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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> |
1889465a | 71 | #include <sys/prctl.h> |
bd494f4c TS |
72 | |
73 | /* For the benefit of older linux systems which don't supply it, | |
74 | we use a local copy of hpet.h. */ | |
75 | /* #include <linux/hpet.h> */ | |
76 | #include "hpet.h" | |
77 | ||
e57a8c0e | 78 | #include <linux/ppdev.h> |
5867c88a | 79 | #include <linux/parport.h> |
223f0d72 BS |
80 | #endif |
81 | #ifdef __sun__ | |
d5d10bc3 TS |
82 | #include <sys/stat.h> |
83 | #include <sys/ethernet.h> | |
84 | #include <sys/sockio.h> | |
d5d10bc3 TS |
85 | #include <netinet/arp.h> |
86 | #include <netinet/in.h> | |
87 | #include <netinet/in_systm.h> | |
88 | #include <netinet/ip.h> | |
89 | #include <netinet/ip_icmp.h> // must come after ip.h | |
90 | #include <netinet/udp.h> | |
91 | #include <netinet/tcp.h> | |
92 | #include <net/if.h> | |
93 | #include <syslog.h> | |
94 | #include <stropts.h> | |
67b915a5 | 95 | #endif |
7d3505c5 | 96 | #endif |
ec530c81 | 97 | #endif |
67b915a5 | 98 | |
9892fbfb BS |
99 | #if defined(__OpenBSD__) |
100 | #include <util.h> | |
101 | #endif | |
102 | ||
8a16d273 TS |
103 | #if defined(CONFIG_VDE) |
104 | #include <libvdeplug.h> | |
105 | #endif | |
106 | ||
67b915a5 | 107 | #ifdef _WIN32 |
49dc768d | 108 | #include <windows.h> |
7d3505c5 | 109 | #include <malloc.h> |
67b915a5 | 110 | #include <sys/timeb.h> |
4fddf62a | 111 | #include <mmsystem.h> |
67b915a5 FB |
112 | #define getopt_long_only getopt_long |
113 | #define memalign(align, size) malloc(size) | |
114 | #endif | |
115 | ||
73332e5c | 116 | #ifdef CONFIG_SDL |
59a36a2f | 117 | #if defined(__APPLE__) || defined(main) |
6693665a | 118 | #include <SDL.h> |
880fec5d | 119 | int qemu_main(int argc, char **argv, char **envp); |
120 | int main(int argc, char **argv) | |
121 | { | |
59a36a2f | 122 | return qemu_main(argc, argv, NULL); |
880fec5d | 123 | } |
124 | #undef main | |
125 | #define main qemu_main | |
96bcd4f8 | 126 | #endif |
73332e5c | 127 | #endif /* CONFIG_SDL */ |
0824d6fc | 128 | |
5b0753e0 FB |
129 | #ifdef CONFIG_COCOA |
130 | #undef main | |
131 | #define main qemu_main | |
132 | #endif /* CONFIG_COCOA */ | |
133 | ||
511d2b14 BS |
134 | #include "hw/hw.h" |
135 | #include "hw/boards.h" | |
136 | #include "hw/usb.h" | |
137 | #include "hw/pcmcia.h" | |
138 | #include "hw/pc.h" | |
139 | #include "hw/audiodev.h" | |
140 | #include "hw/isa.h" | |
141 | #include "hw/baum.h" | |
142 | #include "hw/bt.h" | |
9dd986cc | 143 | #include "hw/watchdog.h" |
b6f6e3d3 | 144 | #include "hw/smbios.h" |
e37630ca | 145 | #include "hw/xen.h" |
5ef4efa4 | 146 | #include "bt-host.h" |
511d2b14 BS |
147 | #include "net.h" |
148 | #include "monitor.h" | |
149 | #include "console.h" | |
150 | #include "sysemu.h" | |
151 | #include "gdbstub.h" | |
152 | #include "qemu-timer.h" | |
153 | #include "qemu-char.h" | |
154 | #include "cache-utils.h" | |
155 | #include "block.h" | |
a718acec | 156 | #include "dma.h" |
511d2b14 BS |
157 | #include "audio/audio.h" |
158 | #include "migration.h" | |
159 | #include "kvm.h" | |
160 | #include "balloon.h" | |
d3f24367 | 161 | #include "qemu-option.h" |
511d2b14 | 162 | |
0824d6fc | 163 | #include "disas.h" |
fc01f7e7 | 164 | |
8a7ddc38 | 165 | #include "exec-all.h" |
0824d6fc | 166 | |
511d2b14 BS |
167 | #include "qemu_socket.h" |
168 | ||
d918f23e | 169 | #include "slirp/libslirp.h" |
511d2b14 | 170 | |
9dc63a1e BS |
171 | //#define DEBUG_NET |
172 | //#define DEBUG_SLIRP | |
330d0414 | 173 | |
1bfe856e | 174 | #define DEFAULT_RAM_SIZE 128 |
313aa567 | 175 | |
0d92ed30 PB |
176 | /* Max number of USB devices that can be specified on the commandline. */ |
177 | #define MAX_USB_CMDLINE 8 | |
178 | ||
dc72ac14 AZ |
179 | /* Max number of bluetooth switches on the commandline. */ |
180 | #define MAX_BT_CMDLINE 10 | |
181 | ||
5cea8590 | 182 | static const char *data_dir; |
1192dad8 | 183 | const char *bios_name = NULL; |
e4bcb14c | 184 | /* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available |
faea38e7 | 185 | to store the VM snapshots */ |
e4bcb14c TS |
186 | DriveInfo drives_table[MAX_DRIVES+1]; |
187 | int nb_drives; | |
cb5a7aa8 | 188 | enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB; |
3023f332 | 189 | static DisplayState *display_state; |
993fbfdb | 190 | DisplayType display_type = DT_DEFAULT; |
3d11d0eb | 191 | const char* keyboard_layout = NULL; |
313aa567 | 192 | int64_t ticks_per_sec; |
00f82b8a | 193 | ram_addr_t ram_size; |
c4b1fcc0 | 194 | int nb_nics; |
7c9d8e07 | 195 | NICInfo nd_table[MAX_NICS]; |
8a7ddc38 | 196 | int vm_running; |
c0f4ce77 | 197 | static int autostart; |
f6503059 AZ |
198 | static int rtc_utc = 1; |
199 | static int rtc_date_offset = -1; /* -1 means no change */ | |
1bfe856e | 200 | int cirrus_vga_enabled = 1; |
c2b3b41a | 201 | int std_vga_enabled = 0; |
d34cab9f | 202 | int vmsvga_enabled = 0; |
94909d9f | 203 | int xenfb_enabled = 0; |
d827220b FB |
204 | #ifdef TARGET_SPARC |
205 | int graphic_width = 1024; | |
206 | int graphic_height = 768; | |
eee0b836 | 207 | int graphic_depth = 8; |
d827220b | 208 | #else |
1bfe856e FB |
209 | int graphic_width = 800; |
210 | int graphic_height = 600; | |
e9b137c2 | 211 | int graphic_depth = 15; |
eee0b836 | 212 | #endif |
dbed7e40 | 213 | static int full_screen = 0; |
634a21f6 | 214 | #ifdef CONFIG_SDL |
dbed7e40 | 215 | static int no_frame = 0; |
634a21f6 | 216 | #endif |
667accab | 217 | int no_quit = 0; |
8d11df9e | 218 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
6508fe59 | 219 | CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; |
9ede2fde | 220 | CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES]; |
a09db21f FB |
221 | #ifdef TARGET_I386 |
222 | int win2k_install_hack = 0; | |
73822ec8 | 223 | int rtc_td_hack = 0; |
a09db21f | 224 | #endif |
bb36d470 | 225 | int usb_enabled = 0; |
1b530a6d | 226 | int singlestep = 0; |
6a00d601 | 227 | int smp_cpus = 1; |
73fc9742 | 228 | const char *vnc_display; |
6515b203 | 229 | int acpi_enabled = 1; |
16b29ae1 | 230 | int no_hpet = 0; |
7d4c3d53 MA |
231 | int virtio_balloon = 1; |
232 | const char *virtio_balloon_devaddr; | |
52ca8d6a | 233 | int fd_bootchk = 1; |
d1beab82 | 234 | int no_reboot = 0; |
b2f76161 | 235 | int no_shutdown = 0; |
9467cd46 | 236 | int cursor_hide = 1; |
a171fe39 | 237 | int graphic_rotate = 0; |
b9e82a59 | 238 | #ifndef _WIN32 |
71e3ceb8 | 239 | int daemonize = 0; |
b9e82a59 | 240 | #endif |
9dd986cc RJ |
241 | WatchdogTimerModel *watchdog = NULL; |
242 | int watchdog_action = WDT_RESET; | |
9ae02555 TS |
243 | const char *option_rom[MAX_OPTION_ROMS]; |
244 | int nb_option_roms; | |
8e71621f | 245 | int semihosting_enabled = 0; |
2b8f2d41 AZ |
246 | #ifdef TARGET_ARM |
247 | int old_param = 0; | |
248 | #endif | |
c35734b2 | 249 | const char *qemu_name; |
3780e197 | 250 | int alt_grab = 0; |
95efd11c | 251 | #if defined(TARGET_SPARC) || defined(TARGET_PPC) |
66508601 BS |
252 | unsigned int nb_prom_envs = 0; |
253 | const char *prom_envs[MAX_PROM_ENVS]; | |
254 | #endif | |
ec691c80 AL |
255 | int nb_drives_opt; |
256 | struct drive_opt drives_opt[MAX_DRIVES]; | |
0824d6fc | 257 | |
268a362c AL |
258 | int nb_numa_nodes; |
259 | uint64_t node_mem[MAX_NODES]; | |
260 | uint64_t node_cpumask[MAX_NODES]; | |
261 | ||
ee5605e5 AZ |
262 | static CPUState *cur_cpu; |
263 | static CPUState *next_cpu; | |
43b96858 | 264 | static int timer_alarm_pending = 1; |
bf20dc07 | 265 | /* Conversion factor from emulated instructions to virtual clock ticks. */ |
2e70f6ef | 266 | static int icount_time_shift; |
bf20dc07 | 267 | /* Arbitrarily pick 1MIPS as the minimum allowable speed. */ |
2e70f6ef PB |
268 | #define MAX_ICOUNT_SHIFT 10 |
269 | /* Compensate for varying guest execution speed. */ | |
270 | static int64_t qemu_icount_bias; | |
dbed7e40 BS |
271 | static QEMUTimer *icount_rt_timer; |
272 | static QEMUTimer *icount_vm_timer; | |
9043b62d | 273 | static QEMUTimer *nographic_timer; |
ee5605e5 | 274 | |
8fcb1b90 BS |
275 | uint8_t qemu_uuid[16]; |
276 | ||
76e30d0f JK |
277 | static QEMUBootSetHandler *boot_set_handler; |
278 | static void *boot_set_opaque; | |
279 | ||
0824d6fc | 280 | /***********************************************************/ |
26aa7d72 FB |
281 | /* x86 ISA bus support */ |
282 | ||
283 | target_phys_addr_t isa_mem_base = 0; | |
3de388f6 | 284 | PicState2 *isa_pic; |
0824d6fc | 285 | |
0824d6fc | 286 | /***********************************************************/ |
0824d6fc FB |
287 | void hw_error(const char *fmt, ...) |
288 | { | |
289 | va_list ap; | |
6a00d601 | 290 | CPUState *env; |
0824d6fc FB |
291 | |
292 | va_start(ap, fmt); | |
293 | fprintf(stderr, "qemu: hardware error: "); | |
294 | vfprintf(stderr, fmt, ap); | |
295 | fprintf(stderr, "\n"); | |
6a00d601 FB |
296 | for(env = first_cpu; env != NULL; env = env->next_cpu) { |
297 | fprintf(stderr, "CPU #%d:\n", env->cpu_index); | |
0824d6fc | 298 | #ifdef TARGET_I386 |
6a00d601 | 299 | cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU); |
c45886db | 300 | #else |
6a00d601 | 301 | cpu_dump_state(env, stderr, fprintf, 0); |
0824d6fc | 302 | #endif |
6a00d601 | 303 | } |
0824d6fc FB |
304 | va_end(ap); |
305 | abort(); | |
306 | } | |
1889465a AK |
307 | |
308 | static void set_proc_name(const char *s) | |
309 | { | |
310 | #ifdef __linux__ | |
311 | char name[16]; | |
312 | if (!s) | |
313 | return; | |
314 | name[sizeof(name) - 1] = 0; | |
315 | strncpy(name, s, sizeof(name)); | |
316 | /* Could rewrite argv[0] too, but that's a bit more complicated. | |
317 | This simple way is enough for `top'. */ | |
318 | prctl(PR_SET_NAME, name); | |
319 | #endif | |
320 | } | |
df751fa8 AL |
321 | |
322 | /***************/ | |
323 | /* ballooning */ | |
324 | ||
325 | static QEMUBalloonEvent *qemu_balloon_event; | |
326 | void *qemu_balloon_event_opaque; | |
327 | ||
328 | void qemu_add_balloon_handler(QEMUBalloonEvent *func, void *opaque) | |
329 | { | |
330 | qemu_balloon_event = func; | |
331 | qemu_balloon_event_opaque = opaque; | |
332 | } | |
333 | ||
334 | void qemu_balloon(ram_addr_t target) | |
335 | { | |
336 | if (qemu_balloon_event) | |
337 | qemu_balloon_event(qemu_balloon_event_opaque, target); | |
338 | } | |
339 | ||
340 | ram_addr_t qemu_balloon_status(void) | |
341 | { | |
342 | if (qemu_balloon_event) | |
343 | return qemu_balloon_event(qemu_balloon_event_opaque, 0); | |
344 | return 0; | |
345 | } | |
0824d6fc | 346 | |
63066f4f FB |
347 | /***********************************************************/ |
348 | /* keyboard/mouse */ | |
349 | ||
350 | static QEMUPutKBDEvent *qemu_put_kbd_event; | |
351 | static void *qemu_put_kbd_event_opaque; | |
455204eb TS |
352 | static QEMUPutMouseEntry *qemu_put_mouse_event_head; |
353 | static QEMUPutMouseEntry *qemu_put_mouse_event_current; | |
63066f4f FB |
354 | |
355 | void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) | |
356 | { | |
357 | qemu_put_kbd_event_opaque = opaque; | |
358 | qemu_put_kbd_event = func; | |
359 | } | |
360 | ||
455204eb TS |
361 | QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, |
362 | void *opaque, int absolute, | |
363 | const char *name) | |
63066f4f | 364 | { |
455204eb TS |
365 | QEMUPutMouseEntry *s, *cursor; |
366 | ||
367 | s = qemu_mallocz(sizeof(QEMUPutMouseEntry)); | |
455204eb TS |
368 | |
369 | s->qemu_put_mouse_event = func; | |
370 | s->qemu_put_mouse_event_opaque = opaque; | |
371 | s->qemu_put_mouse_event_absolute = absolute; | |
372 | s->qemu_put_mouse_event_name = qemu_strdup(name); | |
373 | s->next = NULL; | |
374 | ||
375 | if (!qemu_put_mouse_event_head) { | |
376 | qemu_put_mouse_event_head = qemu_put_mouse_event_current = s; | |
377 | return s; | |
378 | } | |
379 | ||
380 | cursor = qemu_put_mouse_event_head; | |
381 | while (cursor->next != NULL) | |
382 | cursor = cursor->next; | |
383 | ||
384 | cursor->next = s; | |
385 | qemu_put_mouse_event_current = s; | |
386 | ||
387 | return s; | |
388 | } | |
389 | ||
390 | void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry) | |
391 | { | |
392 | QEMUPutMouseEntry *prev = NULL, *cursor; | |
393 | ||
394 | if (!qemu_put_mouse_event_head || entry == NULL) | |
395 | return; | |
396 | ||
397 | cursor = qemu_put_mouse_event_head; | |
398 | while (cursor != NULL && cursor != entry) { | |
399 | prev = cursor; | |
400 | cursor = cursor->next; | |
401 | } | |
402 | ||
403 | if (cursor == NULL) // does not exist or list empty | |
404 | return; | |
405 | else if (prev == NULL) { // entry is head | |
406 | qemu_put_mouse_event_head = cursor->next; | |
407 | if (qemu_put_mouse_event_current == entry) | |
408 | qemu_put_mouse_event_current = cursor->next; | |
409 | qemu_free(entry->qemu_put_mouse_event_name); | |
410 | qemu_free(entry); | |
411 | return; | |
412 | } | |
413 | ||
414 | prev->next = entry->next; | |
415 | ||
416 | if (qemu_put_mouse_event_current == entry) | |
417 | qemu_put_mouse_event_current = prev; | |
418 | ||
419 | qemu_free(entry->qemu_put_mouse_event_name); | |
420 | qemu_free(entry); | |
63066f4f FB |
421 | } |
422 | ||
423 | void kbd_put_keycode(int keycode) | |
424 | { | |
425 | if (qemu_put_kbd_event) { | |
426 | qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); | |
427 | } | |
428 | } | |
429 | ||
430 | void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) | |
431 | { | |
455204eb TS |
432 | QEMUPutMouseEvent *mouse_event; |
433 | void *mouse_event_opaque; | |
a171fe39 | 434 | int width; |
455204eb TS |
435 | |
436 | if (!qemu_put_mouse_event_current) { | |
437 | return; | |
438 | } | |
439 | ||
440 | mouse_event = | |
441 | qemu_put_mouse_event_current->qemu_put_mouse_event; | |
442 | mouse_event_opaque = | |
443 | qemu_put_mouse_event_current->qemu_put_mouse_event_opaque; | |
444 | ||
445 | if (mouse_event) { | |
a171fe39 AZ |
446 | if (graphic_rotate) { |
447 | if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute) | |
448 | width = 0x7fff; | |
449 | else | |
b94ed577 | 450 | width = graphic_width - 1; |
a171fe39 AZ |
451 | mouse_event(mouse_event_opaque, |
452 | width - dy, dx, dz, buttons_state); | |
453 | } else | |
454 | mouse_event(mouse_event_opaque, | |
455 | dx, dy, dz, buttons_state); | |
63066f4f FB |
456 | } |
457 | } | |
458 | ||
09b26c5e FB |
459 | int kbd_mouse_is_absolute(void) |
460 | { | |
455204eb TS |
461 | if (!qemu_put_mouse_event_current) |
462 | return 0; | |
463 | ||
464 | return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute; | |
465 | } | |
466 | ||
376253ec | 467 | void do_info_mice(Monitor *mon) |
455204eb TS |
468 | { |
469 | QEMUPutMouseEntry *cursor; | |
470 | int index = 0; | |
471 | ||
472 | if (!qemu_put_mouse_event_head) { | |
376253ec | 473 | monitor_printf(mon, "No mouse devices connected\n"); |
455204eb TS |
474 | return; |
475 | } | |
476 | ||
376253ec | 477 | monitor_printf(mon, "Mouse devices available:\n"); |
455204eb TS |
478 | cursor = qemu_put_mouse_event_head; |
479 | while (cursor != NULL) { | |
376253ec AL |
480 | monitor_printf(mon, "%c Mouse #%d: %s\n", |
481 | (cursor == qemu_put_mouse_event_current ? '*' : ' '), | |
482 | index, cursor->qemu_put_mouse_event_name); | |
455204eb TS |
483 | index++; |
484 | cursor = cursor->next; | |
485 | } | |
486 | } | |
487 | ||
376253ec | 488 | void do_mouse_set(Monitor *mon, int index) |
455204eb TS |
489 | { |
490 | QEMUPutMouseEntry *cursor; | |
491 | int i = 0; | |
492 | ||
493 | if (!qemu_put_mouse_event_head) { | |
376253ec | 494 | monitor_printf(mon, "No mouse devices connected\n"); |
455204eb TS |
495 | return; |
496 | } | |
497 | ||
498 | cursor = qemu_put_mouse_event_head; | |
499 | while (cursor != NULL && index != i) { | |
500 | i++; | |
501 | cursor = cursor->next; | |
502 | } | |
503 | ||
504 | if (cursor != NULL) | |
505 | qemu_put_mouse_event_current = cursor; | |
506 | else | |
376253ec | 507 | monitor_printf(mon, "Mouse at given index not found\n"); |
09b26c5e FB |
508 | } |
509 | ||
1dce7c3c FB |
510 | /* compute with 96 bit intermediate result: (a*b)/c */ |
511 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) | |
0824d6fc | 512 | { |
1dce7c3c FB |
513 | union { |
514 | uint64_t ll; | |
515 | struct { | |
516 | #ifdef WORDS_BIGENDIAN | |
517 | uint32_t high, low; | |
518 | #else | |
519 | uint32_t low, high; | |
3b46e624 | 520 | #endif |
1dce7c3c FB |
521 | } l; |
522 | } u, res; | |
523 | uint64_t rl, rh; | |
0824d6fc | 524 | |
1dce7c3c FB |
525 | u.ll = a; |
526 | rl = (uint64_t)u.l.low * (uint64_t)b; | |
527 | rh = (uint64_t)u.l.high * (uint64_t)b; | |
528 | rh += (rl >> 32); | |
529 | res.l.high = rh / c; | |
530 | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; | |
531 | return res.ll; | |
34865134 FB |
532 | } |
533 | ||
1dce7c3c FB |
534 | /***********************************************************/ |
535 | /* real time host monotonic timer */ | |
34865134 | 536 | |
1dce7c3c | 537 | #define QEMU_TIMER_BASE 1000000000LL |
34865134 | 538 | |
1dce7c3c | 539 | #ifdef WIN32 |
0824d6fc | 540 | |
1dce7c3c | 541 | static int64_t clock_freq; |
1115dde7 | 542 | |
1dce7c3c | 543 | static void init_get_clock(void) |
1115dde7 | 544 | { |
a8e5ac33 FB |
545 | LARGE_INTEGER freq; |
546 | int ret; | |
1dce7c3c FB |
547 | ret = QueryPerformanceFrequency(&freq); |
548 | if (ret == 0) { | |
549 | fprintf(stderr, "Could not calibrate ticks\n"); | |
550 | exit(1); | |
551 | } | |
552 | clock_freq = freq.QuadPart; | |
1115dde7 FB |
553 | } |
554 | ||
1dce7c3c | 555 | static int64_t get_clock(void) |
b8076a74 | 556 | { |
1dce7c3c FB |
557 | LARGE_INTEGER ti; |
558 | QueryPerformanceCounter(&ti); | |
559 | return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq); | |
b8076a74 FB |
560 | } |
561 | ||
1dce7c3c | 562 | #else |
90cb9493 | 563 | |
1dce7c3c FB |
564 | static int use_rt_clock; |
565 | ||
566 | static void init_get_clock(void) | |
90cb9493 | 567 | { |
1dce7c3c | 568 | use_rt_clock = 0; |
c5e97233 BS |
569 | #if defined(__linux__) || (defined(__FreeBSD__) && __FreeBSD_version >= 500000) \ |
570 | || defined(__DragonFly__) | |
1dce7c3c FB |
571 | { |
572 | struct timespec ts; | |
573 | if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) { | |
574 | use_rt_clock = 1; | |
575 | } | |
576 | } | |
577 | #endif | |
90cb9493 FB |
578 | } |
579 | ||
1dce7c3c | 580 | static int64_t get_clock(void) |
fdbb4691 | 581 | { |
c5e97233 BS |
582 | #if defined(__linux__) || (defined(__FreeBSD__) && __FreeBSD_version >= 500000) \ |
583 | || defined(__DragonFly__) | |
1dce7c3c FB |
584 | if (use_rt_clock) { |
585 | struct timespec ts; | |
586 | clock_gettime(CLOCK_MONOTONIC, &ts); | |
587 | return ts.tv_sec * 1000000000LL + ts.tv_nsec; | |
5fafdf24 | 588 | } else |
fdbb4691 | 589 | #endif |
1dce7c3c FB |
590 | { |
591 | /* XXX: using gettimeofday leads to problems if the date | |
592 | changes, so it should be avoided. */ | |
593 | struct timeval tv; | |
594 | gettimeofday(&tv, NULL); | |
595 | return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000); | |
596 | } | |
fdbb4691 | 597 | } |
34865134 FB |
598 | #endif |
599 | ||
2e70f6ef PB |
600 | /* Return the virtual CPU time, based on the instruction counter. */ |
601 | static int64_t cpu_get_icount(void) | |
602 | { | |
603 | int64_t icount; | |
604 | CPUState *env = cpu_single_env;; | |
605 | icount = qemu_icount; | |
606 | if (env) { | |
607 | if (!can_do_io(env)) | |
608 | fprintf(stderr, "Bad clock read\n"); | |
609 | icount -= (env->icount_decr.u16.low + env->icount_extra); | |
610 | } | |
611 | return qemu_icount_bias + (icount << icount_time_shift); | |
612 | } | |
613 | ||
1dce7c3c FB |
614 | /***********************************************************/ |
615 | /* guest cycle counter */ | |
616 | ||
eade0f19 | 617 | static int64_t cpu_ticks_prev; |
34865134 | 618 | static int64_t cpu_ticks_offset; |
1dce7c3c | 619 | static int64_t cpu_clock_offset; |
8a7ddc38 | 620 | static int cpu_ticks_enabled; |
34865134 | 621 | |
1dce7c3c FB |
622 | /* return the host CPU cycle counter and handle stop/restart */ |
623 | int64_t cpu_get_ticks(void) | |
34865134 | 624 | { |
2e70f6ef PB |
625 | if (use_icount) { |
626 | return cpu_get_icount(); | |
627 | } | |
8a7ddc38 FB |
628 | if (!cpu_ticks_enabled) { |
629 | return cpu_ticks_offset; | |
630 | } else { | |
eade0f19 FB |
631 | int64_t ticks; |
632 | ticks = cpu_get_real_ticks(); | |
633 | if (cpu_ticks_prev > ticks) { | |
634 | /* Note: non increasing ticks may happen if the host uses | |
635 | software suspend */ | |
636 | cpu_ticks_offset += cpu_ticks_prev - ticks; | |
637 | } | |
638 | cpu_ticks_prev = ticks; | |
639 | return ticks + cpu_ticks_offset; | |
8a7ddc38 | 640 | } |
34865134 FB |
641 | } |
642 | ||
1dce7c3c FB |
643 | /* return the host CPU monotonic timer and handle stop/restart */ |
644 | static int64_t cpu_get_clock(void) | |
645 | { | |
646 | int64_t ti; | |
647 | if (!cpu_ticks_enabled) { | |
648 | return cpu_clock_offset; | |
649 | } else { | |
650 | ti = get_clock(); | |
651 | return ti + cpu_clock_offset; | |
652 | } | |
653 | } | |
654 | ||
34865134 FB |
655 | /* enable cpu_get_ticks() */ |
656 | void cpu_enable_ticks(void) | |
657 | { | |
8a7ddc38 FB |
658 | if (!cpu_ticks_enabled) { |
659 | cpu_ticks_offset -= cpu_get_real_ticks(); | |
1dce7c3c | 660 | cpu_clock_offset -= get_clock(); |
8a7ddc38 FB |
661 | cpu_ticks_enabled = 1; |
662 | } | |
34865134 FB |
663 | } |
664 | ||
665 | /* disable cpu_get_ticks() : the clock is stopped. You must not call | |
666 | cpu_get_ticks() after that. */ | |
667 | void cpu_disable_ticks(void) | |
668 | { | |
8a7ddc38 FB |
669 | if (cpu_ticks_enabled) { |
670 | cpu_ticks_offset = cpu_get_ticks(); | |
1dce7c3c | 671 | cpu_clock_offset = cpu_get_clock(); |
8a7ddc38 FB |
672 | cpu_ticks_enabled = 0; |
673 | } | |
34865134 FB |
674 | } |
675 | ||
1dce7c3c FB |
676 | /***********************************************************/ |
677 | /* timers */ | |
5fafdf24 | 678 | |
8a7ddc38 FB |
679 | #define QEMU_TIMER_REALTIME 0 |
680 | #define QEMU_TIMER_VIRTUAL 1 | |
681 | ||
682 | struct QEMUClock { | |
683 | int type; | |
684 | /* XXX: add frequency */ | |
685 | }; | |
686 | ||
687 | struct QEMUTimer { | |
688 | QEMUClock *clock; | |
689 | int64_t expire_time; | |
690 | QEMUTimerCB *cb; | |
691 | void *opaque; | |
692 | struct QEMUTimer *next; | |
693 | }; | |
694 | ||
c8994013 TS |
695 | struct qemu_alarm_timer { |
696 | char const *name; | |
efe75411 | 697 | unsigned int flags; |
c8994013 TS |
698 | |
699 | int (*start)(struct qemu_alarm_timer *t); | |
700 | void (*stop)(struct qemu_alarm_timer *t); | |
efe75411 | 701 | void (*rearm)(struct qemu_alarm_timer *t); |
c8994013 TS |
702 | void *priv; |
703 | }; | |
704 | ||
efe75411 | 705 | #define ALARM_FLAG_DYNTICKS 0x1 |
d5d08334 | 706 | #define ALARM_FLAG_EXPIRED 0x2 |
efe75411 TS |
707 | |
708 | static inline int alarm_has_dynticks(struct qemu_alarm_timer *t) | |
709 | { | |
e332340a | 710 | return t && (t->flags & ALARM_FLAG_DYNTICKS); |
efe75411 TS |
711 | } |
712 | ||
713 | static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t) | |
714 | { | |
715 | if (!alarm_has_dynticks(t)) | |
716 | return; | |
717 | ||
718 | t->rearm(t); | |
719 | } | |
720 | ||
721 | /* TODO: MIN_TIMER_REARM_US should be optimized */ | |
722 | #define MIN_TIMER_REARM_US 250 | |
723 | ||
c8994013 | 724 | static struct qemu_alarm_timer *alarm_timer; |
8a7ddc38 | 725 | |
40c3bac3 | 726 | #ifdef _WIN32 |
c8994013 TS |
727 | |
728 | struct qemu_alarm_win32 { | |
729 | MMRESULT timerId; | |
c8994013 | 730 | unsigned int period; |
ef28c4b0 | 731 | } alarm_win32_data = {0, -1}; |
c8994013 TS |
732 | |
733 | static int win32_start_timer(struct qemu_alarm_timer *t); | |
734 | static void win32_stop_timer(struct qemu_alarm_timer *t); | |
efe75411 | 735 | static void win32_rearm_timer(struct qemu_alarm_timer *t); |
c8994013 | 736 | |
40c3bac3 | 737 | #else |
c8994013 TS |
738 | |
739 | static int unix_start_timer(struct qemu_alarm_timer *t); | |
740 | static void unix_stop_timer(struct qemu_alarm_timer *t); | |
741 | ||
231c6586 TS |
742 | #ifdef __linux__ |
743 | ||
efe75411 TS |
744 | static int dynticks_start_timer(struct qemu_alarm_timer *t); |
745 | static void dynticks_stop_timer(struct qemu_alarm_timer *t); | |
746 | static void dynticks_rearm_timer(struct qemu_alarm_timer *t); | |
747 | ||
c40ec5a9 TS |
748 | static int hpet_start_timer(struct qemu_alarm_timer *t); |
749 | static void hpet_stop_timer(struct qemu_alarm_timer *t); | |
750 | ||
c8994013 TS |
751 | static int rtc_start_timer(struct qemu_alarm_timer *t); |
752 | static void rtc_stop_timer(struct qemu_alarm_timer *t); | |
753 | ||
efe75411 | 754 | #endif /* __linux__ */ |
8a7ddc38 | 755 | |
c8994013 TS |
756 | #endif /* _WIN32 */ |
757 | ||
2e70f6ef | 758 | /* Correlation between real and virtual time is always going to be |
bf20dc07 | 759 | fairly approximate, so ignore small variation. |
2e70f6ef PB |
760 | When the guest is idle real and virtual time will be aligned in |
761 | the IO wait loop. */ | |
762 | #define ICOUNT_WOBBLE (QEMU_TIMER_BASE / 10) | |
763 | ||
764 | static void icount_adjust(void) | |
765 | { | |
766 | int64_t cur_time; | |
767 | int64_t cur_icount; | |
768 | int64_t delta; | |
769 | static int64_t last_delta; | |
770 | /* If the VM is not running, then do nothing. */ | |
