 | while (!all_vcpus_paused()) { | |
3860 | qemu_cond_timedwait(&qemu_pause_cond, &qemu_global_mutex, 100); | |
3861 | penv = first_cpu; | |
3862 | while (penv) { | |
3863 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3864 | penv = (CPUState *)penv->next_cpu; | |
3865 | } | |
3866 | } | |
3867 | } | |
3868 | ||
3869 | static void resume_all_vcpus(void) | |
3870 | { | |
3871 | CPUState *penv = first_cpu; | |
3872 | ||
3873 | while (penv) { | |
3874 | penv->stop = 0; | |
3875 | penv->stopped = 0; | |
3876 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3877 | qemu_cpu_kick(penv); | |
3878 | penv = (CPUState *)penv->next_cpu; | |
3879 | } | |
3880 | } | |
3881 | ||
3882 | static void tcg_init_vcpu(void *_env) | |
3883 | { | |
3884 | CPUState *env = _env; | |
3885 | /* share a single thread for all cpus with TCG */ | |
3886 | if (!tcg_cpu_thread) { | |
3887 | env->thread = qemu_mallocz(sizeof(QemuThread)); | |
3888 | env->halt_cond = qemu_mallocz(sizeof(QemuCond)); | |
3889 | qemu_cond_init(env->halt_cond); | |
3890 | qemu_thread_create(env->thread, tcg_cpu_thread_fn, env); | |
3891 | while (env->created == 0) | |
3892 | qemu_cond_timedwait(&qemu_cpu_cond, &qemu_global_mutex, 100); | |
3893 | tcg_cpu_thread = env->thread; | |
3894 | tcg_halt_cond = env->halt_cond; | |
3895 | } else { | |
3896 | env->thread = tcg_cpu_thread; | |
3897 | env->halt_cond = tcg_halt_cond; | |
3898 | } | |
3899 | } | |
3900 | ||
3901 | static void kvm_start_vcpu(CPUState *env) | |
3902 | { | |
3903 | kvm_init_vcpu(env); | |
3904 | env->thread = qemu_mallocz(sizeof(QemuThread)); | |
3905 | env->halt_cond = qemu_mallocz(sizeof(QemuCond)); | |
3906 | qemu_cond_init(env->halt_cond); | |
3907 | qemu_thread_create(env->thread, kvm_cpu_thread_fn, env); | |
3908 | while (env->created == 0) | |
3909 | qemu_cond_timedwait(&qemu_cpu_cond, &qemu_global_mutex, 100); | |
3910 | } | |
3911 | ||
3912 | void qemu_init_vcpu(void *_env) | |
3913 | { | |
3914 | CPUState *env = _env; | |
3915 | ||
3916 | if (kvm_enabled()) | |
3917 | kvm_start_vcpu(env); | |
3918 | else | |
3919 | tcg_init_vcpu(env); | |
3920 | } | |
3921 | ||
3922 | void qemu_notify_event(void) | |
3923 | { | |
3924 | qemu_event_increment(); | |
3925 | } | |
3926 | ||
3927 | void vm_stop(int reason) | |
3928 | { | |
3929 | QemuThread me; | |
3930 | qemu_thread_self(&me); | |
3931 | ||
3932 | if (!qemu_thread_equal(&me, &io_thread)) { | |
3933 | qemu_system_vmstop_request(reason); | |
3934 | /* | |
3935 | * FIXME: should not return to device code in case | |
3936 | * vm_stop() has been requested. | |
3937 | */ | |
3938 | if (cpu_single_env) { | |
3939 | cpu_exit(cpu_single_env); | |
3940 | cpu_single_env->stop = 1; | |
3941 | } | |
3942 | return; | |
3943 | } | |
3944 | do_vm_stop(reason); | |
3945 | } | |
3946 | ||
3947 | #endif | |
3948 | ||
3949 | ||
877cf882 | 3950 | #ifdef _WIN32 |
69d6451c | 3951 | static void host_main_loop_wait(int *timeout) |
56f3a5d0 AL |
3952 | { |
3953 | int ret, ret2, i; | |
f331110f FB |
3954 | PollingEntry *pe; |
3955 | ||
c4b1fcc0 | 3956 | |
f331110f FB |
3957 | /* XXX: need to suppress polling by better using win32 events */ |
3958 | ret = 0; | |
3959 | for(pe = first_polling_entry; pe != NULL; pe = pe->next) { | |
3960 | ret |= pe->func(pe->opaque); | |
3961 | } | |
e6b1e558 | 3962 | if (ret == 0) { |
a18e524a FB |
3963 | int err; |
3964 | WaitObjects *w = &wait_objects; | |
3b46e624 | 3965 | |
56f3a5d0 | 3966 | ret = WaitForMultipleObjects(w->num, w->events, FALSE, *timeout); |
a18e524a FB |
3967 | if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) { |
3968 | if (w->func[ret - WAIT_OBJECT_0]) | |
3969 | w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]); | |
3b46e624 | 3970 | |
5fafdf24 | 3971 | /* Check for additional signaled events */ |
e6b1e558 | 3972 | for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) { |
3b46e624 | 3973 | |
e6b1e558 TS |
3974 | /* Check if event is signaled */ |
3975 | ret2 = WaitForSingleObject(w->events[i], 0); | |
3976 | if(ret2 == WAIT_OBJECT_0) { | |
3977 | if (w->func[i]) | |
3978 | w->func[i](w->opaque[i]); | |
3979 | } else if (ret2 == WAIT_TIMEOUT) { | |
3980 | } else { | |
3981 | err = GetLastError(); | |
3982 | fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err); | |
3b46e624 TS |
3983 | } |
3984 | } | |
a18e524a FB |
3985 | } else if (ret == WAIT_TIMEOUT) { |
3986 | } else { | |
3987 | err = GetLastError(); | |
e6b1e558 | 3988 | fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err); |
a18e524a | 3989 | } |
f331110f | 3990 | } |
56f3a5d0 AL |
3991 | |
3992 | *timeout = 0; | |
3993 | } | |
3994 | #else | |
69d6451c | 3995 | static void host_main_loop_wait(int *timeout) |
56f3a5d0 AL |
3996 | { |
3997 | } | |
fd1dff4b | 3998 | #endif |
56f3a5d0 AL |
3999 | |
4000 | void main_loop_wait(int timeout) | |
4001 | { | |
4002 | IOHandlerRecord *ioh; | |
4003 | fd_set rfds, wfds, xfds; | |
4004 | int ret, nfds; | |
4005 | struct timeval tv; | |
4006 | ||
4007 | qemu_bh_update_timeout(&timeout); | |
4008 | ||
4009 | host_main_loop_wait(&timeout); | |
4010 | ||
fd1dff4b FB |
4011 | /* poll any events */ |
4012 | /* XXX: separate device handlers from system ones */ | |
6abfbd79 | 4013 | nfds = -1; |
fd1dff4b FB |
4014 | FD_ZERO(&rfds); |
4015 | FD_ZERO(&wfds); | |
e035649e | 4016 | FD_ZERO(&xfds); |
fd1dff4b | 4017 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
cafffd40 TS |
4018 | if (ioh->deleted) |
4019 | continue; | |
fd1dff4b FB |
4020 | if (ioh->fd_read && |
4021 | (!ioh->fd_read_poll || | |
4022 | ioh->fd_read_poll(ioh->opaque) != 0)) { | |
4023 | FD_SET(ioh->fd, &rfds); | |
4024 | if (ioh->fd > nfds) | |
4025 | nfds = ioh->fd; | |
4026 | } | |
4027 | if (ioh->fd_write) { | |
4028 | FD_SET(ioh->fd, &wfds); | |
4029 | if (ioh->fd > nfds) | |
4030 | nfds = ioh->fd; | |
4031 | } | |
4032 | } | |
3b46e624 | 4033 | |
56f3a5d0 AL |
4034 | tv.tv_sec = timeout / 1000; |
4035 | tv.tv_usec = (timeout % 1000) * 1000; | |
4036 | ||
d918f23e JK |
4037 | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); |
4038 | ||
4870852c | 4039 | qemu_mutex_unlock_iothread(); |
e035649e | 4040 | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv); |
4870852c | 4041 | qemu_mutex_lock_iothread(); |
fd1dff4b | 4042 | if (ret > 0) { |
cafffd40 TS |
4043 | IOHandlerRecord **pioh; |
4044 | ||
4045 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
6ab43fdc | 4046 | if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) { |
fd1dff4b | 4047 | ioh->fd_read(ioh->opaque); |
7c9d8e07 | 4048 | } |
6ab43fdc | 4049 | if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) { |
fd1dff4b | 4050 | ioh->fd_write(ioh->opaque); |
c4b1fcc0 | 4051 | } |
b4608c04 | 4052 | } |
cafffd40 TS |
4053 | |
4054 | /* remove deleted IO handlers */ | |
4055 | pioh = &first_io_handler; | |
4056 | while (*pioh) { | |
4057 | ioh = *pioh; | |
4058 | if (ioh->deleted) { | |
4059 | *pioh = ioh->next; | |
4060 | qemu_free(ioh); | |
5fafdf24 | 4061 | } else |
cafffd40 TS |
4062 | pioh = &ioh->next; |
4063 | } | |
fd1dff4b | 4064 | } |
d918f23e JK |
4065 | |
4066 | slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0)); | |
b4608c04 | 4067 | |
50317c7f AL |
4068 | /* rearm timer, if not periodic */ |
4069 | if (alarm_timer->flags & ALARM_FLAG_EXPIRED) { | |
4070 | alarm_timer->flags &= ~ALARM_FLAG_EXPIRED; | |
4071 | qemu_rearm_alarm_timer(alarm_timer); | |
4072 | } | |
4073 | ||
357c692c | 4074 | /* vm time timers */ |
d6dc3d42 AL |
4075 | if (vm_running) { |
4076 | if (!cur_cpu || likely(!(cur_cpu->singlestep_enabled & SSTEP_NOTIMER))) | |
4077 | qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], | |
4078 | qemu_get_clock(vm_clock)); | |
4079 | } | |
357c692c AL |
4080 | |
4081 | /* real time timers */ | |
4082 | qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], | |
4083 | qemu_get_clock(rt_clock)); | |
4084 | ||
423f0742 PB |
4085 | /* Check bottom-halves last in case any of the earlier events triggered |
4086 | them. */ | |
4087 | qemu_bh_poll(); | |
3b46e624 | 4088 | |
5905b2e5 FB |
4089 | } |
4090 | ||
43b96858 | 4091 | static int qemu_cpu_exec(CPUState *env) |
5905b2e5 | 4092 | { |
43b96858 | 4093 | int ret; |
89bfc105 FB |
4094 | #ifdef CONFIG_PROFILER |
4095 | int64_t ti; | |
4096 | #endif | |
5905b2e5 | 4097 | |
89bfc105 | 4098 | #ifdef CONFIG_PROFILER |
43b96858 | 4099 | ti = profile_getclock(); |
89bfc105 | 4100 | #endif |
43b96858 AL |
4101 | if (use_icount) { |
4102 | int64_t count; | |
4103 | int decr; | |
4104 | qemu_icount -= (env->icount_decr.u16.low + env->icount_extra); | |
4105 | env->icount_decr.u16.low = 0; | |
4106 | env->icount_extra = 0; | |
4107 | count = qemu_next_deadline(); | |
4108 | count = (count + (1 << icount_time_shift) - 1) | |
4109 | >> icount_time_shift; | |
4110 | qemu_icount += count; | |
4111 | decr = (count > 0xffff) ? 0xffff : count; | |
4112 | count -= decr; | |
4113 | env->icount_decr.u16.low = decr; | |
4114 | env->icount_extra = count; | |
4115 | } | |
4116 | ret = cpu_exec(env); | |
89bfc105 | 4117 | #ifdef CONFIG_PROFILER |
43b96858 | 4118 | qemu_time += profile_getclock() - ti; |
89bfc105 | 4119 | #endif |
43b96858 AL |
4120 | if (use_icount) { |
4121 | /* Fold pending instructions back into the | |
4122 | instruction counter, and clear the interrupt flag. */ | |
