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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 | 33 | #include "config-host.h" |
e93d9143 BS |
34 | /* Needed early to override system queue definitions on BSD */ |
35 | #include "sys-queue.h" | |
d40cdb10 | 36 | |
67b915a5 | 37 | #ifndef _WIN32 |
5cea8590 | 38 | #include <libgen.h> |
0858532e | 39 | #include <pwd.h> |
67b915a5 | 40 | #include <sys/times.h> |
f1510b2c | 41 | #include <sys/wait.h> |
67b915a5 | 42 | #include <termios.h> |
67b915a5 | 43 | #include <sys/mman.h> |
f1510b2c | 44 | #include <sys/ioctl.h> |
24646c7e | 45 | #include <sys/resource.h> |
f1510b2c | 46 | #include <sys/socket.h> |
c94c8d64 | 47 | #include <netinet/in.h> |
24646c7e BS |
48 | #include <net/if.h> |
49 | #if defined(__NetBSD__) | |
50 | #include <net/if_tap.h> | |
51 | #endif | |
52 | #ifdef __linux__ | |
53 | #include <linux/if_tun.h> | |
54 | #endif | |
55 | #include <arpa/inet.h> | |
9d728e8c | 56 | #include <dirent.h> |
7c9d8e07 | 57 | #include <netdb.h> |
cb4b976b | 58 | #include <sys/select.h> |
179a2c19 | 59 | #ifdef HOST_BSD |
7d3505c5 | 60 | #include <sys/stat.h> |
c5e97233 | 61 | #if defined(__FreeBSD__) || defined(__DragonFly__) |
7d3505c5 | 62 | #include <libutil.h> |
24646c7e BS |
63 | #else |
64 | #include <util.h> | |
128ab2ff | 65 | #endif |
5c40d2bd TS |
66 | #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__) |
67 | #include <freebsd/stdlib.h> | |
7d3505c5 | 68 | #else |
223f0d72 | 69 | #ifdef __linux__ |
7d3505c5 FB |
70 | #include <pty.h> |
71 | #include <malloc.h> | |
fd872598 | 72 | #include <linux/rtc.h> |
1889465a | 73 | #include <sys/prctl.h> |
bd494f4c TS |
74 | |
75 | /* For the benefit of older linux systems which don't supply it, | |
76 | we use a local copy of hpet.h. */ | |
77 | /* #include <linux/hpet.h> */ | |
78 | #include "hpet.h" | |
79 | ||
e57a8c0e | 80 | #include <linux/ppdev.h> |
5867c88a | 81 | #include <linux/parport.h> |
223f0d72 BS |
82 | #endif |
83 | #ifdef __sun__ | |
d5d10bc3 TS |
84 | #include <sys/stat.h> |
85 | #include <sys/ethernet.h> | |
86 | #include <sys/sockio.h> | |
d5d10bc3 TS |
87 | #include <netinet/arp.h> |
88 | #include <netinet/in.h> | |
89 | #include <netinet/in_systm.h> | |
90 | #include <netinet/ip.h> | |
91 | #include <netinet/ip_icmp.h> // must come after ip.h | |
92 | #include <netinet/udp.h> | |
93 | #include <netinet/tcp.h> | |
94 | #include <net/if.h> | |
95 | #include <syslog.h> | |
96 | #include <stropts.h> | |
67b915a5 | 97 | #endif |
7d3505c5 | 98 | #endif |
ec530c81 | 99 | #endif |
67b915a5 | 100 | |
9892fbfb BS |
101 | #if defined(__OpenBSD__) |
102 | #include <util.h> | |
103 | #endif | |
104 | ||
8a16d273 TS |
105 | #if defined(CONFIG_VDE) |
106 | #include <libvdeplug.h> | |
107 | #endif | |
108 | ||
67b915a5 | 109 | #ifdef _WIN32 |
49dc768d | 110 | #include <windows.h> |
7d3505c5 | 111 | #include <malloc.h> |
67b915a5 | 112 | #include <sys/timeb.h> |
4fddf62a | 113 | #include <mmsystem.h> |
67b915a5 FB |
114 | #define getopt_long_only getopt_long |
115 | #define memalign(align, size) malloc(size) | |
116 | #endif | |
117 | ||
73332e5c | 118 | #ifdef CONFIG_SDL |
59a36a2f | 119 | #if defined(__APPLE__) || defined(main) |
6693665a | 120 | #include <SDL.h> |
880fec5d | 121 | int qemu_main(int argc, char **argv, char **envp); |
122 | int main(int argc, char **argv) | |
123 | { | |
59a36a2f | 124 | return qemu_main(argc, argv, NULL); |
880fec5d | 125 | } |
126 | #undef main | |
127 | #define main qemu_main | |
96bcd4f8 | 128 | #endif |
73332e5c | 129 | #endif /* CONFIG_SDL */ |
0824d6fc | 130 | |
5b0753e0 FB |
131 | #ifdef CONFIG_COCOA |
132 | #undef main | |
133 | #define main qemu_main | |
134 | #endif /* CONFIG_COCOA */ | |
135 | ||
511d2b14 BS |
136 | #include "hw/hw.h" |
137 | #include "hw/boards.h" | |
138 | #include "hw/usb.h" | |
139 | #include "hw/pcmcia.h" | |
140 | #include "hw/pc.h" | |
141 | #include "hw/audiodev.h" | |
142 | #include "hw/isa.h" | |
143 | #include "hw/baum.h" | |
144 | #include "hw/bt.h" | |
9dd986cc | 145 | #include "hw/watchdog.h" |
b6f6e3d3 | 146 | #include "hw/smbios.h" |
e37630ca | 147 | #include "hw/xen.h" |
5ef4efa4 | 148 | #include "bt-host.h" |
511d2b14 BS |
149 | #include "net.h" |