771 | if (!vm_running) | |
772 | return; | |
773 | ||
774 | cur_time = cpu_get_clock(); | |
775 | cur_icount = qemu_get_clock(vm_clock); | |
776 | delta = cur_icount - cur_time; | |
777 | /* FIXME: This is a very crude algorithm, somewhat prone to oscillation. */ | |
778 | if (delta > 0 | |
779 | && last_delta + ICOUNT_WOBBLE < delta * 2 | |
780 | && icount_time_shift > 0) { | |
781 | /* The guest is getting too far ahead. Slow time down. */ | |
782 | icount_time_shift--; | |
783 | } | |
784 | if (delta < 0 | |
785 | && last_delta - ICOUNT_WOBBLE > delta * 2 | |
786 | && icount_time_shift < MAX_ICOUNT_SHIFT) { | |
787 | /* The guest is getting too far behind. Speed time up. */ | |
788 | icount_time_shift++; | |
789 | } | |
790 | last_delta = delta; | |
791 | qemu_icount_bias = cur_icount - (qemu_icount << icount_time_shift); | |
792 | } | |
793 | ||
794 | static void icount_adjust_rt(void * opaque) | |
795 | { | |
796 | qemu_mod_timer(icount_rt_timer, | |
797 | qemu_get_clock(rt_clock) + 1000); | |
798 | icount_adjust(); | |
799 | } | |
800 | ||
801 | static void icount_adjust_vm(void * opaque) | |
802 | { | |
803 | qemu_mod_timer(icount_vm_timer, | |
804 | qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10); | |
805 | icount_adjust(); | |
806 | } | |
807 | ||
808 | static void init_icount_adjust(void) | |
809 | { | |
810 | /* Have both realtime and virtual time triggers for speed adjustment. | |
811 | The realtime trigger catches emulated time passing too slowly, | |
812 | the virtual time trigger catches emulated time passing too fast. | |
813 | Realtime triggers occur even when idle, so use them less frequently | |
814 | than VM triggers. */ | |
815 | icount_rt_timer = qemu_new_timer(rt_clock, icount_adjust_rt, NULL); | |
816 | qemu_mod_timer(icount_rt_timer, | |
817 | qemu_get_clock(rt_clock) + 1000); | |
818 | icount_vm_timer = qemu_new_timer(vm_clock, icount_adjust_vm, NULL); | |
819 | qemu_mod_timer(icount_vm_timer, | |
820 | qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10); | |
821 | } | |
822 | ||
c8994013 | 823 | static struct qemu_alarm_timer alarm_timers[] = { |
efe75411 | 824 | #ifndef _WIN32 |
231c6586 | 825 | #ifdef __linux__ |
efe75411 TS |
826 | {"dynticks", ALARM_FLAG_DYNTICKS, dynticks_start_timer, |
827 | dynticks_stop_timer, dynticks_rearm_timer, NULL}, | |
c40ec5a9 | 828 | /* HPET - if available - is preferred */ |
efe75411 | 829 | {"hpet", 0, hpet_start_timer, hpet_stop_timer, NULL, NULL}, |
c40ec5a9 | 830 | /* ...otherwise try RTC */ |
efe75411 | 831 | {"rtc", 0, rtc_start_timer, rtc_stop_timer, NULL, NULL}, |
c8994013 | 832 | #endif |
efe75411 | 833 | {"unix", 0, unix_start_timer, unix_stop_timer, NULL, NULL}, |
c8994013 | 834 | #else |
efe75411 TS |
835 | {"dynticks", ALARM_FLAG_DYNTICKS, win32_start_timer, |
836 | win32_stop_timer, win32_rearm_timer, &alarm_win32_data}, | |
837 | {"win32", 0, win32_start_timer, | |
838 | win32_stop_timer, NULL, &alarm_win32_data}, | |
c8994013 TS |
839 | #endif |
840 | {NULL, } | |
841 | }; | |
842 | ||
3f47aa8c | 843 | static void show_available_alarms(void) |
f3dcfada TS |
844 | { |
845 | int i; | |
846 | ||
847 | printf("Available alarm timers, in order of precedence:\n"); | |
848 | for (i = 0; alarm_timers[i].name; i++) | |
849 | printf("%s\n", alarm_timers[i].name); | |
850 | } | |
851 | ||
852 | static void configure_alarms(char const *opt) | |
853 | { | |
854 | int i; | |
855 | int cur = 0; | |
b1503cda | 856 | int count = ARRAY_SIZE(alarm_timers) - 1; |
f3dcfada TS |
857 | char *arg; |
858 | char *name; | |
2e70f6ef | 859 | struct qemu_alarm_timer tmp; |
f3dcfada | 860 | |
3adda04c | 861 | if (!strcmp(opt, "?")) { |
f3dcfada TS |
862 | show_available_alarms(); |
863 | exit(0); | |
864 | } | |
865 | ||
866 | arg = strdup(opt); | |
867 | ||
868 | /* Reorder the array */ | |
869 | name = strtok(arg, ","); | |
870 | while (name) { | |
e2b577e5 | 871 | for (i = 0; i < count && alarm_timers[i].name; i++) { |
f3dcfada TS |
872 | if (!strcmp(alarm_timers[i].name, name)) |
873 | break; | |
874 | } | |
875 | ||
876 | if (i == count) { | |
877 | fprintf(stderr, "Unknown clock %s\n", name); | |
878 | goto next; | |
879 | } | |
880 | ||
881 | if (i < cur) | |
882 | /* Ignore */ | |
883 | goto next; | |
884 | ||
885 | /* Swap */ | |
886 | tmp = alarm_timers[i]; | |
887 | alarm_timers[i] = alarm_timers[cur]; | |
888 | alarm_timers[cur] = tmp; | |
889 | ||
890 | cur++; | |
891 | next: | |
892 | name = strtok(NULL, ","); | |
893 | } | |
894 | ||
895 | free(arg); | |
896 | ||
897 | if (cur) { | |
2e70f6ef | 898 | /* Disable remaining timers */ |
f3dcfada TS |
899 | for (i = cur; i < count; i++) |
900 | alarm_timers[i].name = NULL; | |
3adda04c AJ |
901 | } else { |
902 | show_available_alarms(); | |
903 | exit(1); | |
f3dcfada | 904 | } |
f3dcfada TS |
905 | } |
906 | ||
c8994013 TS |
907 | QEMUClock *rt_clock; |
908 | QEMUClock *vm_clock; | |
909 | ||
910 | static QEMUTimer *active_timers[2]; | |
911 | ||
9596ebb7 | 912 | static QEMUClock *qemu_new_clock(int type) |
8a7ddc38 FB |
913 | { |
914 | QEMUClock *clock; | |
915 | clock = qemu_mallocz(sizeof(QEMUClock)); | |
8a7ddc38 FB |
916 | clock->type = type; |
917 | return clock; | |
918 | } | |
919 | ||
920 | QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque) | |
921 | { | |
922 | QEMUTimer *ts; | |
923 | ||
924 | ts = qemu_mallocz(sizeof(QEMUTimer)); | |
925 | ts->clock = clock; | |
926 | ts->cb = cb; | |
927 | ts->opaque = opaque; | |
928 | return ts; | |
929 | } | |
930 | ||
931 | void qemu_free_timer(QEMUTimer *ts) | |
932 | { | |
933 | qemu_free(ts); | |
934 | } | |
935 | ||
936 | /* stop a timer, but do not dealloc it */ | |
937 | void qemu_del_timer(QEMUTimer *ts) | |
938 | { | |
939 | QEMUTimer **pt, *t; | |
940 | ||
941 | /* NOTE: this code must be signal safe because | |
942 | qemu_timer_expired() can be called from a signal. */ | |
943 | pt = &active_timers[ts->clock->type]; | |
944 | for(;;) { | |
945 | t = *pt; | |
946 | if (!t) | |
947 | break; | |
948 | if (t == ts) { | |
949 | *pt = t->next; | |
950 | break; | |
951 | } | |
952 | pt = &t->next; | |
953 | } | |
954 | } | |
955 | ||
956 | /* modify the current timer so that it will be fired when current_time | |
957 | >= expire_time. The corresponding callback will be called. */ | |
958 | void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time) | |
959 | { | |
960 | QEMUTimer **pt, *t; | |
961 | ||
962 | qemu_del_timer(ts); | |
963 | ||
964 | /* add the timer in the sorted list */ | |
965 | /* NOTE: this code must be signal safe because | |
966 | qemu_timer_expired() can be called from a signal. */ | |
967 | pt = &active_timers[ts->clock->type]; | |
968 | for(;;) { | |
969 | t = *pt; | |
970 | if (!t) | |
971 | break; | |
5fafdf24 | 972 | if (t->expire_time > expire_time) |
8a7ddc38 FB |
973 | break; |
974 | pt = &t->next; | |
975 | } | |
976 | ts->expire_time = expire_time; | |
977 | ts->next = *pt; | |
978 | *pt = ts; | |
d5d08334 AZ |
979 | |
980 | /* Rearm if necessary */ | |
2e70f6ef PB |
981 | if (pt == &active_timers[ts->clock->type]) { |
982 | if ((alarm_timer->flags & ALARM_FLAG_EXPIRED) == 0) { | |
983 | qemu_rearm_alarm_timer(alarm_timer); | |
984 | } | |
985 | /* Interrupt execution to force deadline recalculation. */ | |
d9f75a4e AL |
986 | if (use_icount) |
987 | qemu_notify_event(); | |
2e70f6ef | 988 | } |
8a7ddc38 FB |
989 | } |
990 | ||
991 | int qemu_timer_pending(QEMUTimer *ts) | |
992 | { | |
993 | QEMUTimer *t; | |
994 | for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) { | |
995 | if (t == ts) | |
996 | return 1; | |
997 | } | |
998 | return 0; | |
999 | } | |
1000 | ||
1001 | static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time) | |
1002 | { | |
1003 | if (!timer_head) | |
1004 | return 0; | |
1005 | return (timer_head->expire_time <= current_time); | |
1006 | } | |
1007 | ||
1008 | static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time) | |
1009 | { | |
1010 | QEMUTimer *ts; | |
3b46e624 | 1011 | |
8a7ddc38 FB |
1012 | for(;;) { |
1013 | ts = *ptimer_head; | |
e95c8d51 | 1014 | if (!ts || ts->expire_time > current_time) |
8a7ddc38 FB |
1015 | break; |
1016 | /* remove timer from the list before calling the callback */ | |
1017 | *ptimer_head = ts->next; | |
1018 | ts->next = NULL; | |
3b46e624 | 1019 | |
8a7ddc38 FB |
1020 | /* run the callback (the timer list can be modified) */ |
1021 | ts->cb(ts->opaque); | |
1022 | } | |
1023 | } | |
1024 | ||
1025 | int64_t qemu_get_clock(QEMUClock *clock) | |
1026 | { | |
1027 | switch(clock->type) { | |
1028 | case QEMU_TIMER_REALTIME: | |
1dce7c3c | 1029 | return get_clock() / 1000000; |
8a7ddc38 FB |
1030 | default: |
1031 | case QEMU_TIMER_VIRTUAL: | |
2e70f6ef PB |
1032 | if (use_icount) { |
1033 | return cpu_get_icount(); | |
1034 | } else { | |
1035 | return cpu_get_clock(); | |
1036 | } | |
8a7ddc38 FB |
1037 | } |
1038 | } | |
1039 | ||
1dce7c3c FB |
1040 | static void init_timers(void) |
1041 | { | |
1042 | init_get_clock(); | |
1043 | ticks_per_sec = QEMU_TIMER_BASE; | |
1044 | rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME); | |
1045 | vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL); | |
1046 | } | |
1047 | ||
8a7ddc38 FB |
1048 | /* save a timer */ |
1049 | void qemu_put_timer(QEMUFile *f, QEMUTimer *ts) | |
1050 | { | |
1051 | uint64_t expire_time; | |
1052 | ||
1053 | if (qemu_timer_pending(ts)) { | |
1054 | expire_time = ts->expire_time; | |
1055 | } else { | |
1056 | expire_time = -1; | |
1057 | } | |
1058 | qemu_put_be64(f, expire_time); | |
1059 | } | |
1060 | ||
1061 | void qemu_get_timer(QEMUFile *f, QEMUTimer *ts) | |
1062 | { | |
1063 | uint64_t expire_time; | |
1064 | ||
1065 | expire_time = qemu_get_be64(f); | |
1066 | if (expire_time != -1) { | |
1067 | qemu_mod_timer(ts, expire_time); | |
1068 | } else { | |
1069 | qemu_del_timer(ts); | |
1070 | } | |
1071 | } | |
1072 | ||
1073 | static void timer_save(QEMUFile *f, void *opaque) | |
1074 | { | |
1075 | if (cpu_ticks_enabled) { | |
1076 | hw_error("cannot save state if virtual timers are running"); | |
1077 | } | |
bee8d684 TS |
1078 | qemu_put_be64(f, cpu_ticks_offset); |
1079 | qemu_put_be64(f, ticks_per_sec); | |
1080 | qemu_put_be64(f, cpu_clock_offset); | |
8a7ddc38 FB |
1081 | } |
1082 | ||
1083 | static int timer_load(QEMUFile *f, void *opaque, int version_id) | |
1084 | { | |
c88676f8 | 1085 | if (version_id != 1 && version_id != 2) |
8a7ddc38 FB |
1086 | return -EINVAL; |
1087 | if (cpu_ticks_enabled) { | |
1088 | return -EINVAL; | |
1089 | } | |
bee8d684 TS |
1090 | cpu_ticks_offset=qemu_get_be64(f); |
1091 | ticks_per_sec=qemu_get_be64(f); | |
c88676f8 | 1092 | if (version_id == 2) { |
bee8d684 | 1093 | cpu_clock_offset=qemu_get_be64(f); |
c88676f8 | 1094 | } |
8a7ddc38 FB |
1095 | return 0; |
1096 | } | |
1097 | ||
50317c7f AL |
1098 | static void qemu_event_increment(void); |
1099 | ||
67b915a5 | 1100 | #ifdef _WIN32 |
b9e82a59 BS |
1101 | static void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg, |
1102 | DWORD_PTR dwUser, DWORD_PTR dw1, | |
1103 | DWORD_PTR dw2) | |
67b915a5 | 1104 | #else |
8a7ddc38 | 1105 | static void host_alarm_handler(int host_signum) |
67b915a5 | 1106 | #endif |
8a7ddc38 | 1107 | { |
02ba45c5 FB |
1108 | #if 0 |
1109 | #define DISP_FREQ 1000 | |
1110 | { | |
1111 | static int64_t delta_min = INT64_MAX; | |
1112 | static int64_t delta_max, delta_cum, last_clock, delta, ti; | |
1113 | static int count; | |
1114 | ti = qemu_get_clock(vm_clock); | |
1115 | if (last_clock != 0) { | |
1116 | delta = ti - last_clock; | |
1117 | if (delta < delta_min) | |
1118 | delta_min = delta; | |
1119 | if (delta > delta_max) | |
1120 | delta_max = delta; | |
1121 | delta_cum += delta; | |
1122 | if (++count == DISP_FREQ) { | |
26a76461 | 1123 | printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n", |
02ba45c5 FB |
1124 | muldiv64(delta_min, 1000000, ticks_per_sec), |
1125 | muldiv64(delta_max, 1000000, ticks_per_sec), | |
1126 | muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec), | |
1127 | (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ)); | |
1128 | count = 0; | |
1129 | delta_min = INT64_MAX; | |
1130 | delta_max = 0; | |
1131 | delta_cum = 0; | |
1132 | } | |
1133 | } | |
1134 | last_clock = ti; | |
1135 | } | |
1136 | #endif | |
efe75411 | 1137 | if (alarm_has_dynticks(alarm_timer) || |
2e70f6ef PB |
1138 | (!use_icount && |
1139 | qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL], | |
1140 | qemu_get_clock(vm_clock))) || | |
8a7ddc38 FB |
1141 | qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], |
1142 | qemu_get_clock(rt_clock))) { | |
50317c7f | 1143 | qemu_event_increment(); |
e332340a | 1144 | if (alarm_timer) alarm_timer->flags |= ALARM_FLAG_EXPIRED; |
d5d08334 | 1145 | |
d6dc3d42 AL |
1146 | #ifndef CONFIG_IOTHREAD |
1147 | if (next_cpu) { | |
4f8eb8da | 1148 | /* stop the currently executing cpu because a timer occured */ |
d6dc3d42 | 1149 | cpu_exit(next_cpu); |
640f42e4 | 1150 | #ifdef CONFIG_KQEMU |
d6dc3d42 AL |
1151 | if (next_cpu->kqemu_enabled) { |
1152 | kqemu_cpu_interrupt(next_cpu); | |
4f8eb8da | 1153 | } |
ee5605e5 | 1154 | #endif |
4f8eb8da | 1155 | } |
d6dc3d42 | 1156 | #endif |
43b96858 | 1157 | timer_alarm_pending = 1; |
d9f75a4e | 1158 | qemu_notify_event(); |
8a7ddc38 FB |
1159 | } |
1160 | } | |
1161 | ||
2e70f6ef | 1162 | static int64_t qemu_next_deadline(void) |
efe75411 | 1163 | { |
2e70f6ef | 1164 | int64_t delta; |
efe75411 TS |
1165 | |
1166 | if (active_timers[QEMU_TIMER_VIRTUAL]) { | |
2e70f6ef PB |
1167 | delta = active_timers[QEMU_TIMER_VIRTUAL]->expire_time - |
1168 | qemu_get_clock(vm_clock); | |
1169 | } else { | |
1170 | /* To avoid problems with overflow limit this to 2^32. */ | |
1171 | delta = INT32_MAX; | |
efe75411 TS |
1172 | } |
1173 | ||
2e70f6ef PB |
1174 | if (delta < 0) |
1175 | delta = 0; | |
efe75411 | 1176 | |
2e70f6ef PB |
1177 | return delta; |
1178 | } | |
1179 | ||
8632fb9a | 1180 | #if defined(__linux__) || defined(_WIN32) |
2e70f6ef PB |
1181 | static uint64_t qemu_next_deadline_dyntick(void) |
1182 | { | |
1183 | int64_t delta; | |
1184 | int64_t rtdelta; | |
1185 | ||
1186 | if (use_icount) | |
1187 | delta = INT32_MAX; | |
1188 | else | |
1189 | delta = (qemu_next_deadline() + 999) / 1000; | |
1190 | ||
1191 | if (active_timers[QEMU_TIMER_REALTIME]) { | |
1192 | rtdelta = (active_timers[QEMU_TIMER_REALTIME]->expire_time - | |
1193 | qemu_get_clock(rt_clock))*1000; | |
1194 | if (rtdelta < delta) | |
1195 | delta = rtdelta; | |
1196 | } | |
1197 | ||
1198 | if (delta < MIN_TIMER_REARM_US) | |
1199 | delta = MIN_TIMER_REARM_US; | |
1200 | ||
1201 | return delta; | |
efe75411 | 1202 | } |
8632fb9a | 1203 | #endif |
efe75411 | 1204 | |
fd872598 FB |
1205 | #ifndef _WIN32 |
1206 | ||
7183b4b4 AL |
1207 | /* Sets a specific flag */ |
1208 | static int fcntl_setfl(int fd, int flag) | |
1209 | { | |
1210 | int flags; | |
1211 | ||
1212 | flags = fcntl(fd, F_GETFL); | |
1213 | if (flags == -1) | |
1214 | return -errno; | |
1215 | ||
1216 | if (fcntl(fd, F_SETFL, flags | flag) == -1) | |
1217 | return -errno; | |
1218 | ||
1219 | return 0; | |
1220 | } | |
1221 | ||
829309c7 FB |
1222 | #if defined(__linux__) |
1223 | ||
fd872598 FB |
1224 | #define RTC_FREQ 1024 |
1225 | ||
de9a95f0 | 1226 | static void enable_sigio_timer(int fd) |
c8994013 TS |
1227 | { |
1228 | struct sigaction act; | |
1229 | ||
1230 | /* timer signal */ | |
1231 | sigfillset(&act.sa_mask); | |
1232 | act.sa_flags = 0; | |
c8994013 TS |
1233 | act.sa_handler = host_alarm_handler; |
1234 | ||
1235 | sigaction(SIGIO, &act, NULL); | |
7183b4b4 | 1236 | fcntl_setfl(fd, O_ASYNC); |
c8994013 TS |
1237 | fcntl(fd, F_SETOWN, getpid()); |
1238 | } | |
829309c7 | 1239 | |
c40ec5a9 TS |
1240 | static int hpet_start_timer(struct qemu_alarm_timer *t) |
1241 | { | |
1242 | struct hpet_info info; | |
1243 | int r, fd; | |
1244 | ||
1245 | fd = open("/dev/hpet", O_RDONLY); | |
1246 | if (fd < 0) | |
1247 | return -1; | |
1248 | ||
1249 | /* Set frequency */ | |
1250 | r = ioctl(fd, HPET_IRQFREQ, RTC_FREQ); | |
1251 | if (r < 0) { | |
1252 | fprintf(stderr, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n" | |
1253 | "error, but for better emulation accuracy type:\n" | |
1254 | "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n"); | |
1255 | goto fail; | |
1256 | } | |
1257 | ||
1258 | /* Check capabilities */ | |
1259 | r = ioctl(fd, HPET_INFO, &info); | |
1260 | if (r < 0) | |
1261 | goto fail; | |
1262 | ||
1263 | /* Enable periodic mode */ | |
1264 | r = ioctl(fd, HPET_EPI, 0); | |
1265 | if (info.hi_flags && (r < 0)) | |
1266 | goto fail; | |
1267 | ||
1268 | /* Enable interrupt */ | |
1269 | r = ioctl(fd, HPET_IE_ON, 0); | |
1270 | if (r < 0) | |
1271 | goto fail; | |
1272 | ||
1273 | enable_sigio_timer(fd); | |
fcdc2129 | 1274 | t->priv = (void *)(long)fd; |
c40ec5a9 TS |
1275 | |
1276 | return 0; | |
1277 | fail: | |
1278 | close(fd); | |
1279 | return -1; | |
1280 | } | |
1281 | ||
1282 | static void hpet_stop_timer(struct qemu_alarm_timer *t) | |
1283 | { | |
fcdc2129 | 1284 | int fd = (long)t->priv; |
c40ec5a9 TS |
1285 | |
1286 | close(fd); | |
1287 | } | |
1288 | ||
c8994013 | 1289 | static int rtc_start_timer(struct qemu_alarm_timer *t) |
fd872598 | 1290 | { |
c8994013 | 1291 | int rtc_fd; |
b5a23ad4 | 1292 | unsigned long current_rtc_freq = 0; |
c8994013 | 1293 | |
aeb30be6 | 1294 | TFR(rtc_fd = open("/dev/rtc", O_RDONLY)); |
fd872598 FB |
1295 | if (rtc_fd < 0) |
1296 | return -1; | |
b5a23ad4 AZ |
1297 | ioctl(rtc_fd, RTC_IRQP_READ, ¤t_rtc_freq); |
1298 | if (current_rtc_freq != RTC_FREQ && | |
1299 | ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { | |
fd872598 FB |
1300 | fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n" |
1301 | "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n" | |
1302 | "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n"); | |
1303 | goto fail; | |
1304 | } | |
1305 | if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) { | |
1306 | fail: | |
1307 | close(rtc_fd); | |
1308 | return -1; | |
1309 | } | |
c8994013 TS |
1310 | |
1311 | enable_sigio_timer(rtc_fd); | |
1312 | ||
fcdc2129 | 1313 | t->priv = (void *)(long)rtc_fd; |
c8994013 | 1314 | |
fd872598 FB |
1315 | return 0; |
1316 | } | |
1317 | ||
c8994013 | 1318 | static void rtc_stop_timer(struct qemu_alarm_timer *t) |
829309c7 | 1319 | { |
fcdc2129 | 1320 | int rtc_fd = (long)t->priv; |
c8994013 TS |
1321 | |
1322 | close(rtc_fd); | |
829309c7 FB |
1323 | } |
1324 | ||
efe75411 TS |
1325 | static int dynticks_start_timer(struct qemu_alarm_timer *t) |
1326 | { | |
1327 | struct sigevent ev; | |
1328 | timer_t host_timer; | |
1329 | struct sigaction act; | |
1330 | ||
1331 | sigfillset(&act.sa_mask); | |
1332 | act.sa_flags = 0; | |
efe75411 TS |
1333 | act.sa_handler = host_alarm_handler; |
1334 | ||
1335 | sigaction(SIGALRM, &act, NULL); | |
1336 | ||
9ed415b2 JCD |
1337 | /* |
1338 | * Initialize ev struct to 0 to avoid valgrind complaining | |
1339 | * about uninitialized data in timer_create call | |
1340 | */ | |
1341 | memset(&ev, 0, sizeof(ev)); | |
efe75411 TS |
1342 | ev.sigev_value.sival_int = 0; |
1343 | ev.sigev_notify = SIGEV_SIGNAL; | |
1344 | ev.sigev_signo = SIGALRM; | |
1345 | ||
1346 | if (timer_create(CLOCK_REALTIME, &ev, &host_timer)) { | |
1347 | perror("timer_create"); | |
1348 | ||
1349 | /* disable dynticks */ | |
1350 | fprintf(stderr, "Dynamic Ticks disabled\n"); | |
1351 | ||
1352 | return -1; | |
1353 | } | |
1354 | ||
0399bfe0 | 1355 | t->priv = (void *)(long)host_timer; |
efe75411 TS |
1356 | |
1357 | return 0; | |
1358 | } | |
1359 | ||
1360 | static void dynticks_stop_timer(struct qemu_alarm_timer *t) | |
1361 | { | |
0399bfe0 | 1362 | timer_t host_timer = (timer_t)(long)t->priv; |
efe75411 TS |
1363 | |
1364 | timer_delete(host_timer); | |
1365 | } | |
1366 | ||
1367 | static void dynticks_rearm_timer(struct qemu_alarm_timer *t) | |
1368 | { | |
0399bfe0 | 1369 | timer_t host_timer = (timer_t)(long)t->priv; |
efe75411 TS |
1370 | struct itimerspec timeout; |
1371 | int64_t nearest_delta_us = INT64_MAX; | |
1372 | int64_t current_us; | |
1373 | ||
1374 | if (!active_timers[QEMU_TIMER_REALTIME] && | |
1375 | !active_timers[QEMU_TIMER_VIRTUAL]) | |
d5d08334 | 1376 | return; |
efe75411 | 1377 | |
2e70f6ef | 1378 | nearest_delta_us = qemu_next_deadline_dyntick(); |
efe75411 TS |
1379 | |
1380 | /* check whether a timer is already running */ | |
1381 | if (timer_gettime(host_timer, &timeout)) { | |
1382 | perror("gettime"); | |
1383 | fprintf(stderr, "Internal timer error: aborting\n"); | |
1384 | exit(1); | |
1385 | } | |
1386 | current_us = timeout.it_value.tv_sec * 1000000 + timeout.it_value.tv_nsec/1000; | |
1387 | if (current_us && current_us <= nearest_delta_us) | |
1388 | return; | |
1389 | ||
1390 | timeout.it_interval.tv_sec = 0; | |
1391 | timeout.it_interval.tv_nsec = 0; /* 0 for one-shot timer */ | |
1392 | timeout.it_value.tv_sec = nearest_delta_us / 1000000; | |
1393 | timeout.it_value.tv_nsec = (nearest_delta_us % 1000000) * 1000; | |
1394 | if (timer_settime(host_timer, 0 /* RELATIVE */, &timeout, NULL)) { | |
1395 | perror("settime"); | |
1396 | fprintf(stderr, "Internal timer error: aborting\n"); | |
1397 | exit(1); | |
1398 | } | |
1399 | } | |
1400 | ||
70744b3a | 1401 | #endif /* defined(__linux__) */ |
231c6586 | 1402 | |
c8994013 TS |
1403 | static int unix_start_timer(struct qemu_alarm_timer *t) |
1404 | { | |
1405 | struct sigaction act; | |
1406 | struct itimerval itv; | |
1407 | int err; | |
1408 | ||
1409 | /* timer signal */ | |
1410 | sigfillset(&act.sa_mask); | |
1411 | act.sa_flags = 0; | |
c8994013 TS |
1412 | act.sa_handler = host_alarm_handler; |
1413 | ||
1414 | sigaction(SIGALRM, &act, NULL); | |
1415 | ||
1416 | itv.it_interval.tv_sec = 0; | |
1417 | /* for i386 kernel 2.6 to get 1 ms */ | |
1418 | itv.it_interval.tv_usec = 999; | |
1419 | itv.it_value.tv_sec = 0; | |
1420 | itv.it_value.tv_usec = 10 * 1000; | |
1421 | ||
1422 | err = setitimer(ITIMER_REAL, &itv, NULL); | |
1423 | if (err) | |
1424 | return -1; | |
1425 | ||
1426 | return 0; | |
1427 | } | |
1428 | ||
1429 | static void unix_stop_timer(struct qemu_alarm_timer *t) | |
1430 | { | |
1431 | struct itimerval itv; | |
1432 | ||
1433 | memset(&itv, 0, sizeof(itv)); | |
1434 | setitimer(ITIMER_REAL, &itv, NULL); | |
1435 | } | |
1436 | ||
829309c7 | 1437 | #endif /* !defined(_WIN32) */ |
fd872598 | 1438 | |
f49e58dc | 1439 | |
c8994013 TS |
1440 | #ifdef _WIN32 |
1441 | ||
1442 | static int win32_start_timer(struct qemu_alarm_timer *t) | |
1443 | { | |
1444 | TIMECAPS tc; | |
1445 | struct qemu_alarm_win32 *data = t->priv; | |
efe75411 | 1446 | UINT flags; |
c8994013 | 1447 | |
c8994013 TS |
1448 | memset(&tc, 0, sizeof(tc)); |
1449 | timeGetDevCaps(&tc, sizeof(tc)); | |
1450 | ||
1451 | if (data->period < tc.wPeriodMin) | |
1452 | data->period = tc.wPeriodMin; | |
1453 | ||
1454 | timeBeginPeriod(data->period); | |
1455 | ||
efe75411 TS |
1456 | flags = TIME_CALLBACK_FUNCTION; |
1457 | if (alarm_has_dynticks(t)) | |
1458 | flags |= TIME_ONESHOT; | |
1459 | else | |
1460 | flags |= TIME_PERIODIC; | |
1461 | ||
c8994013 TS |
1462 | data->timerId = timeSetEvent(1, // interval (ms) |
1463 | data->period, // resolution | |
1464 | host_alarm_handler, // function | |
1465 | (DWORD)t, // parameter | |
efe75411 | 1466 | flags); |
c8994013 TS |
1467 | |
1468 | if (!data->timerId) { | |
1469 | perror("Failed to initialize win32 alarm timer"); | |
c8994013 | 1470 | timeEndPeriod(data->period); |
c8994013 TS |
1471 | return -1; |
1472 | } | |
1473 | ||
c8994013 TS |
1474 | return 0; |
1475 | } | |
1476 | ||
1477 | static void win32_stop_timer(struct qemu_alarm_timer *t) | |
1478 | { | |
1479 | struct qemu_alarm_win32 *data = t->priv; | |
1480 | ||
1481 | timeKillEvent(data->timerId); | |
1482 | timeEndPeriod(data->period); | |
c8994013 TS |
1483 | } |
1484 | ||
efe75411 TS |
1485 | static void win32_rearm_timer(struct qemu_alarm_timer *t) |
1486 | { | |
1487 | struct qemu_alarm_win32 *data = t->priv; | |
1488 | uint64_t nearest_delta_us; | |
1489 | ||
1490 | if (!active_timers[QEMU_TIMER_REALTIME] && | |
1491 | !active_timers[QEMU_TIMER_VIRTUAL]) | |
d5d08334 | 1492 | return; |
efe75411 | 1493 | |
2e70f6ef | 1494 | nearest_delta_us = qemu_next_deadline_dyntick(); |
efe75411 TS |
1495 | nearest_delta_us /= 1000; |
1496 | ||
1497 | timeKillEvent(data->timerId); | |
1498 | ||
1499 | data->timerId = timeSetEvent(1, | |
1500 | data->period, | |
1501 | host_alarm_handler, | |
1502 | (DWORD)t, | |
1503 | TIME_ONESHOT | TIME_PERIODIC); | |
1504 | ||
1505 | if (!data->timerId) { | |
1506 | perror("Failed to re-arm win32 alarm timer"); | |
1507 | ||
1508 | timeEndPeriod(data->period); | |
efe75411 TS |
1509 | exit(1); |
1510 | } | |
1511 | } | |
1512 | ||
c8994013 TS |
1513 | #endif /* _WIN32 */ |
1514 | ||
7183b4b4 | 1515 | static int init_timer_alarm(void) |
8a7ddc38 | 1516 | { |
223f0d72 | 1517 | struct qemu_alarm_timer *t = NULL; |
c8994013 | 1518 | int i, err = -1; |
f49e58dc | 1519 | |
c8994013 TS |
1520 | for (i = 0; alarm_timers[i].name; i++) { |
1521 | t = &alarm_timers[i]; | |
1522 | ||
c8994013 TS |
1523 | err = t->start(t); |
1524 | if (!err) | |
1525 | break; | |
67b915a5 | 1526 | } |
fd872598 | 1527 | |