4123 | qemu_icount -= (env->icount_decr.u16.low | |
4124 | + env->icount_extra); | |
4125 | env->icount_decr.u32 = 0; | |
4126 | env->icount_extra = 0; | |
4127 | } | |
4128 | return ret; | |
4129 | } | |
4130 | ||
e6e35b1e AL |
4131 | static void tcg_cpu_exec(void) |
4132 | { | |
d6dc3d42 | 4133 | int ret = 0; |
e6e35b1e AL |
4134 | |
4135 | if (next_cpu == NULL) | |
4136 | next_cpu = first_cpu; | |
4137 | for (; next_cpu != NULL; next_cpu = next_cpu->next_cpu) { | |
4138 | CPUState *env = cur_cpu = next_cpu; | |
4139 | ||
4140 | if (!vm_running) | |
4141 | break; | |
4142 | if (timer_alarm_pending) { | |
4143 | timer_alarm_pending = 0; | |
4144 | break; | |
4145 | } | |
d6dc3d42 AL |
4146 | if (cpu_can_run(env)) |
4147 | ret = qemu_cpu_exec(env); | |
e6e35b1e AL |
4148 | if (ret == EXCP_DEBUG) { |
4149 | gdb_set_stop_cpu(env); | |
4150 | debug_requested = 1; | |
4151 | break; | |
4152 | } | |
4153 | } | |
4154 | } | |
4155 | ||
43b96858 AL |
4156 | static int cpu_has_work(CPUState *env) |
4157 | { | |
d6dc3d42 AL |
4158 | if (env->stop) |
4159 | return 1; | |
4160 | if (env->stopped) | |
4161 | return 0; | |
43b96858 AL |
4162 | if (!env->halted) |
4163 | return 1; | |
4164 | if (qemu_cpu_has_work(env)) | |
4165 | return 1; | |
4166 | return 0; | |
4167 | } | |
4168 | ||
4169 | static int tcg_has_work(void) | |
4170 | { | |
4171 | CPUState *env; | |
4172 | ||
4173 | for (env = first_cpu; env != NULL; env = env->next_cpu) | |
4174 | if (cpu_has_work(env)) | |
4175 | return 1; | |
4176 | return 0; | |
4177 | } | |
4178 | ||
4179 | static int qemu_calculate_timeout(void) | |
4180 | { | |
b319820d | 4181 | #ifndef CONFIG_IOTHREAD |
43b96858 AL |
4182 | int timeout; |
4183 | ||
4184 | if (!vm_running) | |
4185 | timeout = 5000; | |
4186 | else if (tcg_has_work()) | |
4187 | timeout = 0; | |
4188 | else if (!use_icount) | |
4189 | timeout = 5000; | |
4190 | else { | |
4191 | /* XXX: use timeout computed from timers */ | |
4192 | int64_t add; | |
4193 | int64_t delta; | |
4194 | /* Advance virtual time to the next event. */ | |
4195 | if (use_icount == 1) { | |
4196 | /* When not using an adaptive execution frequency | |
4197 | we tend to get badly out of sync with real time, | |
4198 | so just delay for a reasonable amount of time. */ | |
4199 | delta = 0; | |
4200 | } else { | |
4201 | delta = cpu_get_icount() - cpu_get_clock(); | |
4202 | } | |
4203 | if (delta > 0) { | |
4204 | /* If virtual time is ahead of real time then just | |
4205 | wait for IO. */ | |
4206 | timeout = (delta / 1000000) + 1; | |
4207 | } else { | |
4208 | /* Wait for either IO to occur or the next | |
4209 | timer event. */ | |
4210 | add = qemu_next_deadline(); | |
4211 | /* We advance the timer before checking for IO. | |
4212 | Limit the amount we advance so that early IO | |
4213 | activity won't get the guest too far ahead. */ | |
4214 | if (add > 10000000) | |
4215 | add = 10000000; | |
4216 | delta += add; | |
4217 | add = (add + (1 << icount_time_shift) - 1) | |
4218 | >> icount_time_shift; | |
4219 | qemu_icount += add; | |
4220 | timeout = delta / 1000000; | |
4221 | if (timeout < 0) | |
4222 | timeout = 0; | |
4223 | } | |
4224 | } | |
4225 | ||
4226 | return timeout; | |
b319820d LC |
4227 | #else /* CONFIG_IOTHREAD */ |
4228 | return 1000; | |
4229 | #endif | |
43b96858 AL |
4230 | } |
4231 | ||
4232 | static int vm_can_run(void) | |
4233 | { | |
4234 | if (powerdown_requested) | |
4235 | return 0; | |
4236 | if (reset_requested) | |
4237 | return 0; | |
4238 | if (shutdown_requested) | |
4239 | return 0; | |
e568902a AL |
4240 | if (debug_requested) |
4241 | return 0; | |
43b96858 AL |
4242 | return 1; |
4243 | } | |
4244 | ||
4245 | static void main_loop(void) | |
4246 | { | |
6e29f5da | 4247 | int r; |
e6e35b1e | 4248 | |
d6dc3d42 AL |
4249 | #ifdef CONFIG_IOTHREAD |
4250 | qemu_system_ready = 1; | |
4251 | qemu_cond_broadcast(&qemu_system_cond); | |
4252 | #endif | |
4253 | ||
6e29f5da | 4254 | for (;;) { |
43b96858 | 4255 | do { |
e6e35b1e AL |
4256 | #ifdef CONFIG_PROFILER |
4257 | int64_t ti; | |
4258 | #endif | |
d6dc3d42 | 4259 | #ifndef CONFIG_IOTHREAD |
e6e35b1e | 4260 | tcg_cpu_exec(); |
d6dc3d42 | 4261 | #endif |
89bfc105 | 4262 | #ifdef CONFIG_PROFILER |
43b96858 | 4263 | ti = profile_getclock(); |
89bfc105 | 4264 | #endif |
43b96858 | 4265 | main_loop_wait(qemu_calculate_timeout()); |
89bfc105 | 4266 | #ifdef CONFIG_PROFILER |
43b96858 | 4267 | dev_time += profile_getclock() - ti; |
89bfc105 | 4268 | #endif |
e568902a | 4269 | } while (vm_can_run()); |
43b96858 | 4270 | |
e568902a AL |
4271 | if (qemu_debug_requested()) |
4272 | vm_stop(EXCP_DEBUG); | |
43b96858 AL |
4273 | if (qemu_shutdown_requested()) { |
4274 | if (no_shutdown) { | |
4275 | vm_stop(0); | |
4276 | no_shutdown = 0; | |
4277 | } else | |
4278 | break; | |
4279 | } | |
d6dc3d42 AL |
4280 | if (qemu_reset_requested()) { |
4281 | pause_all_vcpus(); | |
43b96858 | 4282 | qemu_system_reset(); |
d6dc3d42 AL |
4283 | resume_all_vcpus(); |
4284 | } | |
43b96858 AL |
4285 | if (qemu_powerdown_requested()) |
4286 | qemu_system_powerdown(); | |
6e29f5da AL |
4287 | if ((r = qemu_vmstop_requested())) |
4288 | vm_stop(r); | |
b4608c04 | 4289 | } |
d6dc3d42 | 4290 | pause_all_vcpus(); |
b4608c04 FB |
4291 | } |
4292 | ||
9bd7e6d9 PB |
4293 | static void version(void) |
4294 | { | |
4a19f1ec | 4295 | printf("QEMU PC emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"); |
9bd7e6d9 PB |
4296 | } |
4297 | ||
15f82208 | 4298 | static void help(int exitcode) |
0824d6fc | 4299 | { |
9bd7e6d9 PB |
4300 | version(); |
4301 | printf("usage: %s [options] [disk_image]\n" | |
0824d6fc | 4302 | "\n" |
a20dd508 | 4303 | "'disk_image' is a raw hard image image for IDE hard disk 0\n" |
fc01f7e7 | 4304 | "\n" |
5824d651 BS |
4305 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4306 | opt_help | |
4307 | #define DEFHEADING(text) stringify(text) "\n" | |
4308 | #include "qemu-options.h" | |
4309 | #undef DEF | |
4310 | #undef DEFHEADING | |
4311 | #undef GEN_DOCS | |
0824d6fc | 4312 | "\n" |
82c643ff | 4313 | "During emulation, the following keys are useful:\n" |
032a8c9e FB |
4314 | "ctrl-alt-f toggle full screen\n" |
4315 | "ctrl-alt-n switch to virtual console 'n'\n" | |
4316 | "ctrl-alt toggle mouse and keyboard grab\n" | |
82c643ff FB |
4317 | "\n" |
4318 | "When using -nographic, press 'ctrl-a h' to get some help.\n" | |
4319 | , | |
0db63474 | 4320 | "qemu", |
a00bad7e | 4321 | DEFAULT_RAM_SIZE, |
7c9d8e07 | 4322 | #ifndef _WIN32 |
a00bad7e | 4323 | DEFAULT_NETWORK_SCRIPT, |
b46a8906 | 4324 | DEFAULT_NETWORK_DOWN_SCRIPT, |
7c9d8e07 | 4325 | #endif |
6e44ba7f | 4326 | DEFAULT_GDBSTUB_PORT, |
bce61846 | 4327 | "/tmp/qemu.log"); |
15f82208 | 4328 | exit(exitcode); |
0824d6fc FB |
4329 | } |
4330 | ||
cd6f1169 FB |
4331 | #define HAS_ARG 0x0001 |
4332 | ||
4333 | enum { | |
5824d651 BS |
4334 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4335 | opt_enum, | |
4336 | #define DEFHEADING(text) | |
4337 | #include "qemu-options.h" | |
4338 | #undef DEF | |
4339 | #undef DEFHEADING | |
4340 | #undef GEN_DOCS | |
cd6f1169 FB |
4341 | }; |
4342 | ||
4343 | typedef struct QEMUOption { | |
4344 | const char *name; | |
4345 | int flags; | |
4346 | int index; | |
4347 | } QEMUOption; | |
4348 | ||
dbed7e40 | 4349 | static const QEMUOption qemu_options[] = { |
cd6f1169 | 4350 | { "h", 0, QEMU_OPTION_h }, |
5824d651 BS |
4351 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4352 | { option, opt_arg, opt_enum }, | |
4353 | #define DEFHEADING(text) | |
4354 | #include "qemu-options.h" | |
4355 | #undef DEF | |
4356 | #undef DEFHEADING | |
4357 | #undef GEN_DOCS | |
cd6f1169 | 4358 | { NULL }, |
fc01f7e7 FB |
4359 | }; |
4360 | ||
1d14ffa9 | 4361 | #ifdef HAS_AUDIO |
6a36d84e | 4362 | struct soundhw soundhw[] = { |
b00052e4 | 4363 | #ifdef HAS_AUDIO_CHOICE |
4ce7ff6e | 4364 | #if defined(TARGET_I386) || defined(TARGET_MIPS) |
fd06c375 FB |
4365 | { |
4366 | "pcspk", | |
4367 | "PC speaker", | |
4368 | 0, | |
4369 | 1, | |
4370 | { .init_isa = pcspk_audio_init } | |
4371 | }, | |
4372 | #endif | |
4c9b53e3 | 4373 | |
4374 | #ifdef CONFIG_SB16 | |
6a36d84e FB |
4375 | { |
4376 | "sb16", | |
4377 | "Creative Sound Blaster 16", | |
4378 | 0, | |
4379 | 1, | |
4380 | { .init_isa = SB16_init } | |
4381 | }, | |
4c9b53e3 | 4382 | #endif |
6a36d84e | 4383 | |
cc53d26d | 4384 | #ifdef CONFIG_CS4231A |
4385 | { | |
4386 | "cs4231a", | |
4387 | "CS4231A", | |
4388 | 0, | |
4389 | 1, | |
4390 | { .init_isa = cs4231a_init } | |
4391 | }, | |
4392 | #endif | |
4393 | ||
1d14ffa9 | 4394 | #ifdef CONFIG_ADLIB |
6a36d84e FB |
4395 | { |
4396 | "adlib", | |
1d14ffa9 | 4397 | #ifdef HAS_YMF262 |
6a36d84e | 4398 | "Yamaha YMF262 (OPL3)", |
1d14ffa9 | 4399 | #else |
6a36d84e | 4400 | "Yamaha YM3812 (OPL2)", |
1d14ffa9 | 4401 | #endif |
6a36d84e FB |
4402 | 0, |
4403 | 1, | |
4404 | { .init_isa = Adlib_init } | |
4405 | }, | |
1d14ffa9 | 4406 | #endif |
6a36d84e | 4407 | |
1d14ffa9 | 4408 | #ifdef CONFIG_GUS |
6a36d84e FB |
4409 | { |
4410 | "gus", | |
4411 | "Gravis Ultrasound GF1", | |
4412 | 0, | |
4413 | 1, | |
4414 | { .init_isa = GUS_init } | |
4415 | }, | |
1d14ffa9 | 4416 | #endif |
6a36d84e | 4417 | |
4c9b53e3 | 4418 | #ifdef CONFIG_AC97 |
e5c9a13e AZ |
4419 | { |
4420 | "ac97", | |