150 | #include "monitor.h" | |
151 | #include "console.h" | |
152 | #include "sysemu.h" | |
153 | #include "gdbstub.h" | |
154 | #include "qemu-timer.h" | |
155 | #include "qemu-char.h" | |
156 | #include "cache-utils.h" | |
157 | #include "block.h" | |
a718acec | 158 | #include "dma.h" |
511d2b14 BS |
159 | #include "audio/audio.h" |
160 | #include "migration.h" | |
161 | #include "kvm.h" | |
162 | #include "balloon.h" | |
d3f24367 | 163 | #include "qemu-option.h" |
511d2b14 | 164 | |
0824d6fc | 165 | #include "disas.h" |
fc01f7e7 | 166 | |
8a7ddc38 | 167 | #include "exec-all.h" |
0824d6fc | 168 | |
511d2b14 BS |
169 | #include "qemu_socket.h" |
170 | ||
d918f23e | 171 | #include "slirp/libslirp.h" |
511d2b14 | 172 | |
9dc63a1e BS |
173 | //#define DEBUG_NET |
174 | //#define DEBUG_SLIRP | |
330d0414 | 175 | |
1bfe856e | 176 | #define DEFAULT_RAM_SIZE 128 |
313aa567 | 177 | |
0d92ed30 PB |
178 | /* Max number of USB devices that can be specified on the commandline. */ |
179 | #define MAX_USB_CMDLINE 8 | |
180 | ||
dc72ac14 AZ |
181 | /* Max number of bluetooth switches on the commandline. */ |
182 | #define MAX_BT_CMDLINE 10 | |
183 | ||
5cea8590 | 184 | static const char *data_dir; |
1192dad8 | 185 | const char *bios_name = NULL; |
e4bcb14c | 186 | /* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available |
faea38e7 | 187 | to store the VM snapshots */ |
e4bcb14c TS |
188 | DriveInfo drives_table[MAX_DRIVES+1]; |
189 | int nb_drives; | |
cb5a7aa8 | 190 | enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB; |
3023f332 | 191 | static DisplayState *display_state; |
993fbfdb | 192 | DisplayType display_type = DT_DEFAULT; |
3d11d0eb | 193 | const char* keyboard_layout = NULL; |
313aa567 | 194 | int64_t ticks_per_sec; |
00f82b8a | 195 | ram_addr_t ram_size; |
c4b1fcc0 | 196 | int nb_nics; |
7c9d8e07 | 197 | NICInfo nd_table[MAX_NICS]; |
8a7ddc38 | 198 | int vm_running; |
3e0d1ad5 | 199 | int autostart; |
f6503059 AZ |
200 | static int rtc_utc = 1; |
201 | static int rtc_date_offset = -1; /* -1 means no change */ | |
731dd3be | 202 | int vga_interface_type = VGA_CIRRUS; |
d827220b FB |
203 | #ifdef TARGET_SPARC |
204 | int graphic_width = 1024; | |
205 | int graphic_height = 768; | |
eee0b836 | 206 | int graphic_depth = 8; |
d827220b | 207 | #else |
1bfe856e FB |
208 | int graphic_width = 800; |
209 | int graphic_height = 600; | |
e9b137c2 | 210 | int graphic_depth = 15; |
eee0b836 | 211 | #endif |
dbed7e40 | 212 | static int full_screen = 0; |
634a21f6 | 213 | #ifdef CONFIG_SDL |
dbed7e40 | 214 | static int no_frame = 0; |
634a21f6 | 215 | #endif |
667accab | 216 | int no_quit = 0; |
8d11df9e | 217 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
6508fe59 | 218 | CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; |
9ede2fde | 219 | CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES]; |
a09db21f FB |
220 | #ifdef TARGET_I386 |
221 | int win2k_install_hack = 0; | |
73822ec8 | 222 | int rtc_td_hack = 0; |
a09db21f | 223 | #endif |
bb36d470 | 224 | int usb_enabled = 0; |
1b530a6d | 225 | int singlestep = 0; |
6a00d601 | 226 | int smp_cpus = 1; |
73fc9742 | 227 | const char *vnc_display; |
6515b203 | 228 | int acpi_enabled = 1; |
16b29ae1 | 229 | int no_hpet = 0; |
7d4c3d53 MA |
230 | int virtio_balloon = 1; |
231 | const char *virtio_balloon_devaddr; | |
52ca8d6a | 232 | int fd_bootchk = 1; |
d1beab82 | 233 | int no_reboot = 0; |
b2f76161 | 234 | int no_shutdown = 0; |
9467cd46 | 235 | int cursor_hide = 1; |
a171fe39 | 236 | int graphic_rotate = 0; |
b9e82a59 | 237 | #ifndef _WIN32 |
71e3ceb8 | 238 | int daemonize = 0; |
b9e82a59 | 239 | #endif |
9dd986cc RJ |
240 | WatchdogTimerModel *watchdog = NULL; |
241 | int watchdog_action = WDT_RESET; | |
9ae02555 TS |
242 | const char *option_rom[MAX_OPTION_ROMS]; |
243 | int nb_option_roms; | |
8e71621f | 244 | int semihosting_enabled = 0; |
2b8f2d41 AZ |
245 | #ifdef TARGET_ARM |
246 | int old_param = 0; | |
247 | #endif | |
c35734b2 | 248 | const char *qemu_name; |
3780e197 | 249 | int alt_grab = 0; |
95efd11c | 250 | #if defined(TARGET_SPARC) || defined(TARGET_PPC) |
66508601 BS |
251 | unsigned int nb_prom_envs = 0; |
252 | const char *prom_envs[MAX_PROM_ENVS]; | |