c8994013 | 1528 | if (err) { |
7183b4b4 AL |
1529 | err = -ENOENT; |
1530 | goto fail; | |
67b915a5 | 1531 | } |
c8994013 TS |
1532 | |
1533 | alarm_timer = t; | |
7183b4b4 | 1534 | |
6abfbd79 | 1535 | return 0; |
7183b4b4 AL |
1536 | |
1537 | fail: | |
7183b4b4 | 1538 | return err; |
8a7ddc38 FB |
1539 | } |
1540 | ||
9596ebb7 | 1541 | static void quit_timers(void) |
40c3bac3 | 1542 | { |
c8994013 TS |
1543 | alarm_timer->stop(alarm_timer); |
1544 | alarm_timer = NULL; | |
40c3bac3 FB |
1545 | } |
1546 | ||
f6503059 AZ |
1547 | /***********************************************************/ |
1548 | /* host time/date access */ | |
1549 | void qemu_get_timedate(struct tm *tm, int offset) | |
1550 | { | |
1551 | time_t ti; | |
1552 | struct tm *ret; | |
1553 | ||
1554 | time(&ti); | |
1555 | ti += offset; | |
1556 | if (rtc_date_offset == -1) { | |
1557 | if (rtc_utc) | |
1558 | ret = gmtime(&ti); | |
1559 | else | |
1560 | ret = localtime(&ti); | |
1561 | } else { | |
1562 | ti -= rtc_date_offset; | |
1563 | ret = gmtime(&ti); | |
1564 | } | |
1565 | ||
1566 | memcpy(tm, ret, sizeof(struct tm)); | |
1567 | } | |
1568 | ||
1569 | int qemu_timedate_diff(struct tm *tm) | |
1570 | { | |
1571 | time_t seconds; | |
1572 | ||
1573 | if (rtc_date_offset == -1) | |
1574 | if (rtc_utc) | |
1575 | seconds = mktimegm(tm); | |
1576 | else | |
1577 | seconds = mktime(tm); | |
1578 | else | |
1579 | seconds = mktimegm(tm) + rtc_date_offset; | |
1580 | ||
1581 | return seconds - time(NULL); | |
1582 | } | |
1583 | ||
fd1dff4b | 1584 | #ifdef _WIN32 |
fd1dff4b FB |
1585 | static void socket_cleanup(void) |
1586 | { | |
1587 | WSACleanup(); | |
1588 | } | |
82c643ff | 1589 | |
fd1dff4b FB |
1590 | static int socket_init(void) |
1591 | { | |
1592 | WSADATA Data; | |
1593 | int ret, err; | |
1594 | ||
1595 | ret = WSAStartup(MAKEWORD(2,2), &Data); | |
1596 | if (ret != 0) { | |
1597 | err = WSAGetLastError(); | |
1598 | fprintf(stderr, "WSAStartup: %d\n", err); | |
1599 | return -1; | |
1600 | } | |
1601 | atexit(socket_cleanup); | |
1602 | return 0; | |
1603 | } | |
64b7b733 AJ |
1604 | #endif |
1605 | ||
5db4af8b JK |
1606 | int get_next_param_value(char *buf, int buf_size, |
1607 | const char *tag, const char **pstr) | |
7c9d8e07 FB |
1608 | { |
1609 | const char *p; | |
7c9d8e07 FB |
1610 | char option[128]; |
1611 | ||
5db4af8b | 1612 | p = *pstr; |
7c9d8e07 | 1613 | for(;;) { |
268a362c | 1614 | p = get_opt_name(option, sizeof(option), p, '='); |
7c9d8e07 FB |
1615 | if (*p != '=') |
1616 | break; | |
1617 | p++; | |
1618 | if (!strcmp(tag, option)) { | |
5db4af8b JK |
1619 | *pstr = get_opt_value(buf, buf_size, p); |
1620 | if (**pstr == ',') { | |
1621 | (*pstr)++; | |
1622 | } | |
e4bcb14c | 1623 | return strlen(buf); |
7c9d8e07 | 1624 | } else { |
609497ab | 1625 | p = get_opt_value(NULL, 0, p); |
7c9d8e07 FB |
1626 | } |
1627 | if (*p != ',') | |
1628 | break; | |
1629 | p++; | |
1630 | } | |
1631 | return 0; | |
1632 | } | |
1633 | ||
5db4af8b JK |
1634 | int get_param_value(char *buf, int buf_size, |
1635 | const char *tag, const char *str) | |
1636 | { | |
1637 | return get_next_param_value(buf, buf_size, tag, &str); | |
1638 | } | |
1639 | ||
0aa7a205 JK |
1640 | int check_params(char *buf, int buf_size, |
1641 | const char * const *params, const char *str) | |
e4bcb14c TS |
1642 | { |
1643 | const char *p; | |
0aa7a205 | 1644 | int i; |
e4bcb14c TS |
1645 | |
1646 | p = str; | |
10300216 | 1647 | while (*p != '\0') { |
0aa7a205 | 1648 | p = get_opt_name(buf, buf_size, p, '='); |
ffad4116 | 1649 | if (*p != '=') { |
0aa7a205 | 1650 | return -1; |
ffad4116 | 1651 | } |
e4bcb14c | 1652 | p++; |
0aa7a205 JK |
1653 | for (i = 0; params[i] != NULL; i++) { |
1654 | if (!strcmp(params[i], buf)) { | |
e4bcb14c | 1655 | break; |
0aa7a205 JK |
1656 | } |
1657 | } | |
ffad4116 | 1658 | if (params[i] == NULL) { |
0aa7a205 | 1659 | return -1; |
ffad4116 | 1660 | } |
609497ab | 1661 | p = get_opt_value(NULL, 0, p); |
0aa7a205 | 1662 | if (*p != ',') { |
e4bcb14c | 1663 | break; |
0aa7a205 | 1664 | } |
e4bcb14c TS |
1665 | p++; |
1666 | } | |
0aa7a205 | 1667 | return 0; |
e4bcb14c TS |
1668 | } |
1669 | ||
1ae26a18 AZ |
1670 | /***********************************************************/ |
1671 | /* Bluetooth support */ | |
1672 | static int nb_hcis; | |
1673 | static int cur_hci; | |
1674 | static struct HCIInfo *hci_table[MAX_NICS]; | |
dc72ac14 | 1675 | |
1ae26a18 AZ |
1676 | static struct bt_vlan_s { |
1677 | struct bt_scatternet_s net; | |
1678 | int id; | |
1679 | struct bt_vlan_s *next; | |
1680 | } *first_bt_vlan; | |
1681 | ||
1682 | /* find or alloc a new bluetooth "VLAN" */ | |
674bb261 | 1683 | static struct bt_scatternet_s *qemu_find_bt_vlan(int id) |
1ae26a18 AZ |
1684 | { |
1685 | struct bt_vlan_s **pvlan, *vlan; | |
1686 | for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) { | |
1687 | if (vlan->id == id) | |
1688 | return &vlan->net; | |
1689 | } | |
1690 | vlan = qemu_mallocz(sizeof(struct bt_vlan_s)); | |
1691 | vlan->id = id; | |
1692 | pvlan = &first_bt_vlan; | |
1693 | while (*pvlan != NULL) | |
1694 | pvlan = &(*pvlan)->next; | |
1695 | *pvlan = vlan; | |
1696 | return &vlan->net; | |
1697 | } | |
1698 | ||
1699 | static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len) | |
1700 | { | |
1701 | } | |
1702 | ||
1703 | static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr) | |
1704 | { | |
1705 | return -ENOTSUP; | |
1706 | } | |
1707 | ||
1708 | static struct HCIInfo null_hci = { | |
1709 | .cmd_send = null_hci_send, | |
1710 | .sco_send = null_hci_send, | |
1711 | .acl_send = null_hci_send, | |
1712 | .bdaddr_set = null_hci_addr_set, | |
1713 | }; | |
1714 | ||
1715 | struct HCIInfo *qemu_next_hci(void) | |
1716 | { | |
1717 | if (cur_hci == nb_hcis) | |
1718 | return &null_hci; | |
1719 | ||
1720 | return hci_table[cur_hci++]; | |
1721 | } | |
1722 | ||
dc72ac14 AZ |
1723 | static struct HCIInfo *hci_init(const char *str) |
1724 | { | |
1725 | char *endp; | |
1726 | struct bt_scatternet_s *vlan = 0; | |
1727 | ||
1728 | if (!strcmp(str, "null")) | |
1729 | /* null */ | |
1730 | return &null_hci; | |
1731 | else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':')) | |
1732 | /* host[:hciN] */ | |
1733 | return bt_host_hci(str[4] ? str + 5 : "hci0"); | |
1734 | else if (!strncmp(str, "hci", 3)) { | |
1735 | /* hci[,vlan=n] */ | |
1736 | if (str[3]) { | |
1737 | if (!strncmp(str + 3, ",vlan=", 6)) { | |
1738 | vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0)); | |
1739 | if (*endp) | |
1740 | vlan = 0; | |
1741 | } | |
1742 | } else | |
1743 | vlan = qemu_find_bt_vlan(0); | |
1744 | if (vlan) | |
1745 | return bt_new_hci(vlan); | |
1746 | } | |
1747 | ||
1748 | fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str); | |
1749 | ||
1750 | return 0; | |
1751 | } | |
1752 | ||
1753 | static int bt_hci_parse(const char *str) | |
1754 | { | |
1755 | struct HCIInfo *hci; | |
1756 | bdaddr_t bdaddr; | |
1757 | ||
1758 | if (nb_hcis >= MAX_NICS) { | |
1759 | fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS); | |
1760 | return -1; | |
1761 | } | |
1762 | ||
1763 | hci = hci_init(str); | |
1764 | if (!hci) | |
1765 | return -1; | |
1766 | ||
1767 | bdaddr.b[0] = 0x52; | |
1768 | bdaddr.b[1] = 0x54; | |
1769 | bdaddr.b[2] = 0x00; | |
1770 | bdaddr.b[3] = 0x12; | |
1771 | bdaddr.b[4] = 0x34; | |
1772 | bdaddr.b[5] = 0x56 + nb_hcis; | |
1773 | hci->bdaddr_set(hci, bdaddr.b); | |
1774 | ||
1775 | hci_table[nb_hcis++] = hci; | |
1776 | ||
1777 | return 0; | |
1778 | } | |
1779 | ||
1780 | static void bt_vhci_add(int vlan_id) | |
1781 | { | |
1782 | struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id); | |
1783 | ||
1784 | if (!vlan->slave) | |
1785 | fprintf(stderr, "qemu: warning: adding a VHCI to " | |
1786 | "an empty scatternet %i\n", vlan_id); | |
1787 | ||
1788 | bt_vhci_init(bt_new_hci(vlan)); | |
1789 | } | |
1790 | ||
1791 | static struct bt_device_s *bt_device_add(const char *opt) | |
1792 | { | |
1793 | struct bt_scatternet_s *vlan; | |
1794 | int vlan_id = 0; | |
1795 | char *endp = strstr(opt, ",vlan="); | |
1796 | int len = (endp ? endp - opt : strlen(opt)) + 1; | |
1797 | char devname[10]; | |
1798 | ||
1799 | pstrcpy(devname, MIN(sizeof(devname), len), opt); | |
1800 | ||
1801 | if (endp) { | |
1802 | vlan_id = strtol(endp + 6, &endp, 0); | |
1803 | if (*endp) { | |
1804 | fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n"); | |
1805 | return 0; | |
1806 | } | |
1807 | } | |
1808 | ||
1809 | vlan = qemu_find_bt_vlan(vlan_id); | |
1810 | ||
1811 | if (!vlan->slave) | |
1812 | fprintf(stderr, "qemu: warning: adding a slave device to " | |
1813 | "an empty scatternet %i\n", vlan_id); | |
1814 | ||
1815 | if (!strcmp(devname, "keyboard")) | |
1816 | return bt_keyboard_init(vlan); | |
1817 | ||
1818 | fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname); | |
1819 | return 0; | |
1820 | } | |
1821 | ||
1822 | static int bt_parse(const char *opt) | |
1823 | { | |
1824 | const char *endp, *p; | |
1825 | int vlan; | |
1826 | ||
1827 | if (strstart(opt, "hci", &endp)) { | |
1828 | if (!*endp || *endp == ',') { | |
1829 | if (*endp) | |
1830 | if (!strstart(endp, ",vlan=", 0)) | |
1831 | opt = endp + 1; | |
1832 | ||
1833 | return bt_hci_parse(opt); | |
1834 | } | |
1835 | } else if (strstart(opt, "vhci", &endp)) { | |
1836 | if (!*endp || *endp == ',') { | |
1837 | if (*endp) { | |
1838 | if (strstart(endp, ",vlan=", &p)) { | |
1839 | vlan = strtol(p, (char **) &endp, 0); | |
1840 | if (*endp) { | |
1841 | fprintf(stderr, "qemu: bad scatternet '%s'\n", p); | |
1842 | return 1; | |
1843 | } | |
1844 | } else { | |
1845 | fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1); | |
1846 | return 1; | |
1847 | } | |
1848 | } else | |
1849 | vlan = 0; | |
1850 | ||
1851 | bt_vhci_add(vlan); | |
1852 | return 0; | |
1853 | } | |
1854 | } else if (strstart(opt, "device:", &endp)) | |
1855 | return !bt_device_add(endp); | |
1856 | ||
1857 | fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt); | |
1858 | return 1; | |
1859 | } | |
1860 | ||
1ae26a18 AZ |
1861 | /***********************************************************/ |
1862 | /* QEMU Block devices */ | |
1863 | ||
609497ab | 1864 | #define HD_ALIAS "index=%d,media=disk" |
e4bcb14c | 1865 | #define CDROM_ALIAS "index=2,media=cdrom" |
e4bcb14c | 1866 | #define FD_ALIAS "index=%d,if=floppy" |
609497ab AZ |
1867 | #define PFLASH_ALIAS "if=pflash" |
1868 | #define MTD_ALIAS "if=mtd" | |
9d413d1d | 1869 | #define SD_ALIAS "index=0,if=sd" |
e4bcb14c | 1870 | |
7d5aca9e AL |
1871 | static int drive_opt_get_free_idx(void) |
1872 | { | |
1873 | int index; | |
1874 | ||
1875 | for (index = 0; index < MAX_DRIVES; index++) | |
1876 | if (!drives_opt[index].used) { | |
1877 | drives_opt[index].used = 1; | |
1878 | return index; | |
1879 | } | |
1880 | ||
1881 | return -1; | |
1882 | } | |
1883 | ||
1884 | static int drive_get_free_idx(void) | |
1885 | { | |
1886 | int index; | |
1887 | ||
1888 | for (index = 0; index < MAX_DRIVES; index++) | |
1889 | if (!drives_table[index].used) { | |
1890 | drives_table[index].used = 1; | |
1891 | return index; | |
1892 | } | |
1893 | ||
1894 | return -1; | |
1895 | } | |
1896 | ||
4d73cd3b | 1897 | int drive_add(const char *file, const char *fmt, ...) |
e4bcb14c TS |
1898 | { |
1899 | va_list ap; | |
7d5aca9e | 1900 | int index = drive_opt_get_free_idx(); |
e4bcb14c | 1901 | |
7d5aca9e | 1902 | if (nb_drives_opt >= MAX_DRIVES || index == -1) { |
e4bcb14c | 1903 | fprintf(stderr, "qemu: too many drives\n"); |
4d73cd3b | 1904 | return -1; |
e4bcb14c TS |
1905 | } |
1906 | ||
7d5aca9e | 1907 | drives_opt[index].file = file; |
e4bcb14c | 1908 | va_start(ap, fmt); |
7d5aca9e | 1909 | vsnprintf(drives_opt[index].opt, |
609497ab | 1910 | sizeof(drives_opt[0].opt), fmt, ap); |
e4bcb14c TS |
1911 | va_end(ap); |
1912 | ||
7d5aca9e AL |
1913 | nb_drives_opt++; |
1914 | return index; | |
e4bcb14c TS |
1915 | } |
1916 | ||
b01b1111 AL |
1917 | void drive_remove(int index) |
1918 | { | |
1919 | drives_opt[index].used = 0; | |
1920 | nb_drives_opt--; | |
1921 | } | |
1922 | ||
f60d39bc | 1923 | int drive_get_index(BlockInterfaceType type, int bus, int unit) |
e4bcb14c TS |
1924 | { |
1925 | int index; | |
1926 | ||
1927 | /* seek interface, bus and unit */ | |
1928 | ||
7d5aca9e | 1929 | for (index = 0; index < MAX_DRIVES; index++) |
f60d39bc | 1930 | if (drives_table[index].type == type && |
e4bcb14c | 1931 | drives_table[index].bus == bus && |
7d5aca9e AL |
1932 | drives_table[index].unit == unit && |
1933 | drives_table[index].used) | |
e4bcb14c TS |
1934 | return index; |
1935 | ||
1936 | return -1; | |
1937 | } | |
1938 | ||
f60d39bc | 1939 | int drive_get_max_bus(BlockInterfaceType type) |
e4bcb14c TS |
1940 | { |
1941 | int max_bus; | |
1942 | int index; | |
1943 | ||
1944 | max_bus = -1; | |
1945 | for (index = 0; index < nb_drives; index++) { | |
f60d39bc | 1946 | if(drives_table[index].type == type && |
e4bcb14c TS |
1947 | drives_table[index].bus > max_bus) |
1948 | max_bus = drives_table[index].bus; | |
1949 | } | |
1950 | return max_bus; | |
1951 | } | |
1952 | ||
fa879c64 AL |
1953 | const char *drive_get_serial(BlockDriverState *bdrv) |
1954 | { | |
1955 | int index; | |
1956 | ||
1957 | for (index = 0; index < nb_drives; index++) | |
1958 | if (drives_table[index].bdrv == bdrv) | |
1959 | return drives_table[index].serial; | |
1960 | ||
1961 | return "\0"; | |
1962 | } | |
1963 | ||
428c5705 AL |
1964 | BlockInterfaceErrorAction drive_get_onerror(BlockDriverState *bdrv) |
1965 | { | |
1966 | int index; | |
1967 | ||
1968 | for (index = 0; index < nb_drives; index++) | |
1969 | if (drives_table[index].bdrv == bdrv) | |
1970 | return drives_table[index].onerror; | |
1971 | ||
cdad4bd8 | 1972 | return BLOCK_ERR_STOP_ENOSPC; |
428c5705 AL |
1973 | } |
1974 | ||
a1620fac AJ |
1975 | static void bdrv_format_print(void *opaque, const char *name) |
1976 | { | |
1977 | fprintf(stderr, " %s", name); | |
1978 | } | |
1979 | ||
b01b1111 AL |
1980 | void drive_uninit(BlockDriverState *bdrv) |
1981 | { | |
1982 | int i; | |
1983 | ||
1984 | for (i = 0; i < MAX_DRIVES; i++) | |
1985 | if (drives_table[i].bdrv == bdrv) { | |
1986 | drives_table[i].bdrv = NULL; | |
1987 | drives_table[i].used = 0; | |
1988 | drive_remove(drives_table[i].drive_opt_idx); | |
1989 | nb_drives--; | |
1990 | break; | |
1991 | } | |
1992 | } | |
1993 | ||
4d73cd3b | 1994 | int drive_init(struct drive_opt *arg, int snapshot, void *opaque) |
e4bcb14c TS |
1995 | { |
1996 | char buf[128]; | |
1997 | char file[1024]; | |
c8522bdf | 1998 | char devname[128]; |
fa879c64 | 1999 | char serial[21]; |
c8522bdf | 2000 | const char *mediastr = ""; |
f60d39bc | 2001 | BlockInterfaceType type; |
e4bcb14c TS |
2002 | enum { MEDIA_DISK, MEDIA_CDROM } media; |
2003 | int bus_id, unit_id; | |
2004 | int cyls, heads, secs, translation; | |
2005 | BlockDriverState *bdrv; | |
1e72d3b7 | 2006 | BlockDriver *drv = NULL; |
4d73cd3b | 2007 | QEMUMachine *machine = opaque; |
e4bcb14c TS |
2008 | int max_devs; |
2009 | int index; | |
33f00271 | 2010 | int cache; |
428c5705 | 2011 | int bdrv_flags, onerror; |
c2cc47a4 | 2012 | const char *devaddr; |
7d5aca9e | 2013 | int drives_table_idx; |
609497ab | 2014 | char *str = arg->opt; |
7ccfb2eb BS |
2015 | static const char * const params[] = { "bus", "unit", "if", "index", |
2016 | "cyls", "heads", "secs", "trans", | |
2017 | "media", "snapshot", "file", | |
c2cc47a4 MA |
2018 | "cache", "format", "serial", |
2019 | "werror", "addr", | |
428c5705 | 2020 | NULL }; |
e4bcb14c | 2021 | |
0aa7a205 | 2022 | if (check_params(buf, sizeof(buf), params, str) < 0) { |
cda94b27 MM |
2023 | fprintf(stderr, "qemu: unknown parameter '%s' in '%s'\n", |
2024 | buf, str); | |
e4bcb14c TS |
2025 | return -1; |
2026 | } | |
2027 | ||
2028 | file[0] = 0; | |
2029 | cyls = heads = secs = 0; | |
2030 | bus_id = 0; | |
2031 | unit_id = -1; | |
2032 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
2033 | index = -1; | |
0aa217e4 | 2034 | cache = 1; |
e4bcb14c | 2035 | |
c9b1ae2c | 2036 | if (machine->use_scsi) { |
f60d39bc | 2037 | type = IF_SCSI; |
e4bcb14c | 2038 | max_devs = MAX_SCSI_DEVS; |
363a37d5 | 2039 | pstrcpy(devname, sizeof(devname), "scsi"); |
e4bcb14c | 2040 | } else { |
f60d39bc | 2041 | type = IF_IDE; |
e4bcb14c | 2042 | max_devs = MAX_IDE_DEVS; |
363a37d5 | 2043 | pstrcpy(devname, sizeof(devname), "ide"); |
e4bcb14c TS |
2044 | } |
2045 | media = MEDIA_DISK; | |
2046 | ||
2047 | /* extract parameters */ | |
2048 | ||
2049 | if (get_param_value(buf, sizeof(buf), "bus", str)) { | |
2050 | bus_id = strtol(buf, NULL, 0); | |
2051 | if (bus_id < 0) { | |
2052 | fprintf(stderr, "qemu: '%s' invalid bus id\n", str); | |
2053 | return -1; | |
2054 | } | |
2055 | } | |
2056 | ||
2057 | if (get_param_value(buf, sizeof(buf), "unit", str)) { | |
2058 | unit_id = strtol(buf, NULL, 0); | |
2059 | if (unit_id < 0) { | |
2060 | fprintf(stderr, "qemu: '%s' invalid unit id\n", str); | |
2061 | return -1; | |
2062 | } | |
2063 | } | |
2064 | ||
2065 | if (get_param_value(buf, sizeof(buf), "if", str)) { | |
ae45d369 | 2066 | pstrcpy(devname, sizeof(devname), buf); |
e4bcb14c | 2067 | if (!strcmp(buf, "ide")) { |
f60d39bc | 2068 | type = IF_IDE; |
e4bcb14c TS |
2069 | max_devs = MAX_IDE_DEVS; |
2070 | } else if (!strcmp(buf, "scsi")) { | |
f60d39bc | 2071 | type = IF_SCSI; |
e4bcb14c TS |
2072 | max_devs = MAX_SCSI_DEVS; |
2073 | } else if (!strcmp(buf, "floppy")) { | |
f60d39bc | 2074 | type = IF_FLOPPY; |
e4bcb14c TS |
2075 | max_devs = 0; |
2076 | } else if (!strcmp(buf, "pflash")) { | |
f60d39bc | 2077 | type = IF_PFLASH; |
e4bcb14c TS |
2078 | max_devs = 0; |
2079 | } else if (!strcmp(buf, "mtd")) { | |
f60d39bc | 2080 | type = IF_MTD; |
e4bcb14c TS |
2081 | max_devs = 0; |
2082 | } else if (!strcmp(buf, "sd")) { | |
f60d39bc | 2083 | type = IF_SD; |
e4bcb14c | 2084 | max_devs = 0; |
6e02c38d AL |
2085 | } else if (!strcmp(buf, "virtio")) { |
2086 | type = IF_VIRTIO; | |
2087 | max_devs = 0; | |
62d23efa AL |
2088 | } else if (!strcmp(buf, "xen")) { |
2089 | type = IF_XEN; | |
2090 | max_devs = 0; | |
2091 | } else { | |
e4bcb14c TS |
2092 | fprintf(stderr, "qemu: '%s' unsupported bus type '%s'\n", str, buf); |
2093 | return -1; | |
2094 | } | |
2095 | } | |
2096 | ||
2097 | if (get_param_value(buf, sizeof(buf), "index", str)) { | |
2098 | index = strtol(buf, NULL, 0); | |
2099 | if (index < 0) { | |
2100 | fprintf(stderr, "qemu: '%s' invalid index\n", str); | |
2101 | return -1; | |
2102 | } | |
2103 | } | |
2104 | ||
2105 | if (get_param_value(buf, sizeof(buf), "cyls", str)) { | |
2106 | cyls = strtol(buf, NULL, 0); | |
2107 | } | |
2108 | ||
2109 | if (get_param_value(buf, sizeof(buf), "heads", str)) { | |
2110 | heads = strtol(buf, NULL, 0); | |
2111 | } | |
2112 | ||
2113 | if (get_param_value(buf, sizeof(buf), "secs", str)) { | |
2114 | secs = strtol(buf, NULL, 0); | |
2115 | } | |
2116 | ||
2117 | if (cyls || heads || secs) { | |
2118 | if (cyls < 1 || cyls > 16383) { | |
2119 | fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", str); | |
2120 | return -1; | |
2121 | } | |
2122 | if (heads < 1 || heads > 16) { | |
2123 | fprintf(stderr, "qemu: '%s' invalid physical heads number\n", str); | |
2124 | return -1; | |
2125 | } | |
2126 | if (secs < 1 || secs > 63) { | |
2127 | fprintf(stderr, "qemu: '%s' invalid physical secs number\n", str); | |
2128 | return -1; | |
2129 | } | |
2130 | } | |
2131 | ||
2132 | if (get_param_value(buf, sizeof(buf), "trans", str)) { | |
2133 | if (!cyls) { | |
2134 | fprintf(stderr, | |
2135 | "qemu: '%s' trans must be used with cyls,heads and secs\n", | |
2136 | str); | |
2137 | return -1; | |
2138 | } | |
2139 | if (!strcmp(buf, "none")) | |
2140 | translation = BIOS_ATA_TRANSLATION_NONE; | |
2141 | else if (!strcmp(buf, "lba")) | |
2142 | translation = BIOS_ATA_TRANSLATION_LBA; | |
2143 | else if (!strcmp(buf, "auto")) | |
2144 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
2145 | else { | |
2146 | fprintf(stderr, "qemu: '%s' invalid translation type\n", str); | |
2147 | return -1; | |
2148 | } | |
2149 | } | |
2150 | ||
2151 | if (get_param_value(buf, sizeof(buf), "media", str)) { | |
2152 | if (!strcmp(buf, "disk")) { | |
2153 | media = MEDIA_DISK; | |
2154 | } else if (!strcmp(buf, "cdrom")) { | |
2155 | if (cyls || secs || heads) { | |
2156 | fprintf(stderr, | |
2157 | "qemu: '%s' invalid physical CHS format\n", str); | |
2158 | return -1; | |
2159 | } | |
2160 | media = MEDIA_CDROM; | |
2161 | } else { | |
2162 | fprintf(stderr, "qemu: '%s' invalid media\n", str); | |
2163 | return -1; | |
2164 | } | |
2165 | } | |
2166 | ||
2167 | if (get_param_value(buf, sizeof(buf), "snapshot", str)) { | |
2168 | if (!strcmp(buf, "on")) | |
2169 | snapshot = 1; | |
2170 | else if (!strcmp(buf, "off")) | |
2171 | snapshot = 0; | |
2172 | else { | |
2173 | fprintf(stderr, "qemu: '%s' invalid snapshot option\n", str); | |
2174 | return -1; | |
2175 | } | |
2176 | } | |
2177 | ||
33f00271 | 2178 | if (get_param_value(buf, sizeof(buf), "cache", str)) { |
9f7965c7 | 2179 | if (!strcmp(buf, "off") || !strcmp(buf, "none")) |
33f00271 | 2180 | cache = 0; |
9f7965c7 | 2181 | else if (!strcmp(buf, "writethrough")) |
33f00271 | 2182 | cache = 1; |
9f7965c7 AL |
2183 | else if (!strcmp(buf, "writeback")) |
2184 | cache = 2; | |
33f00271 AZ |
2185 | else { |
2186 | fprintf(stderr, "qemu: invalid cache option\n"); | |
2187 | return -1; | |
2188 | } | |
2189 | } | |
2190 | ||
1e72d3b7 | 2191 | if (get_param_value(buf, sizeof(buf), "format", str)) { |
a1620fac AJ |
2192 | if (strcmp(buf, "?") == 0) { |
2193 | fprintf(stderr, "qemu: Supported formats:"); | |
2194 | bdrv_iterate_format(bdrv_format_print, NULL); | |
2195 | fprintf(stderr, "\n"); | |
2196 | return -1; | |
2197 | } | |
1e72d3b7 AJ |
2198 | drv = bdrv_find_format(buf); |
2199 | if (!drv) { | |
2200 | fprintf(stderr, "qemu: '%s' invalid format\n", buf); | |
2201 | return -1; | |
2202 | } | |
2203 | } | |
2204 | ||
609497ab AZ |
2205 | if (arg->file == NULL) |
2206 | get_param_value(file, sizeof(file), "file", str); | |
2207 | else | |
2208 | pstrcpy(file, sizeof(file), arg->file); | |
e4bcb14c | 2209 | |
fa879c64 AL |
2210 | if (!get_param_value(serial, sizeof(serial), "serial", str)) |
2211 | memset(serial, 0, sizeof(serial)); | |
2212 | ||
cdad4bd8 | 2213 | onerror = BLOCK_ERR_STOP_ENOSPC; |
428c5705 | 2214 | if (get_param_value(buf, sizeof(serial), "werror", str)) { |
869a5c6d | 2215 | if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO) { |
ea8a5d7f | 2216 | fprintf(stderr, "werror is no supported by this format\n"); |
428c5705 AL |
2217 | return -1; |
2218 | } | |
2219 | if (!strcmp(buf, "ignore")) | |
2220 | onerror = BLOCK_ERR_IGNORE; | |
2221 | else if (!strcmp(buf, "enospc")) | |
2222 | onerror = BLOCK_ERR_STOP_ENOSPC; | |
2223 | else if (!strcmp(buf, "stop")) | |
2224 | onerror = BLOCK_ERR_STOP_ANY; | |
2225 | else if (!strcmp(buf, "report")) | |
2226 | onerror = BLOCK_ERR_REPORT; | |
2227 | else { | |
2228 | fprintf(stderr, "qemu: '%s' invalid write error action\n", buf); | |
2229 | return -1; | |
2230 | } | |
2231 | } | |
2232 | ||
c2cc47a4 MA |
2233 | devaddr = NULL; |
2234 | if (get_param_value(buf, sizeof(buf), "addr", str)) { | |
2235 | if (type != IF_VIRTIO) { | |
2236 | fprintf(stderr, "addr is not supported by in '%s'\n", str); | |
2237 | return -1; | |
2238 | } | |
2239 | devaddr = strdup(buf); | |
2240 | } | |
2241 | ||
e4bcb14c TS |
2242 | /* compute bus and unit according index */ |
2243 | ||
2244 | if (index != -1) { | |
2245 | if (bus_id != 0 || unit_id != -1) { | |
2246 | fprintf(stderr, | |
2247 | "qemu: '%s' index cannot be used with bus and unit\n", str); | |
2248 | return -1; | |
2249 | } | |
2250 | if (max_devs == 0) | |
2251 | { | |
2252 | unit_id = index; | |
2253 | bus_id = 0; | |
2254 | } else { | |
2255 | unit_id = index % max_devs; | |
2256 | bus_id = index / max_devs; | |
2257 | } | |
2258 | } | |
2259 | ||
2260 | /* if user doesn't specify a unit_id, | |
2261 | * try to find the first free | |
2262 | */ | |
2263 | ||
2264 | if (unit_id == -1) { | |
2265 | unit_id = 0; | |
f60d39bc | 2266 | while (drive_get_index(type, bus_id, unit_id) != -1) { |
e4bcb14c TS |
2267 | unit_id++; |
2268 | if (max_devs && unit_id >= max_devs) { | |
2269 | unit_id -= max_devs; | |
2270 | bus_id++; | |
2271 | } | |
2272 | } | |
2273 | } | |
2274 | ||
2275 | /* check unit id */ | |
2276 | ||
2277 | if (max_devs && unit_id >= max_devs) { | |
2278 | fprintf(stderr, "qemu: '%s' unit %d too big (max is %d)\n", | |
2279 | str, unit_id, max_devs - 1); | |
2280 | return -1; | |
2281 | } | |
2282 | ||
2283 | /* | |
2284 | * ignore multiple definitions | |
2285 | */ | |
2286 | ||
f60d39bc | 2287 | if (drive_get_index(type, bus_id, unit_id) != -1) |
4d73cd3b | 2288 | return -2; |
e4bcb14c TS |
2289 | |
2290 | /* init */ | |
2291 | ||
f60d39bc | 2292 | if (type == IF_IDE || type == IF_SCSI) |
c8522bdf | 2293 | mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd"; |
e6198a70 AZ |
2294 | if (max_devs) |
2295 | snprintf(buf, sizeof(buf), "%s%i%s%i", | |
2296 | devname, bus_id, mediastr, unit_id); | |
2297 | else | |
2298 | snprintf(buf, sizeof(buf), "%s%s%i", | |
2299 | devname, mediastr, unit_id); | |