4421 | "Intel 82801AA AC97 Audio", | |
4422 | 0, | |
4423 | 0, | |
4424 | { .init_pci = ac97_init } | |
4425 | }, | |
4c9b53e3 | 4426 | #endif |
e5c9a13e | 4427 | |
4c9b53e3 | 4428 | #ifdef CONFIG_ES1370 |
6a36d84e FB |
4429 | { |
4430 | "es1370", | |
4431 | "ENSONIQ AudioPCI ES1370", | |
4432 | 0, | |
4433 | 0, | |
4434 | { .init_pci = es1370_init } | |
4435 | }, | |
b00052e4 | 4436 | #endif |
6a36d84e | 4437 | |
4c9b53e3 | 4438 | #endif /* HAS_AUDIO_CHOICE */ |
4439 | ||
6a36d84e FB |
4440 | { NULL, NULL, 0, 0, { NULL } } |
4441 | }; | |
4442 | ||
4443 | static void select_soundhw (const char *optarg) | |
4444 | { | |
4445 | struct soundhw *c; | |
4446 | ||
4447 | if (*optarg == '?') { | |
4448 | show_valid_cards: | |
4449 | ||
4450 | printf ("Valid sound card names (comma separated):\n"); | |
4451 | for (c = soundhw; c->name; ++c) { | |
4452 | printf ("%-11s %s\n", c->name, c->descr); | |
4453 | } | |
4454 | printf ("\n-soundhw all will enable all of the above\n"); | |
1d14ffa9 FB |
4455 | exit (*optarg != '?'); |
4456 | } | |
4457 | else { | |
6a36d84e | 4458 | size_t l; |
1d14ffa9 FB |
4459 | const char *p; |
4460 | char *e; | |
4461 | int bad_card = 0; | |
4462 | ||
6a36d84e FB |
4463 | if (!strcmp (optarg, "all")) { |
4464 | for (c = soundhw; c->name; ++c) { | |
4465 | c->enabled = 1; | |
4466 | } | |
4467 | return; | |
4468 | } | |
1d14ffa9 | 4469 | |
6a36d84e | 4470 | p = optarg; |
1d14ffa9 FB |
4471 | while (*p) { |
4472 | e = strchr (p, ','); | |
4473 | l = !e ? strlen (p) : (size_t) (e - p); | |
6a36d84e FB |
4474 | |
4475 | for (c = soundhw; c->name; ++c) { | |
4476 | if (!strncmp (c->name, p, l)) { | |
4477 | c->enabled = 1; | |
1d14ffa9 FB |
4478 | break; |
4479 | } | |
4480 | } | |
6a36d84e FB |
4481 | |
4482 | if (!c->name) { | |
1d14ffa9 FB |
4483 | if (l > 80) { |
4484 | fprintf (stderr, | |
4485 | "Unknown sound card name (too big to show)\n"); | |
4486 | } | |
4487 | else { | |
4488 | fprintf (stderr, "Unknown sound card name `%.*s'\n", | |
4489 | (int) l, p); | |
4490 | } | |
4491 | bad_card = 1; | |
4492 | } | |
4493 | p += l + (e != NULL); | |
4494 | } | |
4495 | ||
4496 | if (bad_card) | |
4497 | goto show_valid_cards; | |
4498 | } | |
4499 | } | |
4500 | #endif | |
4501 | ||
3893c124 | 4502 | static void select_vgahw (const char *p) |
4503 | { | |
4504 | const char *opts; | |
4505 | ||
28b85ed8 AL |
4506 | cirrus_vga_enabled = 0; |
4507 | std_vga_enabled = 0; | |
4508 | vmsvga_enabled = 0; | |
94909d9f | 4509 | xenfb_enabled = 0; |
3893c124 | 4510 | if (strstart(p, "std", &opts)) { |
c2b3b41a | 4511 | std_vga_enabled = 1; |
3893c124 | 4512 | } else if (strstart(p, "cirrus", &opts)) { |
4513 | cirrus_vga_enabled = 1; | |
3893c124 | 4514 | } else if (strstart(p, "vmware", &opts)) { |
3893c124 | 4515 | vmsvga_enabled = 1; |
94909d9f AL |
4516 | } else if (strstart(p, "xenfb", &opts)) { |
4517 | xenfb_enabled = 1; | |
28b85ed8 | 4518 | } else if (!strstart(p, "none", &opts)) { |
3893c124 | 4519 | invalid_vga: |
4520 | fprintf(stderr, "Unknown vga type: %s\n", p); | |
4521 | exit(1); | |
4522 | } | |
cb5a7aa8 | 4523 | while (*opts) { |
4524 | const char *nextopt; | |
4525 | ||
4526 | if (strstart(opts, ",retrace=", &nextopt)) { | |
4527 | opts = nextopt; | |
4528 | if (strstart(opts, "dumb", &nextopt)) | |
4529 | vga_retrace_method = VGA_RETRACE_DUMB; | |
4530 | else if (strstart(opts, "precise", &nextopt)) | |
4531 | vga_retrace_method = VGA_RETRACE_PRECISE; | |
4532 | else goto invalid_vga; | |
4533 | } else goto invalid_vga; | |
4534 | opts = nextopt; | |
4535 | } | |
3893c124 | 4536 | } |
4537 | ||
7d4c3d53 MA |
4538 | #ifdef TARGET_I386 |
4539 | static int balloon_parse(const char *arg) | |
4540 | { | |
4541 | char buf[128]; | |
4542 | const char *p; | |
4543 | ||
4544 | if (!strcmp(arg, "none")) { | |
4545 | virtio_balloon = 0; | |
4546 | } else if (!strncmp(arg, "virtio", 6)) { | |
4547 | virtio_balloon = 1; | |
4548 | if (arg[6] == ',') { | |
4549 | p = arg + 7; | |
4550 | if (get_param_value(buf, sizeof(buf), "addr", p)) { | |
4551 | virtio_balloon_devaddr = strdup(buf); | |
4552 | } | |
4553 | } | |
4554 | } else { | |
4555 | return -1; | |
4556 | } | |
4557 | return 0; | |
4558 | } | |
4559 | #endif | |
4560 | ||
3587d7e6 FB |
4561 | #ifdef _WIN32 |
4562 | static BOOL WINAPI qemu_ctrl_handler(DWORD type) | |
4563 | { | |
4564 | exit(STATUS_CONTROL_C_EXIT); | |
4565 | return TRUE; | |
4566 | } | |
4567 | #endif | |
4568 | ||
c4be29ff | 4569 | int qemu_uuid_parse(const char *str, uint8_t *uuid) |
8fcb1b90 BS |
4570 | { |
4571 | int ret; | |
4572 | ||
4573 | if(strlen(str) != 36) | |
4574 | return -1; | |
4575 | ||
4576 | ret = sscanf(str, UUID_FMT, &uuid[0], &uuid[1], &uuid[2], &uuid[3], | |
4577 | &uuid[4], &uuid[5], &uuid[6], &uuid[7], &uuid[8], &uuid[9], | |
4578 | &uuid[10], &uuid[11], &uuid[12], &uuid[13], &uuid[14], &uuid[15]); | |
4579 | ||
4580 | if(ret != 16) | |
4581 | return -1; | |
4582 | ||
b6f6e3d3 AL |
4583 | #ifdef TARGET_I386 |
4584 | smbios_add_field(1, offsetof(struct smbios_type_1, uuid), 16, uuid); | |
4585 | #endif | |
4586 | ||
8fcb1b90 BS |
4587 | return 0; |
4588 | } | |
4589 | ||
7c9d8e07 | 4590 | #define MAX_NET_CLIENTS 32 |
c20709aa | 4591 | |
5b08fc10 AL |
4592 | #ifndef _WIN32 |
4593 | ||
4594 | static void termsig_handler(int signal) | |
4595 | { | |
4596 | qemu_system_shutdown_request(); | |
4597 | } | |
4598 | ||
7c3370d4 JK |
4599 | static void sigchld_handler(int signal) |
4600 | { | |
4601 | waitpid(-1, NULL, WNOHANG); | |
4602 | } | |
4603 | ||
4604 | static void sighandler_setup(void) | |
5b08fc10 AL |
4605 | { |
4606 | struct sigaction act; | |
4607 | ||
4608 | memset(&act, 0, sizeof(act)); | |
4609 | act.sa_handler = termsig_handler; | |
4610 | sigaction(SIGINT, &act, NULL); | |
4611 | sigaction(SIGHUP, &act, NULL); | |
4612 | sigaction(SIGTERM, &act, NULL); | |
7c3370d4 JK |
4613 | |
4614 | act.sa_handler = sigchld_handler; | |
4615 | act.sa_flags = SA_NOCLDSTOP; | |
4616 | sigaction(SIGCHLD, &act, NULL); | |
5b08fc10 AL |
4617 | } |
4618 | ||
4619 | #endif | |
4620 | ||
5cea8590 PB |
4621 | #ifdef _WIN32 |
4622 | /* Look for support files in the same directory as the executable. */ | |
4623 | static char *find_datadir(const char *argv0) | |
4624 | { | |
4625 | char *p; | |
4626 | char buf[MAX_PATH]; | |
4627 | DWORD len; | |
4628 | ||
4629 | len = GetModuleFileName(NULL, buf, sizeof(buf) - 1); | |
4630 | if (len == 0) { | |
c5947808 | 4631 | return NULL; |
5cea8590 PB |
4632 | } |
4633 | ||
4634 | buf[len] = 0; | |
4635 | p = buf + len - 1; | |
4636 | while (p != buf && *p != '\\') | |
4637 | p--; | |
4638 | *p = 0; | |
4639 | if (access(buf, R_OK) == 0) { | |
4640 | return qemu_strdup(buf); | |
4641 | } | |
4642 | return NULL; | |
4643 | } | |
4644 | #else /* !_WIN32 */ | |
4645 | ||
4646 | /* Find a likely location for support files using the location of the binary. | |
4647 | For installed binaries this will be "$bindir/../share/qemu". When | |
4648 | running from the build tree this will be "$bindir/../pc-bios". */ | |
4649 | #define SHARE_SUFFIX "/share/qemu" | |
4650 | #define BUILD_SUFFIX "/pc-bios" | |
4651 | static char *find_datadir(const char *argv0) | |
4652 | { | |
4653 | char *dir; | |
4654 | char *p = NULL; | |
4655 | char *res; | |
4656 | #ifdef PATH_MAX | |
4657 | char buf[PATH_MAX]; | |
4658 | #endif | |
3a41759d | 4659 | size_t max_len; |
5cea8590 PB |
4660 | |
4661 | #if defined(__linux__) | |
4662 | { | |
4663 | int len; | |
4664 | len = readlink("/proc/self/exe", buf, sizeof(buf) - 1); | |
4665 | if (len > 0) { | |
4666 | buf[len] = 0; | |
4667 | p = buf; | |
4668 | } | |
4669 | } | |
4670 | #elif defined(__FreeBSD__) | |
4671 | { | |
4672 | int len; | |
4673 | len = readlink("/proc/curproc/file", buf, sizeof(buf) - 1); | |
4674 | if (len > 0) { | |
4675 | buf[len] = 0; | |
4676 | p = buf; | |
4677 | } | |
4678 | } | |
4679 | #endif | |
4680 | /* If we don't have any way of figuring out the actual executable | |
4681 | location then try argv[0]. */ | |
4682 | if (!p) { | |
4683 | #ifdef PATH_MAX | |
4684 | p = buf; | |
4685 | #endif | |
4686 | p = realpath(argv0, p); | |
4687 | if (!p) { | |
4688 | return NULL; | |
4689 | } | |
4690 | } | |
4691 | dir = dirname(p); | |
4692 | dir = dirname(dir); | |
4693 | ||
3a41759d BS |
4694 | max_len = strlen(dir) + |
4695 | MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1; | |
4696 | res = qemu_mallocz(max_len); | |
4697 | snprintf(res, max_len, "%s%s", dir, SHARE_SUFFIX); | |
5cea8590 | 4698 | if (access(res, R_OK)) { |
3a41759d | 4699 | snprintf(res, max_len, "%s%s", dir, BUILD_SUFFIX); |
5cea8590 PB |
4700 | if (access(res, R_OK)) { |
4701 | qemu_free(res); | |
4702 | res = NULL; | |
4703 | } | |
4704 | } | |
4705 | #ifndef PATH_MAX | |
4706 | free(p); | |
4707 | #endif | |
4708 | return res; | |
4709 | } | |
4710 | #undef SHARE_SUFFIX | |
4711 | #undef BUILD_SUFFIX | |
4712 | #endif | |
4713 | ||
4714 | char *qemu_find_file(int type, const char *name) | |
4715 | { | |
4716 | int len; | |
4717 | const char *subdir; | |
4718 | char *buf; | |
4719 | ||
4720 | /* If name contains path separators then try it as a straight path. */ | |
4721 | if ((strchr(name, '/') || strchr(name, '\\')) | |
4722 | && access(name, R_OK) == 0) { | |
4723 | return strdup(name); | |