253 | #endif | |
ec691c80 AL |
254 | int nb_drives_opt; |
255 | struct drive_opt drives_opt[MAX_DRIVES]; | |
95387491 | 256 | int boot_menu; |
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 | { | |
bf3516fa | 310 | #if defined(__linux__) && defined(PR_SET_NAME) |
1889465a AK |
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 | ||
e0f084bf JK |
2405 | static void restore_boot_devices(void *opaque) |
2406 | { | |
2407 | char *standard_boot_devices = opaque; | |
2408 | ||
2409 | qemu_boot_set(standard_boot_devices); | |
2410 | ||
2411 | qemu_unregister_reset(restore_boot_devices, standard_boot_devices); | |
2412 | qemu_free(standard_boot_devices); | |
2413 | } | |
2414 | ||
268a362c AL |
2415 | static void numa_add(const char *optarg) |
2416 | { | |
2417 | char option[128]; | |
2418 | char *endptr; | |
2419 | unsigned long long value, endvalue; | |
2420 | int nodenr; | |
2421 | ||
2422 | optarg = get_opt_name(option, 128, optarg, ',') + 1; | |
2423 | if (!strcmp(option, "node")) { | |
2424 | if (get_param_value(option, 128, "nodeid", optarg) == 0) { | |
2425 | nodenr = nb_numa_nodes; | |
2426 | } else { | |
2427 | nodenr = strtoull(option, NULL, 10); | |
2428 | } | |
2429 | ||
2430 | if (get_param_value(option, 128, "mem", optarg) == 0) { | |
2431 | node_mem[nodenr] = 0; | |
2432 | } else { | |
2433 | value = strtoull(option, &endptr, 0); | |
2434 | switch (*endptr) { | |
2435 | case 0: case 'M': case 'm': | |
2436 | value <<= 20; | |
2437 | break; | |
2438 | case 'G': case 'g': | |
2439 | value <<= 30; | |
2440 | break; | |
2441 | } | |
2442 | node_mem[nodenr] = value; | |
2443 | } | |
2444 | if (get_param_value(option, 128, "cpus", optarg) == 0) { | |
2445 | node_cpumask[nodenr] = 0; | |
2446 | } else { | |
2447 | value = strtoull(option, &endptr, 10); | |
2448 | if (value >= 64) { | |
2449 | value = 63; | |
2450 | fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n"); | |
2451 | } else { | |
2452 | if (*endptr == '-') { | |
2453 | endvalue = strtoull(endptr+1, &endptr, 10); | |
2454 | if (endvalue >= 63) { | |
2455 | endvalue = 62; | |
2456 | fprintf(stderr, | |
2457 | "only 63 CPUs in NUMA mode supported.\n"); | |
2458 | } | |
2459 | value = (1 << (endvalue + 1)) - (1 << value); | |
2460 | } else { | |
2461 | value = 1 << value; | |
2462 | } | |
2463 | } | |
2464 | node_cpumask[nodenr] = value; | |
2465 | } | |
2466 | nb_numa_nodes++; | |
2467 | } | |
2468 | return; | |
2469 | } | |
2470 | ||
a594cfbf FB |
2471 | /***********************************************************/ |
2472 | /* USB devices */ | |
2473 | ||
0d92ed30 PB |
2474 | static USBPort *used_usb_ports; |
2475 | static USBPort *free_usb_ports; | |
2476 | ||
2477 | /* ??? Maybe change this to register a hub to keep track of the topology. */ | |
2478 | void qemu_register_usb_port(USBPort *port, void *opaque, int index, | |
2479 | usb_attachfn attach) | |
2480 | { | |
2481 | port->opaque = opaque; | |
2482 | port->index = index; | |
2483 | port->attach = attach; | |
2484 | port->next = free_usb_ports; | |
2485 | free_usb_ports = port; | |
2486 | } | |
2487 | ||
4b096fc9 AL |
2488 | int usb_device_add_dev(USBDevice *dev) |
2489 | { | |
2490 | USBPort *port; | |
2491 | ||
2492 | /* Find a USB port to add the device to. */ | |
2493 | port = free_usb_ports; | |
2494 | if (!port->next) { | |
2495 | USBDevice *hub; | |
2496 | ||
2497 | /* Create a new hub and chain it on. */ | |
2498 | free_usb_ports = NULL; | |
2499 | port->next = used_usb_ports; | |
2500 | used_usb_ports = port; | |
2501 | ||
2502 | hub = usb_hub_init(VM_USB_HUB_SIZE); | |
2503 | usb_attach(port, hub); | |
2504 | port = free_usb_ports; | |
2505 | } | |
2506 | ||
2507 | free_usb_ports = port->next; | |
2508 | port->next = used_usb_ports; | |
2509 | used_usb_ports = port; | |
2510 | usb_attach(port, dev); | |
2511 | return 0; | |
2512 | } | |
2513 | ||
bb5fc20f AL |
2514 | static void usb_msd_password_cb(void *opaque, int err) |
2515 | { | |
2516 | USBDevice *dev = opaque; | |
2517 | ||
2518 | if (!err) | |
2519 | usb_device_add_dev(dev); | |
2520 | else | |
2521 | dev->handle_destroy(dev); | |
2522 | } | |
2523 | ||
c0f4ce77 | 2524 | static int usb_device_add(const char *devname, int is_hotplug) |