e4bcb14c | 2300 | bdrv = bdrv_new(buf); |
7d5aca9e AL |
2301 | drives_table_idx = drive_get_free_idx(); |
2302 | drives_table[drives_table_idx].bdrv = bdrv; | |
c2cc47a4 | 2303 | drives_table[drives_table_idx].devaddr = devaddr; |
7d5aca9e AL |
2304 | drives_table[drives_table_idx].type = type; |
2305 | drives_table[drives_table_idx].bus = bus_id; | |
2306 | drives_table[drives_table_idx].unit = unit_id; | |
2307 | drives_table[drives_table_idx].onerror = onerror; | |
b01b1111 | 2308 | drives_table[drives_table_idx].drive_opt_idx = arg - drives_opt; |
e6a6dfe4 | 2309 | strncpy(drives_table[drives_table_idx].serial, serial, sizeof(serial)); |
e4bcb14c TS |
2310 | nb_drives++; |
2311 | ||
f60d39bc | 2312 | switch(type) { |
e4bcb14c TS |
2313 | case IF_IDE: |
2314 | case IF_SCSI: | |
62d23efa | 2315 | case IF_XEN: |
e4bcb14c TS |
2316 | switch(media) { |
2317 | case MEDIA_DISK: | |
2318 | if (cyls != 0) { | |
2319 | bdrv_set_geometry_hint(bdrv, cyls, heads, secs); | |
2320 | bdrv_set_translation_hint(bdrv, translation); | |
2321 | } | |
2322 | break; | |
2323 | case MEDIA_CDROM: | |
2324 | bdrv_set_type_hint(bdrv, BDRV_TYPE_CDROM); | |
2325 | break; | |
2326 | } | |
2327 | break; | |
2328 | case IF_SD: | |
2329 | /* FIXME: This isn't really a floppy, but it's a reasonable | |
2330 | approximation. */ | |
2331 | case IF_FLOPPY: | |
2332 | bdrv_set_type_hint(bdrv, BDRV_TYPE_FLOPPY); | |
2333 | break; | |
2334 | case IF_PFLASH: | |
2335 | case IF_MTD: | |
6e02c38d | 2336 | case IF_VIRTIO: |
e4bcb14c | 2337 | break; |
aae9460e PB |
2338 | case IF_COUNT: |
2339 | abort(); | |
e4bcb14c TS |
2340 | } |
2341 | if (!file[0]) | |
4d73cd3b | 2342 | return -2; |
33f00271 | 2343 | bdrv_flags = 0; |
9f7965c7 | 2344 | if (snapshot) { |
33f00271 | 2345 | bdrv_flags |= BDRV_O_SNAPSHOT; |
9f7965c7 AL |
2346 | cache = 2; /* always use write-back with snapshot */ |
2347 | } | |
2348 | if (cache == 0) /* no caching */ | |
2349 | bdrv_flags |= BDRV_O_NOCACHE; | |
2350 | else if (cache == 2) /* write-back */ | |
2351 | bdrv_flags |= BDRV_O_CACHE_WB; | |
c0f4ce77 | 2352 | if (bdrv_open2(bdrv, file, bdrv_flags, drv) < 0) { |
e4bcb14c TS |
2353 | fprintf(stderr, "qemu: could not open disk image %s\n", |
2354 | file); | |
2355 | return -1; | |
2356 | } | |
c0f4ce77 AL |
2357 | if (bdrv_key_required(bdrv)) |
2358 | autostart = 0; | |
4d73cd3b | 2359 | return drives_table_idx; |
e4bcb14c TS |
2360 | } |
2361 | ||
76e30d0f JK |
2362 | void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque) |
2363 | { | |
2364 | boot_set_handler = func; | |
2365 | boot_set_opaque = opaque; | |
2366 | } | |
2367 | ||
2368 | int qemu_boot_set(const char *boot_devices) | |
2369 | { | |
2370 | if (!boot_set_handler) { | |
2371 | return -EINVAL; | |
2372 | } | |
2373 | return boot_set_handler(boot_set_opaque, boot_devices); | |
2374 | } | |
2375 | ||
ef3adf68 JK |
2376 | static int parse_bootdevices(char *devices) |
2377 | { | |
2378 | /* We just do some generic consistency checks */ | |
2379 | const char *p; | |
2380 | int bitmap = 0; | |
2381 | ||
2382 | for (p = devices; *p != '\0'; p++) { | |
2383 | /* Allowed boot devices are: | |
2384 | * a-b: floppy disk drives | |
2385 | * c-f: IDE disk drives | |
2386 | * g-m: machine implementation dependant drives | |
2387 | * n-p: network devices | |
2388 | * It's up to each machine implementation to check if the given boot | |
2389 | * devices match the actual hardware implementation and firmware | |
2390 | * features. | |
2391 | */ | |
2392 | if (*p < 'a' || *p > 'p') { | |
2393 | fprintf(stderr, "Invalid boot device '%c'\n", *p); | |
2394 | exit(1); | |
2395 | } | |
2396 | if (bitmap & (1 << (*p - 'a'))) { | |
2397 | fprintf(stderr, "Boot device '%c' was given twice\n", *p); | |
2398 | exit(1); | |
2399 | } | |
2400 | bitmap |= 1 << (*p - 'a'); | |
2401 | } | |
2402 | return bitmap; | |
2403 | } | |
2404 | ||
268a362c AL |
2405 | static void numa_add(const char *optarg) |
2406 | { | |
2407 | char option[128]; | |
2408 | char *endptr; | |
2409 | unsigned long long value, endvalue; | |
2410 | int nodenr; | |
2411 | ||
2412 | optarg = get_opt_name(option, 128, optarg, ',') + 1; | |
2413 | if (!strcmp(option, "node")) { | |
2414 | if (get_param_value(option, 128, "nodeid", optarg) == 0) { | |
2415 | nodenr = nb_numa_nodes; | |
2416 | } else { | |
2417 | nodenr = strtoull(option, NULL, 10); | |
2418 | } | |
2419 | ||
2420 | if (get_param_value(option, 128, "mem", optarg) == 0) { | |
2421 | node_mem[nodenr] = 0; | |
2422 | } else { | |
2423 | value = strtoull(option, &endptr, 0); | |
2424 | switch (*endptr) { | |
2425 | case 0: case 'M': case 'm': | |
2426 | value <<= 20; | |
2427 | break; | |
2428 | case 'G': case 'g': | |
2429 | value <<= 30; | |
2430 | break; | |
2431 | } | |
2432 | node_mem[nodenr] = value; | |
2433 | } | |
2434 | if (get_param_value(option, 128, "cpus", optarg) == 0) { | |
2435 | node_cpumask[nodenr] = 0; | |
2436 | } else { | |
2437 | value = strtoull(option, &endptr, 10); | |
2438 | if (value >= 64) { | |
2439 | value = 63; | |
2440 | fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n"); | |
2441 | } else { | |
2442 | if (*endptr == '-') { | |
2443 | endvalue = strtoull(endptr+1, &endptr, 10); | |
2444 | if (endvalue >= 63) { | |
2445 | endvalue = 62; | |
2446 | fprintf(stderr, | |
2447 | "only 63 CPUs in NUMA mode supported.\n"); | |
2448 | } | |
2449 | value = (1 << (endvalue + 1)) - (1 << value); | |
2450 | } else { | |
2451 | value = 1 << value; | |
2452 | } | |
2453 | } | |
2454 | node_cpumask[nodenr] = value; | |
2455 | } | |
2456 | nb_numa_nodes++; | |
2457 | } | |
2458 | return; | |
2459 | } | |
2460 | ||
a594cfbf FB |
2461 | /***********************************************************/ |
2462 | /* USB devices */ | |
2463 | ||
0d92ed30 PB |
2464 | static USBPort *used_usb_ports; |
2465 | static USBPort *free_usb_ports; | |
2466 | ||
2467 | /* ??? Maybe change this to register a hub to keep track of the topology. */ | |
2468 | void qemu_register_usb_port(USBPort *port, void *opaque, int index, | |
2469 | usb_attachfn attach) | |
2470 | { | |
2471 | port->opaque = opaque; | |
2472 | port->index = index; | |
2473 | port->attach = attach; | |
2474 | port->next = free_usb_ports; | |
2475 | free_usb_ports = port; | |
2476 | } | |
2477 | ||
4b096fc9 AL |
2478 | int usb_device_add_dev(USBDevice *dev) |
2479 | { | |
2480 | USBPort *port; | |
2481 | ||
2482 | /* Find a USB port to add the device to. */ | |
2483 | port = free_usb_ports; | |
2484 | if (!port->next) { | |
2485 | USBDevice *hub; | |
2486 | ||
2487 | /* Create a new hub and chain it on. */ | |
2488 | free_usb_ports = NULL; | |
2489 | port->next = used_usb_ports; | |
2490 | used_usb_ports = port; | |
2491 | ||
2492 | hub = usb_hub_init(VM_USB_HUB_SIZE); | |
2493 | usb_attach(port, hub); | |
2494 | port = free_usb_ports; | |
2495 | } | |
2496 | ||
2497 | free_usb_ports = port->next; | |
2498 | port->next = used_usb_ports; | |
2499 | used_usb_ports = port; | |
2500 | usb_attach(port, dev); | |
2501 | return 0; | |
2502 | } | |
2503 | ||
bb5fc20f AL |
2504 | static void usb_msd_password_cb(void *opaque, int err) |
2505 | { | |
2506 | USBDevice *dev = opaque; | |
2507 | ||
2508 | if (!err) | |
2509 | usb_device_add_dev(dev); | |
2510 | else | |
2511 | dev->handle_destroy(dev); | |
2512 | } | |
2513 | ||
c0f4ce77 | 2514 | static int usb_device_add(const char *devname, int is_hotplug) |
a594cfbf FB |
2515 | { |
2516 | const char *p; | |
2517 | USBDevice *dev; | |
a594cfbf | 2518 | |
0d92ed30 | 2519 | if (!free_usb_ports) |
a594cfbf FB |
2520 | return -1; |
2521 | ||
2522 | if (strstart(devname, "host:", &p)) { | |
2523 | dev = usb_host_device_open(p); | |
a594cfbf FB |
2524 | } else if (!strcmp(devname, "mouse")) { |
2525 | dev = usb_mouse_init(); | |
09b26c5e | 2526 | } else if (!strcmp(devname, "tablet")) { |
47b2d338 AZ |
2527 | dev = usb_tablet_init(); |
2528 | } else if (!strcmp(devname, "keyboard")) { | |
2529 | dev = usb_keyboard_init(); | |
2e5d83bb | 2530 | } else if (strstart(devname, "disk:", &p)) { |
c0f4ce77 AL |
2531 | BlockDriverState *bs; |
2532 | ||
bb5fc20f | 2533 | dev = usb_msd_init(p); |
c0f4ce77 AL |
2534 | if (!dev) |
2535 | return -1; | |
bb5fc20f | 2536 | bs = usb_msd_get_bdrv(dev); |
c0f4ce77 AL |
2537 | if (bdrv_key_required(bs)) { |
2538 | autostart = 0; | |
bb5fc20f | 2539 | if (is_hotplug) { |
376253ec AL |
2540 | monitor_read_bdrv_key_start(cur_mon, bs, usb_msd_password_cb, |
2541 | dev); | |
bb5fc20f | 2542 | return 0; |
c0f4ce77 AL |
2543 | } |
2544 | } | |
f6d2a316 AZ |
2545 | } else if (!strcmp(devname, "wacom-tablet")) { |
2546 | dev = usb_wacom_init(); | |
a7954218 AZ |
2547 | } else if (strstart(devname, "serial:", &p)) { |
2548 | dev = usb_serial_init(p); | |
2e4d9fb1 AJ |
2549 | #ifdef CONFIG_BRLAPI |
2550 | } else if (!strcmp(devname, "braille")) { | |
2551 | dev = usb_baum_init(); | |
2552 | #endif | |
6c9f886c | 2553 | } else if (strstart(devname, "net:", &p)) { |
9ad97e65 | 2554 | int nic = nb_nics; |
6c9f886c | 2555 | |
10ae5a7a | 2556 | if (net_client_init(NULL, "nic", p) < 0) |
6c9f886c | 2557 | return -1; |
9ad97e65 AZ |
2558 | nd_table[nic].model = "usb"; |
2559 | dev = usb_net_init(&nd_table[nic]); | |
dc72ac14 AZ |
2560 | } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) { |
2561 | dev = usb_bt_init(devname[2] ? hci_init(p) : | |
2562 | bt_new_hci(qemu_find_bt_vlan(0))); | |
a594cfbf FB |
2563 | } else { |
2564 | return -1; | |
2565 | } | |
0d92ed30 PB |
2566 | if (!dev) |
2567 | return -1; | |
2568 | ||
4b096fc9 | 2569 | return usb_device_add_dev(dev); |
a594cfbf FB |
2570 | } |
2571 | ||
1f3870ab | 2572 | int usb_device_del_addr(int bus_num, int addr) |
a594cfbf | 2573 | { |
0d92ed30 PB |
2574 | USBPort *port; |
2575 | USBPort **lastp; | |
059809e4 | 2576 | USBDevice *dev; |
a594cfbf | 2577 | |
0d92ed30 | 2578 | if (!used_usb_ports) |
a594cfbf FB |
2579 | return -1; |
2580 | ||
a594cfbf FB |
2581 | if (bus_num != 0) |
2582 | return -1; | |
0d92ed30 PB |
2583 | |
2584 | lastp = &used_usb_ports; | |
2585 | port = used_usb_ports; | |
2586 | while (port && port->dev->addr != addr) { | |
2587 | lastp = &port->next; | |
2588 | port = port->next; | |
a594cfbf | 2589 | } |
0d92ed30 PB |
2590 | |
2591 | if (!port) | |
a594cfbf | 2592 | return -1; |
0d92ed30 | 2593 | |
059809e4 | 2594 | dev = port->dev; |
0d92ed30 PB |
2595 | *lastp = port->next; |
2596 | usb_attach(port, NULL); | |
059809e4 | 2597 | dev->handle_destroy(dev); |
0d92ed30 PB |
2598 | port->next = free_usb_ports; |
2599 | free_usb_ports = port; | |
a594cfbf FB |
2600 | return 0; |
2601 | } | |
2602 | ||
1f3870ab AL |
2603 | static int usb_device_del(const char *devname) |
2604 | { | |
2605 | int bus_num, addr; | |
2606 | const char *p; | |
2607 | ||
5d0c5750 AL |
2608 | if (strstart(devname, "host:", &p)) |
2609 | return usb_host_device_close(p); | |
2610 | ||
1f3870ab AL |
2611 | if (!used_usb_ports) |
2612 | return -1; | |
2613 | ||
2614 | p = strchr(devname, '.'); | |
2615 | if (!p) | |
2616 | return -1; | |
2617 | bus_num = strtoul(devname, NULL, 0); | |
2618 | addr = strtoul(p + 1, NULL, 0); | |
2619 | ||
2620 | return usb_device_del_addr(bus_num, addr); | |
2621 | } | |
2622 | ||
376253ec | 2623 | void do_usb_add(Monitor *mon, const char *devname) |
a594cfbf | 2624 | { |
c0f4ce77 | 2625 | usb_device_add(devname, 1); |
a594cfbf FB |
2626 | } |
2627 | ||
376253ec | 2628 | void do_usb_del(Monitor *mon, const char *devname) |
a594cfbf | 2629 | { |
4b096fc9 | 2630 | usb_device_del(devname); |
a594cfbf FB |
2631 | } |
2632 | ||
376253ec | 2633 | void usb_info(Monitor *mon) |
a594cfbf FB |
2634 | { |
2635 | USBDevice *dev; | |
0d92ed30 | 2636 | USBPort *port; |
a594cfbf FB |
2637 | const char *speed_str; |
2638 | ||
0d92ed30 | 2639 | if (!usb_enabled) { |
376253ec | 2640 | monitor_printf(mon, "USB support not enabled\n"); |
a594cfbf FB |
2641 | return; |
2642 | } | |
2643 | ||
0d92ed30 PB |
2644 | for (port = used_usb_ports; port; port = port->next) { |
2645 | dev = port->dev; | |
2646 | if (!dev) | |
2647 | continue; | |
2648 | switch(dev->speed) { | |
5fafdf24 TS |
2649 | case USB_SPEED_LOW: |
2650 | speed_str = "1.5"; | |
0d92ed30 | 2651 | break; |
5fafdf24 TS |
2652 | case USB_SPEED_FULL: |
2653 | speed_str = "12"; | |
0d92ed30 | 2654 | break; |
5fafdf24 TS |
2655 | case USB_SPEED_HIGH: |
2656 | speed_str = "480"; | |
0d92ed30 PB |
2657 | break; |
2658 | default: | |
5fafdf24 | 2659 | speed_str = "?"; |
0d92ed30 | 2660 | break; |
a594cfbf | 2661 | } |
376253ec AL |
2662 | monitor_printf(mon, " Device %d.%d, Speed %s Mb/s, Product %s\n", |
2663 | 0, dev->addr, speed_str, dev->devname); | |
a594cfbf FB |
2664 | } |
2665 | } | |
2666 | ||
201a51fc AZ |
2667 | /***********************************************************/ |
2668 | /* PCMCIA/Cardbus */ | |
2669 | ||
2670 | static struct pcmcia_socket_entry_s { | |
bc24a225 | 2671 | PCMCIASocket *socket; |
201a51fc AZ |
2672 | struct pcmcia_socket_entry_s *next; |
2673 | } *pcmcia_sockets = 0; | |
2674 | ||
bc24a225 | 2675 | void pcmcia_socket_register(PCMCIASocket *socket) |
201a51fc AZ |
2676 | { |
2677 | struct pcmcia_socket_entry_s *entry; | |
2678 | ||
2679 | entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s)); | |
2680 | entry->socket = socket; | |
2681 | entry->next = pcmcia_sockets; | |
2682 | pcmcia_sockets = entry; | |
2683 | } | |
2684 | ||
bc24a225 | 2685 | void pcmcia_socket_unregister(PCMCIASocket *socket) |
201a51fc AZ |
2686 | { |
2687 | struct pcmcia_socket_entry_s *entry, **ptr; | |
2688 | ||
2689 | ptr = &pcmcia_sockets; | |
2690 | for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr) | |
2691 | if (entry->socket == socket) { | |
2692 | *ptr = entry->next; | |
2693 | qemu_free(entry); | |
2694 | } | |
2695 | } | |
2696 | ||
376253ec | 2697 | void pcmcia_info(Monitor *mon) |
201a51fc AZ |
2698 | { |
2699 | struct pcmcia_socket_entry_s *iter; | |
376253ec | 2700 | |
201a51fc | 2701 | if (!pcmcia_sockets) |
376253ec | 2702 | monitor_printf(mon, "No PCMCIA sockets\n"); |
201a51fc AZ |
2703 | |
2704 | for (iter = pcmcia_sockets; iter; iter = iter->next) | |
376253ec AL |
2705 | monitor_printf(mon, "%s: %s\n", iter->socket->slot_string, |
2706 | iter->socket->attached ? iter->socket->card_string : | |
2707 | "Empty"); | |
201a51fc AZ |
2708 | } |
2709 | ||
2ff89790 | 2710 | /***********************************************************/ |
3023f332 AL |
2711 | /* register display */ |
2712 | ||
7b5d76da AL |
2713 | struct DisplayAllocator default_allocator = { |
2714 | defaultallocator_create_displaysurface, | |
2715 | defaultallocator_resize_displaysurface, | |
2716 | defaultallocator_free_displaysurface | |
2717 | }; | |
2718 | ||
3023f332 AL |
2719 | void register_displaystate(DisplayState *ds) |
2720 | { | |
2721 | DisplayState **s; | |
2722 | s = &display_state; | |
2723 | while (*s != NULL) | |
2724 | s = &(*s)->next; | |
2725 | ds->next = NULL; | |
2726 | *s = ds; | |
2727 | } | |
2728 | ||
2729 | DisplayState *get_displaystate(void) | |
2730 | { | |
2731 | return display_state; | |
2732 | } | |
2733 | ||
7b5d76da AL |
2734 | DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da) |
2735 | { | |
2736 | if(ds->allocator == &default_allocator) ds->allocator = da; | |
2737 | return ds->allocator; | |
2738 | } | |
2739 | ||
2ff89790 TS |
2740 | /* dumb display */ |
2741 | ||
8f391ab4 | 2742 | static void dumb_display_init(void) |
2ff89790 | 2743 | { |
8f391ab4 | 2744 | DisplayState *ds = qemu_mallocz(sizeof(DisplayState)); |
7b5d76da AL |
2745 | ds->allocator = &default_allocator; |
2746 | ds->surface = qemu_create_displaysurface(ds, 640, 480); | |
8f391ab4 | 2747 | register_displaystate(ds); |
2ff89790 TS |
2748 | } |
2749 | ||
8a7ddc38 FB |
2750 | /***********************************************************/ |
2751 | /* I/O handling */ | |
0824d6fc | 2752 | |
c4b1fcc0 FB |
2753 | typedef struct IOHandlerRecord { |
2754 | int fd; | |
7c9d8e07 FB |
2755 | IOCanRWHandler *fd_read_poll; |
2756 | IOHandler *fd_read; | |
2757 | IOHandler *fd_write; | |
cafffd40 | 2758 | int deleted; |
c4b1fcc0 FB |
2759 | void *opaque; |
2760 | /* temporary data */ | |
2761 | struct pollfd *ufd; | |
8a7ddc38 | 2762 | struct IOHandlerRecord *next; |
c4b1fcc0 FB |
2763 | } IOHandlerRecord; |
2764 | ||
8a7ddc38 | 2765 | static IOHandlerRecord *first_io_handler; |
c4b1fcc0 | 2766 | |
7c9d8e07 FB |
2767 | /* XXX: fd_read_poll should be suppressed, but an API change is |
2768 | necessary in the character devices to suppress fd_can_read(). */ | |
5fafdf24 TS |
2769 | int qemu_set_fd_handler2(int fd, |
2770 | IOCanRWHandler *fd_read_poll, | |
2771 | IOHandler *fd_read, | |
2772 | IOHandler *fd_write, | |
7c9d8e07 | 2773 | void *opaque) |
c4b1fcc0 | 2774 | { |
7c9d8e07 | 2775 | IOHandlerRecord **pioh, *ioh; |
c4b1fcc0 | 2776 | |
7c9d8e07 FB |
2777 | if (!fd_read && !fd_write) { |
2778 | pioh = &first_io_handler; | |
2779 | for(;;) { | |
2780 | ioh = *pioh; | |
2781 | if (ioh == NULL) | |
2782 | break; | |
2783 | if (ioh->fd == fd) { | |
cafffd40 | 2784 | ioh->deleted = 1; |
7c9d8e07 FB |
2785 | break; |
2786 | } | |
2787 | pioh = &ioh->next; | |
2788 | } | |
2789 | } else { | |
2790 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
2791 | if (ioh->fd == fd) | |
2792 | goto found; | |
2793 | } | |
2794 | ioh = qemu_mallocz(sizeof(IOHandlerRecord)); | |
7c9d8e07 FB |
2795 | ioh->next = first_io_handler; |
2796 | first_io_handler = ioh; | |
2797 | found: | |
2798 | ioh->fd = fd; | |
2799 | ioh->fd_read_poll = fd_read_poll; | |
2800 | ioh->fd_read = fd_read; | |
2801 | ioh->fd_write = fd_write; | |
2802 | ioh->opaque = opaque; | |
cafffd40 | 2803 | ioh->deleted = 0; |
7c9d8e07 | 2804 | } |
c4b1fcc0 FB |
2805 | return 0; |
2806 | } | |
2807 | ||
5fafdf24 TS |
2808 | int qemu_set_fd_handler(int fd, |
2809 | IOHandler *fd_read, | |
2810 | IOHandler *fd_write, | |
7c9d8e07 | 2811 | void *opaque) |
8a7ddc38 | 2812 | { |
7c9d8e07 | 2813 | return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque); |
8a7ddc38 FB |
2814 | } |
2815 | ||
56f3a5d0 | 2816 | #ifdef _WIN32 |
f331110f FB |
2817 | /***********************************************************/ |
2818 | /* Polling handling */ | |
2819 | ||
2820 | typedef struct PollingEntry { | |
2821 | PollingFunc *func; | |
2822 | void *opaque; | |
2823 | struct PollingEntry *next; | |
2824 | } PollingEntry; | |
2825 | ||
2826 | static PollingEntry *first_polling_entry; | |
2827 | ||
2828 | int qemu_add_polling_cb(PollingFunc *func, void *opaque) | |
2829 | { | |
2830 | PollingEntry **ppe, *pe; | |
2831 | pe = qemu_mallocz(sizeof(PollingEntry)); | |
f331110f FB |
2832 | pe->func = func; |
2833 | pe->opaque = opaque; | |
2834 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next); | |
2835 | *ppe = pe; | |
2836 | return 0; | |
2837 | } | |
2838 | ||
2839 | void qemu_del_polling_cb(PollingFunc *func, void *opaque) | |
2840 | { | |
2841 | PollingEntry **ppe, *pe; | |
2842 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) { | |
2843 | pe = *ppe; | |
2844 | if (pe->func == func && pe->opaque == opaque) { | |
2845 | *ppe = pe->next; | |
2846 | qemu_free(pe); | |
2847 | break; | |
2848 | } | |
2849 | } | |
2850 | } | |
2851 | ||
a18e524a FB |
2852 | /***********************************************************/ |
2853 | /* Wait objects support */ | |
2854 | typedef struct WaitObjects { | |
2855 | int num; | |
2856 | HANDLE events[MAXIMUM_WAIT_OBJECTS + 1]; | |
2857 | WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1]; | |
2858 | void *opaque[MAXIMUM_WAIT_OBJECTS + 1]; | |
2859 | } WaitObjects; | |
2860 | ||
2861 | static WaitObjects wait_objects = {0}; | |
3b46e624 | 2862 | |
a18e524a FB |
2863 | int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) |
2864 | { | |
2865 | WaitObjects *w = &wait_objects; | |
2866 | ||
2867 | if (w->num >= MAXIMUM_WAIT_OBJECTS) | |
2868 | return -1; | |
2869 | w->events[w->num] = handle; | |
2870 | w->func[w->num] = func; | |
2871 | w->opaque[w->num] = opaque; | |
2872 | w->num++; | |
2873 | return 0; | |
2874 | } | |
2875 | ||
2876 | void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) | |
2877 | { | |
2878 | int i, found; | |
2879 | WaitObjects *w = &wait_objects; | |
2880 | ||
2881 | found = 0; | |
2882 | for (i = 0; i < w->num; i++) { | |
2883 | if (w->events[i] == handle) | |
2884 | found = 1; | |
2885 | if (found) { | |
2886 | w->events[i] = w->events[i + 1]; | |
2887 | w->func[i] = w->func[i + 1]; | |
2888 | w->opaque[i] = w->opaque[i + 1]; | |
3b46e624 | 2889 | } |
a18e524a FB |
2890 | } |
2891 | if (found) | |
2892 | w->num--; | |
2893 | } | |
2894 | #endif | |
2895 | ||
8a7ddc38 FB |
2896 | /***********************************************************/ |
2897 | /* ram save/restore */ | |
2898 | ||
8a7ddc38 FB |
2899 | static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) |
2900 | { | |
2901 | int v; | |
2902 | ||
2903 | v = qemu_get_byte(f); | |
2904 | switch(v) { | |
2905 | case 0: | |
2906 | if (qemu_get_buffer(f, buf, len) != len) | |
2907 | return -EIO; | |
2908 | break; | |
2909 | case 1: | |
2910 | v = qemu_get_byte(f); | |
2911 | memset(buf, v, len); | |
2912 | break; | |
2913 | default: | |
2914 | return -EINVAL; | |
2915 | } | |
871d2f07 AL |
2916 | |
2917 | if (qemu_file_has_error(f)) | |
2918 | return -EIO; | |
2919 | ||
8a7ddc38 FB |
2920 | return 0; |
2921 | } | |
2922 | ||
c88676f8 FB |
2923 | static int ram_load_v1(QEMUFile *f, void *opaque) |
2924 | { | |
00f82b8a AJ |
2925 | int ret; |
2926 | ram_addr_t i; | |
c88676f8 | 2927 | |
94a6b54f | 2928 | if (qemu_get_be32(f) != last_ram_offset) |
c88676f8 | 2929 | return -EINVAL; |
94a6b54f | 2930 | for(i = 0; i < last_ram_offset; i+= TARGET_PAGE_SIZE) { |
5579c7f3 | 2931 | ret = ram_get_page(f, qemu_get_ram_ptr(i), TARGET_PAGE_SIZE); |
c88676f8 FB |
2932 | if (ret) |
2933 | return ret; | |
2934 | } | |
2935 | return 0; | |
2936 | } | |
2937 | ||
2938 | #define BDRV_HASH_BLOCK_SIZE 1024 | |
2939 | #define IOBUF_SIZE 4096 | |
2940 | #define RAM_CBLOCK_MAGIC 0xfabe | |
2941 | ||
c88676f8 FB |
2942 | typedef struct RamDecompressState { |
2943 | z_stream zstream; | |
2944 | QEMUFile *f; | |
2945 | uint8_t buf[IOBUF_SIZE]; | |
2946 | } RamDecompressState; | |
2947 | ||
2948 | static int ram_decompress_open(RamDecompressState *s, QEMUFile *f) | |
2949 | { | |
2950 | int ret; | |
2951 | memset(s, 0, sizeof(*s)); | |
2952 | s->f = f; | |
2953 | ret = inflateInit(&s->zstream); | |
2954 | if (ret != Z_OK) | |
2955 | return -1; | |
2956 | return 0; | |
2957 | } | |
2958 | ||
2959 | static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len) | |
2960 | { | |
2961 | int ret, clen; | |
2962 | ||
2963 | s->zstream.avail_out = len; | |
2964 | s->zstream.next_out = buf; | |
2965 | while (s->zstream.avail_out > 0) { | |
2966 | if (s->zstream.avail_in == 0) { | |
2967 | if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC) | |
2968 | return -1; | |
2969 | clen = qemu_get_be16(s->f); | |
2970 | if (clen > IOBUF_SIZE) | |
2971 | return -1; | |
2972 | qemu_get_buffer(s->f, s->buf, clen); | |
2973 | s->zstream.avail_in = clen; | |
2974 | s->zstream.next_in = s->buf; | |
2975 | } | |
2976 | ret = inflate(&s->zstream, Z_PARTIAL_FLUSH); | |
2977 | if (ret != Z_OK && ret != Z_STREAM_END) { | |
2978 | return -1; | |
2979 | } | |
2980 | } | |
2981 | return 0; | |
2982 | } | |
2983 | ||
2984 | static void ram_decompress_close(RamDecompressState *s) | |
2985 | { | |
2986 | inflateEnd(&s->zstream); | |
2987 | } | |
2988 | ||
475e4277 AL |
2989 | #define RAM_SAVE_FLAG_FULL 0x01 |
2990 | #define RAM_SAVE_FLAG_COMPRESS 0x02 | |
2991 | #define RAM_SAVE_FLAG_MEM_SIZE 0x04 | |
2992 | #define RAM_SAVE_FLAG_PAGE 0x08 | |
2993 | #define RAM_SAVE_FLAG_EOS 0x10 | |
2994 | ||
2995 | static int is_dup_page(uint8_t *page, uint8_t ch) | |
8a7ddc38 | 2996 | { |
475e4277 AL |
2997 | uint32_t val = ch << 24 | ch << 16 | ch << 8 | ch; |
2998 | uint32_t *array = (uint32_t *)page; | |
2999 | int i; | |
3b46e624 | 3000 | |
475e4277 AL |
3001 | for (i = 0; i < (TARGET_PAGE_SIZE / 4); i++) { |
3002 | if (array[i] != val) | |
3003 | return 0; | |
3004 | } | |
3005 | ||
3006 | return 1; | |
3007 | } | |
3008 | ||
3009 | static int ram_save_block(QEMUFile *f) | |
3010 | { | |
3011 | static ram_addr_t current_addr = 0; | |
3012 | ram_addr_t saved_addr = current_addr; | |
3013 | ram_addr_t addr = 0; | |
3014 | int found = 0; | |
3015 | ||
94a6b54f | 3016 | while (addr < last_ram_offset) { |
475e4277 | 3017 | if (cpu_physical_memory_get_dirty(current_addr, MIGRATION_DIRTY_FLAG)) { |
5579c7f3 | 3018 | uint8_t *p; |
475e4277 AL |
3019 | |
3020 | cpu_physical_memory_reset_dirty(current_addr, | |
3021 | current_addr + TARGET_PAGE_SIZE, | |
3022 | MIGRATION_DIRTY_FLAG); | |
3023 | ||
5579c7f3 | 3024 | p = qemu_get_ram_ptr(current_addr); |
475e4277 | 3025 | |
5579c7f3 | 3026 | if (is_dup_page(p, *p)) { |
475e4277 | 3027 | qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_COMPRESS); |
5579c7f3 | 3028 | qemu_put_byte(f, *p); |
475e4277 AL |
3029 | } else { |
3030 | qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_PAGE); | |
5579c7f3 | 3031 | qemu_put_buffer(f, p, TARGET_PAGE_SIZE); |
c88676f8 | 3032 | } |
475e4277 AL |
3033 | |
3034 | found = 1; | |
3035 | break; | |
c88676f8 | 3036 | } |
475e4277 | 3037 | addr += TARGET_PAGE_SIZE; |