4724 | } | |
4725 | switch (type) { | |
4726 | case QEMU_FILE_TYPE_BIOS: | |
4727 | subdir = ""; | |
4728 | break; | |
4729 | case QEMU_FILE_TYPE_KEYMAP: | |
4730 | subdir = "keymaps/"; | |
4731 | break; | |
4732 | default: | |
4733 | abort(); | |
4734 | } | |
4735 | len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2; | |
4736 | buf = qemu_mallocz(len); | |
3a41759d | 4737 | snprintf(buf, len, "%s/%s%s", data_dir, subdir, name); |
5cea8590 PB |
4738 | if (access(buf, R_OK)) { |
4739 | qemu_free(buf); | |
4740 | return NULL; | |
4741 | } | |
4742 | return buf; | |
4743 | } | |
4744 | ||
902b3d5c | 4745 | int main(int argc, char **argv, char **envp) |
0824d6fc | 4746 | { |
59030a8c | 4747 | const char *gdbstub_dev = NULL; |
28c5af54 | 4748 | uint32_t boot_devices_bitmap = 0; |
e4bcb14c | 4749 | int i; |
28c5af54 | 4750 | int snapshot, linux_boot, net_boot; |
7f7f9873 | 4751 | const char *initrd_filename; |
a20dd508 | 4752 | const char *kernel_filename, *kernel_cmdline; |
28c5af54 | 4753 | const char *boot_devices = ""; |
3023f332 | 4754 | DisplayState *ds; |
7d957bd8 | 4755 | DisplayChangeListener *dcl; |
46d4767d | 4756 | int cyls, heads, secs, translation; |
fd5f393a | 4757 | const char *net_clients[MAX_NET_CLIENTS]; |
7c9d8e07 | 4758 | int nb_net_clients; |
dc72ac14 AZ |
4759 | const char *bt_opts[MAX_BT_CMDLINE]; |
4760 | int nb_bt_opts; | |
e4bcb14c | 4761 | int hda_index; |
cd6f1169 FB |
4762 | int optind; |
4763 | const char *r, *optarg; | |
4c621805 | 4764 | CharDriverState *monitor_hd = NULL; |
fd5f393a PB |
4765 | const char *monitor_device; |
4766 | const char *serial_devices[MAX_SERIAL_PORTS]; | |
8d11df9e | 4767 | int serial_device_index; |
fd5f393a | 4768 | const char *parallel_devices[MAX_PARALLEL_PORTS]; |
6508fe59 | 4769 | int parallel_device_index; |
9ede2fde AL |
4770 | const char *virtio_consoles[MAX_VIRTIO_CONSOLES]; |
4771 | int virtio_console_index; | |
d63d307f | 4772 | const char *loadvm = NULL; |
cc1daa40 | 4773 | QEMUMachine *machine; |
94fc95cd | 4774 | const char *cpu_model; |
fd5f393a | 4775 | const char *usb_devices[MAX_USB_CMDLINE]; |
a594cfbf | 4776 | int usb_devices_index; |
b9e82a59 | 4777 | #ifndef _WIN32 |
71e3ceb8 | 4778 | int fds[2]; |
b9e82a59 | 4779 | #endif |
26a5f13b | 4780 | int tb_size; |
93815bc2 | 4781 | const char *pid_file = NULL; |
5bb7910a | 4782 | const char *incoming = NULL; |
b9e82a59 | 4783 | #ifndef _WIN32 |
54042bcf AL |
4784 | int fd = 0; |
4785 | struct passwd *pwd = NULL; | |
0858532e AL |
4786 | const char *chroot_dir = NULL; |
4787 | const char *run_as = NULL; | |
b9e82a59 | 4788 | #endif |
268a362c | 4789 | CPUState *env; |
993fbfdb | 4790 | int show_vnc_port = 0; |
0bd48850 | 4791 | |
902b3d5c | 4792 | qemu_cache_utils_init(envp); |
4793 | ||
0bd48850 | 4794 | LIST_INIT (&vm_change_state_head); |
be995c27 FB |
4795 | #ifndef _WIN32 |
4796 | { | |
4797 | struct sigaction act; | |
4798 | sigfillset(&act.sa_mask); | |
4799 | act.sa_flags = 0; | |
4800 | act.sa_handler = SIG_IGN; | |
4801 | sigaction(SIGPIPE, &act, NULL); | |
4802 | } | |
3587d7e6 FB |
4803 | #else |
4804 | SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE); | |
a8e5ac33 FB |
4805 | /* Note: cpu_interrupt() is currently not SMP safe, so we force |
4806 | QEMU to run on a single CPU */ | |
4807 | { | |
4808 | HANDLE h; | |
4809 | DWORD mask, smask; | |
4810 | int i; | |
4811 | h = GetCurrentProcess(); | |
4812 | if (GetProcessAffinityMask(h, &mask, &smask)) { | |
4813 | for(i = 0; i < 32; i++) { | |
4814 | if (mask & (1 << i)) | |
4815 | break; | |
4816 | } | |
4817 | if (i != 32) { | |
4818 | mask = 1 << i; | |
4819 | SetProcessAffinityMask(h, mask); | |
4820 | } | |
4821 | } | |
4822 | } | |
67b915a5 | 4823 | #endif |
be995c27 | 4824 | |
f80f9ec9 | 4825 | module_call_init(MODULE_INIT_MACHINE); |
0c257437 | 4826 | machine = find_default_machine(); |
94fc95cd | 4827 | cpu_model = NULL; |
fc01f7e7 | 4828 | initrd_filename = NULL; |
4fc5d071 | 4829 | ram_size = 0; |
33e3963e | 4830 | snapshot = 0; |
a20dd508 FB |
4831 | kernel_filename = NULL; |
4832 | kernel_cmdline = ""; | |
c4b1fcc0 | 4833 | cyls = heads = secs = 0; |
46d4767d | 4834 | translation = BIOS_ATA_TRANSLATION_AUTO; |
d47d13b9 | 4835 | monitor_device = "vc:80Cx24C"; |
c4b1fcc0 | 4836 | |
c75a823c | 4837 | serial_devices[0] = "vc:80Cx24C"; |
8d11df9e | 4838 | for(i = 1; i < MAX_SERIAL_PORTS; i++) |
fd5f393a | 4839 | serial_devices[i] = NULL; |
8d11df9e | 4840 | serial_device_index = 0; |
3b46e624 | 4841 | |
8290edda | 4842 | parallel_devices[0] = "vc:80Cx24C"; |
6508fe59 | 4843 | for(i = 1; i < MAX_PARALLEL_PORTS; i++) |
fd5f393a | 4844 | parallel_devices[i] = NULL; |
6508fe59 | 4845 | parallel_device_index = 0; |
3b46e624 | 4846 | |
1b8fc811 | 4847 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) |
9ede2fde AL |
4848 | virtio_consoles[i] = NULL; |
4849 | virtio_console_index = 0; | |
4850 | ||
268a362c AL |
4851 | for (i = 0; i < MAX_NODES; i++) { |
4852 | node_mem[i] = 0; | |
4853 | node_cpumask[i] = 0; | |
4854 | } | |
4855 | ||
a594cfbf | 4856 | usb_devices_index = 0; |
3b46e624 | 4857 | |
7c9d8e07 | 4858 | nb_net_clients = 0; |
dc72ac14 | 4859 | nb_bt_opts = 0; |
e4bcb14c TS |
4860 | nb_drives = 0; |
4861 | nb_drives_opt = 0; | |
268a362c | 4862 | nb_numa_nodes = 0; |
e4bcb14c | 4863 | hda_index = -1; |
7c9d8e07 FB |
4864 | |
4865 | nb_nics = 0; | |
3b46e624 | 4866 | |
26a5f13b | 4867 | tb_size = 0; |
41bd639b BS |
4868 | autostart= 1; |
4869 | ||
9dd986cc RJ |
4870 | register_watchdogs(); |
4871 | ||
cd6f1169 | 4872 | optind = 1; |
0824d6fc | 4873 | for(;;) { |
cd6f1169 | 4874 | if (optind >= argc) |
0824d6fc | 4875 | break; |
cd6f1169 FB |
4876 | r = argv[optind]; |
4877 | if (r[0] != '-') { | |
609497ab | 4878 | hda_index = drive_add(argv[optind++], HD_ALIAS, 0); |
cd6f1169 FB |
4879 | } else { |
4880 | const QEMUOption *popt; | |
4881 | ||
4882 | optind++; | |
dff5efc8 PB |
4883 | /* Treat --foo the same as -foo. */ |
4884 | if (r[1] == '-') | |
4885 | r++; | |
cd6f1169 FB |
4886 | popt = qemu_options; |
4887 | for(;;) { | |
4888 | if (!popt->name) { | |
5fafdf24 | 4889 | fprintf(stderr, "%s: invalid option -- '%s'\n", |
cd6f1169 FB |
4890 | argv[0], r); |
4891 | exit(1); | |
4892 | } | |
4893 | if (!strcmp(popt->name, r + 1)) | |
4894 | break; | |
4895 | popt++; | |
4896 | } | |
4897 | if (popt->flags & HAS_ARG) { | |
4898 | if (optind >= argc) { | |
4899 | fprintf(stderr, "%s: option '%s' requires an argument\n", | |
4900 | argv[0], r); | |
4901 | exit(1); | |
4902 | } | |
4903 | optarg = argv[optind++]; | |
4904 | } else { | |
4905 | optarg = NULL; | |
4906 | } | |
4907 | ||
4908 | switch(popt->index) { | |
cc1daa40 FB |
4909 | case QEMU_OPTION_M: |
4910 | machine = find_machine(optarg); | |
4911 | if (!machine) { | |
4912 | QEMUMachine *m; | |
4913 | printf("Supported machines are:\n"); | |
4914 | for(m = first_machine; m != NULL; m = m->next) { | |
4915 | printf("%-10s %s%s\n", | |
5fafdf24 | 4916 | m->name, m->desc, |
0c257437 | 4917 | m->is_default ? " (default)" : ""); |
cc1daa40 | 4918 | } |
15f82208 | 4919 | exit(*optarg != '?'); |
cc1daa40 FB |
4920 | } |
4921 | break; | |
94fc95cd JM |
4922 | case QEMU_OPTION_cpu: |
4923 | /* hw initialization will check this */ | |
15f82208 | 4924 | if (*optarg == '?') { |
c732abe2 JM |
4925 | /* XXX: implement xxx_cpu_list for targets that still miss it */ |
4926 | #if defined(cpu_list) | |
4927 | cpu_list(stdout, &fprintf); | |
94fc95cd | 4928 | #endif |
15f82208 | 4929 | exit(0); |
94fc95cd JM |
4930 | } else { |
4931 | cpu_model = optarg; | |
4932 | } | |
4933 | break; | |
cd6f1169 | 4934 | case QEMU_OPTION_initrd: |
fc01f7e7 FB |
4935 | initrd_filename = optarg; |
4936 | break; | |
cd6f1169 | 4937 | case QEMU_OPTION_hda: |
e4bcb14c | 4938 | if (cyls == 0) |
609497ab | 4939 | hda_index = drive_add(optarg, HD_ALIAS, 0); |
e4bcb14c | 4940 | else |
609497ab | 4941 | hda_index = drive_add(optarg, HD_ALIAS |
e4bcb14c | 4942 | ",cyls=%d,heads=%d,secs=%d%s", |
609497ab | 4943 | 0, cyls, heads, secs, |
e4bcb14c TS |
4944 | translation == BIOS_ATA_TRANSLATION_LBA ? |
4945 | ",trans=lba" : | |
4946 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
4947 | ",trans=none" : ""); | |
4948 | break; | |
cd6f1169 | 4949 | case QEMU_OPTION_hdb: |
cc1daa40 FB |
4950 | case QEMU_OPTION_hdc: |
4951 | case QEMU_OPTION_hdd: | |
609497ab | 4952 | drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda); |
fc01f7e7 | 4953 | break; |
e4bcb14c | 4954 | case QEMU_OPTION_drive: |
609497ab | 4955 | drive_add(NULL, "%s", optarg); |
e4bcb14c | 4956 | break; |
3e3d5815 | 4957 | case QEMU_OPTION_mtdblock: |
609497ab | 4958 | drive_add(optarg, MTD_ALIAS); |
3e3d5815 | 4959 | break; |
a1bb27b1 | 4960 | case QEMU_OPTION_sd: |
609497ab | 4961 | drive_add(optarg, SD_ALIAS); |
a1bb27b1 | 4962 | break; |
86f55663 | 4963 | case QEMU_OPTION_pflash: |
609497ab | 4964 | drive_add(optarg, PFLASH_ALIAS); |
86f55663 | 4965 | break; |
cd6f1169 | 4966 | case QEMU_OPTION_snapshot: |
33e3963e FB |
4967 | snapshot = 1; |
4968 | break; | |
cd6f1169 | 4969 | case QEMU_OPTION_hdachs: |
330d0414 | 4970 | { |
330d0414 FB |
4971 | const char *p; |
4972 | p = optarg; | |
4973 | cyls = strtol(p, (char **)&p, 0); | |
46d4767d FB |
4974 | if (cyls < 1 || cyls > 16383) |
4975 | goto chs_fail; | |