a594cfbf FB |
2525 | { |
2526 | const char *p; | |
2527 | USBDevice *dev; | |
a594cfbf | 2528 | |
0d92ed30 | 2529 | if (!free_usb_ports) |
a594cfbf FB |
2530 | return -1; |
2531 | ||
2532 | if (strstart(devname, "host:", &p)) { | |
2533 | dev = usb_host_device_open(p); | |
a594cfbf FB |
2534 | } else if (!strcmp(devname, "mouse")) { |
2535 | dev = usb_mouse_init(); | |
09b26c5e | 2536 | } else if (!strcmp(devname, "tablet")) { |
47b2d338 AZ |
2537 | dev = usb_tablet_init(); |
2538 | } else if (!strcmp(devname, "keyboard")) { | |
2539 | dev = usb_keyboard_init(); | |
2e5d83bb | 2540 | } else if (strstart(devname, "disk:", &p)) { |
c0f4ce77 AL |
2541 | BlockDriverState *bs; |
2542 | ||
bb5fc20f | 2543 | dev = usb_msd_init(p); |
c0f4ce77 AL |
2544 | if (!dev) |
2545 | return -1; | |
bb5fc20f | 2546 | bs = usb_msd_get_bdrv(dev); |
c0f4ce77 AL |
2547 | if (bdrv_key_required(bs)) { |
2548 | autostart = 0; | |
bb5fc20f | 2549 | if (is_hotplug) { |
376253ec AL |
2550 | monitor_read_bdrv_key_start(cur_mon, bs, usb_msd_password_cb, |
2551 | dev); | |
bb5fc20f | 2552 | return 0; |
c0f4ce77 AL |
2553 | } |
2554 | } | |
f6d2a316 AZ |
2555 | } else if (!strcmp(devname, "wacom-tablet")) { |
2556 | dev = usb_wacom_init(); | |
a7954218 AZ |
2557 | } else if (strstart(devname, "serial:", &p)) { |
2558 | dev = usb_serial_init(p); | |
2e4d9fb1 AJ |
2559 | #ifdef CONFIG_BRLAPI |
2560 | } else if (!strcmp(devname, "braille")) { | |
2561 | dev = usb_baum_init(); | |
2562 | #endif | |
6c9f886c | 2563 | } else if (strstart(devname, "net:", &p)) { |
9ad97e65 | 2564 | int nic = nb_nics; |
6c9f886c | 2565 | |
10ae5a7a | 2566 | if (net_client_init(NULL, "nic", p) < 0) |
6c9f886c | 2567 | return -1; |
9ad97e65 AZ |
2568 | nd_table[nic].model = "usb"; |
2569 | dev = usb_net_init(&nd_table[nic]); | |
dc72ac14 AZ |
2570 | } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) { |
2571 | dev = usb_bt_init(devname[2] ? hci_init(p) : | |
2572 | bt_new_hci(qemu_find_bt_vlan(0))); | |
a594cfbf FB |
2573 | } else { |
2574 | return -1; | |
2575 | } | |
0d92ed30 PB |
2576 | if (!dev) |
2577 | return -1; | |
2578 | ||
4b096fc9 | 2579 | return usb_device_add_dev(dev); |
a594cfbf FB |
2580 | } |
2581 | ||
1f3870ab | 2582 | int usb_device_del_addr(int bus_num, int addr) |
a594cfbf | 2583 | { |
0d92ed30 PB |
2584 | USBPort *port; |
2585 | USBPort **lastp; | |
059809e4 | 2586 | USBDevice *dev; |
a594cfbf | 2587 | |
0d92ed30 | 2588 | if (!used_usb_ports) |
a594cfbf FB |
2589 | return -1; |
2590 | ||
a594cfbf FB |
2591 | if (bus_num != 0) |
2592 | return -1; | |
0d92ed30 PB |
2593 | |
2594 | lastp = &used_usb_ports; | |
2595 | port = used_usb_ports; | |
2596 | while (port && port->dev->addr != addr) { | |
2597 | lastp = &port->next; | |
2598 | port = port->next; | |
a594cfbf | 2599 | } |
0d92ed30 PB |
2600 | |
2601 | if (!port) | |
a594cfbf | 2602 | return -1; |
0d92ed30 | 2603 | |
059809e4 | 2604 | dev = port->dev; |
0d92ed30 PB |
2605 | *lastp = port->next; |
2606 | usb_attach(port, NULL); | |
059809e4 | 2607 | dev->handle_destroy(dev); |
0d92ed30 PB |
2608 | port->next = free_usb_ports; |
2609 | free_usb_ports = port; | |
a594cfbf FB |
2610 | return 0; |
2611 | } | |
2612 | ||
1f3870ab AL |
2613 | static int usb_device_del(const char *devname) |
2614 | { | |
2615 | int bus_num, addr; | |
2616 | const char *p; | |
2617 | ||
5d0c5750 AL |
2618 | if (strstart(devname, "host:", &p)) |
2619 | return usb_host_device_close(p); | |
2620 | ||
1f3870ab AL |
2621 | if (!used_usb_ports) |
2622 | return -1; | |
2623 | ||
2624 | p = strchr(devname, '.'); | |
2625 | if (!p) | |
2626 | return -1; | |
2627 | bus_num = strtoul(devname, NULL, 0); | |
2628 | addr = strtoul(p + 1, NULL, 0); | |
2629 | ||
2630 | return usb_device_del_addr(bus_num, addr); | |
2631 | } | |
2632 | ||
376253ec | 2633 | void do_usb_add(Monitor *mon, const char *devname) |
a594cfbf | 2634 | { |
c0f4ce77 | 2635 | usb_device_add(devname, 1); |
a594cfbf FB |
2636 | } |
2637 | ||
376253ec | 2638 | void do_usb_del(Monitor *mon, const char *devname) |
a594cfbf | 2639 | { |
4b096fc9 | 2640 | usb_device_del(devname); |
a594cfbf FB |
2641 | } |
2642 | ||
376253ec | 2643 | void usb_info(Monitor *mon) |
a594cfbf FB |