94a6b54f | 3038 | current_addr = (saved_addr + addr) % last_ram_offset; |
8a7ddc38 | 3039 | } |
475e4277 AL |
3040 | |
3041 | return found; | |
8a7ddc38 FB |
3042 | } |
3043 | ||
9f9e28cd | 3044 | static uint64_t bytes_transferred = 0; |
475e4277 AL |
3045 | |
3046 | static ram_addr_t ram_save_remaining(void) | |
3047 | { | |
3048 | ram_addr_t addr; | |
3049 | ram_addr_t count = 0; | |
3050 | ||
94a6b54f | 3051 | for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) { |
475e4277 AL |
3052 | if (cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) |
3053 | count++; | |
3054 | } | |
3055 | ||
3056 | return count; | |
3057 | } | |
3058 | ||
9f9e28cd GC |
3059 | uint64_t ram_bytes_remaining(void) |
3060 | { | |
3061 | return ram_save_remaining() * TARGET_PAGE_SIZE; | |
3062 | } | |
3063 | ||
3064 | uint64_t ram_bytes_transferred(void) | |
3065 | { | |
3066 | return bytes_transferred; | |
3067 | } | |
3068 | ||
3069 | uint64_t ram_bytes_total(void) | |
3070 | { | |
3071 | return last_ram_offset; | |
3072 | } | |
3073 | ||
475e4277 AL |
3074 | static int ram_save_live(QEMUFile *f, int stage, void *opaque) |
3075 | { | |
3076 | ram_addr_t addr; | |
a0a3fd60 GC |
3077 | uint64_t bytes_transferred_last; |
3078 | double bwidth = 0; | |
3079 | uint64_t expected_time = 0; | |
475e4277 | 3080 | |
9fa06385 | 3081 | if (cpu_physical_sync_dirty_bitmap(0, TARGET_PHYS_ADDR_MAX) != 0) { |
b0a46a33 JK |
3082 | qemu_file_set_error(f); |
3083 | return 0; | |
3084 | } | |
3085 | ||
475e4277 AL |
3086 | if (stage == 1) { |
3087 | /* Make sure all dirty bits are set */ | |
94a6b54f | 3088 | for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) { |
475e4277 AL |
3089 | if (!cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) |
3090 | cpu_physical_memory_set_dirty(addr); | |
3091 | } | |
b0a46a33 | 3092 | |
475e4277 AL |
3093 | /* Enable dirty memory tracking */ |
3094 | cpu_physical_memory_set_dirty_tracking(1); | |
3095 | ||
94a6b54f | 3096 | qemu_put_be64(f, last_ram_offset | RAM_SAVE_FLAG_MEM_SIZE); |
475e4277 AL |
3097 | } |
3098 | ||
a0a3fd60 GC |
3099 | bytes_transferred_last = bytes_transferred; |
3100 | bwidth = get_clock(); | |
3101 | ||
475e4277 AL |
3102 | while (!qemu_file_rate_limit(f)) { |
3103 | int ret; | |
3104 | ||
3105 | ret = ram_save_block(f); | |
9f9e28cd | 3106 | bytes_transferred += ret * TARGET_PAGE_SIZE; |
475e4277 AL |
3107 | if (ret == 0) /* no more blocks */ |
3108 | break; | |
3109 | } | |
3110 | ||
a0a3fd60 GC |
3111 | bwidth = get_clock() - bwidth; |
3112 | bwidth = (bytes_transferred - bytes_transferred_last) / bwidth; | |
3113 | ||
3114 | /* if we haven't transferred anything this round, force expected_time to a | |
3115 | * a very high value, but without crashing */ | |
3116 | if (bwidth == 0) | |
3117 | bwidth = 0.000001; | |
3118 | ||
475e4277 AL |
3119 | /* try transferring iterative blocks of memory */ |
3120 | ||
3121 | if (stage == 3) { | |
475e4277 AL |
3122 | |
3123 | /* flush all remaining blocks regardless of rate limiting */ | |
9f9e28cd GC |
3124 | while (ram_save_block(f) != 0) { |
3125 | bytes_transferred += TARGET_PAGE_SIZE; | |
3126 | } | |
8215e914 | 3127 | cpu_physical_memory_set_dirty_tracking(0); |
475e4277 AL |
3128 | } |
3129 | ||
3130 | qemu_put_be64(f, RAM_SAVE_FLAG_EOS); | |
3131 | ||
a0a3fd60 GC |
3132 | expected_time = ram_save_remaining() * TARGET_PAGE_SIZE / bwidth; |
3133 | ||
3134 | return (stage == 2) && (expected_time <= migrate_max_downtime()); | |
475e4277 AL |
3135 | } |
3136 | ||
3137 | static int ram_load_dead(QEMUFile *f, void *opaque) | |
8a7ddc38 | 3138 | { |
c88676f8 FB |
3139 | RamDecompressState s1, *s = &s1; |
3140 | uint8_t buf[10]; | |
00f82b8a | 3141 | ram_addr_t i; |
8a7ddc38 | 3142 | |
c88676f8 FB |
3143 | if (ram_decompress_open(s, f) < 0) |
3144 | return -EINVAL; | |
94a6b54f | 3145 | for(i = 0; i < last_ram_offset; i+= BDRV_HASH_BLOCK_SIZE) { |
c88676f8 FB |
3146 | if (ram_decompress_buf(s, buf, 1) < 0) { |
3147 | fprintf(stderr, "Error while reading ram block header\n"); | |
3148 | goto error; | |
3149 | } | |
3150 | if (buf[0] == 0) { | |
5579c7f3 PB |
3151 | if (ram_decompress_buf(s, qemu_get_ram_ptr(i), |
3152 | BDRV_HASH_BLOCK_SIZE) < 0) { | |
00f82b8a | 3153 | fprintf(stderr, "Error while reading ram block address=0x%08" PRIx64, (uint64_t)i); |
c88676f8 FB |
3154 | goto error; |
3155 | } | |
475e4277 | 3156 | } else { |
c88676f8 FB |
3157 | error: |
3158 | printf("Error block header\n"); | |
3159 | return -EINVAL; | |
3160 | } | |
8a7ddc38 | 3161 | } |
c88676f8 | 3162 | ram_decompress_close(s); |
475e4277 AL |
3163 | |
3164 | return 0; | |
3165 | } | |
3166 | ||
3167 | static int ram_load(QEMUFile *f, void *opaque, int version_id) | |
3168 | { | |
3169 | ram_addr_t addr; | |
3170 | int flags; | |
3171 | ||
3172 | if (version_id == 1) | |
3173 | return ram_load_v1(f, opaque); | |
3174 | ||
3175 | if (version_id == 2) { | |
94a6b54f | 3176 | if (qemu_get_be32(f) != last_ram_offset) |
475e4277 AL |
3177 | return -EINVAL; |
3178 | return ram_load_dead(f, opaque); | |
3179 | } | |
3180 | ||
3181 | if (version_id != 3) | |
3182 | return -EINVAL; | |
3183 | ||
3184 | do { | |
3185 | addr = qemu_get_be64(f); | |
3186 | ||
3187 | flags = addr & ~TARGET_PAGE_MASK; | |
3188 | addr &= TARGET_PAGE_MASK; | |
3189 | ||
3190 | if (flags & RAM_SAVE_FLAG_MEM_SIZE) { | |
94a6b54f | 3191 | if (addr != last_ram_offset) |
475e4277 AL |
3192 | return -EINVAL; |
3193 | } | |
3194 | ||
3195 | if (flags & RAM_SAVE_FLAG_FULL) { | |
3196 | if (ram_load_dead(f, opaque) < 0) | |
3197 | return -EINVAL; | |
3198 | } | |
3199 | ||
3200 | if (flags & RAM_SAVE_FLAG_COMPRESS) { | |
3201 | uint8_t ch = qemu_get_byte(f); | |
779c6bef AL |
3202 | memset(qemu_get_ram_ptr(addr), ch, TARGET_PAGE_SIZE); |
3203 | #ifndef _WIN32 | |
30868442 AL |
3204 | if (ch == 0 && |
3205 | (!kvm_enabled() || kvm_has_sync_mmu())) { | |
3206 | madvise(qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE, MADV_DONTNEED); | |
779c6bef | 3207 | } |
30868442 | 3208 | #endif |
475e4277 | 3209 | } else if (flags & RAM_SAVE_FLAG_PAGE) |
5579c7f3 | 3210 | qemu_get_buffer(f, qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE); |
475e4277 AL |
3211 | } while (!(flags & RAM_SAVE_FLAG_EOS)); |
3212 | ||
8a7ddc38 FB |
3213 | return 0; |
3214 | } | |
3215 | ||
9e472e10 AL |
3216 | void qemu_service_io(void) |
3217 | { | |
d9f75a4e | 3218 | qemu_notify_event(); |
9e472e10 AL |
3219 | } |
3220 | ||
83f64091 FB |
3221 | /***********************************************************/ |
3222 | /* bottom halves (can be seen as timers which expire ASAP) */ | |
3223 | ||
3224 | struct QEMUBH { | |
3225 | QEMUBHFunc *cb; | |
3226 | void *opaque; | |
3227 | int scheduled; | |
1b435b10 AL |
3228 | int idle; |
3229 | int deleted; | |
83f64091 FB |
3230 | QEMUBH *next; |
3231 | }; | |
3232 | ||
3233 | static QEMUBH *first_bh = NULL; | |
3234 | ||
3235 | QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque) | |
3236 | { | |
3237 | QEMUBH *bh; | |
3238 | bh = qemu_mallocz(sizeof(QEMUBH)); | |
83f64091 FB |
3239 | bh->cb = cb; |
3240 | bh->opaque = opaque; | |
1b435b10 AL |
3241 | bh->next = first_bh; |
3242 | first_bh = bh; | |
83f64091 FB |
3243 | return bh; |
3244 | } | |
3245 | ||
6eb5733a | 3246 | int qemu_bh_poll(void) |
83f64091 | 3247 | { |
1b435b10 | 3248 | QEMUBH *bh, **bhp; |
6eb5733a | 3249 | int ret; |
83f64091 | 3250 | |
6eb5733a | 3251 | ret = 0; |
1b435b10 AL |
3252 | for (bh = first_bh; bh; bh = bh->next) { |
3253 | if (!bh->deleted && bh->scheduled) { | |
3254 | bh->scheduled = 0; | |
3255 | if (!bh->idle) | |
3256 | ret = 1; | |
3257 | bh->idle = 0; | |
3258 | bh->cb(bh->opaque); | |
3259 | } | |
83f64091 | 3260 | } |
1b435b10 AL |
3261 | |
3262 | /* remove deleted bhs */ | |
3263 | bhp = &first_bh; | |
3264 | while (*bhp) { | |
3265 | bh = *bhp; | |
3266 | if (bh->deleted) { | |
3267 | *bhp = bh->next; | |
3268 | qemu_free(bh); | |
3269 | } else | |
3270 | bhp = &bh->next; | |
3271 | } | |
3272 | ||
6eb5733a | 3273 | return ret; |
83f64091 FB |
3274 | } |
3275 | ||
1b435b10 AL |
3276 | void qemu_bh_schedule_idle(QEMUBH *bh) |
3277 | { | |
3278 | if (bh->scheduled) | |
3279 | return; | |
3280 | bh->scheduled = 1; | |
3281 | bh->idle = 1; | |
3282 | } | |
3283 | ||
83f64091 FB |
3284 | void qemu_bh_schedule(QEMUBH *bh) |
3285 | { | |
83f64091 FB |
3286 | if (bh->scheduled) |
3287 | return; | |
3288 | bh->scheduled = 1; | |
1b435b10 | 3289 | bh->idle = 0; |
83f64091 | 3290 | /* stop the currently executing CPU to execute the BH ASAP */ |
d9f75a4e | 3291 | qemu_notify_event(); |
83f64091 FB |
3292 | } |
3293 | ||
3294 | void qemu_bh_cancel(QEMUBH *bh) | |
3295 | { | |
1b435b10 | 3296 | bh->scheduled = 0; |
83f64091 FB |
3297 | } |
3298 | ||
3299 | void qemu_bh_delete(QEMUBH *bh) | |
3300 | { | |
1b435b10 AL |
3301 | bh->scheduled = 0; |
3302 | bh->deleted = 1; | |
83f64091 FB |
3303 | } |
3304 | ||
56f3a5d0 AL |
3305 | static void qemu_bh_update_timeout(int *timeout) |
3306 | { | |
3307 | QEMUBH *bh; | |
3308 | ||
3309 | for (bh = first_bh; bh; bh = bh->next) { | |
3310 | if (!bh->deleted && bh->scheduled) { | |
3311 | if (bh->idle) { | |
3312 | /* idle bottom halves will be polled at least | |
3313 | * every 10ms */ | |
3314 | *timeout = MIN(10, *timeout); | |
3315 | } else { | |
3316 | /* non-idle bottom halves will be executed | |
3317 | * immediately */ | |
3318 | *timeout = 0; | |
3319 | break; | |
3320 | } | |
3321 | } | |
3322 | } | |
3323 | } | |
3324 | ||
cc1daa40 FB |
3325 | /***********************************************************/ |
3326 | /* machine registration */ | |
3327 | ||
bdaf78e0 | 3328 | static QEMUMachine *first_machine = NULL; |
6f338c34 | 3329 | QEMUMachine *current_machine = NULL; |
cc1daa40 FB |
3330 | |
3331 | int qemu_register_machine(QEMUMachine *m) | |
3332 | { | |
3333 | QEMUMachine **pm; | |
3334 | pm = &first_machine; | |
3335 | while (*pm != NULL) | |
3336 | pm = &(*pm)->next; | |
3337 | m->next = NULL; | |
3338 | *pm = m; | |
3339 | return 0; | |
3340 | } | |
3341 | ||
9596ebb7 | 3342 | static QEMUMachine *find_machine(const char *name) |
cc1daa40 FB |
3343 | { |
3344 | QEMUMachine *m; | |
3345 | ||
3346 | for(m = first_machine; m != NULL; m = m->next) { | |
3347 | if (!strcmp(m->name, name)) | |
3348 | return m; | |
3349 | } | |
3350 | return NULL; | |
3351 | } | |
3352 | ||
0c257437 AL |
3353 | static QEMUMachine *find_default_machine(void) |
3354 | { | |
3355 | QEMUMachine *m; | |
3356 | ||
3357 | for(m = first_machine; m != NULL; m = m->next) { | |
3358 | if (m->is_default) { | |
3359 | return m; | |
3360 | } | |
3361 | } | |
3362 | return NULL; | |
3363 | } | |
3364 | ||
8a7ddc38 FB |
3365 | /***********************************************************/ |
3366 | /* main execution loop */ | |
3367 | ||
9596ebb7 | 3368 | static void gui_update(void *opaque) |
8a7ddc38 | 3369 | { |
7d957bd8 | 3370 | uint64_t interval = GUI_REFRESH_INTERVAL; |
740733bb | 3371 | DisplayState *ds = opaque; |
7d957bd8 AL |
3372 | DisplayChangeListener *dcl = ds->listeners; |
3373 | ||
3374 | dpy_refresh(ds); | |
3375 | ||
3376 | while (dcl != NULL) { | |
3377 | if (dcl->gui_timer_interval && | |
3378 | dcl->gui_timer_interval < interval) | |
3379 | interval = dcl->gui_timer_interval; | |
3380 | dcl = dcl->next; | |
3381 | } | |
3382 | qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock)); | |
8a7ddc38 FB |
3383 | } |
3384 | ||
9043b62d BS |
3385 | static void nographic_update(void *opaque) |
3386 | { | |
3387 | uint64_t interval = GUI_REFRESH_INTERVAL; | |
3388 | ||
3389 | qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock)); | |
3390 | } | |
3391 | ||
0bd48850 FB |
3392 | struct vm_change_state_entry { |
3393 | VMChangeStateHandler *cb; | |
3394 | void *opaque; | |
3395 | LIST_ENTRY (vm_change_state_entry) entries; | |
3396 | }; | |
3397 | ||
3398 | static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head; | |
3399 | ||
3400 | VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, | |
3401 | void *opaque) | |
3402 | { | |
3403 | VMChangeStateEntry *e; | |
3404 | ||
3405 | e = qemu_mallocz(sizeof (*e)); | |
0bd48850 FB |
3406 | |
3407 | e->cb = cb; | |
3408 | e->opaque = opaque; | |
3409 | LIST_INSERT_HEAD(&vm_change_state_head, e, entries); | |
3410 | return e; | |
3411 | } | |
3412 | ||
3413 | void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) | |
3414 | { | |
3415 | LIST_REMOVE (e, entries); | |
3416 | qemu_free (e); | |
3417 | } | |
3418 | ||
9781e040 | 3419 | static void vm_state_notify(int running, int reason) |
0bd48850 FB |
3420 | { |
3421 | VMChangeStateEntry *e; | |
3422 | ||
3423 | for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { | |
9781e040 | 3424 | e->cb(e->opaque, running, reason); |
0bd48850 FB |
3425 | } |
3426 | } | |
3427 | ||
d6dc3d42 AL |
3428 | static void resume_all_vcpus(void); |
3429 | static void pause_all_vcpus(void); | |
3430 | ||
8a7ddc38 FB |
3431 | void vm_start(void) |
3432 | { | |
3433 | if (!vm_running) { | |
3434 | cpu_enable_ticks(); | |
3435 | vm_running = 1; | |
9781e040 | 3436 | vm_state_notify(1, 0); |
efe75411 | 3437 | qemu_rearm_alarm_timer(alarm_timer); |
d6dc3d42 | 3438 | resume_all_vcpus(); |
8a7ddc38 FB |
3439 | } |
3440 | } | |
3441 | ||
bb0c6722 FB |
3442 | /* reset/shutdown handler */ |
3443 | ||
3444 | typedef struct QEMUResetEntry { | |
3445 | QEMUResetHandler *func; | |
3446 | void *opaque; | |
3447 | struct QEMUResetEntry *next; | |
3448 | } QEMUResetEntry; | |
3449 | ||
3450 | static QEMUResetEntry *first_reset_entry; | |
3451 | static int reset_requested; | |
3452 | static int shutdown_requested; | |
3475187d | 3453 | static int powerdown_requested; |
e568902a | 3454 | static int debug_requested; |
6e29f5da | 3455 | static int vmstop_requested; |
bb0c6722 | 3456 | |
cf7a2fe2 AJ |
3457 | int qemu_shutdown_requested(void) |
3458 | { | |
3459 | int r = shutdown_requested; | |
3460 | shutdown_requested = 0; | |
3461 | return r; | |
3462 | } | |
3463 | ||
3464 | int qemu_reset_requested(void) | |
3465 | { | |
3466 | int r = reset_requested; | |
3467 | reset_requested = 0; | |
3468 | return r; | |
3469 | } | |
3470 | ||
3471 | int qemu_powerdown_requested(void) | |
3472 | { | |
3473 | int r = powerdown_requested; | |
3474 | powerdown_requested = 0; | |
3475 | return r; | |
3476 | } | |
3477 | ||
e568902a AL |
3478 | static int qemu_debug_requested(void) |
3479 | { | |
3480 | int r = debug_requested; | |
3481 | debug_requested = 0; | |
3482 | return r; | |
3483 | } | |
3484 | ||
6e29f5da AL |
3485 | static int qemu_vmstop_requested(void) |
3486 | { | |
3487 | int r = vmstop_requested; | |
3488 | vmstop_requested = 0; | |
3489 | return r; | |
3490 | } | |
3491 | ||
3492 | static void do_vm_stop(int reason) | |
3493 | { | |
3494 | if (vm_running) { | |
3495 | cpu_disable_ticks(); | |
3496 | vm_running = 0; | |
d6dc3d42 | 3497 | pause_all_vcpus(); |
6e29f5da AL |
3498 | vm_state_notify(0, reason); |
3499 | } | |
3500 | } | |
3501 | ||
a08d4367 | 3502 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) |
bb0c6722 FB |
3503 | { |
3504 | QEMUResetEntry **pre, *re; | |
3505 | ||
3506 | pre = &first_reset_entry; | |
a08d4367 | 3507 | while (*pre != NULL) |
bb0c6722 FB |
3508 | pre = &(*pre)->next; |
3509 | re = qemu_mallocz(sizeof(QEMUResetEntry)); | |
3510 | re->func = func; | |
3511 | re->opaque = opaque; | |
3512 | re->next = NULL; | |
3513 | *pre = re; | |
3514 | } | |
3515 | ||
cf7a2fe2 | 3516 | void qemu_system_reset(void) |
bb0c6722 FB |
3517 | { |
3518 | QEMUResetEntry *re; | |
3519 | ||
3520 | /* reset all devices */ | |
3521 | for(re = first_reset_entry; re != NULL; re = re->next) { | |
3522 | re->func(re->opaque); | |
3523 | } | |
3524 | } | |
3525 | ||
3526 | void qemu_system_reset_request(void) | |
3527 | { | |
d1beab82 FB |
3528 | if (no_reboot) { |
3529 | shutdown_requested = 1; | |
3530 | } else { | |
3531 | reset_requested = 1; | |
3532 | } | |
d9f75a4e | 3533 | qemu_notify_event(); |
bb0c6722 FB |
3534 | } |
3535 | ||
3536 | void qemu_system_shutdown_request(void) | |
3537 | { | |
3538 | shutdown_requested = 1; | |
d9f75a4e | 3539 | qemu_notify_event(); |
bb0c6722 FB |
3540 | } |
3541 | ||
3475187d FB |
3542 | void qemu_system_powerdown_request(void) |
3543 | { | |
3544 | powerdown_requested = 1; | |
d9f75a4e AL |
3545 | qemu_notify_event(); |
3546 | } | |
3547 | ||
d6dc3d42 AL |
3548 | #ifdef CONFIG_IOTHREAD |
3549 | static void qemu_system_vmstop_request(int reason) | |
d9f75a4e | 3550 | { |
d6dc3d42 AL |
3551 | vmstop_requested = reason; |
3552 | qemu_notify_event(); | |
bb0c6722 | 3553 | } |
d6dc3d42 | 3554 | #endif |
bb0c6722 | 3555 | |
50317c7f AL |
3556 | #ifndef _WIN32 |
3557 | static int io_thread_fd = -1; | |
3558 | ||
3559 | static void qemu_event_increment(void) | |
3fcf7b6b | 3560 | { |
50317c7f AL |
3561 | static const char byte = 0; |
3562 | ||
3563 | if (io_thread_fd == -1) | |
3564 | return; | |
3565 | ||
3566 | write(io_thread_fd, &byte, sizeof(byte)); | |
3567 | } | |
3568 | ||
3569 | static void qemu_event_read(void *opaque) | |
3570 | { | |
3571 | int fd = (unsigned long)opaque; | |
3572 | ssize_t len; | |
3573 | ||
3574 | /* Drain the notify pipe */ | |
3575 | do { | |
3576 | char buffer[512]; | |
3577 | len = read(fd, buffer, sizeof(buffer)); | |
3578 | } while ((len == -1 && errno == EINTR) || len > 0); | |
3579 | } | |
3580 | ||
3581 | static int qemu_event_init(void) | |
3582 | { | |
3583 | int err; | |
3584 | int fds[2]; | |
3585 | ||
3586 | err = pipe(fds); | |
3587 | if (err == -1) | |
3588 | return -errno; | |
3589 | ||
3590 | err = fcntl_setfl(fds[0], O_NONBLOCK); | |
3591 | if (err < 0) | |
3592 | goto fail; | |
3593 | ||
3594 | err = fcntl_setfl(fds[1], O_NONBLOCK); | |
3595 | if (err < 0) | |
3596 | goto fail; | |
3597 | ||
3598 | qemu_set_fd_handler2(fds[0], NULL, qemu_event_read, NULL, | |
3599 | (void *)(unsigned long)fds[0]); | |
3600 | ||
3601 | io_thread_fd = fds[1]; | |
a7e21219 JK |
3602 | return 0; |
3603 | ||
50317c7f AL |
3604 | fail: |
3605 | close(fds[0]); | |
3606 | close(fds[1]); | |
3607 | return err; | |
3608 | } | |
3609 | #else | |
3610 | HANDLE qemu_event_handle; | |
3611 | ||
3612 | static void dummy_event_handler(void *opaque) | |
3613 | { | |
3614 | } | |
3615 | ||
3616 | static int qemu_event_init(void) | |
3617 | { | |
3618 | qemu_event_handle = CreateEvent(NULL, FALSE, FALSE, NULL); | |
3619 | if (!qemu_event_handle) { | |
3620 | perror("Failed CreateEvent"); | |
3621 | return -1; | |
3622 | } | |
3623 | qemu_add_wait_object(qemu_event_handle, dummy_event_handler, NULL); | |
3fcf7b6b AL |
3624 | return 0; |
3625 | } | |
3626 | ||
50317c7f AL |
3627 | static void qemu_event_increment(void) |
3628 | { | |
3629 | SetEvent(qemu_event_handle); | |
3630 | } | |
3631 | #endif | |
3632 | ||
d6dc3d42 AL |
3633 | static int cpu_can_run(CPUState *env) |
3634 | { | |
3635 | if (env->stop) | |
3636 | return 0; | |
3637 | if (env->stopped) | |
3638 | return 0; | |
3639 | return 1; | |
3640 | } | |
3641 | ||
3642 | #ifndef CONFIG_IOTHREAD | |
50317c7f AL |
3643 | static int qemu_init_main_loop(void) |
3644 | { | |
3645 | return qemu_event_init(); | |
3646 | } | |
3647 | ||
0bf46a40 AL |
3648 | void qemu_init_vcpu(void *_env) |
3649 | { | |
3650 | CPUState *env = _env; | |
3651 | ||
3652 | if (kvm_enabled()) | |
3653 | kvm_init_vcpu(env); | |
3654 | return; | |
3655 | } | |
3656 | ||
8edac960 AL |
3657 | int qemu_cpu_self(void *env) |
3658 | { | |
3659 | return 1; | |
3660 | } | |
3661 | ||
d6dc3d42 AL |
3662 | static void resume_all_vcpus(void) |
3663 | { | |
3664 | } | |
3665 | ||
3666 | static void pause_all_vcpus(void) | |
3667 | { | |
3668 | } | |
3669 | ||
8edac960 AL |
3670 | void qemu_cpu_kick(void *env) |
3671 | { | |
3672 | return; | |
3673 | } | |
3674 | ||
d6dc3d42 AL |
3675 | void qemu_notify_event(void) |
3676 | { | |
3677 | CPUState *env = cpu_single_env; | |
3678 | ||
3679 | if (env) { | |
3680 | cpu_exit(env); | |
3681 | #ifdef USE_KQEMU | |
3682 | if (env->kqemu_enabled) | |
3683 | kqemu_cpu_interrupt(env); | |
3684 | #endif | |
3685 | } | |
3686 | } | |
3687 | ||
4870852c AL |
3688 | #define qemu_mutex_lock_iothread() do { } while (0) |
3689 | #define qemu_mutex_unlock_iothread() do { } while (0) | |
3690 | ||
6e29f5da AL |
3691 | void vm_stop(int reason) |
3692 | { | |
3693 | do_vm_stop(reason); | |
3694 | } | |
3695 | ||
d6dc3d42 AL |
3696 | #else /* CONFIG_IOTHREAD */ |
3697 | ||
3698 | #include "qemu-thread.h" | |
3699 | ||
3700 | QemuMutex qemu_global_mutex; | |
3701 | static QemuMutex qemu_fair_mutex; | |
3702 | ||
3703 | static QemuThread io_thread; | |
3704 | ||
3705 | static QemuThread *tcg_cpu_thread; | |
3706 | static QemuCond *tcg_halt_cond; | |
3707 | ||
3708 | static int qemu_system_ready; | |
3709 | /* cpu creation */ | |
3710 | static QemuCond qemu_cpu_cond; | |
3711 | /* system init */ | |
3712 | static QemuCond qemu_system_cond; | |
3713 | static QemuCond qemu_pause_cond; | |
3714 | ||
3715 | static void block_io_signals(void); | |
3716 | static void unblock_io_signals(void); | |
3717 | static int tcg_has_work(void); | |
3718 | ||
3719 | static int qemu_init_main_loop(void) | |
3720 | { | |
3721 | int ret; | |
3722 | ||
3723 | ret = qemu_event_init(); | |
3724 | if (ret) | |
3725 | return ret; | |
3726 | ||
3727 | qemu_cond_init(&qemu_pause_cond); | |
3728 | qemu_mutex_init(&qemu_fair_mutex); | |
3729 | qemu_mutex_init(&qemu_global_mutex); | |
3730 | qemu_mutex_lock(&qemu_global_mutex); | |
3731 | ||
3732 | unblock_io_signals(); | |
3733 | qemu_thread_self(&io_thread); | |
3734 | ||
3735 | return 0; | |
3736 | } | |
3737 | ||
3738 | static void qemu_wait_io_event(CPUState *env) | |
3739 | { | |
3740 | while (!tcg_has_work()) | |
3741 | qemu_cond_timedwait(env->halt_cond, &qemu_global_mutex, 1000); | |
3742 | ||
3743 | qemu_mutex_unlock(&qemu_global_mutex); | |
3744 | ||
3745 | /* | |
3746 | * Users of qemu_global_mutex can be starved, having no chance | |
3747 | * to acquire it since this path will get to it first. | |
3748 | * So use another lock to provide fairness. | |
3749 | */ | |
3750 | qemu_mutex_lock(&qemu_fair_mutex); | |
3751 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3752 | ||
3753 | qemu_mutex_lock(&qemu_global_mutex); | |
3754 | if (env->stop) { | |
3755 | env->stop = 0; | |
3756 | env->stopped = 1; | |
3757 | qemu_cond_signal(&qemu_pause_cond); | |
3758 | } | |
3759 | } | |
3760 | ||
3761 | static int qemu_cpu_exec(CPUState *env); | |
3762 | ||
3763 | static void *kvm_cpu_thread_fn(void *arg) | |
3764 | { | |
3765 | CPUState *env = arg; | |
3766 | ||
3767 | block_io_signals(); | |
3768 | qemu_thread_self(env->thread); | |
3769 | ||
3770 | /* signal CPU creation */ | |
3771 | qemu_mutex_lock(&qemu_global_mutex); | |
3772 | env->created = 1; | |
3773 | qemu_cond_signal(&qemu_cpu_cond); | |
3774 | ||
3775 | /* and wait for machine initialization */ | |
3776 | while (!qemu_system_ready) | |
3777 | qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100); | |
3778 | ||
3779 | while (1) { | |
3780 | if (cpu_can_run(env)) | |
3781 | qemu_cpu_exec(env); | |
3782 | qemu_wait_io_event(env); | |
3783 | } | |
3784 | ||
3785 | return NULL; | |
3786 | } | |
3787 | ||
3788 | static void tcg_cpu_exec(void); | |
3789 | ||
3790 | static void *tcg_cpu_thread_fn(void *arg) | |
3791 | { | |
3792 | CPUState *env = arg; | |
3793 | ||
3794 | block_io_signals(); | |
3795 | qemu_thread_self(env->thread); | |
3796 | ||
3797 | /* signal CPU creation */ | |
3798 | qemu_mutex_lock(&qemu_global_mutex); | |
3799 | for (env = first_cpu; env != NULL; env = env->next_cpu) | |
3800 | env->created = 1; | |
3801 | qemu_cond_signal(&qemu_cpu_cond); | |
3802 | ||
3803 | /* and wait for machine initialization */ | |
3804 | while (!qemu_system_ready) | |
3805 | qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100); | |
3806 | ||
3807 | while (1) { | |
3808 | tcg_cpu_exec(); | |
3809 | qemu_wait_io_event(cur_cpu); | |
3810 | } | |
3811 | ||
3812 | return NULL; | |
3813 | } | |
3814 | ||
3815 | void qemu_cpu_kick(void *_env) | |
3816 | { | |
3817 | CPUState *env = _env; | |
3818 | qemu_cond_broadcast(env->halt_cond); | |
3819 | if (kvm_enabled()) | |
3820 | qemu_thread_signal(env->thread, SIGUSR1); | |
3821 | } | |
3822 | ||
3823 | int qemu_cpu_self(void *env) | |
3824 | { | |
3825 | return (cpu_single_env != NULL); | |
3826 | } | |
3827 | ||
3828 | static void cpu_signal(int sig) | |
3829 | { | |
3830 | if (cpu_single_env) | |
3831 | cpu_exit(cpu_single_env); | |
3832 | } | |
3833 | ||
3834 | static void block_io_signals(void) | |
3835 | { | |
3836 | sigset_t set; | |
3837 | struct sigaction sigact; | |
3838 | ||
3839 | sigemptyset(&set); | |
3840 | sigaddset(&set, SIGUSR2); | |
3841 | sigaddset(&set, SIGIO); | |
3842 | sigaddset(&set, SIGALRM); | |
3843 | pthread_sigmask(SIG_BLOCK, &set, NULL); | |
3844 | ||
3845 | sigemptyset(&set); | |
3846 | sigaddset(&set, SIGUSR1); | |
3847 | pthread_sigmask(SIG_UNBLOCK, &set, NULL); | |
3848 | ||
3849 | memset(&sigact, 0, sizeof(sigact)); | |
3850 | sigact.sa_handler = cpu_signal; | |
3851 | sigaction(SIGUSR1, &sigact, NULL); | |
3852 | } | |
3853 | ||
3854 | static void unblock_io_signals(void) | |
3855 | { | |
3856 | sigset_t set; | |
3857 | ||
3858 | sigemptyset(&set); | |
3859 | sigaddset(&set, SIGUSR2); | |
3860 | sigaddset(&set, SIGIO); | |
3861 | sigaddset(&set, SIGALRM); | |