330d0414 FB |
4976 | if (*p != ',') |
4977 | goto chs_fail; | |
4978 | p++; | |
4979 | heads = strtol(p, (char **)&p, 0); | |
46d4767d FB |
4980 | if (heads < 1 || heads > 16) |
4981 | goto chs_fail; | |
330d0414 FB |
4982 | if (*p != ',') |
4983 | goto chs_fail; | |
4984 | p++; | |
4985 | secs = strtol(p, (char **)&p, 0); | |
46d4767d FB |
4986 | if (secs < 1 || secs > 63) |
4987 | goto chs_fail; | |
4988 | if (*p == ',') { | |
4989 | p++; | |
4990 | if (!strcmp(p, "none")) | |
4991 | translation = BIOS_ATA_TRANSLATION_NONE; | |
4992 | else if (!strcmp(p, "lba")) | |
4993 | translation = BIOS_ATA_TRANSLATION_LBA; | |
4994 | else if (!strcmp(p, "auto")) | |
4995 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
4996 | else | |
4997 | goto chs_fail; | |
4998 | } else if (*p != '\0') { | |
c4b1fcc0 | 4999 | chs_fail: |
46d4767d FB |
5000 | fprintf(stderr, "qemu: invalid physical CHS format\n"); |
5001 | exit(1); | |
c4b1fcc0 | 5002 | } |
e4bcb14c | 5003 | if (hda_index != -1) |
609497ab AZ |
5004 | snprintf(drives_opt[hda_index].opt, |
5005 | sizeof(drives_opt[hda_index].opt), | |
5006 | HD_ALIAS ",cyls=%d,heads=%d,secs=%d%s", | |
5007 | 0, cyls, heads, secs, | |
e4bcb14c TS |
5008 | translation == BIOS_ATA_TRANSLATION_LBA ? |
5009 | ",trans=lba" : | |
5010 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
5011 | ",trans=none" : ""); | |
330d0414 FB |
5012 | } |
5013 | break; | |
268a362c AL |
5014 | case QEMU_OPTION_numa: |
5015 | if (nb_numa_nodes >= MAX_NODES) { | |
5016 | fprintf(stderr, "qemu: too many NUMA nodes\n"); | |
5017 | exit(1); | |
5018 | } | |
5019 | numa_add(optarg); | |
5020 | break; | |
cd6f1169 | 5021 | case QEMU_OPTION_nographic: |
993fbfdb | 5022 | display_type = DT_NOGRAPHIC; |
a20dd508 | 5023 | break; |
4d3b6f6e AZ |
5024 | #ifdef CONFIG_CURSES |
5025 | case QEMU_OPTION_curses: | |
993fbfdb | 5026 | display_type = DT_CURSES; |
4d3b6f6e AZ |
5027 | break; |
5028 | #endif | |
a171fe39 AZ |
5029 | case QEMU_OPTION_portrait: |
5030 | graphic_rotate = 1; | |
5031 | break; | |
cd6f1169 | 5032 | case QEMU_OPTION_kernel: |
a20dd508 FB |
5033 | kernel_filename = optarg; |
5034 | break; | |
cd6f1169 | 5035 | case QEMU_OPTION_append: |
a20dd508 | 5036 | kernel_cmdline = optarg; |
313aa567 | 5037 | break; |
cd6f1169 | 5038 | case QEMU_OPTION_cdrom: |
609497ab | 5039 | drive_add(optarg, CDROM_ALIAS); |
36b486bb | 5040 | break; |
cd6f1169 | 5041 | case QEMU_OPTION_boot: |
28c5af54 JM |
5042 | boot_devices = optarg; |
5043 | /* We just do some generic consistency checks */ | |
5044 | { | |
5045 | /* Could easily be extended to 64 devices if needed */ | |
60fe76f3 | 5046 | const char *p; |
28c5af54 JM |
5047 | |
5048 | boot_devices_bitmap = 0; | |
5049 | for (p = boot_devices; *p != '\0'; p++) { | |
5050 | /* Allowed boot devices are: | |
5051 | * a b : floppy disk drives | |
5052 | * c ... f : IDE disk drives | |
5053 | * g ... m : machine implementation dependant drives | |
5054 | * n ... p : network devices | |
5055 | * It's up to each machine implementation to check | |
5056 | * if the given boot devices match the actual hardware | |
5057 | * implementation and firmware features. | |
5058 | */ | |
5059 | if (*p < 'a' || *p > 'q') { | |
5060 | fprintf(stderr, "Invalid boot device '%c'\n", *p); | |
5061 | exit(1); | |
5062 | } | |
5063 | if (boot_devices_bitmap & (1 << (*p - 'a'))) { | |
5064 | fprintf(stderr, | |
5065 | "Boot device '%c' was given twice\n",*p); | |
5066 | exit(1); | |
5067 | } | |
5068 | boot_devices_bitmap |= 1 << (*p - 'a'); | |
5069 | } | |
36b486bb FB |
5070 | } |
5071 | break; | |
cd6f1169 | 5072 | case QEMU_OPTION_fda: |
cd6f1169 | 5073 | case QEMU_OPTION_fdb: |
609497ab | 5074 | drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda); |
c45886db | 5075 | break; |
52ca8d6a FB |
5076 | #ifdef TARGET_I386 |
5077 | case QEMU_OPTION_no_fd_bootchk: | |
5078 | fd_bootchk = 0; | |
5079 | break; | |
5080 | #endif | |
7c9d8e07 FB |
5081 | case QEMU_OPTION_net: |
5082 | if (nb_net_clients >= MAX_NET_CLIENTS) { | |
5083 | fprintf(stderr, "qemu: too many network clients\n"); | |
c4b1fcc0 FB |
5084 | exit(1); |
5085 | } | |
fd5f393a | 5086 | net_clients[nb_net_clients] = optarg; |
7c9d8e07 | 5087 | nb_net_clients++; |
702c651c | 5088 | break; |
c7f74643 FB |
5089 | #ifdef CONFIG_SLIRP |
5090 | case QEMU_OPTION_tftp: | |
ad196a9d | 5091 | legacy_tftp_prefix = optarg; |
9bf05444 | 5092 | break; |
47d5d01a | 5093 | case QEMU_OPTION_bootp: |
ad196a9d | 5094 | legacy_bootp_filename = optarg; |
47d5d01a | 5095 | break; |
c94c8d64 | 5096 | #ifndef _WIN32 |
9d728e8c | 5097 | case QEMU_OPTION_smb: |
ad196a9d | 5098 | net_slirp_smb(optarg); |
9d728e8c | 5099 | break; |
c94c8d64 | 5100 | #endif |
9bf05444 | 5101 | case QEMU_OPTION_redir: |
f3546deb | 5102 | net_slirp_redir(optarg); |
9bf05444 | 5103 | break; |
c7f74643 | 5104 | #endif |
dc72ac14 AZ |
5105 | case QEMU_OPTION_bt: |
5106 | if (nb_bt_opts >= MAX_BT_CMDLINE) { | |
5107 | fprintf(stderr, "qemu: too many bluetooth options\n"); | |
5108 | exit(1); | |
5109 | } | |
5110 | bt_opts[nb_bt_opts++] = optarg; | |
5111 | break; | |
1d14ffa9 | 5112 | #ifdef HAS_AUDIO |
1d14ffa9 FB |
5113 | case QEMU_OPTION_audio_help: |
5114 | AUD_help (); | |
5115 | exit (0); | |
5116 | break; | |
5117 | case QEMU_OPTION_soundhw: | |
5118 | select_soundhw (optarg); | |
5119 | break; | |
5120 | #endif | |
cd6f1169 | 5121 | case QEMU_OPTION_h: |
15f82208 | 5122 | help(0); |
cd6f1169 | 5123 | break; |
9bd7e6d9 PB |
5124 | case QEMU_OPTION_version: |
5125 | version(); | |
5126 | exit(0); | |
5127 | break; | |
00f82b8a AJ |
5128 | case QEMU_OPTION_m: { |
5129 | uint64_t value; | |
5130 | char *ptr; | |
5131 | ||
5132 | value = strtoul(optarg, &ptr, 10); | |
5133 | switch (*ptr) { | |
5134 | case 0: case 'M': case 'm': | |
5135 | value <<= 20; | |
5136 | break; | |
5137 | case 'G': case 'g': | |
5138 | value <<= 30; | |
5139 | break; | |
5140 | default: | |
5141 | fprintf(stderr, "qemu: invalid ram size: %s\n", optarg); | |
cd6f1169 FB |
5142 | exit(1); |
5143 | } | |
00f82b8a AJ |
5144 | |
5145 | /* On 32-bit hosts, QEMU is limited by virtual address space */ | |
5146 | if (value > (2047 << 20) | |
640f42e4 | 5147 | #ifndef CONFIG_KQEMU |
00f82b8a AJ |
5148 | && HOST_LONG_BITS == 32 |
5149 | #endif | |
5150 | ) { | |
5151 | fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n"); | |
5152 | exit(1); | |
5153 | } | |
5154 | if (value != (uint64_t)(ram_addr_t)value) { | |
5155 | fprintf(stderr, "qemu: ram size too large\n"); | |
5156 | exit(1); | |
5157 | } | |
5158 | ram_size = value; | |
cd6f1169 | 5159 | break; |
00f82b8a | 5160 | } |
cd6f1169 FB |
5161 | case QEMU_OPTION_d: |
5162 | { | |
5163 | int mask; | |
c7cd6a37 | 5164 | const CPULogItem *item; |
3b46e624 | 5165 | |
cd6f1169 FB |
5166 | mask = cpu_str_to_log_mask(optarg); |
5167 | if (!mask) { | |
5168 | printf("Log items (comma separated):\n"); | |
f193c797 FB |
5169 | for(item = cpu_log_items; item->mask != 0; item++) { |
5170 | printf("%-10s %s\n", item->name, item->help); | |
5171 | } | |
5172 | exit(1); | |
cd6f1169 FB |
5173 | } |
5174 | cpu_set_log(mask); | |
f193c797 | 5175 | } |
cd6f1169 | 5176 | break; |
cd6f1169 | 5177 | case QEMU_OPTION_s: |
59030a8c | 5178 | gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT; |
cd6f1169 | 5179 | break; |
59030a8c AL |
5180 | case QEMU_OPTION_gdb: |
5181 | gdbstub_dev = optarg; | |
cd6f1169 | 5182 | break; |
cd6f1169 | 5183 | case QEMU_OPTION_L: |
5cea8590 | 5184 | data_dir = optarg; |
cd6f1169 | 5185 | break; |
1192dad8 JM |
5186 | case QEMU_OPTION_bios: |
5187 | bios_name = optarg; | |
5188 | break; | |
1b530a6d AJ |
5189 | case QEMU_OPTION_singlestep: |
5190 | singlestep = 1; | |
5191 | break; | |
cd6f1169 | 5192 | case QEMU_OPTION_S: |
3c07f8e8 | 5193 | autostart = 0; |
cd6f1169 | 5194 | break; |
5824d651 | 5195 | #ifndef _WIN32 |
3d11d0eb FB |
5196 | case QEMU_OPTION_k: |
5197 | keyboard_layout = optarg; | |
5198 | break; | |
5824d651 | 5199 | #endif |
ee22c2f7 FB |
5200 | case QEMU_OPTION_localtime: |
5201 | rtc_utc = 0; | |
5202 | break; | |
3893c124 | 5203 | case QEMU_OPTION_vga: |
5204 | select_vgahw (optarg); | |
1bfe856e | 5205 | break; |
5824d651 | 5206 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) |
e9b137c2 FB |
5207 | case QEMU_OPTION_g: |
5208 | { | |
5209 | const char *p; | |
5210 | int w, h, depth; | |
5211 | p = optarg; | |
5212 | w = strtol(p, (char **)&p, 10); | |
5213 | if (w <= 0) { | |
5214 | graphic_error: | |
5215 | fprintf(stderr, "qemu: invalid resolution or depth\n"); | |
5216 | exit(1); | |
5217 | } | |
5218 | if (*p != 'x') | |
5219 | goto graphic_error; | |
5220 | p++; | |
5221 | h = strtol(p, (char **)&p, 10); | |
5222 | if (h <= 0) | |
5223 | goto graphic_error; | |
5224 | if (*p == 'x') { | |
5225 | p++; | |
5226 | depth = strtol(p, (char **)&p, 10); | |
5fafdf24 | 5227 | if (depth != 8 && depth != 15 && depth != 16 && |
e9b137c2 FB |
5228 | depth != 24 && depth != 32) |
5229 | goto graphic_error; | |
5230 | } else if (*p == '\0') { | |
5231 | depth = graphic_depth; | |
5232 | } else { | |
5233 | goto graphic_error; | |
5234 | } | |
3b46e624 | 5235 | |
e9b137c2 FB |
5236 | graphic_width = w; |
5237 | graphic_height = h; | |
5238 | graphic_depth = depth; | |
5239 | } | |
5240 | break; | |
5824d651 | 5241 | #endif |