2644 | { |
2645 | USBDevice *dev; | |
0d92ed30 | 2646 | USBPort *port; |
a594cfbf FB |
2647 | const char *speed_str; |
2648 | ||
0d92ed30 | 2649 | if (!usb_enabled) { |
376253ec | 2650 | monitor_printf(mon, "USB support not enabled\n"); |
a594cfbf FB |
2651 | return; |
2652 | } | |
2653 | ||
0d92ed30 PB |
2654 | for (port = used_usb_ports; port; port = port->next) { |
2655 | dev = port->dev; | |
2656 | if (!dev) | |
2657 | continue; | |
2658 | switch(dev->speed) { | |
5fafdf24 TS |
2659 | case USB_SPEED_LOW: |
2660 | speed_str = "1.5"; | |
0d92ed30 | 2661 | break; |
5fafdf24 TS |
2662 | case USB_SPEED_FULL: |
2663 | speed_str = "12"; | |
0d92ed30 | 2664 | break; |
5fafdf24 TS |
2665 | case USB_SPEED_HIGH: |
2666 | speed_str = "480"; | |
0d92ed30 PB |
2667 | break; |
2668 | default: | |
5fafdf24 | 2669 | speed_str = "?"; |
0d92ed30 | 2670 | break; |
a594cfbf | 2671 | } |
376253ec AL |
2672 | monitor_printf(mon, " Device %d.%d, Speed %s Mb/s, Product %s\n", |
2673 | 0, dev->addr, speed_str, dev->devname); | |
a594cfbf FB |
2674 | } |
2675 | } | |
2676 | ||
201a51fc AZ |
2677 | /***********************************************************/ |
2678 | /* PCMCIA/Cardbus */ | |
2679 | ||
2680 | static struct pcmcia_socket_entry_s { | |
bc24a225 | 2681 | PCMCIASocket *socket; |
201a51fc AZ |
2682 | struct pcmcia_socket_entry_s *next; |
2683 | } *pcmcia_sockets = 0; | |
2684 | ||
bc24a225 | 2685 | void pcmcia_socket_register(PCMCIASocket *socket) |
201a51fc AZ |
2686 | { |
2687 | struct pcmcia_socket_entry_s *entry; | |
2688 | ||
2689 | entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s)); | |
2690 | entry->socket = socket; | |
2691 | entry->next = pcmcia_sockets; | |
2692 | pcmcia_sockets = entry; | |
2693 | } | |
2694 | ||
bc24a225 | 2695 | void pcmcia_socket_unregister(PCMCIASocket *socket) |
201a51fc AZ |
2696 | { |
2697 | struct pcmcia_socket_entry_s *entry, **ptr; | |
2698 | ||
2699 | ptr = &pcmcia_sockets; | |
2700 | for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr) | |
2701 | if (entry->socket == socket) { | |
2702 | *ptr = entry->next; | |
2703 | qemu_free(entry); | |
2704 | } | |
2705 | } | |
2706 | ||
376253ec | 2707 | void pcmcia_info(Monitor *mon) |
201a51fc AZ |
2708 | { |
2709 | struct pcmcia_socket_entry_s *iter; | |
376253ec | 2710 | |
201a51fc | 2711 | if (!pcmcia_sockets) |
376253ec | 2712 | monitor_printf(mon, "No PCMCIA sockets\n"); |
201a51fc AZ |
2713 | |
2714 | for (iter = pcmcia_sockets; iter; iter = iter->next) | |
376253ec AL |
2715 | monitor_printf(mon, "%s: %s\n", iter->socket->slot_string, |
2716 | iter->socket->attached ? iter->socket->card_string : | |
2717 | "Empty"); | |
201a51fc AZ |
2718 | } |
2719 | ||
2ff89790 | 2720 | /***********************************************************/ |
3023f332 AL |
2721 | /* register display */ |
2722 | ||
7b5d76da AL |
2723 | struct DisplayAllocator default_allocator = { |
2724 | defaultallocator_create_displaysurface, | |
2725 | defaultallocator_resize_displaysurface, | |
2726 | defaultallocator_free_displaysurface | |
2727 | }; | |
2728 | ||
3023f332 AL |
2729 | void register_displaystate(DisplayState *ds) |
2730 | { | |
2731 | DisplayState **s; | |
2732 | s = &display_state; | |
2733 | while (*s != NULL) | |
2734 | s = &(*s)->next; | |
2735 | ds->next = NULL; | |
2736 | *s = ds; | |
2737 | } | |
2738 | ||
2739 | DisplayState *get_displaystate(void) | |
2740 | { | |
2741 | return display_state; | |
2742 | } | |
2743 | ||
7b5d76da AL |
2744 | DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da) |
2745 | { | |
2746 | if(ds->allocator == &default_allocator) ds->allocator = da; | |
2747 | return ds->allocator; | |
2748 | } | |
2749 | ||
2ff89790 TS |
2750 | /* dumb display */ |
2751 | ||
8f391ab4 | 2752 | static void dumb_display_init(void) |
2ff89790 | 2753 | { |
8f391ab4 | 2754 | DisplayState *ds = qemu_mallocz(sizeof(DisplayState)); |
7b5d76da AL |
2755 | ds->allocator = &default_allocator; |
2756 | ds->surface = qemu_create_displaysurface(ds, 640, 480); | |
8f391ab4 | 2757 | register_displaystate(ds); |
2ff89790 TS |
2758 | } |
2759 | ||
8a7ddc38 FB |
2760 | /***********************************************************/ |
2761 | /* I/O handling */ | |