3862 | pthread_sigmask(SIG_UNBLOCK, &set, NULL); | |
3863 | ||
3864 | sigemptyset(&set); | |
3865 | sigaddset(&set, SIGUSR1); | |
3866 | pthread_sigmask(SIG_BLOCK, &set, NULL); | |
3867 | } | |
3868 | ||
3869 | static void qemu_signal_lock(unsigned int msecs) | |
3870 | { | |
3871 | qemu_mutex_lock(&qemu_fair_mutex); | |
3872 | ||
3873 | while (qemu_mutex_trylock(&qemu_global_mutex)) { | |
3874 | qemu_thread_signal(tcg_cpu_thread, SIGUSR1); | |
3875 | if (!qemu_mutex_timedlock(&qemu_global_mutex, msecs)) | |
3876 | break; | |
3877 | } | |
3878 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3879 | } | |
3880 | ||
3881 | static void qemu_mutex_lock_iothread(void) | |
3882 | { | |
3883 | if (kvm_enabled()) { | |
3884 | qemu_mutex_lock(&qemu_fair_mutex); | |
3885 | qemu_mutex_lock(&qemu_global_mutex); | |
3886 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3887 | } else | |
3888 | qemu_signal_lock(100); | |
3889 | } | |
3890 | ||
3891 | static void qemu_mutex_unlock_iothread(void) | |
3892 | { | |
3893 | qemu_mutex_unlock(&qemu_global_mutex); | |
3894 | } | |
3895 | ||
3896 | static int all_vcpus_paused(void) | |
3897 | { | |
3898 | CPUState *penv = first_cpu; | |
3899 | ||
3900 | while (penv) { | |
3901 | if (!penv->stopped) | |
3902 | return 0; | |
3903 | penv = (CPUState *)penv->next_cpu; | |
3904 | } | |
3905 | ||
3906 | return 1; | |
3907 | } | |
3908 | ||
3909 | static void pause_all_vcpus(void) | |
3910 | { | |
3911 | CPUState *penv = first_cpu; | |
3912 | ||
3913 | while (penv) { | |
3914 | penv->stop = 1; | |
3915 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3916 | qemu_cpu_kick(penv); | |
3917 | penv = (CPUState *)penv->next_cpu; | |
3918 | } | |
3919 | ||
3920 | while (!all_vcpus_paused()) { | |
3921 | qemu_cond_timedwait(&qemu_pause_cond, &qemu_global_mutex, 100); | |
3922 | penv = first_cpu; | |
3923 | while (penv) { | |
3924 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3925 | penv = (CPUState *)penv->next_cpu; | |
3926 | } | |
3927 | } | |
3928 | } | |
3929 | ||
3930 | static void resume_all_vcpus(void) | |
3931 | { | |
3932 | CPUState *penv = first_cpu; | |
3933 | ||
3934 | while (penv) { | |
3935 | penv->stop = 0; | |
3936 | penv->stopped = 0; | |
3937 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3938 | qemu_cpu_kick(penv); | |
3939 | penv = (CPUState *)penv->next_cpu; | |
3940 | } | |
3941 | } | |
3942 | ||
3943 | static void tcg_init_vcpu(void *_env) | |
3944 | { | |
3945 | CPUState *env = _env; | |
3946 | /* share a single thread for all cpus with TCG */ | |
3947 | if (!tcg_cpu_thread) { | |
3948 | env->thread = qemu_mallocz(sizeof(QemuThread)); | |
3949 | env->halt_cond = qemu_mallocz(sizeof(QemuCond)); | |
3950 | qemu_cond_init(env->halt_cond); | |
3951 | qemu_thread_create(env->thread, tcg_cpu_thread_fn, env); | |
3952 | while (env->created == 0) | |
3953 | qemu_cond_timedwait(&qemu_cpu_cond, &qemu_global_mutex, 100); | |
3954 | tcg_cpu_thread = env->thread; | |
3955 | tcg_halt_cond = env->halt_cond; | |
3956 | } else { | |
3957 | env->thread = tcg_cpu_thread; | |
3958 | env->halt_cond = tcg_halt_cond; | |
3959 | } | |
3960 | } | |
3961 | ||
3962 | static void kvm_start_vcpu(CPUState *env) | |
3963 | { | |
3964 | kvm_init_vcpu(env); | |
3965 | env->thread = qemu_mallocz(sizeof(QemuThread)); | |
3966 | env->halt_cond = qemu_mallocz(sizeof(QemuCond)); | |
3967 | qemu_cond_init(env->halt_cond); | |
3968 | qemu_thread_create(env->thread, kvm_cpu_thread_fn, env); | |
3969 | while (env->created == 0) | |
3970 | qemu_cond_timedwait(&qemu_cpu_cond, &qemu_global_mutex, 100); | |
3971 | } | |
3972 | ||
3973 | void qemu_init_vcpu(void *_env) | |
3974 | { | |
3975 | CPUState *env = _env; | |
3976 | ||
3977 | if (kvm_enabled()) | |
3978 | kvm_start_vcpu(env); | |
3979 | else | |
3980 | tcg_init_vcpu(env); | |
3981 | } | |
3982 | ||
3983 | void qemu_notify_event(void) | |
3984 | { | |
3985 | qemu_event_increment(); | |
3986 | } | |
3987 | ||
3988 | void vm_stop(int reason) | |
3989 | { | |
3990 | QemuThread me; | |
3991 | qemu_thread_self(&me); | |
3992 | ||
3993 | if (!qemu_thread_equal(&me, &io_thread)) { | |
3994 | qemu_system_vmstop_request(reason); | |
3995 | /* | |
3996 | * FIXME: should not return to device code in case | |
3997 | * vm_stop() has been requested. | |
3998 | */ | |
3999 | if (cpu_single_env) { | |
4000 | cpu_exit(cpu_single_env); | |
4001 | cpu_single_env->stop = 1; | |
4002 | } | |
4003 | return; | |
4004 | } | |
4005 | do_vm_stop(reason); | |
4006 | } | |
4007 | ||
4008 | #endif | |
4009 | ||
4010 | ||
877cf882 | 4011 | #ifdef _WIN32 |
69d6451c | 4012 | static void host_main_loop_wait(int *timeout) |
56f3a5d0 AL |
4013 | { |
4014 | int ret, ret2, i; | |
f331110f FB |
4015 | PollingEntry *pe; |
4016 | ||
c4b1fcc0 | 4017 | |
f331110f FB |
4018 | /* XXX: need to suppress polling by better using win32 events */ |
4019 | ret = 0; | |
4020 | for(pe = first_polling_entry; pe != NULL; pe = pe->next) { | |
4021 | ret |= pe->func(pe->opaque); | |
4022 | } | |
e6b1e558 | 4023 | if (ret == 0) { |
a18e524a FB |
4024 | int err; |
4025 | WaitObjects *w = &wait_objects; | |
3b46e624 | 4026 | |
56f3a5d0 | 4027 | ret = WaitForMultipleObjects(w->num, w->events, FALSE, *timeout); |
a18e524a FB |
4028 | if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) { |
4029 | if (w->func[ret - WAIT_OBJECT_0]) | |
4030 | w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]); | |
3b46e624 | 4031 | |
5fafdf24 | 4032 | /* Check for additional signaled events */ |
e6b1e558 | 4033 | for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) { |
3b46e624 | 4034 | |
e6b1e558 TS |
4035 | /* Check if event is signaled */ |
4036 | ret2 = WaitForSingleObject(w->events[i], 0); | |
4037 | if(ret2 == WAIT_OBJECT_0) { | |
4038 | if (w->func[i]) | |
4039 | w->func[i](w->opaque[i]); | |
4040 | } else if (ret2 == WAIT_TIMEOUT) { | |
4041 | } else { | |
4042 | err = GetLastError(); | |
4043 | fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err); | |
3b46e624 TS |
4044 | } |
4045 | } | |
a18e524a FB |
4046 | } else if (ret == WAIT_TIMEOUT) { |
4047 | } else { | |
4048 | err = GetLastError(); | |
e6b1e558 | 4049 | fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err); |
a18e524a | 4050 | } |
f331110f | 4051 | } |
56f3a5d0 AL |
4052 | |
4053 | *timeout = 0; | |
4054 | } | |
4055 | #else | |
69d6451c | 4056 | static void host_main_loop_wait(int *timeout) |
56f3a5d0 AL |
4057 | { |
4058 | } | |
fd1dff4b | 4059 | #endif |
56f3a5d0 AL |
4060 | |
4061 | void main_loop_wait(int timeout) | |
4062 | { | |
4063 | IOHandlerRecord *ioh; | |
4064 | fd_set rfds, wfds, xfds; | |
4065 | int ret, nfds; | |
4066 | struct timeval tv; | |
4067 | ||
4068 | qemu_bh_update_timeout(&timeout); | |
4069 | ||
4070 | host_main_loop_wait(&timeout); | |
4071 | ||
fd1dff4b FB |
4072 | /* poll any events */ |
4073 | /* XXX: separate device handlers from system ones */ | |
6abfbd79 | 4074 | nfds = -1; |
fd1dff4b FB |
4075 | FD_ZERO(&rfds); |
4076 | FD_ZERO(&wfds); | |
e035649e | 4077 | FD_ZERO(&xfds); |
fd1dff4b | 4078 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
cafffd40 TS |
4079 | if (ioh->deleted) |
4080 | continue; | |
fd1dff4b FB |
4081 | if (ioh->fd_read && |
4082 | (!ioh->fd_read_poll || | |
4083 | ioh->fd_read_poll(ioh->opaque) != 0)) { | |
4084 | FD_SET(ioh->fd, &rfds); | |
4085 | if (ioh->fd > nfds) | |
4086 | nfds = ioh->fd; | |
4087 | } | |
4088 | if (ioh->fd_write) { | |
4089 | FD_SET(ioh->fd, &wfds); | |
4090 | if (ioh->fd > nfds) | |
4091 | nfds = ioh->fd; | |
4092 | } | |
4093 | } | |
3b46e624 | 4094 | |
56f3a5d0 AL |
4095 | tv.tv_sec = timeout / 1000; |
4096 | tv.tv_usec = (timeout % 1000) * 1000; | |
4097 | ||
d918f23e JK |
4098 | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); |
4099 | ||
4870852c | 4100 | qemu_mutex_unlock_iothread(); |
e035649e | 4101 | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv); |
4870852c | 4102 | qemu_mutex_lock_iothread(); |
fd1dff4b | 4103 | if (ret > 0) { |
cafffd40 TS |
4104 | IOHandlerRecord **pioh; |
4105 | ||
4106 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
6ab43fdc | 4107 | if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) { |
fd1dff4b | 4108 | ioh->fd_read(ioh->opaque); |
7c9d8e07 | 4109 | } |
6ab43fdc | 4110 | if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) { |
fd1dff4b | 4111 | ioh->fd_write(ioh->opaque); |
c4b1fcc0 | 4112 | } |
b4608c04 | 4113 | } |
cafffd40 TS |
4114 | |
4115 | /* remove deleted IO handlers */ | |
4116 | pioh = &first_io_handler; | |
4117 | while (*pioh) { | |
4118 | ioh = *pioh; | |
4119 | if (ioh->deleted) { | |
4120 | *pioh = ioh->next; | |
4121 | qemu_free(ioh); | |
5fafdf24 | 4122 | } else |
cafffd40 TS |
4123 | pioh = &ioh->next; |
4124 | } | |
fd1dff4b | 4125 | } |
d918f23e JK |
4126 | |
4127 | slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0)); | |
b4608c04 | 4128 | |
50317c7f AL |
4129 | /* rearm timer, if not periodic */ |
4130 | if (alarm_timer->flags & ALARM_FLAG_EXPIRED) { | |
4131 | alarm_timer->flags &= ~ALARM_FLAG_EXPIRED; | |
4132 | qemu_rearm_alarm_timer(alarm_timer); | |
4133 | } | |
4134 | ||
357c692c | 4135 | /* vm time timers */ |
d6dc3d42 AL |
4136 | if (vm_running) { |
4137 | if (!cur_cpu || likely(!(cur_cpu->singlestep_enabled & SSTEP_NOTIMER))) | |
4138 | qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], | |
4139 | qemu_get_clock(vm_clock)); | |
4140 | } | |
357c692c AL |
4141 | |
4142 | /* real time timers */ | |
4143 | qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], | |
4144 | qemu_get_clock(rt_clock)); | |
4145 | ||
423f0742 PB |
4146 | /* Check bottom-halves last in case any of the earlier events triggered |
4147 | them. */ | |
4148 | qemu_bh_poll(); | |
3b46e624 | 4149 | |
5905b2e5 FB |
4150 | } |
4151 | ||
43b96858 | 4152 | static int qemu_cpu_exec(CPUState *env) |
5905b2e5 | 4153 | { |
43b96858 | 4154 | int ret; |
89bfc105 FB |
4155 | #ifdef CONFIG_PROFILER |
4156 | int64_t ti; | |
4157 | #endif | |
5905b2e5 | 4158 | |
89bfc105 | 4159 | #ifdef CONFIG_PROFILER |
43b96858 | 4160 | ti = profile_getclock(); |
89bfc105 | 4161 | #endif |
43b96858 AL |
4162 | if (use_icount) { |
4163 | int64_t count; | |
4164 | int decr; | |
4165 | qemu_icount -= (env->icount_decr.u16.low + env->icount_extra); | |
4166 | env->icount_decr.u16.low = 0; | |
4167 | env->icount_extra = 0; | |
4168 | count = qemu_next_deadline(); | |
4169 | count = (count + (1 << icount_time_shift) - 1) | |
4170 | >> icount_time_shift; | |
4171 | qemu_icount += count; | |
4172 | decr = (count > 0xffff) ? 0xffff : count; | |
4173 | count -= decr; | |
4174 | env->icount_decr.u16.low = decr; | |
4175 | env->icount_extra = count; | |
4176 | } | |
4177 | ret = cpu_exec(env); | |
89bfc105 | 4178 | #ifdef CONFIG_PROFILER |
43b96858 | 4179 | qemu_time += profile_getclock() - ti; |
89bfc105 | 4180 | #endif |
43b96858 AL |
4181 | if (use_icount) { |
4182 | /* Fold pending instructions back into the | |
4183 | instruction counter, and clear the interrupt flag. */ | |
4184 | qemu_icount -= (env->icount_decr.u16.low | |
4185 | + env->icount_extra); | |
4186 | env->icount_decr.u32 = 0; | |
4187 | env->icount_extra = 0; | |
4188 | } | |
4189 | return ret; | |
4190 | } | |
4191 | ||
e6e35b1e AL |
4192 | static void tcg_cpu_exec(void) |
4193 | { | |
d6dc3d42 | 4194 | int ret = 0; |
e6e35b1e AL |
4195 | |
4196 | if (next_cpu == NULL) | |
4197 | next_cpu = first_cpu; | |
4198 | for (; next_cpu != NULL; next_cpu = next_cpu->next_cpu) { | |
4199 | CPUState *env = cur_cpu = next_cpu; | |
4200 | ||
4201 | if (!vm_running) | |
4202 | break; | |
4203 | if (timer_alarm_pending) { | |
4204 | timer_alarm_pending = 0; | |
4205 | break; | |
4206 | } | |
d6dc3d42 AL |
4207 | if (cpu_can_run(env)) |
4208 | ret = qemu_cpu_exec(env); | |
e6e35b1e AL |
4209 | if (ret == EXCP_DEBUG) { |
4210 | gdb_set_stop_cpu(env); | |
4211 | debug_requested = 1; | |
4212 | break; | |
4213 | } | |
4214 | } | |
4215 | } | |
4216 | ||
43b96858 AL |
4217 | static int cpu_has_work(CPUState *env) |
4218 | { | |
d6dc3d42 AL |
4219 | if (env->stop) |
4220 | return 1; | |
4221 | if (env->stopped) | |
4222 | return 0; | |
43b96858 AL |
4223 | if (!env->halted) |
4224 | return 1; | |
4225 | if (qemu_cpu_has_work(env)) | |
4226 | return 1; | |
4227 | return 0; | |
4228 | } | |
4229 | ||
4230 | static int tcg_has_work(void) | |
4231 | { | |
4232 | CPUState *env; | |
4233 | ||
4234 | for (env = first_cpu; env != NULL; env = env->next_cpu) | |
4235 | if (cpu_has_work(env)) | |
4236 | return 1; | |
4237 | return 0; | |
4238 | } | |
4239 | ||
4240 | static int qemu_calculate_timeout(void) | |
4241 | { | |
b319820d | 4242 | #ifndef CONFIG_IOTHREAD |
43b96858 AL |
4243 | int timeout; |
4244 | ||
4245 | if (!vm_running) | |
4246 | timeout = 5000; | |
4247 | else if (tcg_has_work()) | |
4248 | timeout = 0; | |
4249 | else if (!use_icount) | |
4250 | timeout = 5000; | |
4251 | else { | |
4252 | /* XXX: use timeout computed from timers */ | |
4253 | int64_t add; | |
4254 | int64_t delta; | |
4255 | /* Advance virtual time to the next event. */ | |
4256 | if (use_icount == 1) { | |
4257 | /* When not using an adaptive execution frequency | |
4258 | we tend to get badly out of sync with real time, | |
4259 | so just delay for a reasonable amount of time. */ | |
4260 | delta = 0; | |
4261 | } else { | |
4262 | delta = cpu_get_icount() - cpu_get_clock(); | |
4263 | } | |
4264 | if (delta > 0) { | |
4265 | /* If virtual time is ahead of real time then just | |
4266 | wait for IO. */ | |
4267 | timeout = (delta / 1000000) + 1; | |
4268 | } else { | |
4269 | /* Wait for either IO to occur or the next | |
4270 | timer event. */ | |
4271 | add = qemu_next_deadline(); | |
4272 | /* We advance the timer before checking for IO. | |
4273 | Limit the amount we advance so that early IO | |
4274 | activity won't get the guest too far ahead. */ | |
4275 | if (add > 10000000) | |
4276 | add = 10000000; | |
4277 | delta += add; | |
4278 | add = (add + (1 << icount_time_shift) - 1) | |
4279 | >> icount_time_shift; | |
4280 | qemu_icount += add; | |
4281 | timeout = delta / 1000000; | |
4282 | if (timeout < 0) | |
4283 | timeout = 0; | |
4284 | } | |
4285 | } | |
4286 | ||
4287 | return timeout; | |
b319820d LC |
4288 | #else /* CONFIG_IOTHREAD */ |
4289 | return 1000; | |
4290 | #endif | |
43b96858 AL |
4291 | } |
4292 | ||
4293 | static int vm_can_run(void) | |
4294 | { | |
4295 | if (powerdown_requested) | |
4296 | return 0; | |
4297 | if (reset_requested) | |
4298 | return 0; | |
4299 | if (shutdown_requested) | |
4300 | return 0; | |
e568902a AL |
4301 | if (debug_requested) |
4302 | return 0; | |
43b96858 AL |
4303 | return 1; |
4304 | } | |
4305 | ||
4306 | static void main_loop(void) | |
4307 | { | |
6e29f5da | 4308 | int r; |
e6e35b1e | 4309 | |
d6dc3d42 AL |
4310 | #ifdef CONFIG_IOTHREAD |
4311 | qemu_system_ready = 1; | |
4312 | qemu_cond_broadcast(&qemu_system_cond); | |
4313 | #endif | |
4314 | ||
6e29f5da | 4315 | for (;;) { |
43b96858 | 4316 | do { |
e6e35b1e AL |
4317 | #ifdef CONFIG_PROFILER |
4318 | int64_t ti; | |
4319 | #endif | |
d6dc3d42 | 4320 | #ifndef CONFIG_IOTHREAD |
e6e35b1e | 4321 | tcg_cpu_exec(); |
d6dc3d42 | 4322 | #endif |
89bfc105 | 4323 | #ifdef CONFIG_PROFILER |
43b96858 | 4324 | ti = profile_getclock(); |
89bfc105 | 4325 | #endif |
43b96858 | 4326 | main_loop_wait(qemu_calculate_timeout()); |
89bfc105 | 4327 | #ifdef CONFIG_PROFILER |
43b96858 | 4328 | dev_time += profile_getclock() - ti; |
89bfc105 | 4329 | #endif |
e568902a | 4330 | } while (vm_can_run()); |
43b96858 | 4331 | |
e568902a AL |
4332 | if (qemu_debug_requested()) |
4333 | vm_stop(EXCP_DEBUG); | |
43b96858 AL |
4334 | if (qemu_shutdown_requested()) { |
4335 | if (no_shutdown) { | |
4336 | vm_stop(0); | |
4337 | no_shutdown = 0; | |
4338 | } else | |
4339 | break; | |
4340 | } | |
d6dc3d42 AL |
4341 | if (qemu_reset_requested()) { |
4342 | pause_all_vcpus(); | |
43b96858 | 4343 | qemu_system_reset(); |
d6dc3d42 AL |
4344 | resume_all_vcpus(); |
4345 | } | |
43b96858 AL |
4346 | if (qemu_powerdown_requested()) |
4347 | qemu_system_powerdown(); | |
6e29f5da AL |
4348 | if ((r = qemu_vmstop_requested())) |
4349 | vm_stop(r); | |
b4608c04 | 4350 | } |
d6dc3d42 | 4351 | pause_all_vcpus(); |
b4608c04 FB |
4352 | } |
4353 | ||
9bd7e6d9 PB |
4354 | static void version(void) |
4355 | { | |
4a19f1ec | 4356 | printf("QEMU PC emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"); |
9bd7e6d9 PB |
4357 | } |
4358 | ||
15f82208 | 4359 | static void help(int exitcode) |
0824d6fc | 4360 | { |
9bd7e6d9 PB |
4361 | version(); |
4362 | printf("usage: %s [options] [disk_image]\n" | |
0824d6fc | 4363 | "\n" |
a20dd508 | 4364 | "'disk_image' is a raw hard image image for IDE hard disk 0\n" |
fc01f7e7 | 4365 | "\n" |
5824d651 BS |
4366 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4367 | opt_help | |
4368 | #define DEFHEADING(text) stringify(text) "\n" | |
4369 | #include "qemu-options.h" | |
4370 | #undef DEF | |
4371 | #undef DEFHEADING | |
4372 | #undef GEN_DOCS | |
0824d6fc | 4373 | "\n" |
82c643ff | 4374 | "During emulation, the following keys are useful:\n" |
032a8c9e FB |
4375 | "ctrl-alt-f toggle full screen\n" |
4376 | "ctrl-alt-n switch to virtual console 'n'\n" | |
4377 | "ctrl-alt toggle mouse and keyboard grab\n" | |
82c643ff FB |
4378 | "\n" |
4379 | "When using -nographic, press 'ctrl-a h' to get some help.\n" | |
4380 | , | |
0db63474 | 4381 | "qemu", |
a00bad7e | 4382 | DEFAULT_RAM_SIZE, |
7c9d8e07 | 4383 | #ifndef _WIN32 |
a00bad7e | 4384 | DEFAULT_NETWORK_SCRIPT, |
b46a8906 | 4385 | DEFAULT_NETWORK_DOWN_SCRIPT, |
7c9d8e07 | 4386 | #endif |
6e44ba7f | 4387 | DEFAULT_GDBSTUB_PORT, |
bce61846 | 4388 | "/tmp/qemu.log"); |
15f82208 | 4389 | exit(exitcode); |
0824d6fc FB |
4390 | } |
4391 | ||
cd6f1169 FB |
4392 | #define HAS_ARG 0x0001 |
4393 | ||
4394 | enum { | |
5824d651 BS |
4395 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4396 | opt_enum, | |
4397 | #define DEFHEADING(text) | |
4398 | #include "qemu-options.h" | |
4399 | #undef DEF | |
4400 | #undef DEFHEADING | |
4401 | #undef GEN_DOCS | |
cd6f1169 FB |
4402 | }; |
4403 | ||
4404 | typedef struct QEMUOption { | |
4405 | const char *name; | |
4406 | int flags; | |
4407 | int index; | |
4408 | } QEMUOption; | |
4409 | ||
dbed7e40 | 4410 | static const QEMUOption qemu_options[] = { |
cd6f1169 | 4411 | { "h", 0, QEMU_OPTION_h }, |
5824d651 BS |
4412 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4413 | { option, opt_arg, opt_enum }, | |
4414 | #define DEFHEADING(text) | |
4415 | #include "qemu-options.h" | |
4416 | #undef DEF | |
4417 | #undef DEFHEADING | |
4418 | #undef GEN_DOCS | |
cd6f1169 | 4419 | { NULL }, |
fc01f7e7 FB |
4420 | }; |
4421 | ||
1d14ffa9 | 4422 | #ifdef HAS_AUDIO |
6a36d84e | 4423 | struct soundhw soundhw[] = { |
b00052e4 | 4424 | #ifdef HAS_AUDIO_CHOICE |
4ce7ff6e | 4425 | #if defined(TARGET_I386) || defined(TARGET_MIPS) |
fd06c375 FB |
4426 | { |
4427 | "pcspk", | |
4428 | "PC speaker", | |
4429 | 0, | |
4430 | 1, | |
4431 | { .init_isa = pcspk_audio_init } | |
4432 | }, | |
4433 | #endif | |
4c9b53e3 | 4434 | |
4435 | #ifdef CONFIG_SB16 | |
6a36d84e FB |
4436 | { |
4437 | "sb16", | |
4438 | "Creative Sound Blaster 16", | |
4439 | 0, | |
4440 | 1, | |
4441 | { .init_isa = SB16_init } | |
4442 | }, | |
4c9b53e3 | 4443 | #endif |
6a36d84e | 4444 | |
cc53d26d | 4445 | #ifdef CONFIG_CS4231A |
4446 | { | |
4447 | "cs4231a", | |
4448 | "CS4231A", | |
4449 | 0, | |
4450 | 1, | |
4451 | { .init_isa = cs4231a_init } | |
4452 | }, | |
4453 | #endif | |
4454 | ||
1d14ffa9 | 4455 | #ifdef CONFIG_ADLIB |
6a36d84e FB |
4456 | { |
4457 | "adlib", | |
1d14ffa9 | 4458 | #ifdef HAS_YMF262 |
6a36d84e | 4459 | "Yamaha YMF262 (OPL3)", |
1d14ffa9 | 4460 | #else |
6a36d84e | 4461 | "Yamaha YM3812 (OPL2)", |
1d14ffa9 | 4462 | #endif |
6a36d84e FB |
4463 | 0, |
4464 | 1, | |
4465 | { .init_isa = Adlib_init } | |
4466 | }, | |
1d14ffa9 | 4467 | #endif |
6a36d84e | 4468 | |
1d14ffa9 | 4469 | #ifdef CONFIG_GUS |
6a36d84e FB |
4470 | { |
4471 | "gus", | |
4472 | "Gravis Ultrasound GF1", | |
4473 | 0, | |
4474 | 1, | |
4475 | { .init_isa = GUS_init } | |
4476 | }, | |
1d14ffa9 | 4477 | #endif |
6a36d84e | 4478 | |
4c9b53e3 | 4479 | #ifdef CONFIG_AC97 |
e5c9a13e AZ |
4480 | { |
4481 | "ac97", | |
4482 | "Intel 82801AA AC97 Audio", | |
4483 | 0, | |
4484 | 0, | |
4485 | { .init_pci = ac97_init } | |
4486 | }, | |
4c9b53e3 | 4487 | #endif |
e5c9a13e | 4488 | |
4c9b53e3 | 4489 | #ifdef CONFIG_ES1370 |
6a36d84e FB |
4490 | { |
4491 | "es1370", | |
4492 | "ENSONIQ AudioPCI ES1370", | |
4493 | 0, | |
4494 | 0, | |
4495 | { .init_pci = es1370_init } | |
4496 | }, | |
b00052e4 | 4497 | #endif |
6a36d84e | 4498 | |
4c9b53e3 | 4499 | #endif /* HAS_AUDIO_CHOICE */ |
4500 | ||
6a36d84e FB |
4501 | { NULL, NULL, 0, 0, { NULL } } |
4502 | }; | |
4503 | ||
4504 | static void select_soundhw (const char *optarg) | |
4505 | { | |
4506 | struct soundhw *c; | |
4507 | ||
4508 | if (*optarg == '?') { | |
4509 | show_valid_cards: | |
4510 | ||
4511 | printf ("Valid sound card names (comma separated):\n"); | |
4512 | for (c = soundhw; c->name; ++c) { | |
4513 | printf ("%-11s %s\n", c->name, c->descr); | |
4514 | } | |
4515 | printf ("\n-soundhw all will enable all of the above\n"); | |
1d14ffa9 FB |
4516 | exit (*optarg != '?'); |
4517 | } | |
4518 | else { | |
6a36d84e | 4519 | size_t l; |
1d14ffa9 FB |
4520 | const char *p; |
4521 | char *e; | |
4522 | int bad_card = 0; | |
4523 | ||
6a36d84e FB |
4524 | if (!strcmp (optarg, "all")) { |
4525 | for (c = soundhw; c->name; ++c) { | |
4526 | c->enabled = 1; | |
4527 | } | |
4528 | return; | |
4529 | } | |
1d14ffa9 | 4530 | |
6a36d84e | 4531 | p = optarg; |
1d14ffa9 FB |
4532 | while (*p) { |
4533 | e = strchr (p, ','); | |
4534 | l = !e ? strlen (p) : (size_t) (e - p); | |
6a36d84e FB |
4535 | |
4536 | for (c = soundhw; c->name; ++c) { | |
4537 | if (!strncmp (c->name, p, l)) { | |
4538 | c->enabled = 1; | |
1d14ffa9 FB |
4539 | break; |
4540 | } | |
4541 | } | |
6a36d84e FB |
4542 | |
4543 | if (!c->name) { | |
1d14ffa9 FB |
4544 | if (l > 80) { |
4545 | fprintf (stderr, | |
4546 | "Unknown sound card name (too big to show)\n"); | |
4547 | } | |
4548 | else { | |
4549 | fprintf (stderr, "Unknown sound card name `%.*s'\n", | |
4550 | (int) l, p); | |
4551 | } | |
4552 | bad_card = 1; | |
4553 | } | |
4554 | p += l + (e != NULL); | |
4555 | } | |
4556 | ||
4557 | if (bad_card) | |
4558 | goto show_valid_cards; | |
4559 | } | |
4560 | } | |
4561 | #endif | |
4562 | ||
3893c124 | 4563 | static void select_vgahw (const char *p) |
4564 | { | |
4565 | const char *opts; | |
4566 | ||
28b85ed8 AL |
4567 | cirrus_vga_enabled = 0; |
4568 | std_vga_enabled = 0; | |
4569 | vmsvga_enabled = 0; | |
94909d9f | 4570 | xenfb_enabled = 0; |
3893c124 | 4571 | if (strstart(p, "std", &opts)) { |
c2b3b41a | 4572 | std_vga_enabled = 1; |
3893c124 | 4573 | } else if (strstart(p, "cirrus", &opts)) { |
4574 | cirrus_vga_enabled = 1; | |
3893c124 | 4575 | } else if (strstart(p, "vmware", &opts)) { |
3893c124 | 4576 | vmsvga_enabled = 1; |
94909d9f AL |
4577 | } else if (strstart(p, "xenfb", &opts)) { |
4578 | xenfb_enabled = 1; | |
28b85ed8 | 4579 | } else if (!strstart(p, "none", &opts)) { |
3893c124 | 4580 | invalid_vga: |
4581 | fprintf(stderr, "Unknown vga type: %s\n", p); | |
4582 | exit(1); | |
4583 | } | |
cb5a7aa8 | 4584 | while (*opts) { |
4585 | const char *nextopt; | |
4586 | ||
4587 | if (strstart(opts, ",retrace=", &nextopt)) { | |
4588 | opts = nextopt; | |
4589 | if (strstart(opts, "dumb", &nextopt)) | |
4590 | vga_retrace_method = VGA_RETRACE_DUMB; | |
4591 | else if (strstart(opts, "precise", &nextopt)) | |
4592 | vga_retrace_method = VGA_RETRACE_PRECISE; | |
4593 | else goto invalid_vga; | |
4594 | } else goto invalid_vga; | |
4595 | opts = nextopt; | |
4596 | } | |
3893c124 | 4597 | } |
4598 | ||
7d4c3d53 MA |
4599 | #ifdef TARGET_I386 |
4600 | static int balloon_parse(const char *arg) | |
4601 | { | |
4602 | char buf[128]; | |
4603 | const char *p; | |
4604 | ||
4605 | if (!strcmp(arg, "none")) { | |
4606 | virtio_balloon = 0; | |
4607 | } else if (!strncmp(arg, "virtio", 6)) { | |
4608 | virtio_balloon = 1; | |
4609 | if (arg[6] == ',') { | |
4610 | p = arg + 7; | |
4611 | if (get_param_value(buf, sizeof(buf), "addr", p)) { | |
4612 | virtio_balloon_devaddr = strdup(buf); | |
4613 | } | |
4614 | } | |
4615 | } else { | |
4616 | return -1; | |
4617 | } | |
4618 | return 0; | |
4619 | } | |
4620 | #endif | |
4621 | ||
3587d7e6 FB |
4622 | #ifdef _WIN32 |
4623 | static BOOL WINAPI qemu_ctrl_handler(DWORD type) | |
4624 | { | |
4625 | exit(STATUS_CONTROL_C_EXIT); | |
4626 | return TRUE; | |
4627 | } | |
4628 | #endif | |
4629 | ||
c4be29ff | 4630 | int qemu_uuid_parse(const char *str, uint8_t *uuid) |
8fcb1b90 BS |
4631 | { |
4632 | int ret; | |
4633 | ||
4634 | if(strlen(str) != 36) | |
4635 | return -1; | |
4636 | ||
4637 | ret = sscanf(str, UUID_FMT, &uuid[0], &uuid[1], &uuid[2], &uuid[3], | |
4638 | &uuid[4], &uuid[5], &uuid[6], &uuid[7], &uuid[8], &uuid[9], | |
4639 | &uuid[10], &uuid[11], &uuid[12], &uuid[13], &uuid[14], &uuid[15]); | |
4640 | ||
4641 | if(ret != 16) | |
4642 | return -1; | |
4643 | ||
b6f6e3d3 AL |
4644 | #ifdef TARGET_I386 |