20d8a3ed TS |
5242 | case QEMU_OPTION_echr: |
5243 | { | |
5244 | char *r; | |
5245 | term_escape_char = strtol(optarg, &r, 0); | |
5246 | if (r == optarg) | |
5247 | printf("Bad argument to echr\n"); | |
5248 | break; | |
5249 | } | |
82c643ff | 5250 | case QEMU_OPTION_monitor: |
fd5f393a | 5251 | monitor_device = optarg; |
82c643ff FB |
5252 | break; |
5253 | case QEMU_OPTION_serial: | |
8d11df9e FB |
5254 | if (serial_device_index >= MAX_SERIAL_PORTS) { |
5255 | fprintf(stderr, "qemu: too many serial ports\n"); | |
5256 | exit(1); | |
5257 | } | |
fd5f393a | 5258 | serial_devices[serial_device_index] = optarg; |
8d11df9e | 5259 | serial_device_index++; |
82c643ff | 5260 | break; |
9dd986cc RJ |
5261 | case QEMU_OPTION_watchdog: |
5262 | i = select_watchdog(optarg); | |
5263 | if (i > 0) | |
5264 | exit (i == 1 ? 1 : 0); | |
5265 | break; | |
5266 | case QEMU_OPTION_watchdog_action: | |
5267 | if (select_watchdog_action(optarg) == -1) { | |
5268 | fprintf(stderr, "Unknown -watchdog-action parameter\n"); | |
5269 | exit(1); | |
5270 | } | |
5271 | break; | |
51ecf136 AL |
5272 | case QEMU_OPTION_virtiocon: |
5273 | if (virtio_console_index >= MAX_VIRTIO_CONSOLES) { | |
5274 | fprintf(stderr, "qemu: too many virtio consoles\n"); | |
5275 | exit(1); | |
5276 | } | |
5277 | virtio_consoles[virtio_console_index] = optarg; | |
5278 | virtio_console_index++; | |
5279 | break; | |
6508fe59 FB |
5280 | case QEMU_OPTION_parallel: |
5281 | if (parallel_device_index >= MAX_PARALLEL_PORTS) { | |
5282 | fprintf(stderr, "qemu: too many parallel ports\n"); | |
5283 | exit(1); | |
5284 | } | |
fd5f393a | 5285 | parallel_devices[parallel_device_index] = optarg; |
6508fe59 FB |
5286 | parallel_device_index++; |
5287 | break; | |
d63d307f FB |
5288 | case QEMU_OPTION_loadvm: |
5289 | loadvm = optarg; | |
5290 | break; | |
5291 | case QEMU_OPTION_full_screen: | |
5292 | full_screen = 1; | |
5293 | break; | |
667accab | 5294 | #ifdef CONFIG_SDL |
43523e93 TS |
5295 | case QEMU_OPTION_no_frame: |
5296 | no_frame = 1; | |
5297 | break; | |
3780e197 TS |
5298 | case QEMU_OPTION_alt_grab: |
5299 | alt_grab = 1; | |
5300 | break; | |
667accab TS |
5301 | case QEMU_OPTION_no_quit: |
5302 | no_quit = 1; | |
5303 | break; | |
7d957bd8 | 5304 | case QEMU_OPTION_sdl: |
993fbfdb | 5305 | display_type = DT_SDL; |
7d957bd8 | 5306 | break; |
667accab | 5307 | #endif |
f7cce898 | 5308 | case QEMU_OPTION_pidfile: |
93815bc2 | 5309 | pid_file = optarg; |
f7cce898 | 5310 | break; |
a09db21f FB |
5311 | #ifdef TARGET_I386 |
5312 | case QEMU_OPTION_win2k_hack: | |
5313 | win2k_install_hack = 1; | |
5314 | break; | |
73822ec8 AL |
5315 | case QEMU_OPTION_rtc_td_hack: |
5316 | rtc_td_hack = 1; | |
5317 | break; | |
8a92ea2f AL |
5318 | case QEMU_OPTION_acpitable: |
5319 | if(acpi_table_add(optarg) < 0) { | |
5320 | fprintf(stderr, "Wrong acpi table provided\n"); | |
5321 | exit(1); | |
5322 | } | |
5323 | break; | |
b6f6e3d3 AL |
5324 | case QEMU_OPTION_smbios: |
5325 | if(smbios_entry_add(optarg) < 0) { | |
5326 | fprintf(stderr, "Wrong smbios provided\n"); | |
5327 | exit(1); | |
5328 | } | |
5329 | break; | |
a09db21f | 5330 | #endif |
640f42e4 | 5331 | #ifdef CONFIG_KQEMU |
d993e026 FB |
5332 | case QEMU_OPTION_no_kqemu: |
5333 | kqemu_allowed = 0; | |
5334 | break; | |
89bfc105 FB |
5335 | case QEMU_OPTION_kernel_kqemu: |
5336 | kqemu_allowed = 2; | |
5337 | break; | |
7ba1e619 AL |
5338 | #endif |
5339 | #ifdef CONFIG_KVM | |
5340 | case QEMU_OPTION_enable_kvm: | |
5341 | kvm_allowed = 1; | |
640f42e4 | 5342 | #ifdef CONFIG_KQEMU |
7ba1e619 AL |
5343 | kqemu_allowed = 0; |
5344 | #endif | |
5345 | break; | |
d993e026 | 5346 | #endif |
bb36d470 FB |
5347 | case QEMU_OPTION_usb: |
5348 | usb_enabled = 1; | |
5349 | break; | |
a594cfbf FB |
5350 | case QEMU_OPTION_usbdevice: |
5351 | usb_enabled = 1; | |
0d92ed30 | 5352 | if (usb_devices_index >= MAX_USB_CMDLINE) { |
a594cfbf FB |
5353 | fprintf(stderr, "Too many USB devices\n"); |
5354 | exit(1); | |
5355 | } | |
fd5f393a | 5356 | usb_devices[usb_devices_index] = optarg; |
a594cfbf FB |
5357 | usb_devices_index++; |
5358 | break; | |
6a00d601 FB |
5359 | case QEMU_OPTION_smp: |
5360 | smp_cpus = atoi(optarg); | |
b2097003 | 5361 | if (smp_cpus < 1) { |
6a00d601 FB |
5362 | fprintf(stderr, "Invalid number of CPUs\n"); |
5363 | exit(1); | |
5364 | } | |
5365 | break; | |
24236869 | 5366 | case QEMU_OPTION_vnc: |
993fbfdb | 5367 | display_type = DT_VNC; |
73fc9742 | 5368 | vnc_display = optarg; |
24236869 | 5369 | break; |
5824d651 | 5370 | #ifdef TARGET_I386 |
6515b203 FB |
5371 | case QEMU_OPTION_no_acpi: |
5372 | acpi_enabled = 0; | |
5373 | break; | |
16b29ae1 AL |
5374 | case QEMU_OPTION_no_hpet: |
5375 | no_hpet = 1; | |
5376 | break; | |
7d4c3d53 MA |
5377 | case QEMU_OPTION_balloon: |
5378 | if (balloon_parse(optarg) < 0) { | |
5379 | fprintf(stderr, "Unknown -balloon argument %s\n", optarg); | |
5380 | exit(1); | |
5381 | } | |
df97b920 | 5382 | break; |
5824d651 | 5383 | #endif |
d1beab82 FB |
5384 | case QEMU_OPTION_no_reboot: |
5385 | no_reboot = 1; | |
5386 | break; | |
b2f76161 AJ |
5387 | case QEMU_OPTION_no_shutdown: |
5388 | no_shutdown = 1; | |
5389 | break; | |
9467cd46 AZ |
5390 | case QEMU_OPTION_show_cursor: |
5391 | cursor_hide = 0; | |
5392 | break; | |
8fcb1b90 BS |
5393 | case QEMU_OPTION_uuid: |
5394 | if(qemu_uuid_parse(optarg, qemu_uuid) < 0) { | |
5395 | fprintf(stderr, "Fail to parse UUID string." | |
5396 | " Wrong format.\n"); | |
5397 | exit(1); | |
5398 | } | |
5399 | break; | |
5824d651 | 5400 | #ifndef _WIN32 |
71e3ceb8 TS |
5401 | case QEMU_OPTION_daemonize: |
5402 | daemonize = 1; | |
5403 | break; | |
5824d651 | 5404 | #endif |
9ae02555 TS |
5405 | case QEMU_OPTION_option_rom: |
5406 | if (nb_option_roms >= MAX_OPTION_ROMS) { | |
5407 | fprintf(stderr, "Too many option ROMs\n"); | |
5408 | exit(1); | |
5409 | } | |
5410 | option_rom[nb_option_roms] = optarg; | |
5411 | nb_option_roms++; | |
5412 | break; | |
5824d651 | 5413 | #if defined(TARGET_ARM) || defined(TARGET_M68K) |
8e71621f PB |
5414 | case QEMU_OPTION_semihosting: |
5415 | semihosting_enabled = 1; | |
5416 | break; | |
5824d651 | 5417 | #endif |
c35734b2 TS |
5418 | case QEMU_OPTION_name: |
5419 | qemu_name = optarg; | |
5420 | break; | |
95efd11c | 5421 | #if defined(TARGET_SPARC) || defined(TARGET_PPC) |
66508601 BS |
5422 | case QEMU_OPTION_prom_env: |
5423 | if (nb_prom_envs >= MAX_PROM_ENVS) { | |
5424 | fprintf(stderr, "Too many prom variables\n"); | |
5425 | exit(1); | |
5426 | } | |
5427 | prom_envs[nb_prom_envs] = optarg; | |
5428 | nb_prom_envs++; | |
5429 | break; | |
2b8f2d41 AZ |
5430 | #endif |
5431 | #ifdef TARGET_ARM | |
5432 | case QEMU_OPTION_old_param: | |
5433 | old_param = 1; | |
05ebd537 | 5434 | break; |
66508601 | 5435 | #endif |
f3dcfada TS |
5436 | case QEMU_OPTION_clock: |
5437 | configure_alarms(optarg); | |
5438 | break; | |
7e0af5d0 FB |
5439 | case QEMU_OPTION_startdate: |
5440 | { | |
5441 | struct tm tm; | |
f6503059 | 5442 | time_t rtc_start_date; |
7e0af5d0 | 5443 | if (!strcmp(optarg, "now")) { |
f6503059 | 5444 | rtc_date_offset = -1; |
7e0af5d0 FB |
5445 | } else { |
5446 | if (sscanf(optarg, "%d-%d-%dT%d:%d:%d", | |
5447 | &tm.tm_year, | |
5448 | &tm.tm_mon, | |
5449 | &tm.tm_mday, | |
5450 | &tm.tm_hour, | |
5451 | &tm.tm_min, | |
5452 | &tm.tm_sec) == 6) { | |
5453 | /* OK */ | |
5454 | } else if (sscanf(optarg, "%d-%d-%d", | |
5455 | &tm.tm_year, | |
5456 | &tm.tm_mon, | |
5457 | &tm.tm_mday) == 3) { | |
5458 | tm.tm_hour = 0; | |
5459 | tm.tm_min = 0; | |
5460 | tm.tm_sec = 0; | |
5461 | } else { | |
5462 | goto date_fail; | |
5463 | } | |
5464 | tm.tm_year -= 1900; | |
5465 | tm.tm_mon--; | |
3c6b2088 | 5466 | rtc_start_date = mktimegm(&tm); |
7e0af5d0 FB |
5467 | if (rtc_start_date == -1) { |
5468 | date_fail: | |
5469 | fprintf(stderr, "Invalid date format. Valid format are:\n" | |
5470 | "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n"); | |
5471 | exit(1); | |
5472 | } | |
f6503059 | 5473 | rtc_date_offset = time(NULL) - rtc_start_date; |
7e0af5d0 FB |
5474 | } |
5475 | } | |
5476 | break; | |
26a5f13b FB |
5477 | case QEMU_OPTION_tb_size: |
5478 | tb_size = strtol(optarg, NULL, 0); | |
5479 | if (tb_size < 0) | |
5480 | tb_size = 0; | |
5481 | break; | |
2e70f6ef PB |
5482 | case QEMU_OPTION_icount: |
5483 | use_icount = 1; | |
5484 | if (strcmp(optarg, "auto") == 0) { | |
5485 | icount_time_shift = -1; | |
5486 | } else { | |
5487 | icount_time_shift = strtol(optarg, NULL, 0); | |
5488 | } | |
5489 | break; | |
5bb7910a AL |
5490 | case QEMU_OPTION_incoming: |
5491 | incoming = optarg; | |
5492 | break; | |
5824d651 | 5493 | #ifndef _WIN32 |
0858532e AL |
5494 | case QEMU_OPTION_chroot: |
5495 | chroot_dir = optarg; | |
5496 | break; | |
5497 | case QEMU_OPTION_runas: | |
5498 | run_as = optarg; | |
5499 | break; | |
e37630ca AL |
5500 | #endif |
5501 | #ifdef CONFIG_XEN | |
5502 | case QEMU_OPTION_xen_domid: | |
5503 | xen_domid = atoi(optarg); | |
5504 | break; | |
5505 | case QEMU_OPTION_xen_create: | |
5506 | xen_mode = XEN_CREATE; | |
5507 | break; | |
5508 | case QEMU_OPTION_xen_attach: | |
5509 | xen_mode = XEN_ATTACH; | |
5510 | break; | |
5824d651 | 5511 | #endif |
cd6f1169 | 5512 | } |
0824d6fc FB |
5513 | } |