0824d6fc | 2762 | |
c4b1fcc0 FB |
2763 | typedef struct IOHandlerRecord { |
2764 | int fd; | |
7c9d8e07 FB |
2765 | IOCanRWHandler *fd_read_poll; |
2766 | IOHandler *fd_read; | |
2767 | IOHandler *fd_write; | |
cafffd40 | 2768 | int deleted; |
c4b1fcc0 FB |
2769 | void *opaque; |
2770 | /* temporary data */ | |
2771 | struct pollfd *ufd; | |
8a7ddc38 | 2772 | struct IOHandlerRecord *next; |
c4b1fcc0 FB |
2773 | } IOHandlerRecord; |
2774 | ||
8a7ddc38 | 2775 | static IOHandlerRecord *first_io_handler; |
c4b1fcc0 | 2776 | |
7c9d8e07 FB |
2777 | /* XXX: fd_read_poll should be suppressed, but an API change is |
2778 | necessary in the character devices to suppress fd_can_read(). */ | |
5fafdf24 TS |
2779 | int qemu_set_fd_handler2(int fd, |
2780 | IOCanRWHandler *fd_read_poll, | |
2781 | IOHandler *fd_read, | |
2782 | IOHandler *fd_write, | |
7c9d8e07 | 2783 | void *opaque) |
c4b1fcc0 | 2784 | { |
7c9d8e07 | 2785 | IOHandlerRecord **pioh, *ioh; |
c4b1fcc0 | 2786 | |
7c9d8e07 FB |
2787 | if (!fd_read && !fd_write) { |
2788 | pioh = &first_io_handler; | |
2789 | for(;;) { | |
2790 | ioh = *pioh; | |
2791 | if (ioh == NULL) | |
2792 | break; | |
2793 | if (ioh->fd == fd) { | |
cafffd40 | 2794 | ioh->deleted = 1; |
7c9d8e07 FB |
2795 | break; |
2796 | } | |
2797 | pioh = &ioh->next; | |
2798 | } | |
2799 | } else { | |
2800 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
2801 | if (ioh->fd == fd) | |
2802 | goto found; | |
2803 | } | |
2804 | ioh = qemu_mallocz(sizeof(IOHandlerRecord)); | |
7c9d8e07 FB |
2805 | ioh->next = first_io_handler; |
2806 | first_io_handler = ioh; | |
2807 | found: | |
2808 | ioh->fd = fd; | |
2809 | ioh->fd_read_poll = fd_read_poll; | |
2810 | ioh->fd_read = fd_read; | |
2811 | ioh->fd_write = fd_write; | |
2812 | ioh->opaque = opaque; | |
cafffd40 | 2813 | ioh->deleted = 0; |
7c9d8e07 | 2814 | } |
c4b1fcc0 FB |
2815 | return 0; |
2816 | } | |
2817 | ||
5fafdf24 TS |
2818 | int qemu_set_fd_handler(int fd, |
2819 | IOHandler *fd_read, | |
2820 | IOHandler *fd_write, | |
7c9d8e07 | 2821 | void *opaque) |
8a7ddc38 | 2822 | { |
7c9d8e07 | 2823 | return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque); |
8a7ddc38 FB |
2824 | } |
2825 | ||
56f3a5d0 | 2826 | #ifdef _WIN32 |
f331110f FB |
2827 | /***********************************************************/ |
2828 | /* Polling handling */ | |
2829 | ||
2830 | typedef struct PollingEntry { | |
2831 | PollingFunc *func; | |
2832 | void *opaque; | |
2833 | struct PollingEntry *next; | |
2834 | } PollingEntry; | |
2835 | ||
2836 | static PollingEntry *first_polling_entry; | |
2837 | ||
2838 | int qemu_add_polling_cb(PollingFunc *func, void *opaque) | |
2839 | { | |
2840 | PollingEntry **ppe, *pe; | |
2841 | pe = qemu_mallocz(sizeof(PollingEntry)); | |
f331110f FB |
2842 | pe->func = func; |
2843 | pe->opaque = opaque; | |
2844 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next); | |
2845 | *ppe = pe; | |
2846 | return 0; | |
2847 | } | |
2848 | ||
2849 | void qemu_del_polling_cb(PollingFunc *func, void *opaque) | |
2850 | { | |
2851 | PollingEntry **ppe, *pe; | |
2852 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) { | |
2853 | pe = *ppe; | |
2854 | if (pe->func == func && pe->opaque == opaque) { | |
2855 | *ppe = pe->next; | |
2856 | qemu_free(pe); | |
2857 | break; | |
2858 | } | |
2859 | } | |
2860 | } | |
2861 | ||
a18e524a FB |
2862 | /***********************************************************/ |
2863 | /* Wait objects support */ | |
2864 | typedef struct WaitObjects { | |
2865 | int num; | |
2866 | HANDLE events[MAXIMUM_WAIT_OBJECTS + 1]; | |
2867 | WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1]; | |
2868 | void *opaque[MAXIMUM_WAIT_OBJECTS + 1]; | |
2869 | } WaitObjects; | |
2870 | ||
2871 | static WaitObjects wait_objects = {0}; | |
3b46e624 | 2872 | |
a18e524a FB |
2873 | int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) |
2874 | { | |
2875 | WaitObjects *w = &wait_objects; | |
2876 | ||
2877 | if (w->num >= MAXIMUM_WAIT_OBJECTS) | |
2878 | return -1; | |
2879 | w->events[w->num] = handle; | |
2880 | w->func[w->num] = func; | |
2881 | w->opaque[w->num] = opaque; | |
2882 | w->num++; | |
2883 | return 0; | |
2884 | } | |
2885 | ||