4645 | smbios_add_field(1, offsetof(struct smbios_type_1, uuid), 16, uuid); | |
4646 | #endif | |
4647 | ||
8fcb1b90 BS |
4648 | return 0; |
4649 | } | |
4650 | ||
7c9d8e07 | 4651 | #define MAX_NET_CLIENTS 32 |
c20709aa | 4652 | |
5b08fc10 AL |
4653 | #ifndef _WIN32 |
4654 | ||
4655 | static void termsig_handler(int signal) | |
4656 | { | |
4657 | qemu_system_shutdown_request(); | |
4658 | } | |
4659 | ||
7c3370d4 JK |
4660 | static void sigchld_handler(int signal) |
4661 | { | |
4662 | waitpid(-1, NULL, WNOHANG); | |
4663 | } | |
4664 | ||
4665 | static void sighandler_setup(void) | |
5b08fc10 AL |
4666 | { |
4667 | struct sigaction act; | |
4668 | ||
4669 | memset(&act, 0, sizeof(act)); | |
4670 | act.sa_handler = termsig_handler; | |
4671 | sigaction(SIGINT, &act, NULL); | |
4672 | sigaction(SIGHUP, &act, NULL); | |
4673 | sigaction(SIGTERM, &act, NULL); | |
7c3370d4 JK |
4674 | |
4675 | act.sa_handler = sigchld_handler; | |
4676 | act.sa_flags = SA_NOCLDSTOP; | |
4677 | sigaction(SIGCHLD, &act, NULL); | |
5b08fc10 AL |
4678 | } |
4679 | ||
4680 | #endif | |
4681 | ||
5cea8590 PB |
4682 | #ifdef _WIN32 |
4683 | /* Look for support files in the same directory as the executable. */ | |
4684 | static char *find_datadir(const char *argv0) | |
4685 | { | |
4686 | char *p; | |
4687 | char buf[MAX_PATH]; | |
4688 | DWORD len; | |
4689 | ||
4690 | len = GetModuleFileName(NULL, buf, sizeof(buf) - 1); | |
4691 | if (len == 0) { | |
c5947808 | 4692 | return NULL; |
5cea8590 PB |
4693 | } |
4694 | ||
4695 | buf[len] = 0; | |
4696 | p = buf + len - 1; | |
4697 | while (p != buf && *p != '\\') | |
4698 | p--; | |
4699 | *p = 0; | |
4700 | if (access(buf, R_OK) == 0) { | |
4701 | return qemu_strdup(buf); | |
4702 | } | |
4703 | return NULL; | |
4704 | } | |
4705 | #else /* !_WIN32 */ | |
4706 | ||
4707 | /* Find a likely location for support files using the location of the binary. | |
4708 | For installed binaries this will be "$bindir/../share/qemu". When | |
4709 | running from the build tree this will be "$bindir/../pc-bios". */ | |
4710 | #define SHARE_SUFFIX "/share/qemu" | |
4711 | #define BUILD_SUFFIX "/pc-bios" | |
4712 | static char *find_datadir(const char *argv0) | |
4713 | { | |
4714 | char *dir; | |
4715 | char *p = NULL; | |
4716 | char *res; | |
4717 | #ifdef PATH_MAX | |
4718 | char buf[PATH_MAX]; | |
4719 | #endif | |
3a41759d | 4720 | size_t max_len; |
5cea8590 PB |
4721 | |
4722 | #if defined(__linux__) | |
4723 | { | |
4724 | int len; | |
4725 | len = readlink("/proc/self/exe", buf, sizeof(buf) - 1); | |
4726 | if (len > 0) { | |
4727 | buf[len] = 0; | |
4728 | p = buf; | |
4729 | } | |
4730 | } | |
4731 | #elif defined(__FreeBSD__) | |
4732 | { | |
4733 | int len; | |
4734 | len = readlink("/proc/curproc/file", buf, sizeof(buf) - 1); | |
4735 | if (len > 0) { | |
4736 | buf[len] = 0; | |
4737 | p = buf; | |
4738 | } | |
4739 | } | |
4740 | #endif | |
4741 | /* If we don't have any way of figuring out the actual executable | |
4742 | location then try argv[0]. */ | |
4743 | if (!p) { | |
4744 | #ifdef PATH_MAX | |
4745 | p = buf; | |
4746 | #endif | |
4747 | p = realpath(argv0, p); | |
4748 | if (!p) { | |
4749 | return NULL; | |
4750 | } | |
4751 | } | |
4752 | dir = dirname(p); | |
4753 | dir = dirname(dir); | |
4754 | ||
3a41759d BS |
4755 | max_len = strlen(dir) + |
4756 | MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1; | |
4757 | res = qemu_mallocz(max_len); | |
4758 | snprintf(res, max_len, "%s%s", dir, SHARE_SUFFIX); | |
5cea8590 | 4759 | if (access(res, R_OK)) { |
3a41759d | 4760 | snprintf(res, max_len, "%s%s", dir, BUILD_SUFFIX); |
5cea8590 PB |
4761 | if (access(res, R_OK)) { |
4762 | qemu_free(res); | |
4763 | res = NULL; | |
4764 | } | |
4765 | } | |
4766 | #ifndef PATH_MAX | |
4767 | free(p); | |
4768 | #endif | |
4769 | return res; | |
4770 | } | |
4771 | #undef SHARE_SUFFIX | |
4772 | #undef BUILD_SUFFIX | |
4773 | #endif | |
4774 | ||
4775 | char *qemu_find_file(int type, const char *name) | |
4776 | { | |
4777 | int len; | |
4778 | const char *subdir; | |
4779 | char *buf; | |
4780 | ||
4781 | /* If name contains path separators then try it as a straight path. */ | |
4782 | if ((strchr(name, '/') || strchr(name, '\\')) | |
4783 | && access(name, R_OK) == 0) { | |
4784 | return strdup(name); | |
4785 | } | |
4786 | switch (type) { | |
4787 | case QEMU_FILE_TYPE_BIOS: | |
4788 | subdir = ""; | |
4789 | break; | |
4790 | case QEMU_FILE_TYPE_KEYMAP: | |
4791 | subdir = "keymaps/"; | |
4792 | break; | |
4793 | default: | |
4794 | abort(); | |
4795 | } | |
4796 | len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2; | |
4797 | buf = qemu_mallocz(len); | |
3a41759d | 4798 | snprintf(buf, len, "%s/%s%s", data_dir, subdir, name); |
5cea8590 PB |
4799 | if (access(buf, R_OK)) { |
4800 | qemu_free(buf); | |
4801 | return NULL; | |
4802 | } | |
4803 | return buf; | |
4804 | } | |
4805 | ||
902b3d5c | 4806 | int main(int argc, char **argv, char **envp) |
0824d6fc | 4807 | { |
59030a8c | 4808 | const char *gdbstub_dev = NULL; |
28c5af54 | 4809 | uint32_t boot_devices_bitmap = 0; |
e4bcb14c | 4810 | int i; |
28c5af54 | 4811 | int snapshot, linux_boot, net_boot; |
7f7f9873 | 4812 | const char *initrd_filename; |
a20dd508 | 4813 | const char *kernel_filename, *kernel_cmdline; |
ef3adf68 | 4814 | char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */ |
3023f332 | 4815 | DisplayState *ds; |
7d957bd8 | 4816 | DisplayChangeListener *dcl; |
46d4767d | 4817 | int cyls, heads, secs, translation; |
fd5f393a | 4818 | const char *net_clients[MAX_NET_CLIENTS]; |
7c9d8e07 | 4819 | int nb_net_clients; |
dc72ac14 AZ |
4820 | const char *bt_opts[MAX_BT_CMDLINE]; |
4821 | int nb_bt_opts; | |
e4bcb14c | 4822 | int hda_index; |
cd6f1169 FB |
4823 | int optind; |
4824 | const char *r, *optarg; | |
4c621805 | 4825 | CharDriverState *monitor_hd = NULL; |
fd5f393a PB |
4826 | const char *monitor_device; |
4827 | const char *serial_devices[MAX_SERIAL_PORTS]; | |
8d11df9e | 4828 | int serial_device_index; |
fd5f393a | 4829 | const char *parallel_devices[MAX_PARALLEL_PORTS]; |
6508fe59 | 4830 | int parallel_device_index; |
9ede2fde AL |
4831 | const char *virtio_consoles[MAX_VIRTIO_CONSOLES]; |
4832 | int virtio_console_index; | |
d63d307f | 4833 | const char *loadvm = NULL; |
cc1daa40 | 4834 | QEMUMachine *machine; |
94fc95cd | 4835 | const char *cpu_model; |
fd5f393a | 4836 | const char *usb_devices[MAX_USB_CMDLINE]; |
a594cfbf | 4837 | int usb_devices_index; |
b9e82a59 | 4838 | #ifndef _WIN32 |
71e3ceb8 | 4839 | int fds[2]; |
b9e82a59 | 4840 | #endif |
26a5f13b | 4841 | int tb_size; |
93815bc2 | 4842 | const char *pid_file = NULL; |
5bb7910a | 4843 | const char *incoming = NULL; |
b9e82a59 | 4844 | #ifndef _WIN32 |
54042bcf AL |
4845 | int fd = 0; |
4846 | struct passwd *pwd = NULL; | |
0858532e AL |
4847 | const char *chroot_dir = NULL; |
4848 | const char *run_as = NULL; | |
b9e82a59 | 4849 | #endif |
268a362c | 4850 | CPUState *env; |
993fbfdb | 4851 | int show_vnc_port = 0; |
0bd48850 | 4852 | |
902b3d5c | 4853 | qemu_cache_utils_init(envp); |
4854 | ||
0bd48850 | 4855 | LIST_INIT (&vm_change_state_head); |
be995c27 FB |
4856 | #ifndef _WIN32 |
4857 | { | |
4858 | struct sigaction act; | |
4859 | sigfillset(&act.sa_mask); | |
4860 | act.sa_flags = 0; | |
4861 | act.sa_handler = SIG_IGN; | |
4862 | sigaction(SIGPIPE, &act, NULL); | |
4863 | } | |
3587d7e6 FB |
4864 | #else |
4865 | SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE); | |
a8e5ac33 FB |
4866 | /* Note: cpu_interrupt() is currently not SMP safe, so we force |
4867 | QEMU to run on a single CPU */ | |
4868 | { | |
4869 | HANDLE h; | |
4870 | DWORD mask, smask; | |
4871 | int i; | |
4872 | h = GetCurrentProcess(); | |
4873 | if (GetProcessAffinityMask(h, &mask, &smask)) { | |
4874 | for(i = 0; i < 32; i++) { | |
4875 | if (mask & (1 << i)) | |
4876 | break; | |
4877 | } | |
4878 | if (i != 32) { | |
4879 | mask = 1 << i; | |
4880 | SetProcessAffinityMask(h, mask); | |
4881 | } | |
4882 | } | |
4883 | } | |
67b915a5 | 4884 | #endif |
be995c27 | 4885 | |
f80f9ec9 | 4886 | module_call_init(MODULE_INIT_MACHINE); |
0c257437 | 4887 | machine = find_default_machine(); |
94fc95cd | 4888 | cpu_model = NULL; |
fc01f7e7 | 4889 | initrd_filename = NULL; |
4fc5d071 | 4890 | ram_size = 0; |
33e3963e | 4891 | snapshot = 0; |
a20dd508 FB |
4892 | kernel_filename = NULL; |
4893 | kernel_cmdline = ""; | |
c4b1fcc0 | 4894 | cyls = heads = secs = 0; |
46d4767d | 4895 | translation = BIOS_ATA_TRANSLATION_AUTO; |
d47d13b9 | 4896 | monitor_device = "vc:80Cx24C"; |
c4b1fcc0 | 4897 | |
c75a823c | 4898 | serial_devices[0] = "vc:80Cx24C"; |
8d11df9e | 4899 | for(i = 1; i < MAX_SERIAL_PORTS; i++) |
fd5f393a | 4900 | serial_devices[i] = NULL; |
8d11df9e | 4901 | serial_device_index = 0; |
3b46e624 | 4902 | |
8290edda | 4903 | parallel_devices[0] = "vc:80Cx24C"; |
6508fe59 | 4904 | for(i = 1; i < MAX_PARALLEL_PORTS; i++) |
fd5f393a | 4905 | parallel_devices[i] = NULL; |
6508fe59 | 4906 | parallel_device_index = 0; |
3b46e624 | 4907 | |
1b8fc811 | 4908 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) |
9ede2fde AL |
4909 | virtio_consoles[i] = NULL; |
4910 | virtio_console_index = 0; | |
4911 | ||
268a362c AL |
4912 | for (i = 0; i < MAX_NODES; i++) { |
4913 | node_mem[i] = 0; | |
4914 | node_cpumask[i] = 0; | |
4915 | } | |
4916 | ||
a594cfbf | 4917 | usb_devices_index = 0; |
3b46e624 | 4918 | |
7c9d8e07 | 4919 | nb_net_clients = 0; |
dc72ac14 | 4920 | nb_bt_opts = 0; |
e4bcb14c TS |
4921 | nb_drives = 0; |
4922 | nb_drives_opt = 0; | |
268a362c | 4923 | nb_numa_nodes = 0; |
e4bcb14c | 4924 | hda_index = -1; |
7c9d8e07 FB |
4925 | |
4926 | nb_nics = 0; | |
3b46e624 | 4927 | |
26a5f13b | 4928 | tb_size = 0; |
41bd639b BS |
4929 | autostart= 1; |
4930 | ||
9dd986cc RJ |
4931 | register_watchdogs(); |
4932 | ||
cd6f1169 | 4933 | optind = 1; |
0824d6fc | 4934 | for(;;) { |
cd6f1169 | 4935 | if (optind >= argc) |
0824d6fc | 4936 | break; |
cd6f1169 FB |
4937 | r = argv[optind]; |
4938 | if (r[0] != '-') { | |
609497ab | 4939 | hda_index = drive_add(argv[optind++], HD_ALIAS, 0); |
cd6f1169 FB |
4940 | } else { |
4941 | const QEMUOption *popt; | |
4942 | ||
4943 | optind++; | |
dff5efc8 PB |
4944 | /* Treat --foo the same as -foo. */ |
4945 | if (r[1] == '-') | |
4946 | r++; | |
cd6f1169 FB |
4947 | popt = qemu_options; |
4948 | for(;;) { | |
4949 | if (!popt->name) { | |
5fafdf24 | 4950 | fprintf(stderr, "%s: invalid option -- '%s'\n", |
cd6f1169 FB |
4951 | argv[0], r); |
4952 | exit(1); | |
4953 | } | |
4954 | if (!strcmp(popt->name, r + 1)) | |
4955 | break; | |
4956 | popt++; | |
4957 | } | |
4958 | if (popt->flags & HAS_ARG) { | |
4959 | if (optind >= argc) { | |
4960 | fprintf(stderr, "%s: option '%s' requires an argument\n", | |
4961 | argv[0], r); | |
4962 | exit(1); | |
4963 | } | |
4964 | optarg = argv[optind++]; | |
4965 | } else { | |
4966 | optarg = NULL; | |
4967 | } | |
4968 | ||
4969 | switch(popt->index) { | |
cc1daa40 FB |
4970 | case QEMU_OPTION_M: |
4971 | machine = find_machine(optarg); | |
4972 | if (!machine) { | |
4973 | QEMUMachine *m; | |
4974 | printf("Supported machines are:\n"); | |
4975 | for(m = first_machine; m != NULL; m = m->next) { | |
4976 | printf("%-10s %s%s\n", | |
5fafdf24 | 4977 | m->name, m->desc, |
0c257437 | 4978 | m->is_default ? " (default)" : ""); |
cc1daa40 | 4979 | } |
15f82208 | 4980 | exit(*optarg != '?'); |
cc1daa40 FB |
4981 | } |
4982 | break; | |
94fc95cd JM |
4983 | case QEMU_OPTION_cpu: |
4984 | /* hw initialization will check this */ | |
15f82208 | 4985 | if (*optarg == '?') { |
c732abe2 JM |
4986 | /* XXX: implement xxx_cpu_list for targets that still miss it */ |
4987 | #if defined(cpu_list) | |
4988 | cpu_list(stdout, &fprintf); | |
94fc95cd | 4989 | #endif |
15f82208 | 4990 | exit(0); |
94fc95cd JM |
4991 | } else { |
4992 | cpu_model = optarg; | |
4993 | } | |
4994 | break; | |
cd6f1169 | 4995 | case QEMU_OPTION_initrd: |
fc01f7e7 FB |
4996 | initrd_filename = optarg; |
4997 | break; | |
cd6f1169 | 4998 | case QEMU_OPTION_hda: |
e4bcb14c | 4999 | if (cyls == 0) |
609497ab | 5000 | hda_index = drive_add(optarg, HD_ALIAS, 0); |
e4bcb14c | 5001 | else |
609497ab | 5002 | hda_index = drive_add(optarg, HD_ALIAS |
e4bcb14c | 5003 | ",cyls=%d,heads=%d,secs=%d%s", |
609497ab | 5004 | 0, cyls, heads, secs, |
e4bcb14c TS |
5005 | translation == BIOS_ATA_TRANSLATION_LBA ? |
5006 | ",trans=lba" : | |
5007 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
5008 | ",trans=none" : ""); | |
5009 | break; | |
cd6f1169 | 5010 | case QEMU_OPTION_hdb: |
cc1daa40 FB |
5011 | case QEMU_OPTION_hdc: |
5012 | case QEMU_OPTION_hdd: | |
609497ab | 5013 | drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda); |
fc01f7e7 | 5014 | break; |
e4bcb14c | 5015 | case QEMU_OPTION_drive: |
609497ab | 5016 | drive_add(NULL, "%s", optarg); |
e4bcb14c | 5017 | break; |
3e3d5815 | 5018 | case QEMU_OPTION_mtdblock: |
609497ab | 5019 | drive_add(optarg, MTD_ALIAS); |
3e3d5815 | 5020 | break; |
a1bb27b1 | 5021 | case QEMU_OPTION_sd: |
609497ab | 5022 | drive_add(optarg, SD_ALIAS); |
a1bb27b1 | 5023 | break; |
86f55663 | 5024 | case QEMU_OPTION_pflash: |
609497ab | 5025 | drive_add(optarg, PFLASH_ALIAS); |
86f55663 | 5026 | break; |
cd6f1169 | 5027 | case QEMU_OPTION_snapshot: |
33e3963e FB |
5028 | snapshot = 1; |
5029 | break; | |
cd6f1169 | 5030 | case QEMU_OPTION_hdachs: |
330d0414 | 5031 | { |
330d0414 FB |
5032 | const char *p; |
5033 | p = optarg; | |
5034 | cyls = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5035 | if (cyls < 1 || cyls > 16383) |
5036 | goto chs_fail; | |
330d0414 FB |
5037 | if (*p != ',') |
5038 | goto chs_fail; | |
5039 | p++; | |
5040 | heads = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5041 | if (heads < 1 || heads > 16) |
5042 | goto chs_fail; | |
330d0414 FB |
5043 | if (*p != ',') |
5044 | goto chs_fail; | |
5045 | p++; | |
5046 | secs = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5047 | if (secs < 1 || secs > 63) |
5048 | goto chs_fail; | |
5049 | if (*p == ',') { | |
5050 | p++; | |
5051 | if (!strcmp(p, "none")) | |
5052 | translation = BIOS_ATA_TRANSLATION_NONE; | |
5053 | else if (!strcmp(p, "lba")) | |
5054 | translation = BIOS_ATA_TRANSLATION_LBA; | |
5055 | else if (!strcmp(p, "auto")) | |
5056 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
5057 | else | |
5058 | goto chs_fail; | |
5059 | } else if (*p != '\0') { | |
c4b1fcc0 | 5060 | chs_fail: |
46d4767d FB |
5061 | fprintf(stderr, "qemu: invalid physical CHS format\n"); |
5062 | exit(1); | |
c4b1fcc0 | 5063 | } |
e4bcb14c | 5064 | if (hda_index != -1) |
609497ab AZ |
5065 | snprintf(drives_opt[hda_index].opt, |
5066 | sizeof(drives_opt[hda_index].opt), | |
5067 | HD_ALIAS ",cyls=%d,heads=%d,secs=%d%s", | |
5068 | 0, cyls, heads, secs, | |
e4bcb14c TS |
5069 | translation == BIOS_ATA_TRANSLATION_LBA ? |
5070 | ",trans=lba" : | |
5071 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
5072 | ",trans=none" : ""); | |
330d0414 FB |
5073 | } |
5074 | break; | |
268a362c AL |
5075 | case QEMU_OPTION_numa: |
5076 | if (nb_numa_nodes >= MAX_NODES) { | |
5077 | fprintf(stderr, "qemu: too many NUMA nodes\n"); | |
5078 | exit(1); | |
5079 | } | |
5080 | numa_add(optarg); | |
5081 | break; | |
cd6f1169 | 5082 | case QEMU_OPTION_nographic: |
993fbfdb | 5083 | display_type = DT_NOGRAPHIC; |
a20dd508 | 5084 | break; |
4d3b6f6e AZ |
5085 | #ifdef CONFIG_CURSES |
5086 | case QEMU_OPTION_curses: | |
993fbfdb | 5087 | display_type = DT_CURSES; |
4d3b6f6e AZ |
5088 | break; |
5089 | #endif | |
a171fe39 AZ |
5090 | case QEMU_OPTION_portrait: |
5091 | graphic_rotate = 1; | |
5092 | break; | |
cd6f1169 | 5093 | case QEMU_OPTION_kernel: |
a20dd508 FB |
5094 | kernel_filename = optarg; |
5095 | break; | |
cd6f1169 | 5096 | case QEMU_OPTION_append: |
a20dd508 | 5097 | kernel_cmdline = optarg; |
313aa567 | 5098 | break; |
cd6f1169 | 5099 | case QEMU_OPTION_cdrom: |
609497ab | 5100 | drive_add(optarg, CDROM_ALIAS); |
36b486bb | 5101 | break; |
cd6f1169 | 5102 | case QEMU_OPTION_boot: |
28c5af54 | 5103 | { |
ef3adf68 JK |
5104 | static const char * const params[] = { |
5105 | "order", NULL | |
5106 | }; | |
5107 | char buf[sizeof(boot_devices)]; | |
5108 | int legacy = 0; | |
5109 | ||
5110 | if (!strchr(optarg, '=')) { | |
5111 | legacy = 1; | |
5112 | pstrcpy(buf, sizeof(buf), optarg); | |
5113 | } else if (check_params(buf, sizeof(buf), params, optarg) < 0) { | |
5114 | fprintf(stderr, | |
5115 | "qemu: unknown boot parameter '%s' in '%s'\n", | |
5116 | buf, optarg); | |
5117 | exit(1); | |
5118 | } | |
5119 | ||
5120 | if (legacy || | |
5121 | get_param_value(buf, sizeof(buf), "order", optarg)) { | |
5122 | boot_devices_bitmap = parse_bootdevices(buf); | |
5123 | pstrcpy(boot_devices, sizeof(boot_devices), buf); | |
28c5af54 | 5124 | } |
36b486bb FB |
5125 | } |
5126 | break; | |
cd6f1169 | 5127 | case QEMU_OPTION_fda: |
cd6f1169 | 5128 | case QEMU_OPTION_fdb: |
609497ab | 5129 | drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda); |
c45886db | 5130 | break; |
52ca8d6a FB |
5131 | #ifdef TARGET_I386 |
5132 | case QEMU_OPTION_no_fd_bootchk: | |
5133 | fd_bootchk = 0; | |
5134 | break; | |
5135 | #endif | |
7c9d8e07 FB |
5136 | case QEMU_OPTION_net: |
5137 | if (nb_net_clients >= MAX_NET_CLIENTS) { | |
5138 | fprintf(stderr, "qemu: too many network clients\n"); | |
c4b1fcc0 FB |
5139 | exit(1); |
5140 | } | |
fd5f393a | 5141 | net_clients[nb_net_clients] = optarg; |
7c9d8e07 | 5142 | nb_net_clients++; |
702c651c | 5143 | break; |
c7f74643 FB |
5144 | #ifdef CONFIG_SLIRP |
5145 | case QEMU_OPTION_tftp: | |
ad196a9d | 5146 | legacy_tftp_prefix = optarg; |
9bf05444 | 5147 | break; |
47d5d01a | 5148 | case QEMU_OPTION_bootp: |
ad196a9d | 5149 | legacy_bootp_filename = optarg; |
47d5d01a | 5150 | break; |
c94c8d64 | 5151 | #ifndef _WIN32 |
9d728e8c | 5152 | case QEMU_OPTION_smb: |
ad196a9d | 5153 | net_slirp_smb(optarg); |
9d728e8c | 5154 | break; |
c94c8d64 | 5155 | #endif |
9bf05444 | 5156 | case QEMU_OPTION_redir: |
f3546deb | 5157 | net_slirp_redir(optarg); |
9bf05444 | 5158 | break; |
c7f74643 | 5159 | #endif |
dc72ac14 AZ |
5160 | case QEMU_OPTION_bt: |
5161 | if (nb_bt_opts >= MAX_BT_CMDLINE) { | |
5162 | fprintf(stderr, "qemu: too many bluetooth options\n"); | |
5163 | exit(1); | |
5164 | } | |
5165 | bt_opts[nb_bt_opts++] = optarg; | |
5166 | break; | |
1d14ffa9 | 5167 | #ifdef HAS_AUDIO |
1d14ffa9 FB |
5168 | case QEMU_OPTION_audio_help: |
5169 | AUD_help (); | |
5170 | exit (0); | |
5171 | break; | |
5172 | case QEMU_OPTION_soundhw: | |
5173 | select_soundhw (optarg); | |
5174 | break; | |
5175 | #endif | |
cd6f1169 | 5176 | case QEMU_OPTION_h: |
15f82208 | 5177 | help(0); |
cd6f1169 | 5178 | break; |
9bd7e6d9 PB |
5179 | case QEMU_OPTION_version: |
5180 | version(); | |
5181 | exit(0); | |
5182 | break; | |
00f82b8a AJ |
5183 | case QEMU_OPTION_m: { |
5184 | uint64_t value; | |
5185 | char *ptr; | |
5186 | ||
5187 | value = strtoul(optarg, &ptr, 10); | |
5188 | switch (*ptr) { | |
5189 | case 0: case 'M': case 'm': | |
5190 | value <<= 20; | |
5191 | break; | |
5192 | case 'G': case 'g': | |
5193 | value <<= 30; | |
5194 | break; | |
5195 | default: | |
5196 | fprintf(stderr, "qemu: invalid ram size: %s\n", optarg); | |
cd6f1169 FB |
5197 | exit(1); |
5198 | } | |
00f82b8a AJ |
5199 | |
5200 | /* On 32-bit hosts, QEMU is limited by virtual address space */ | |
5201 | if (value > (2047 << 20) | |
640f42e4 | 5202 | #ifndef CONFIG_KQEMU |
00f82b8a AJ |
5203 | && HOST_LONG_BITS == 32 |
5204 | #endif | |
5205 | ) { | |
5206 | fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n"); | |
5207 | exit(1); | |
5208 | } | |
5209 | if (value != (uint64_t)(ram_addr_t)value) { | |
5210 | fprintf(stderr, "qemu: ram size too large\n"); | |
5211 | exit(1); | |
5212 | } | |
5213 | ram_size = value; | |
cd6f1169 | 5214 | break; |
00f82b8a | 5215 | } |
cd6f1169 FB |
5216 | case QEMU_OPTION_d: |
5217 | { | |
5218 | int mask; | |
c7cd6a37 | 5219 | const CPULogItem *item; |
3b46e624 | 5220 | |
cd6f1169 FB |
5221 | mask = cpu_str_to_log_mask(optarg); |
5222 | if (!mask) { | |
5223 | printf("Log items (comma separated):\n"); | |
f193c797 FB |
5224 | for(item = cpu_log_items; item->mask != 0; item++) { |
5225 | printf("%-10s %s\n", item->name, item->help); | |
5226 | } | |
5227 | exit(1); | |
cd6f1169 FB |
5228 | } |
5229 | cpu_set_log(mask); | |
f193c797 | 5230 | } |
cd6f1169 | 5231 | break; |
cd6f1169 | 5232 | case QEMU_OPTION_s: |
59030a8c | 5233 | gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT; |
cd6f1169 | 5234 | break; |
59030a8c AL |
5235 | case QEMU_OPTION_gdb: |
5236 | gdbstub_dev = optarg; | |
cd6f1169 | 5237 | break; |
cd6f1169 | 5238 | case QEMU_OPTION_L: |
5cea8590 | 5239 | data_dir = optarg; |
cd6f1169 | 5240 | break; |
1192dad8 JM |
5241 | case QEMU_OPTION_bios: |
5242 | bios_name = optarg; | |
5243 | break; | |
1b530a6d AJ |
5244 | case QEMU_OPTION_singlestep: |
5245 | singlestep = 1; | |
5246 | break; | |
cd6f1169 | 5247 | case QEMU_OPTION_S: |
3c07f8e8 | 5248 | autostart = 0; |
cd6f1169 | 5249 | break; |
5824d651 | 5250 | #ifndef _WIN32 |
3d11d0eb FB |
5251 | case QEMU_OPTION_k: |
5252 | keyboard_layout = optarg; | |
5253 | break; | |
5824d651 | 5254 | #endif |
ee22c2f7 FB |
5255 | case QEMU_OPTION_localtime: |
5256 | rtc_utc = 0; | |
5257 | break; | |
3893c124 | 5258 | case QEMU_OPTION_vga: |
5259 | select_vgahw (optarg); | |
1bfe856e | 5260 | break; |
5824d651 | 5261 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) |
e9b137c2 FB |
5262 | case QEMU_OPTION_g: |
5263 | { | |
5264 | const char *p; | |
5265 | int w, h, depth; | |
5266 | p = optarg; | |
5267 | w = strtol(p, (char **)&p, 10); | |
5268 | if (w <= 0) { | |
5269 | graphic_error: | |
5270 | fprintf(stderr, "qemu: invalid resolution or depth\n"); | |
5271 | exit(1); | |
5272 | } | |
5273 | if (*p != 'x') | |
5274 | goto graphic_error; | |
5275 | p++; | |
5276 | h = strtol(p, (char **)&p, 10); | |
5277 | if (h <= 0) | |
5278 | goto graphic_error; | |
5279 | if (*p == 'x') { | |
5280 | p++; | |
5281 | depth = strtol(p, (char **)&p, 10); | |
5fafdf24 | 5282 | if (depth != 8 && depth != 15 && depth != 16 && |
e9b137c2 FB |
5283 | depth != 24 && depth != 32) |
5284 | goto graphic_error; | |
5285 | } else if (*p == '\0') { | |
5286 | depth = graphic_depth; | |
5287 | } else { | |
5288 | goto graphic_error; | |
5289 | } | |
3b46e624 | 5290 | |
e9b137c2 FB |
5291 | graphic_width = w; |
5292 | graphic_height = h; | |
5293 | graphic_depth = depth; | |
5294 | } | |
5295 | break; | |
5824d651 | 5296 | #endif |
20d8a3ed TS |
5297 | case QEMU_OPTION_echr: |
5298 | { | |
5299 | char *r; | |
5300 | term_escape_char = strtol(optarg, &r, 0); | |
5301 | if (r == optarg) | |
5302 | printf("Bad argument to echr\n"); | |
5303 | break; | |
5304 | } | |
82c643ff | 5305 | case QEMU_OPTION_monitor: |
fd5f393a | 5306 | monitor_device = optarg; |
82c643ff FB |
5307 | break; |
5308 | case QEMU_OPTION_serial: | |
8d11df9e FB |
5309 | if (serial_device_index >= MAX_SERIAL_PORTS) { |
5310 | fprintf(stderr, "qemu: too many serial ports\n"); | |
5311 | exit(1); | |
5312 | } | |
fd5f393a | 5313 | serial_devices[serial_device_index] = optarg; |
8d11df9e | 5314 | serial_device_index++; |
82c643ff | 5315 | break; |
9dd986cc RJ |
5316 | case QEMU_OPTION_watchdog: |
5317 | i = select_watchdog(optarg); | |
5318 | if (i > 0) | |
5319 | exit (i == 1 ? 1 : 0); | |
5320 | break; | |
5321 | case QEMU_OPTION_watchdog_action: | |
5322 | if (select_watchdog_action(optarg) == -1) { | |
5323 | fprintf(stderr, "Unknown -watchdog-action parameter\n"); | |
5324 | exit(1); | |
5325 | } | |
5326 | break; | |
51ecf136 AL |
5327 | case QEMU_OPTION_virtiocon: |
5328 | if (virtio_console_index >= MAX_VIRTIO_CONSOLES) { | |
5329 | fprintf(stderr, "qemu: too many virtio consoles\n"); | |
5330 | exit(1); | |
5331 | } | |
5332 | virtio_consoles[virtio_console_index] = optarg; | |
5333 | virtio_console_index++; | |
5334 | break; | |
6508fe59 FB |
5335 | case QEMU_OPTION_parallel: |
5336 | if (parallel_device_index >= MAX_PARALLEL_PORTS) { | |
5337 | fprintf(stderr, "qemu: too many parallel ports\n"); | |
5338 | exit(1); | |
5339 | } | |
fd5f393a | 5340 | parallel_devices[parallel_device_index] = optarg; |
6508fe59 FB |
5341 | parallel_device_index++; |
5342 | break; | |
d63d307f FB |
5343 | case QEMU_OPTION_loadvm: |
5344 | loadvm = optarg; | |
5345 | break; | |
5346 | case QEMU_OPTION_full_screen: | |
5347 | full_screen = 1; | |
5348 | break; | |
667accab | 5349 | #ifdef CONFIG_SDL |
43523e93 TS |
5350 | case QEMU_OPTION_no_frame: |
5351 | no_frame = 1; | |
5352 | break; | |
3780e197 TS |
5353 | case QEMU_OPTION_alt_grab: |
5354 | alt_grab = 1; | |
5355 | break; | |
667accab TS |
5356 | case QEMU_OPTION_no_quit: |
5357 | no_quit = 1; | |
5358 | break; | |
7d957bd8 | 5359 | case QEMU_OPTION_sdl: |
993fbfdb | 5360 | display_type = DT_SDL; |
7d957bd8 | 5361 | break; |
667accab | 5362 | #endif |
f7cce898 | 5363 | case QEMU_OPTION_pidfile: |
93815bc2 | 5364 | pid_file = optarg; |
f7cce898 | 5365 | break; |
a09db21f FB |
5366 | #ifdef TARGET_I386 |
5367 | case QEMU_OPTION_win2k_hack: | |
5368 | win2k_install_hack = 1; | |
5369 | break; | |
73822ec8 AL |
5370 | case QEMU_OPTION_rtc_td_hack: |
5371 | rtc_td_hack = 1; | |
5372 | break; | |