5514 | } | |
330d0414 | 5515 | |
5cea8590 PB |
5516 | /* If no data_dir is specified then try to find it relative to the |
5517 | executable path. */ | |
5518 | if (!data_dir) { | |
5519 | data_dir = find_datadir(argv[0]); | |
5520 | } | |
5521 | /* If all else fails use the install patch specified when building. */ | |
5522 | if (!data_dir) { | |
5523 | data_dir = CONFIG_QEMU_SHAREDIR; | |
5524 | } | |
5525 | ||
640f42e4 | 5526 | #if defined(CONFIG_KVM) && defined(CONFIG_KQEMU) |
7ba1e619 AL |
5527 | if (kvm_allowed && kqemu_allowed) { |
5528 | fprintf(stderr, | |
5529 | "You can not enable both KVM and kqemu at the same time\n"); | |
5530 | exit(1); | |
5531 | } | |
5532 | #endif | |
5533 | ||
3d878caa | 5534 | machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */ |
b2097003 AL |
5535 | if (smp_cpus > machine->max_cpus) { |
5536 | fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus " | |
5537 | "supported by machine `%s' (%d)\n", smp_cpus, machine->name, | |
5538 | machine->max_cpus); | |
5539 | exit(1); | |
5540 | } | |
5541 | ||
993fbfdb | 5542 | if (display_type == DT_NOGRAPHIC) { |
bc0129d9 AL |
5543 | if (serial_device_index == 0) |
5544 | serial_devices[0] = "stdio"; | |
5545 | if (parallel_device_index == 0) | |
5546 | parallel_devices[0] = "null"; | |
5547 | if (strncmp(monitor_device, "vc", 2) == 0) | |
5548 | monitor_device = "stdio"; | |
5549 | } | |
5550 | ||
71e3ceb8 | 5551 | #ifndef _WIN32 |
71e3ceb8 TS |
5552 | if (daemonize) { |
5553 | pid_t pid; | |
5554 | ||
5555 | if (pipe(fds) == -1) | |
5556 | exit(1); | |
5557 | ||
5558 | pid = fork(); | |
5559 | if (pid > 0) { | |
5560 | uint8_t status; | |
5561 | ssize_t len; | |
5562 | ||
5563 | close(fds[1]); | |
5564 | ||
5565 | again: | |
93815bc2 TS |
5566 | len = read(fds[0], &status, 1); |
5567 | if (len == -1 && (errno == EINTR)) | |
5568 | goto again; | |
5569 | ||
5570 | if (len != 1) | |
5571 | exit(1); | |
5572 | else if (status == 1) { | |
5573 | fprintf(stderr, "Could not acquire pidfile\n"); | |
5574 | exit(1); | |
5575 | } else | |
5576 | exit(0); | |
71e3ceb8 | 5577 | } else if (pid < 0) |
93815bc2 | 5578 | exit(1); |
71e3ceb8 TS |
5579 | |
5580 | setsid(); | |
5581 | ||
5582 | pid = fork(); | |
5583 | if (pid > 0) | |
5584 | exit(0); | |
5585 | else if (pid < 0) | |
5586 | exit(1); | |
5587 | ||
5588 | umask(027); | |
71e3ceb8 TS |
5589 | |
5590 | signal(SIGTSTP, SIG_IGN); | |
5591 | signal(SIGTTOU, SIG_IGN); | |
5592 | signal(SIGTTIN, SIG_IGN); | |
5593 | } | |
71e3ceb8 | 5594 | |
aa26bb2d | 5595 | if (pid_file && qemu_create_pidfile(pid_file) != 0) { |
93815bc2 TS |
5596 | if (daemonize) { |
5597 | uint8_t status = 1; | |
5598 | write(fds[1], &status, 1); | |
5599 | } else | |
5600 | fprintf(stderr, "Could not acquire pid file\n"); | |
5601 | exit(1); | |
5602 | } | |
b9e82a59 | 5603 | #endif |
93815bc2 | 5604 | |
640f42e4 | 5605 | #ifdef CONFIG_KQEMU |
ff3fbb30 FB |
5606 | if (smp_cpus > 1) |
5607 | kqemu_allowed = 0; | |
5608 | #endif | |
3fcf7b6b AL |
5609 | if (qemu_init_main_loop()) { |
5610 | fprintf(stderr, "qemu_init_main_loop failed\n"); | |
5611 | exit(1); | |
5612 | } | |
a20dd508 | 5613 | linux_boot = (kernel_filename != NULL); |
6c41b272 | 5614 | |
f8d39c01 TS |
5615 | if (!linux_boot && *kernel_cmdline != '\0') { |
5616 | fprintf(stderr, "-append only allowed with -kernel option\n"); | |
5617 | exit(1); | |
5618 | } | |
5619 | ||
5620 | if (!linux_boot && initrd_filename != NULL) { | |
5621 | fprintf(stderr, "-initrd only allowed with -kernel option\n"); | |
5622 | exit(1); | |
5623 | } | |
5624 | ||
96d30e48 | 5625 | /* boot to floppy or the default cd if no hard disk defined yet */ |
28c5af54 | 5626 | if (!boot_devices[0]) { |
e4bcb14c | 5627 | boot_devices = "cad"; |
96d30e48 | 5628 | } |
b118d61e | 5629 | setvbuf(stdout, NULL, _IOLBF, 0); |
3b46e624 | 5630 | |
634fce96 | 5631 | init_timers(); |
7183b4b4 AL |
5632 | if (init_timer_alarm() < 0) { |
5633 | fprintf(stderr, "could not initialize alarm timer\n"); | |
5634 | exit(1); | |
5635 | } | |
2e70f6ef PB |
5636 | if (use_icount && icount_time_shift < 0) { |
5637 | use_icount = 2; | |
5638 | /* 125MIPS seems a reasonable initial guess at the guest speed. | |
5639 | It will be corrected fairly quickly anyway. */ | |
5640 | icount_time_shift = 3; | |
5641 | init_icount_adjust(); | |
5642 | } | |
634fce96 | 5643 | |
fd1dff4b FB |
5644 | #ifdef _WIN32 |
5645 | socket_init(); | |
5646 | #endif | |
5647 | ||
7c9d8e07 FB |
5648 | /* init network clients */ |
5649 | if (nb_net_clients == 0) { | |
5650 | /* if no clients, we use a default config */ | |
f441b28b AL |
5651 | net_clients[nb_net_clients++] = "nic"; |
5652 | #ifdef CONFIG_SLIRP | |
5653 | net_clients[nb_net_clients++] = "user"; | |
5654 | #endif | |
c20709aa FB |
5655 | } |
5656 | ||
7c9d8e07 | 5657 | for(i = 0;i < nb_net_clients; i++) { |
9ad97e65 | 5658 | if (net_client_parse(net_clients[i]) < 0) |
7c9d8e07 | 5659 | exit(1); |
702c651c | 5660 | } |
f1510b2c | 5661 | |
406c8df3 GC |
5662 | net_boot = (boot_devices_bitmap >> ('n' - 'a')) & 0xF; |
5663 | net_set_boot_mask(net_boot); | |
5664 | ||
5665 | net_client_check(); | |
eec85c2a | 5666 | |
dc72ac14 AZ |
5667 | /* init the bluetooth world */ |
5668 | for (i = 0; i < nb_bt_opts; i++) | |
5669 | if (bt_parse(bt_opts[i])) | |
5670 | exit(1); | |
5671 | ||
0824d6fc | 5672 | /* init the memory */ |
94a6b54f PB |
5673 | if (ram_size == 0) |
5674 | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; | |
9ae02555 | 5675 | |
640f42e4 | 5676 | #ifdef CONFIG_KQEMU |
94a6b54f PB |
5677 | /* FIXME: This is a nasty hack because kqemu can't cope with dynamic |
5678 | guest ram allocation. It needs to go away. */ | |
5679 | if (kqemu_allowed) { | |
4cfce484 | 5680 | kqemu_phys_ram_size = ram_size + 8 * 1024 * 1024 + 4 * 1024 * 1024; |
94a6b54f PB |
5681 | kqemu_phys_ram_base = qemu_vmalloc(kqemu_phys_ram_size); |
5682 | if (!kqemu_phys_ram_base) { | |
5683 | fprintf(stderr, "Could not allocate physical memory\n"); | |
5684 | exit(1); | |
5685 | } | |
0824d6fc | 5686 | } |
94a6b54f | 5687 | #endif |
0824d6fc | 5688 | |
26a5f13b FB |
5689 | /* init the dynamic translator */ |
5690 | cpu_exec_init_all(tb_size * 1024 * 1024); | |
5691 | ||
5905b2e5 | 5692 | bdrv_init(); |
c4b1fcc0 | 5693 | |
e4bcb14c | 5694 | /* we always create the cdrom drive, even if no disk is there */ |
c4b1fcc0 | 5695 | |
e4bcb14c | 5696 | if (nb_drives_opt < MAX_DRIVES) |
609497ab | 5697 | drive_add(NULL, CDROM_ALIAS); |
c4b1fcc0 | 5698 | |
9d413d1d | 5699 | /* we always create at least one floppy */ |
33e3963e | 5700 | |
e4bcb14c | 5701 | if (nb_drives_opt < MAX_DRIVES) |
609497ab | 5702 | drive_add(NULL, FD_ALIAS, 0); |
86f55663 | 5703 | |
9d413d1d AZ |
5704 | /* we always create one sd slot, even if no card is in it */ |
5705 | ||
5706 | if (nb_drives_opt < MAX_DRIVES) | |
609497ab | 5707 | drive_add(NULL, SD_ALIAS); |
9d413d1d | 5708 | |
e4bcb14c TS |
5709 | /* open the virtual block devices */ |
5710 | ||
5711 | for(i = 0; i < nb_drives_opt; i++) | |
609497ab | 5712 | if (drive_init(&drives_opt[i], snapshot, machine) == -1) |
e4bcb14c | 5713 | exit(1); |
3e3d5815 | 5714 | |
c88676f8 | 5715 | register_savevm("timer", 0, 2, timer_save, timer_load, NULL); |
475e4277 | 5716 | register_savevm_live("ram", 0, 3, ram_save_live, NULL, ram_load, NULL); |
8a7ddc38 | 5717 | |
3023f332 AL |
5718 | #ifndef _WIN32 |
5719 | /* must be after terminal init, SDL library changes signal handlers */ | |
7c3370d4 | 5720 | sighandler_setup(); |
3023f332 AL |
5721 | #endif |
5722 | ||
5723 | /* Maintain compatibility with multiple stdio monitors */ | |
5724 | if (!strcmp(monitor_device,"stdio")) { | |
5725 | for (i = 0; i < MAX_SERIAL_PORTS; i++) { | |
5726 | const char *devname = serial_devices[i]; | |
5727 | if (devname && !strcmp(devname,"mon:stdio")) { | |
5728 | monitor_device = NULL; | |
5729 | break; | |
5730 | } else if (devname && !strcmp(devname,"stdio")) { | |
5731 | monitor_device = NULL; | |
5732 | serial_devices[i] = "mon:stdio"; | |
5733 | break; | |
5734 | } | |
5735 | } | |
5736 | } | |
5737 | ||
268a362c AL |
5738 | if (nb_numa_nodes > 0) { |
5739 | int i; | |
5740 | ||
5741 | if (nb_numa_nodes > smp_cpus) { | |
5742 | nb_numa_nodes = smp_cpus; | |
5743 | } | |
5744 | ||
5745 | /* If no memory size if given for any node, assume the default case | |
5746 | * and distribute the available memory equally across all nodes | |
5747 | */ | |
5748 | for (i = 0; i < nb_numa_nodes; i++) { | |
5749 | if (node_mem[i] != 0) | |
5750 | break; | |
5751 | } | |
5752 | if (i == nb_numa_nodes) { | |
5753 | uint64_t usedmem = 0; | |
5754 | ||
5755 | /* On Linux, the each node's border has to be 8MB aligned, | |
5756 | * the final node gets the rest. | |
5757 | */ | |
5758 | for (i = 0; i < nb_numa_nodes - 1; i++) { | |
5759 | node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1); | |
5760 | usedmem += node_mem[i]; | |
5761 | } | |
5762 | node_mem[i] = ram_size - usedmem; | |
5763 | } | |
5764 | ||
5765 | for (i = 0; i < nb_numa_nodes; i++) { | |
5766 | if (node_cpumask[i] != 0) | |
5767 | break; | |
5768 | } | |
5769 | /* assigning the VCPUs round-robin is easier to implement, guest OSes | |
5770 | * must cope with this anyway, because there are BIOSes out there in | |
5771 | * real machines which also use this scheme. | |