2886 | void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) | |
2887 | { | |
2888 | int i, found; | |
2889 | WaitObjects *w = &wait_objects; | |
2890 | ||
2891 | found = 0; | |
2892 | for (i = 0; i < w->num; i++) { | |
2893 | if (w->events[i] == handle) | |
2894 | found = 1; | |
2895 | if (found) { | |
2896 | w->events[i] = w->events[i + 1]; | |
2897 | w->func[i] = w->func[i + 1]; | |
2898 | w->opaque[i] = w->opaque[i + 1]; | |
3b46e624 | 2899 | } |
a18e524a FB |
2900 | } |
2901 | if (found) | |
2902 | w->num--; | |
2903 | } | |
2904 | #endif | |
2905 | ||
8a7ddc38 FB |
2906 | /***********************************************************/ |
2907 | /* ram save/restore */ | |
2908 | ||
8a7ddc38 FB |
2909 | static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) |
2910 | { | |
2911 | int v; | |
2912 | ||
2913 | v = qemu_get_byte(f); | |
2914 | switch(v) { | |
2915 | case 0: | |
2916 | if (qemu_get_buffer(f, buf, len) != len) | |
2917 | return -EIO; | |
2918 | break; | |
2919 | case 1: | |
2920 | v = qemu_get_byte(f); | |
2921 | memset(buf, v, len); | |
2922 | break; | |
2923 | default: | |
2924 | return -EINVAL; | |
2925 | } | |
871d2f07 AL |
2926 | |
2927 | if (qemu_file_has_error(f)) | |
2928 | return -EIO; | |
2929 | ||
8a7ddc38 FB |
2930 | return 0; |
2931 | } | |
2932 | ||
c88676f8 FB |
2933 | static int ram_load_v1(QEMUFile *f, void *opaque) |
2934 | { | |
00f82b8a AJ |
2935 | int ret; |
2936 | ram_addr_t i; | |
c88676f8 | 2937 | |
94a6b54f | 2938 | if (qemu_get_be32(f) != last_ram_offset) |
c88676f8 | 2939 | return -EINVAL; |
94a6b54f | 2940 | for(i = 0; i < last_ram_offset; i+= TARGET_PAGE_SIZE) { |
5579c7f3 | 2941 | ret = ram_get_page(f, qemu_get_ram_ptr(i), TARGET_PAGE_SIZE); |
c88676f8 FB |
2942 | if (ret) |
2943 | return ret; | |
2944 | } | |
2945 | return 0; | |
2946 | } | |
2947 | ||
2948 | #define BDRV_HASH_BLOCK_SIZE 1024 | |
2949 | #define IOBUF_SIZE 4096 | |
2950 | #define RAM_CBLOCK_MAGIC 0xfabe | |
2951 | ||
c88676f8 FB |
2952 | typedef struct RamDecompressState { |
2953 | z_stream zstream; | |
2954 | QEMUFile *f; | |
2955 | uint8_t buf[IOBUF_SIZE]; | |
2956 | } RamDecompressState; | |
2957 | ||
2958 | static int ram_decompress_open(RamDecompressState *s, QEMUFile *f) | |
2959 | { | |
2960 | int ret; | |
2961 | memset(s, 0, sizeof(*s)); | |
2962 | s->f = f; | |
2963 | ret = inflateInit(&s->zstream); | |
2964 | if (ret != Z_OK) | |
2965 | return -1; | |
2966 | return 0; | |
2967 | } | |
2968 | ||
2969 | static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len) | |
2970 | { | |
2971 | int ret, clen; | |
2972 | ||
2973 | s->zstream.avail_out = len; | |
2974 | s->zstream.next_out = buf; | |
2975 | while (s->zstream.avail_out > 0) { | |
2976 | if (s->zstream.avail_in == 0) { | |
2977 | if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC) | |
2978 | return -1; | |
2979 | clen = qemu_get_be16(s->f); | |
2980 | if (clen > IOBUF_SIZE) | |
2981 | return -1; | |
2982 | qemu_get_buffer(s->f, s->buf, clen); | |
2983 | s->zstream.avail_in = clen; | |
2984 | s->zstream.next_in = s->buf; | |
2985 | } | |
2986 | ret = inflate(&s->zstream, Z_PARTIAL_FLUSH); | |
2987 | if (ret != Z_OK && ret != Z_STREAM_END) { | |
2988 | return -1; | |
2989 | } | |
2990 | } | |
2991 | return 0; | |
2992 | } | |
2993 | ||
2994 | static void ram_decompress_close(RamDecompressState *s) | |
2995 | { | |
2996 | inflateEnd(&s->zstream); | |
2997 | } | |
2998 | ||
475e4277 AL |
2999 | #define RAM_SAVE_FLAG_FULL 0x01 |
3000 | #define RAM_SAVE_FLAG_COMPRESS 0x02 | |
3001 | #define RAM_SAVE_FLAG_MEM_SIZE 0x04 | |
3002 | #define RAM_SAVE_FLAG_PAGE 0x08 | |
3003 | #define RAM_SAVE_FLAG_EOS 0x10 | |
3004 | ||
3005 | static int is_dup_page(uint8_t *page, uint8_t ch) | |
8a7ddc38 | 3006 | { |
475e4277 AL |
3007 | uint32_t val = ch << 24 | ch << 16 | ch << 8 | ch; |
3008 | uint32_t *array = (uint32_t *)page; | |
3009 | int i; | |
3b46e624 | 3010 | |
475e4277 AL |
3011 | for (i = 0; i < (TARGET_PAGE_SIZE / 4); i++) { |
3012 | if (array[i] != val) | |
3013 | return 0; | |
3014 | } | |
3015 | ||
3016 | return 1; | |
3017 | } | |
3018 | ||
3019 | static int ram_save_block(QEMUFile *f) | |
3020 | { | |
3021 | static ram_addr_t current_addr = 0; | |