8a92ea2f AL |
5373 | case QEMU_OPTION_acpitable: |
5374 | if(acpi_table_add(optarg) < 0) { | |
5375 | fprintf(stderr, "Wrong acpi table provided\n"); | |
5376 | exit(1); | |
5377 | } | |
5378 | break; | |
b6f6e3d3 AL |
5379 | case QEMU_OPTION_smbios: |
5380 | if(smbios_entry_add(optarg) < 0) { | |
5381 | fprintf(stderr, "Wrong smbios provided\n"); | |
5382 | exit(1); | |
5383 | } | |
5384 | break; | |
a09db21f | 5385 | #endif |
640f42e4 | 5386 | #ifdef CONFIG_KQEMU |
52249f0f AL |
5387 | case QEMU_OPTION_enable_kqemu: |
5388 | kqemu_allowed = 1; | |
d993e026 | 5389 | break; |
89bfc105 FB |
5390 | case QEMU_OPTION_kernel_kqemu: |
5391 | kqemu_allowed = 2; | |
5392 | break; | |
7ba1e619 AL |
5393 | #endif |
5394 | #ifdef CONFIG_KVM | |
5395 | case QEMU_OPTION_enable_kvm: | |
5396 | kvm_allowed = 1; | |
640f42e4 | 5397 | #ifdef CONFIG_KQEMU |
7ba1e619 AL |
5398 | kqemu_allowed = 0; |
5399 | #endif | |
5400 | break; | |
d993e026 | 5401 | #endif |
bb36d470 FB |
5402 | case QEMU_OPTION_usb: |
5403 | usb_enabled = 1; | |
5404 | break; | |
a594cfbf FB |
5405 | case QEMU_OPTION_usbdevice: |
5406 | usb_enabled = 1; | |
0d92ed30 | 5407 | if (usb_devices_index >= MAX_USB_CMDLINE) { |
a594cfbf FB |
5408 | fprintf(stderr, "Too many USB devices\n"); |
5409 | exit(1); | |
5410 | } | |
fd5f393a | 5411 | usb_devices[usb_devices_index] = optarg; |
a594cfbf FB |
5412 | usb_devices_index++; |
5413 | break; | |
6a00d601 FB |
5414 | case QEMU_OPTION_smp: |
5415 | smp_cpus = atoi(optarg); | |
b2097003 | 5416 | if (smp_cpus < 1) { |
6a00d601 FB |
5417 | fprintf(stderr, "Invalid number of CPUs\n"); |
5418 | exit(1); | |
5419 | } | |
5420 | break; | |
24236869 | 5421 | case QEMU_OPTION_vnc: |
993fbfdb | 5422 | display_type = DT_VNC; |
73fc9742 | 5423 | vnc_display = optarg; |
24236869 | 5424 | break; |
5824d651 | 5425 | #ifdef TARGET_I386 |
6515b203 FB |
5426 | case QEMU_OPTION_no_acpi: |
5427 | acpi_enabled = 0; | |
5428 | break; | |
16b29ae1 AL |
5429 | case QEMU_OPTION_no_hpet: |
5430 | no_hpet = 1; | |
5431 | break; | |
7d4c3d53 MA |
5432 | case QEMU_OPTION_balloon: |
5433 | if (balloon_parse(optarg) < 0) { | |
5434 | fprintf(stderr, "Unknown -balloon argument %s\n", optarg); | |
5435 | exit(1); | |
5436 | } | |
df97b920 | 5437 | break; |
5824d651 | 5438 | #endif |
d1beab82 FB |
5439 | case QEMU_OPTION_no_reboot: |
5440 | no_reboot = 1; | |
5441 | break; | |
b2f76161 AJ |
5442 | case QEMU_OPTION_no_shutdown: |
5443 | no_shutdown = 1; | |
5444 | break; | |
9467cd46 AZ |
5445 | case QEMU_OPTION_show_cursor: |
5446 | cursor_hide = 0; | |
5447 | break; | |
8fcb1b90 BS |
5448 | case QEMU_OPTION_uuid: |
5449 | if(qemu_uuid_parse(optarg, qemu_uuid) < 0) { | |
5450 | fprintf(stderr, "Fail to parse UUID string." | |
5451 | " Wrong format.\n"); | |
5452 | exit(1); | |
5453 | } | |
5454 | break; | |
5824d651 | 5455 | #ifndef _WIN32 |
71e3ceb8 TS |
5456 | case QEMU_OPTION_daemonize: |
5457 | daemonize = 1; | |
5458 | break; | |
5824d651 | 5459 | #endif |
9ae02555 TS |
5460 | case QEMU_OPTION_option_rom: |
5461 | if (nb_option_roms >= MAX_OPTION_ROMS) { | |
5462 | fprintf(stderr, "Too many option ROMs\n"); | |
5463 | exit(1); | |
5464 | } | |
5465 | option_rom[nb_option_roms] = optarg; | |
5466 | nb_option_roms++; | |
5467 | break; | |
5824d651 | 5468 | #if defined(TARGET_ARM) || defined(TARGET_M68K) |
8e71621f PB |
5469 | case QEMU_OPTION_semihosting: |
5470 | semihosting_enabled = 1; | |
5471 | break; | |
5824d651 | 5472 | #endif |
c35734b2 | 5473 | case QEMU_OPTION_name: |
1889465a AK |
5474 | qemu_name = qemu_strdup(optarg); |
5475 | { | |
5476 | char *p = strchr(qemu_name, ','); | |
5477 | if (p != NULL) { | |
5478 | *p++ = 0; | |
5479 | if (strncmp(p, "process=", 8)) { | |
5480 | fprintf(stderr, "Unknown subargument %s to -name", p); | |
5481 | exit(1); | |
5482 | } | |
5483 | p += 8; | |
5484 | set_proc_name(p); | |
5485 | } | |
5486 | } | |
c35734b2 | 5487 | break; |
95efd11c | 5488 | #if defined(TARGET_SPARC) || defined(TARGET_PPC) |
66508601 BS |
5489 | case QEMU_OPTION_prom_env: |
5490 | if (nb_prom_envs >= MAX_PROM_ENVS) { | |
5491 | fprintf(stderr, "Too many prom variables\n"); | |
5492 | exit(1); | |
5493 | } | |
5494 | prom_envs[nb_prom_envs] = optarg; | |
5495 | nb_prom_envs++; | |
5496 | break; | |
2b8f2d41 AZ |
5497 | #endif |
5498 | #ifdef TARGET_ARM | |
5499 | case QEMU_OPTION_old_param: | |
5500 | old_param = 1; | |
05ebd537 | 5501 | break; |
66508601 | 5502 | #endif |
f3dcfada TS |
5503 | case QEMU_OPTION_clock: |
5504 | configure_alarms(optarg); | |
5505 | break; | |
7e0af5d0 FB |
5506 | case QEMU_OPTION_startdate: |
5507 | { | |
5508 | struct tm tm; | |
f6503059 | 5509 | time_t rtc_start_date; |
7e0af5d0 | 5510 | if (!strcmp(optarg, "now")) { |
f6503059 | 5511 | rtc_date_offset = -1; |
7e0af5d0 FB |
5512 | } else { |
5513 | if (sscanf(optarg, "%d-%d-%dT%d:%d:%d", | |
5514 | &tm.tm_year, | |
5515 | &tm.tm_mon, | |
5516 | &tm.tm_mday, | |
5517 | &tm.tm_hour, | |
5518 | &tm.tm_min, | |
5519 | &tm.tm_sec) == 6) { | |
5520 | /* OK */ | |
5521 | } else if (sscanf(optarg, "%d-%d-%d", | |
5522 | &tm.tm_year, | |
5523 | &tm.tm_mon, | |
5524 | &tm.tm_mday) == 3) { | |
5525 | tm.tm_hour = 0; | |
5526 | tm.tm_min = 0; | |
5527 | tm.tm_sec = 0; | |
5528 | } else { | |
5529 | goto date_fail; | |
5530 | } | |
5531 | tm.tm_year -= 1900; | |
5532 | tm.tm_mon--; | |
3c6b2088 | 5533 | rtc_start_date = mktimegm(&tm); |
7e0af5d0 FB |
5534 | if (rtc_start_date == -1) { |
5535 | date_fail: | |
5536 | fprintf(stderr, "Invalid date format. Valid format are:\n" | |
5537 | "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n"); | |
5538 | exit(1); | |
5539 | } | |
f6503059 | 5540 | rtc_date_offset = time(NULL) - rtc_start_date; |
7e0af5d0 FB |
5541 | } |
5542 | } | |
5543 | break; | |
26a5f13b FB |
5544 | case QEMU_OPTION_tb_size: |
5545 | tb_size = strtol(optarg, NULL, 0); | |
5546 | if (tb_size < 0) | |
5547 | tb_size = 0; | |
5548 | break; | |
2e70f6ef PB |
5549 | case QEMU_OPTION_icount: |
5550 | use_icount = 1; | |
5551 | if (strcmp(optarg, "auto") == 0) { | |
5552 | icount_time_shift = -1; | |
5553 | } else { | |
5554 | icount_time_shift = strtol(optarg, NULL, 0); | |
5555 | } | |
5556 | break; | |
5bb7910a AL |
5557 | case QEMU_OPTION_incoming: |
5558 | incoming = optarg; | |
5559 | break; | |
5824d651 | 5560 | #ifndef _WIN32 |
0858532e AL |
5561 | case QEMU_OPTION_chroot: |
5562 | chroot_dir = optarg; | |
5563 | break; | |
5564 | case QEMU_OPTION_runas: | |
5565 | run_as = optarg; | |
5566 | break; | |
e37630ca AL |
5567 | #endif |
5568 | #ifdef CONFIG_XEN | |
5569 | case QEMU_OPTION_xen_domid: | |
5570 | xen_domid = atoi(optarg); | |
5571 | break; | |
5572 | case QEMU_OPTION_xen_create: | |
5573 | xen_mode = XEN_CREATE; | |
5574 | break; | |
5575 | case QEMU_OPTION_xen_attach: | |
5576 | xen_mode = XEN_ATTACH; | |
5577 | break; | |
5824d651 | 5578 | #endif |
cd6f1169 | 5579 | } |
0824d6fc FB |
5580 | } |
5581 | } | |
330d0414 | 5582 | |
5cea8590 PB |
5583 | /* If no data_dir is specified then try to find it relative to the |
5584 | executable path. */ | |
5585 | if (!data_dir) { | |
5586 | data_dir = find_datadir(argv[0]); | |
5587 | } | |
5588 | /* If all else fails use the install patch specified when building. */ | |
5589 | if (!data_dir) { | |
5590 | data_dir = CONFIG_QEMU_SHAREDIR; | |
5591 | } | |
5592 | ||
640f42e4 | 5593 | #if defined(CONFIG_KVM) && defined(CONFIG_KQEMU) |
7ba1e619 AL |
5594 | if (kvm_allowed && kqemu_allowed) { |
5595 | fprintf(stderr, | |
5596 | "You can not enable both KVM and kqemu at the same time\n"); | |
5597 | exit(1); | |
5598 | } | |
5599 | #endif | |
5600 | ||
3d878caa | 5601 | machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */ |
b2097003 AL |
5602 | if (smp_cpus > machine->max_cpus) { |
5603 | fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus " | |
5604 | "supported by machine `%s' (%d)\n", smp_cpus, machine->name, | |
5605 | machine->max_cpus); | |
5606 | exit(1); | |
5607 | } | |
5608 | ||
993fbfdb | 5609 | if (display_type == DT_NOGRAPHIC) { |
bc0129d9 AL |
5610 | if (serial_device_index == 0) |
5611 | serial_devices[0] = "stdio"; | |
5612 | if (parallel_device_index == 0) | |
5613 | parallel_devices[0] = "null"; | |
5614 | if (strncmp(monitor_device, "vc", 2) == 0) | |
5615 | monitor_device = "stdio"; | |
5616 | } | |
5617 | ||
71e3ceb8 | 5618 | #ifndef _WIN32 |
71e3ceb8 TS |
5619 | if (daemonize) { |
5620 | pid_t pid; | |
5621 | ||
5622 | if (pipe(fds) == -1) | |
5623 | exit(1); | |
5624 | ||
5625 | pid = fork(); | |
5626 | if (pid > 0) { | |
5627 | uint8_t status; | |
5628 | ssize_t len; | |
5629 | ||
5630 | close(fds[1]); | |
5631 | ||
5632 | again: | |
93815bc2 TS |
5633 | len = read(fds[0], &status, 1); |
5634 | if (len == -1 && (errno == EINTR)) | |
5635 | goto again; | |
5636 | ||
5637 | if (len != 1) | |
5638 | exit(1); | |
5639 | else if (status == 1) { | |
5640 | fprintf(stderr, "Could not acquire pidfile\n"); | |
5641 | exit(1); | |
5642 | } else | |
5643 | exit(0); | |
71e3ceb8 | 5644 | } else if (pid < 0) |
93815bc2 | 5645 | exit(1); |
71e3ceb8 TS |
5646 | |
5647 | setsid(); | |
5648 | ||
5649 | pid = fork(); | |
5650 | if (pid > 0) | |
5651 | exit(0); | |
5652 | else if (pid < 0) | |
5653 | exit(1); | |
5654 | ||
5655 | umask(027); | |
71e3ceb8 TS |
5656 | |
5657 | signal(SIGTSTP, SIG_IGN); | |
5658 | signal(SIGTTOU, SIG_IGN); | |
5659 | signal(SIGTTIN, SIG_IGN); | |
5660 | } | |
71e3ceb8 | 5661 | |
aa26bb2d | 5662 | if (pid_file && qemu_create_pidfile(pid_file) != 0) { |
93815bc2 TS |
5663 | if (daemonize) { |
5664 | uint8_t status = 1; | |
5665 | write(fds[1], &status, 1); | |
5666 | } else | |
5667 | fprintf(stderr, "Could not acquire pid file\n"); | |
5668 | exit(1); | |
5669 | } | |
b9e82a59 | 5670 | #endif |
93815bc2 | 5671 | |
640f42e4 | 5672 | #ifdef CONFIG_KQEMU |
ff3fbb30 FB |
5673 | if (smp_cpus > 1) |
5674 | kqemu_allowed = 0; | |
5675 | #endif | |
3fcf7b6b AL |
5676 | if (qemu_init_main_loop()) { |
5677 | fprintf(stderr, "qemu_init_main_loop failed\n"); | |
5678 | exit(1); | |
5679 | } | |
a20dd508 | 5680 | linux_boot = (kernel_filename != NULL); |
6c41b272 | 5681 | |
f8d39c01 TS |
5682 | if (!linux_boot && *kernel_cmdline != '\0') { |
5683 | fprintf(stderr, "-append only allowed with -kernel option\n"); | |
5684 | exit(1); | |
5685 | } | |
5686 | ||
5687 | if (!linux_boot && initrd_filename != NULL) { | |
5688 | fprintf(stderr, "-initrd only allowed with -kernel option\n"); | |
5689 | exit(1); | |
5690 | } | |
5691 | ||
b118d61e | 5692 | setvbuf(stdout, NULL, _IOLBF, 0); |
3b46e624 | 5693 | |
634fce96 | 5694 | init_timers(); |
7183b4b4 AL |
5695 | if (init_timer_alarm() < 0) { |
5696 | fprintf(stderr, "could not initialize alarm timer\n"); | |
5697 | exit(1); | |
5698 | } | |
2e70f6ef PB |
5699 | if (use_icount && icount_time_shift < 0) { |
5700 | use_icount = 2; | |
5701 | /* 125MIPS seems a reasonable initial guess at the guest speed. | |
5702 | It will be corrected fairly quickly anyway. */ | |
5703 | icount_time_shift = 3; | |
5704 | init_icount_adjust(); | |
5705 | } | |
634fce96 | 5706 | |
fd1dff4b FB |
5707 | #ifdef _WIN32 |
5708 | socket_init(); | |
5709 | #endif | |
5710 | ||
7c9d8e07 FB |
5711 | /* init network clients */ |
5712 | if (nb_net_clients == 0) { | |
5713 | /* if no clients, we use a default config */ | |
f441b28b AL |
5714 | net_clients[nb_net_clients++] = "nic"; |
5715 | #ifdef CONFIG_SLIRP | |
5716 | net_clients[nb_net_clients++] = "user"; | |
5717 | #endif | |
c20709aa FB |
5718 | } |
5719 | ||
7c9d8e07 | 5720 | for(i = 0;i < nb_net_clients; i++) { |
9ad97e65 | 5721 | if (net_client_parse(net_clients[i]) < 0) |
7c9d8e07 | 5722 | exit(1); |
702c651c | 5723 | } |
f1510b2c | 5724 | |
406c8df3 GC |
5725 | net_boot = (boot_devices_bitmap >> ('n' - 'a')) & 0xF; |
5726 | net_set_boot_mask(net_boot); | |
5727 | ||
5728 | net_client_check(); | |
eec85c2a | 5729 | |
dc72ac14 AZ |
5730 | /* init the bluetooth world */ |
5731 | for (i = 0; i < nb_bt_opts; i++) | |
5732 | if (bt_parse(bt_opts[i])) | |
5733 | exit(1); | |
5734 | ||
0824d6fc | 5735 | /* init the memory */ |
94a6b54f PB |
5736 | if (ram_size == 0) |
5737 | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; | |
9ae02555 | 5738 | |
640f42e4 | 5739 | #ifdef CONFIG_KQEMU |
94a6b54f PB |
5740 | /* FIXME: This is a nasty hack because kqemu can't cope with dynamic |
5741 | guest ram allocation. It needs to go away. */ | |
5742 | if (kqemu_allowed) { | |
4cfce484 | 5743 | kqemu_phys_ram_size = ram_size + 8 * 1024 * 1024 + 4 * 1024 * 1024; |
94a6b54f PB |
5744 | kqemu_phys_ram_base = qemu_vmalloc(kqemu_phys_ram_size); |
5745 | if (!kqemu_phys_ram_base) { | |
5746 | fprintf(stderr, "Could not allocate physical memory\n"); | |
5747 | exit(1); | |
5748 | } | |
0824d6fc | 5749 | } |
94a6b54f | 5750 | #endif |
0824d6fc | 5751 | |
26a5f13b FB |
5752 | /* init the dynamic translator */ |
5753 | cpu_exec_init_all(tb_size * 1024 * 1024); | |
5754 | ||
5905b2e5 | 5755 | bdrv_init(); |
c4b1fcc0 | 5756 | |
e4bcb14c | 5757 | /* we always create the cdrom drive, even if no disk is there */ |
c4b1fcc0 | 5758 | |
e4bcb14c | 5759 | if (nb_drives_opt < MAX_DRIVES) |
609497ab | 5760 | drive_add(NULL, CDROM_ALIAS); |
c4b1fcc0 | 5761 | |
9d413d1d | 5762 | /* we always create at least one floppy */ |
33e3963e | 5763 | |
e4bcb14c | 5764 | if (nb_drives_opt < MAX_DRIVES) |
609497ab | 5765 | drive_add(NULL, FD_ALIAS, 0); |
86f55663 | 5766 | |
9d413d1d AZ |
5767 | /* we always create one sd slot, even if no card is in it */ |
5768 | ||
5769 | if (nb_drives_opt < MAX_DRIVES) | |
609497ab | 5770 | drive_add(NULL, SD_ALIAS); |
9d413d1d | 5771 | |
e4bcb14c TS |
5772 | /* open the virtual block devices */ |
5773 | ||
5774 | for(i = 0; i < nb_drives_opt; i++) | |
609497ab | 5775 | if (drive_init(&drives_opt[i], snapshot, machine) == -1) |
e4bcb14c | 5776 | exit(1); |
3e3d5815 | 5777 | |
c88676f8 | 5778 | register_savevm("timer", 0, 2, timer_save, timer_load, NULL); |
475e4277 | 5779 | register_savevm_live("ram", 0, 3, ram_save_live, NULL, ram_load, NULL); |
8a7ddc38 | 5780 | |
3023f332 AL |
5781 | #ifndef _WIN32 |
5782 | /* must be after terminal init, SDL library changes signal handlers */ | |
7c3370d4 | 5783 | sighandler_setup(); |
3023f332 AL |
5784 | #endif |
5785 | ||
5786 | /* Maintain compatibility with multiple stdio monitors */ | |
5787 | if (!strcmp(monitor_device,"stdio")) { | |
5788 | for (i = 0; i < MAX_SERIAL_PORTS; i++) { | |
5789 | const char *devname = serial_devices[i]; | |
5790 | if (devname && !strcmp(devname,"mon:stdio")) { | |
5791 | monitor_device = NULL; | |
5792 | break; | |
5793 | } else if (devname && !strcmp(devname,"stdio")) { | |
5794 | monitor_device = NULL; | |
5795 | serial_devices[i] = "mon:stdio"; | |
5796 | break; | |
5797 | } | |
5798 | } | |
5799 | } | |
5800 | ||
268a362c AL |
5801 | if (nb_numa_nodes > 0) { |
5802 | int i; | |
5803 | ||
5804 | if (nb_numa_nodes > smp_cpus) { | |
5805 | nb_numa_nodes = smp_cpus; | |
5806 | } | |
5807 | ||
5808 | /* If no memory size if given for any node, assume the default case | |
5809 | * and distribute the available memory equally across all nodes | |
5810 | */ | |
5811 | for (i = 0; i < nb_numa_nodes; i++) { | |
5812 | if (node_mem[i] != 0) | |
5813 | break; | |
5814 | } | |
5815 | if (i == nb_numa_nodes) { | |
5816 | uint64_t usedmem = 0; | |
5817 | ||
5818 | /* On Linux, the each node's border has to be 8MB aligned, | |
5819 | * the final node gets the rest. | |
5820 | */ | |
5821 | for (i = 0; i < nb_numa_nodes - 1; i++) { | |
5822 | node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1); | |
5823 | usedmem += node_mem[i]; | |
5824 | } | |
5825 | node_mem[i] = ram_size - usedmem; | |
5826 | } | |
5827 | ||
5828 | for (i = 0; i < nb_numa_nodes; i++) { | |
5829 | if (node_cpumask[i] != 0) | |
5830 | break; | |
5831 | } | |
5832 | /* assigning the VCPUs round-robin is easier to implement, guest OSes | |
5833 | * must cope with this anyway, because there are BIOSes out there in | |
5834 | * real machines which also use this scheme. | |
5835 | */ | |
5836 | if (i == nb_numa_nodes) { | |
5837 | for (i = 0; i < smp_cpus; i++) { | |
5838 | node_cpumask[i % nb_numa_nodes] |= 1 << i; | |
5839 | } | |
5840 | } | |
5841 | } | |
5842 | ||
3023f332 AL |
5843 | if (kvm_enabled()) { |
5844 | int ret; | |
5845 | ||
5846 | ret = kvm_init(smp_cpus); | |
5847 | if (ret < 0) { | |
5848 | fprintf(stderr, "failed to initialize KVM\n"); | |
5849 | exit(1); | |
5850 | } | |
5851 | } | |
5852 | ||
4c621805 | 5853 | if (monitor_device) { |
ceecf1d1 | 5854 | monitor_hd = qemu_chr_open("monitor", monitor_device, NULL); |
4c621805 AL |
5855 | if (!monitor_hd) { |
5856 | fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device); | |
5857 | exit(1); | |
5858 | } | |
5859 | } | |
5860 | ||
2796dae0 AL |
5861 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
5862 | const char *devname = serial_devices[i]; | |
5863 | if (devname && strcmp(devname, "none")) { | |
5864 | char label[32]; | |
5865 | snprintf(label, sizeof(label), "serial%d", i); | |
ceecf1d1 | 5866 | serial_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5867 | if (!serial_hds[i]) { |
5868 | fprintf(stderr, "qemu: could not open serial device '%s'\n", | |
5869 | devname); | |
5870 | exit(1); | |
5871 | } | |
5872 | } | |
5873 | } | |
5874 | ||
5875 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { | |
5876 | const char *devname = parallel_devices[i]; | |
5877 | if (devname && strcmp(devname, "none")) { | |
5878 | char label[32]; | |
5879 | snprintf(label, sizeof(label), "parallel%d", i); | |
ceecf1d1 | 5880 | parallel_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5881 | if (!parallel_hds[i]) { |
5882 | fprintf(stderr, "qemu: could not open parallel device '%s'\n", | |
5883 | devname); | |
5884 | exit(1); | |
5885 | } | |
5886 | } | |
5887 | } | |
5888 | ||
5889 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) { | |
5890 | const char *devname = virtio_consoles[i]; | |
5891 | if (devname && strcmp(devname, "none")) { | |
5892 | char label[32]; | |
5893 | snprintf(label, sizeof(label), "virtcon%d", i); | |
ceecf1d1 | 5894 | virtcon_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5895 | if (!virtcon_hds[i]) { |
5896 | fprintf(stderr, "qemu: could not open virtio console '%s'\n", | |
5897 | devname); | |
5898 | exit(1); | |
5899 | } | |
5900 | } | |
5901 | } | |
5902 | ||
aae9460e PB |
5903 | module_call_init(MODULE_INIT_DEVICE); |
5904 | ||
fbe1b595 | 5905 | machine->init(ram_size, boot_devices, |
3023f332 AL |
5906 | kernel_filename, kernel_cmdline, initrd_filename, cpu_model); |
5907 | ||
268a362c AL |
5908 | |
5909 | for (env = first_cpu; env != NULL; env = env->next_cpu) { | |
5910 | for (i = 0; i < nb_numa_nodes; i++) { | |
5911 | if (node_cpumask[i] & (1 << env->cpu_index)) { | |
5912 | env->numa_node = i; | |
5913 | } | |
5914 | } | |
5915 | } | |
5916 | ||
6f338c34 AL |
5917 | current_machine = machine; |
5918 | ||
3023f332 AL |
5919 | /* init USB devices */ |
5920 | if (usb_enabled) { | |
5921 | for(i = 0; i < usb_devices_index; i++) { | |
c0f4ce77 | 5922 | if (usb_device_add(usb_devices[i], 0) < 0) { |
3023f332 AL |
5923 | fprintf(stderr, "Warning: could not add USB device %s\n", |
5924 | usb_devices[i]); | |
5925 | } | |
5926 | } | |
5927 | } | |
5928 | ||
8f391ab4 AL |
5929 | if (!display_state) |
5930 | dumb_display_init(); | |
3023f332 AL |
5931 | /* just use the first displaystate for the moment */ |
5932 | ds = display_state; | |
993fbfdb AL |
5933 | |
5934 | if (display_type == DT_DEFAULT) { | |
5935 | #if defined(CONFIG_SDL) || defined(CONFIG_COCOA) | |
5936 | display_type = DT_SDL; | |
5937 | #else | |
5938 | display_type = DT_VNC; | |
5939 | vnc_display = "localhost:0,to=99"; | |
5940 | show_vnc_port = 1; | |
5941 | #endif | |
5942 | } | |
5943 | ||
5944 | ||
5945 | switch (display_type) { | |
5946 | case DT_NOGRAPHIC: | |
5947 | break; | |
4d3b6f6e | 5948 | #if defined(CONFIG_CURSES) |
993fbfdb AL |
5949 | case DT_CURSES: |
5950 | curses_display_init(ds, full_screen); | |
5951 | break; | |
4d3b6f6e | 5952 | #endif |
5b0753e0 | 5953 | #if defined(CONFIG_SDL) |
993fbfdb AL |
5954 | case DT_SDL: |
5955 | sdl_display_init(ds, full_screen, no_frame); | |
5956 | break; | |
5b0753e0 | 5957 | #elif defined(CONFIG_COCOA) |
993fbfdb AL |
5958 | case DT_SDL: |
5959 | cocoa_display_init(ds, full_screen); | |
5960 | break; | |
313aa567 | 5961 | #endif |
993fbfdb AL |
5962 | case DT_VNC: |
5963 | vnc_display_init(ds); | |
5964 | if (vnc_display_open(ds, vnc_display) < 0) | |
5965 | exit(1); | |
f92f8afe | 5966 | |
993fbfdb AL |
5967 | if (show_vnc_port) { |
5968 | printf("VNC server running on `%s'\n", vnc_display_local_addr(ds)); | |
f92f8afe | 5969 | } |
993fbfdb AL |
5970 | break; |
5971 | default: | |
5972 | break; | |
313aa567 | 5973 | } |
7d957bd8 | 5974 | dpy_resize(ds); |
5b08fc10 | 5975 | |
3023f332 AL |
5976 | dcl = ds->listeners; |
5977 | while (dcl != NULL) { | |
5978 | if (dcl->dpy_refresh != NULL) { | |
5979 | ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds); | |
5980 | qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock)); | |
20d8a3ed | 5981 | } |
3023f332 | 5982 | dcl = dcl->next; |
20d8a3ed | 5983 | } |
3023f332 | 5984 | |
993fbfdb | 5985 | if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) { |
9043b62d BS |
5986 | nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL); |
5987 | qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock)); | |
5988 | } | |
5989 | ||
2796dae0 | 5990 | text_consoles_set_display(display_state); |
2970a6c9 | 5991 | qemu_chr_initial_reset(); |
2796dae0 | 5992 | |
4c621805 | 5993 | if (monitor_device && monitor_hd) |
cde76ee1 | 5994 | monitor_init(monitor_hd, MONITOR_USE_READLINE | MONITOR_IS_DEFAULT); |
82c643ff | 5995 | |
8d11df9e | 5996 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
c03b0f0f | 5997 | const char *devname = serial_devices[i]; |
fd5f393a | 5998 | if (devname && strcmp(devname, "none")) { |
af3a9031 | 5999 | if (strstart(devname, "vc", 0)) |
7ba1260a | 6000 | qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i); |
8d11df9e | 6001 | } |
82c643ff | 6002 | } |
82c643ff | 6003 | |
6508fe59 | 6004 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { |
c03b0f0f | 6005 | const char *devname = parallel_devices[i]; |
fd5f393a | 6006 | if (devname && strcmp(devname, "none")) { |
af3a9031 | 6007 | if (strstart(devname, "vc", 0)) |
7ba1260a | 6008 | qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i); |
6508fe59 FB |
6009 | } |
6010 | } | |
6011 | ||
9ede2fde AL |
6012 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) { |
6013 | const char *devname = virtio_consoles[i]; | |
2796dae0 | 6014 | if (virtcon_hds[i] && devname) { |
9ede2fde AL |
6015 | if (strstart(devname, "vc", 0)) |
6016 | qemu_chr_printf(virtcon_hds[i], "virtio console%d\r\n", i); | |
6017 | } | |
6018 | } | |
6019 | ||
59030a8c AL |
6020 | if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) { |
6021 | fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n", | |
6022 | gdbstub_dev); | |
6023 | exit(1); | |
45669e00 | 6024 | } |
45669e00 | 6025 | |
d63d307f | 6026 | if (loadvm) |
376253ec | 6027 | do_loadvm(cur_mon, loadvm); |
d63d307f | 6028 | |
5bb7910a AL |
6029 | if (incoming) { |
6030 | autostart = 0; /* fixme how to deal with -daemonize */ | |
6031 | qemu_start_incoming_migration(incoming); | |
6032 | } | |
6033 | ||
c0f4ce77 AL |
6034 | if (autostart) |
6035 | vm_start(); | |
ffd843bc | 6036 | |
b9e82a59 | 6037 | #ifndef _WIN32 |
71e3ceb8 TS |
6038 | if (daemonize) { |
6039 | uint8_t status = 0; | |
6040 | ssize_t len; | |
71e3ceb8 TS |
6041 | |
6042 | again1: | |
6043 | len = write(fds[1], &status, 1); | |
6044 | if (len == -1 && (errno == EINTR)) | |
6045 | goto again1; | |
6046 | ||
6047 | if (len != 1) | |
6048 | exit(1); | |
6049 | ||
bd54b863 | 6050 | chdir("/"); |
aeb30be6 | 6051 | TFR(fd = open("/dev/null", O_RDWR)); |
71e3ceb8 TS |
6052 | if (fd == -1) |
6053 | exit(1); | |
0858532e | 6054 | } |
71e3ceb8 | 6055 | |
0858532e AL |
6056 | if (run_as) { |
6057 | pwd = getpwnam(run_as); | |
6058 | if (!pwd) { | |
6059 | fprintf(stderr, "User \"%s\" doesn't exist\n", run_as); | |
6060 | exit(1); | |
6061 | } | |
6062 | } | |
6063 | ||
6064 | if (chroot_dir) { | |
6065 | if (chroot(chroot_dir) < 0) { | |
6066 | fprintf(stderr, "chroot failed\n"); | |
6067 | exit(1); | |
6068 | } | |
6069 | chdir("/"); | |
6070 | } | |
6071 | ||
6072 | if (run_as) { | |
6073 | if (setgid(pwd->pw_gid) < 0) { | |
6074 | fprintf(stderr, "Failed to setgid(%d)\n", pwd->pw_gid); | |
6075 | exit(1); | |
6076 | } | |
6077 | if (setuid(pwd->pw_uid) < 0) { | |
6078 | fprintf(stderr, "Failed to setuid(%d)\n", pwd->pw_uid); | |
6079 | exit(1); | |
6080 | } | |
6081 | if (setuid(0) != -1) { | |
6082 | fprintf(stderr, "Dropping privileges failed\n"); | |
6083 | exit(1); | |
6084 | } | |
6085 | } | |
0858532e AL |
6086 | |
6087 | if (daemonize) { | |
6088 | dup2(fd, 0); | |
6089 | dup2(fd, 1); | |
6090 | dup2(fd, 2); | |
71e3ceb8 | 6091 | |
0858532e | 6092 | close(fd); |
71e3ceb8 | 6093 | } |
b9e82a59 | 6094 | #endif |
71e3ceb8 | 6095 | |
8a7ddc38 | 6096 | main_loop(); |
40c3bac3 | 6097 | quit_timers(); |
63a01ef8 | 6098 | net_cleanup(); |
b46a8906 | 6099 | |
0824d6fc FB |
6100 | return 0; |
6101 | } |