5772 | */ | |
5773 | if (i == nb_numa_nodes) { | |
5774 | for (i = 0; i < smp_cpus; i++) { | |
5775 | node_cpumask[i % nb_numa_nodes] |= 1 << i; | |
5776 | } | |
5777 | } | |
5778 | } | |
5779 | ||
3023f332 AL |
5780 | if (kvm_enabled()) { |
5781 | int ret; | |
5782 | ||
5783 | ret = kvm_init(smp_cpus); | |
5784 | if (ret < 0) { | |
5785 | fprintf(stderr, "failed to initialize KVM\n"); | |
5786 | exit(1); | |
5787 | } | |
5788 | } | |
5789 | ||
4c621805 | 5790 | if (monitor_device) { |
ceecf1d1 | 5791 | monitor_hd = qemu_chr_open("monitor", monitor_device, NULL); |
4c621805 AL |
5792 | if (!monitor_hd) { |
5793 | fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device); | |
5794 | exit(1); | |
5795 | } | |
5796 | } | |
5797 | ||
2796dae0 AL |
5798 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
5799 | const char *devname = serial_devices[i]; | |
5800 | if (devname && strcmp(devname, "none")) { | |
5801 | char label[32]; | |
5802 | snprintf(label, sizeof(label), "serial%d", i); | |
ceecf1d1 | 5803 | serial_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5804 | if (!serial_hds[i]) { |
5805 | fprintf(stderr, "qemu: could not open serial device '%s'\n", | |
5806 | devname); | |
5807 | exit(1); | |
5808 | } | |
5809 | } | |
5810 | } | |
5811 | ||
5812 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { | |
5813 | const char *devname = parallel_devices[i]; | |
5814 | if (devname && strcmp(devname, "none")) { | |
5815 | char label[32]; | |
5816 | snprintf(label, sizeof(label), "parallel%d", i); | |
ceecf1d1 | 5817 | parallel_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5818 | if (!parallel_hds[i]) { |
5819 | fprintf(stderr, "qemu: could not open parallel device '%s'\n", | |
5820 | devname); | |
5821 | exit(1); | |
5822 | } | |
5823 | } | |
5824 | } | |
5825 | ||
5826 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) { | |
5827 | const char *devname = virtio_consoles[i]; | |
5828 | if (devname && strcmp(devname, "none")) { | |
5829 | char label[32]; | |
5830 | snprintf(label, sizeof(label), "virtcon%d", i); | |
ceecf1d1 | 5831 | virtcon_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5832 | if (!virtcon_hds[i]) { |
5833 | fprintf(stderr, "qemu: could not open virtio console '%s'\n", | |
5834 | devname); | |
5835 | exit(1); | |
5836 | } | |
5837 | } | |
5838 | } | |
5839 | ||
aae9460e PB |
5840 | module_call_init(MODULE_INIT_DEVICE); |
5841 | ||
fbe1b595 | 5842 | machine->init(ram_size, boot_devices, |
3023f332 AL |
5843 | kernel_filename, kernel_cmdline, initrd_filename, cpu_model); |
5844 | ||
268a362c AL |
5845 | |
5846 | for (env = first_cpu; env != NULL; env = env->next_cpu) { | |
5847 | for (i = 0; i < nb_numa_nodes; i++) { | |
5848 | if (node_cpumask[i] & (1 << env->cpu_index)) { | |
5849 | env->numa_node = i; | |
5850 | } | |
5851 | } | |
5852 | } | |
5853 | ||
6f338c34 AL |
5854 | current_machine = machine; |
5855 | ||
3023f332 AL |
5856 | /* init USB devices */ |
5857 | if (usb_enabled) { | |
5858 | for(i = 0; i < usb_devices_index; i++) { | |
c0f4ce77 | 5859 | if (usb_device_add(usb_devices[i], 0) < 0) { |
3023f332 AL |
5860 | fprintf(stderr, "Warning: could not add USB device %s\n", |
5861 | usb_devices[i]); | |
5862 | } | |
5863 | } | |
5864 | } | |
5865 | ||
8f391ab4 AL |
5866 | if (!display_state) |
5867 | dumb_display_init(); | |
3023f332 AL |
5868 | /* just use the first displaystate for the moment */ |
5869 | ds = display_state; | |
993fbfdb AL |
5870 | |
5871 | if (display_type == DT_DEFAULT) { | |
5872 | #if defined(CONFIG_SDL) || defined(CONFIG_COCOA) | |
5873 | display_type = DT_SDL; | |
5874 | #else | |
5875 | display_type = DT_VNC; | |
5876 | vnc_display = "localhost:0,to=99"; | |
5877 | show_vnc_port = 1; | |
5878 | #endif | |
5879 | } | |
5880 | ||
5881 | ||
5882 | switch (display_type) { | |
5883 | case DT_NOGRAPHIC: | |
5884 | break; | |
4d3b6f6e | 5885 | #if defined(CONFIG_CURSES) |
993fbfdb AL |
5886 | case DT_CURSES: |
5887 | curses_display_init(ds, full_screen); | |
5888 | break; | |
4d3b6f6e | 5889 | #endif |
5b0753e0 | 5890 | #if defined(CONFIG_SDL) |
993fbfdb AL |
5891 | case DT_SDL: |
5892 | sdl_display_init(ds, full_screen, no_frame); | |
5893 | break; | |
5b0753e0 | 5894 | #elif defined(CONFIG_COCOA) |
993fbfdb AL |
5895 | case DT_SDL: |
5896 | cocoa_display_init(ds, full_screen); | |
5897 | break; | |
313aa567 | 5898 | #endif |
993fbfdb AL |
5899 | case DT_VNC: |
5900 | vnc_display_init(ds); | |
5901 | if (vnc_display_open(ds, vnc_display) < 0) | |
5902 | exit(1); | |
f92f8afe | 5903 | |
993fbfdb AL |
5904 | if (show_vnc_port) { |
5905 | printf("VNC server running on `%s'\n", vnc_display_local_addr(ds)); | |
f92f8afe | 5906 | } |
993fbfdb AL |
5907 | break; |
5908 | default: | |
5909 | break; | |
313aa567 | 5910 | } |
7d957bd8 | 5911 | dpy_resize(ds); |
5b08fc10 | 5912 | |
3023f332 AL |
5913 | dcl = ds->listeners; |
5914 | while (dcl != NULL) { | |
5915 | if (dcl->dpy_refresh != NULL) { | |
5916 | ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds); | |
5917 | qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock)); | |
20d8a3ed | 5918 | } |
3023f332 | 5919 | dcl = dcl->next; |
20d8a3ed | 5920 | } |
3023f332 | 5921 | |
993fbfdb | 5922 | if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) { |
9043b62d BS |
5923 | nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL); |
5924 | qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock)); | |
5925 | } | |
5926 | ||
2796dae0 | 5927 | text_consoles_set_display(display_state); |
2970a6c9 | 5928 | qemu_chr_initial_reset(); |
2796dae0 | 5929 | |
4c621805 | 5930 | if (monitor_device && monitor_hd) |
cde76ee1 | 5931 | monitor_init(monitor_hd, MONITOR_USE_READLINE | MONITOR_IS_DEFAULT); |
82c643ff | 5932 | |
8d11df9e | 5933 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
c03b0f0f | 5934 | const char *devname = serial_devices[i]; |
fd5f393a | 5935 | if (devname && strcmp(devname, "none")) { |
af3a9031 | 5936 | if (strstart(devname, "vc", 0)) |
7ba1260a | 5937 | qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i); |
8d11df9e | 5938 | } |
82c643ff | 5939 | } |
82c643ff | 5940 | |
6508fe59 | 5941 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { |
c03b0f0f | 5942 | const char *devname = parallel_devices[i]; |
fd5f393a | 5943 | if (devname && strcmp(devname, "none")) { |
af3a9031 | 5944 | if (strstart(devname, "vc", 0)) |
7ba1260a | 5945 | qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i); |
6508fe59 FB |
5946 | } |
5947 | } | |
5948 | ||
9ede2fde AL |
5949 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) { |
5950 | const char *devname = virtio_consoles[i]; | |
2796dae0 | 5951 | if (virtcon_hds[i] && devname) { |
9ede2fde AL |
5952 | if (strstart(devname, "vc", 0)) |
5953 | qemu_chr_printf(virtcon_hds[i], "virtio console%d\r\n", i); | |
5954 | } | |
5955 | } | |
5956 | ||
59030a8c AL |
5957 | if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) { |
5958 | fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n", | |
5959 | gdbstub_dev); | |
5960 | exit(1); | |
45669e00 | 5961 | } |
45669e00 | 5962 | |
d63d307f | 5963 | if (loadvm) |
376253ec | 5964 | do_loadvm(cur_mon, loadvm); |
d63d307f | 5965 | |
5bb7910a AL |
5966 | if (incoming) { |
5967 | autostart = 0; /* fixme how to deal with -daemonize */ | |
5968 | qemu_start_incoming_migration(incoming); | |
5969 | } | |
5970 | ||
c0f4ce77 AL |
5971 | if (autostart) |
5972 | vm_start(); | |
ffd843bc | 5973 | |
b9e82a59 | 5974 | #ifndef _WIN32 |
71e3ceb8 TS |
5975 | if (daemonize) { |
5976 | uint8_t status = 0; | |
5977 | ssize_t len; | |
71e3ceb8 TS |
5978 | |
5979 | again1: | |
5980 | len = write(fds[1], &status, 1); | |
5981 | if (len == -1 && (errno == EINTR)) | |
5982 | goto again1; | |
5983 | ||
5984 | if (len != 1) | |
5985 | exit(1); | |
5986 | ||
bd54b863 | 5987 | chdir("/"); |
aeb30be6 | 5988 | TFR(fd = open("/dev/null", O_RDWR)); |
71e3ceb8 TS |
5989 | if (fd == -1) |
5990 | exit(1); | |
0858532e | 5991 | } |
71e3ceb8 | 5992 | |
0858532e AL |
5993 | if (run_as) { |
5994 | pwd = getpwnam(run_as); | |
5995 | if (!pwd) { | |
5996 | fprintf(stderr, "User \"%s\" doesn't exist\n", run_as); | |
5997 | exit(1); | |
5998 | } | |
5999 | } | |
6000 | ||
6001 | if (chroot_dir) { | |
6002 | if (chroot(chroot_dir) < 0) { | |
6003 | fprintf(stderr, "chroot failed\n"); | |
6004 | exit(1); | |
6005 | } | |
6006 | chdir("/"); | |
6007 | } | |
6008 | ||
6009 | if (run_as) { | |
6010 | if (setgid(pwd->pw_gid) < 0) { | |
6011 | fprintf(stderr, "Failed to setgid(%d)\n", pwd->pw_gid); | |
6012 | exit(1); | |
6013 | } | |
6014 | if (setuid(pwd->pw_uid) < 0) { | |
6015 | fprintf(stderr, "Failed to setuid(%d)\n", pwd->pw_uid); | |
6016 | exit(1); | |
6017 | } | |
6018 | if (setuid(0) != -1) { | |
6019 | fprintf(stderr, "Dropping privileges failed\n"); | |
6020 | exit(1); | |
6021 | } | |
6022 | } | |
0858532e AL |
6023 | |
6024 | if (daemonize) { | |
6025 | dup2(fd, 0); | |
6026 | dup2(fd, 1); | |
6027 | dup2(fd, 2); | |
71e3ceb8 | 6028 | |
0858532e | 6029 | close(fd); |
71e3ceb8 | 6030 | } |
b9e82a59 | 6031 | #endif |
71e3ceb8 | 6032 | |
8a7ddc38 | 6033 | main_loop(); |
40c3bac3 | 6034 | quit_timers(); |
63a01ef8 | 6035 | net_cleanup(); |
b46a8906 | 6036 | |
0824d6fc FB |
6037 | return 0; |
6038 | } |