3022 | ram_addr_t saved_addr = current_addr; | |
3023 | ram_addr_t addr = 0; | |
3024 | int found = 0; | |
3025 | ||
94a6b54f | 3026 | while (addr < last_ram_offset) { |
475e4277 | 3027 | if (cpu_physical_memory_get_dirty(current_addr, MIGRATION_DIRTY_FLAG)) { |
5579c7f3 | 3028 | uint8_t *p; |
475e4277 AL |
3029 | |
3030 | cpu_physical_memory_reset_dirty(current_addr, | |
3031 | current_addr + TARGET_PAGE_SIZE, | |
3032 | MIGRATION_DIRTY_FLAG); | |
3033 | ||
5579c7f3 | 3034 | p = qemu_get_ram_ptr(current_addr); |
475e4277 | 3035 | |
5579c7f3 | 3036 | if (is_dup_page(p, *p)) { |
475e4277 | 3037 | qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_COMPRESS); |
5579c7f3 | 3038 | qemu_put_byte(f, *p); |
475e4277 AL |
3039 | } else { |
3040 | qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_PAGE); | |
5579c7f3 | 3041 | qemu_put_buffer(f, p, TARGET_PAGE_SIZE); |
c88676f8 | 3042 | } |
475e4277 AL |
3043 | |
3044 | found = 1; | |
3045 | break; | |
c88676f8 | 3046 | } |
475e4277 | 3047 | addr += TARGET_PAGE_SIZE; |
94a6b54f | 3048 | current_addr = (saved_addr + addr) % last_ram_offset; |
8a7ddc38 | 3049 | } |
475e4277 AL |
3050 | |
3051 | return found; | |
8a7ddc38 FB |
3052 | } |
3053 | ||
9f9e28cd | 3054 | static uint64_t bytes_transferred = 0; |
475e4277 AL |
3055 | |
3056 | static ram_addr_t ram_save_remaining(void) | |
3057 | { | |
3058 | ram_addr_t addr; | |
3059 | ram_addr_t count = 0; | |
3060 | ||
94a6b54f | 3061 | for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) { |
475e4277 AL |
3062 | if (cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) |
3063 | count++; | |
3064 | } | |
3065 | ||
3066 | return count; | |
3067 | } | |
3068 | ||
9f9e28cd GC |
3069 | uint64_t ram_bytes_remaining(void) |
3070 | { | |
3071 | return ram_save_remaining() * TARGET_PAGE_SIZE; | |
3072 | } | |
3073 | ||
3074 | uint64_t ram_bytes_transferred(void) | |
3075 | { | |
3076 | return bytes_transferred; | |
3077 | } | |
3078 | ||
3079 | uint64_t ram_bytes_total(void) | |
3080 | { | |
3081 | return last_ram_offset; | |
3082 | } | |
3083 | ||
475e4277 AL |
3084 | static int ram_save_live(QEMUFile *f, int stage, void *opaque) |
3085 | { | |
3086 | ram_addr_t addr; | |
a0a3fd60 GC |
3087 | uint64_t bytes_transferred_last; |
3088 | double bwidth = 0; | |
3089 | uint64_t expected_time = 0; | |
475e4277 | 3090 | |
9fa06385 | 3091 | if (cpu_physical_sync_dirty_bitmap(0, TARGET_PHYS_ADDR_MAX) != 0) { |
b0a46a33 JK |
3092 | qemu_file_set_error(f); |
3093 | return 0; | |
3094 | } | |
3095 | ||
475e4277 AL |
3096 | if (stage == 1) { |
3097 | /* Make sure all dirty bits are set */ | |
94a6b54f | 3098 | for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) { |
475e4277 AL |
3099 | if (!cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) |
3100 | cpu_physical_memory_set_dirty(addr); | |
3101 | } | |
b0a46a33 | 3102 | |
475e4277 AL |
3103 | /* Enable dirty memory tracking */ |
3104 | cpu_physical_memory_set_dirty_tracking(1); | |
3105 | ||
94a6b54f | 3106 | qemu_put_be64(f, last_ram_offset | RAM_SAVE_FLAG_MEM_SIZE); |
475e4277 AL |
3107 | } |
3108 | ||
a0a3fd60 GC |
3109 | bytes_transferred_last = bytes_transferred; |
3110 | bwidth = get_clock(); | |
3111 | ||
475e4277 AL |
3112 | while (!qemu_file_rate_limit(f)) { |
3113 | int ret; | |
3114 | ||
3115 | ret = ram_save_block(f); | |
9f9e28cd | 3116 | bytes_transferred += ret * TARGET_PAGE_SIZE; |
475e4277 AL |
3117 | if (ret == 0) /* no more blocks */ |
3118 | break; | |
3119 | } | |
3120 | ||
a0a3fd60 GC |
3121 | bwidth = get_clock() - bwidth; |
3122 | bwidth = (bytes_transferred - bytes_transferred_last) / bwidth; | |
3123 | ||
3124 | /* if we haven't transferred anything this round, force expected_time to a | |
3125 | * a very high value, but without crashing */ | |
3126 | if (bwidth == 0) | |
3127 | bwidth = 0.000001; | |
3128 | ||
475e4277 AL |
3129 | /* try transferring iterative blocks of memory */ |
3130 | ||
3131 | if (stage == 3) { | |
475e4277 AL |
3132 | |
3133 | /* flush all remaining blocks regardless of rate limiting */ | |
9f9e28cd GC |
3134 | while (ram_save_block(f) != 0) { |
3135 | bytes_transferred += TARGET_PAGE_SIZE; | |
3136 | } | |
8215e914 | 3137 | cpu_physical_memory_set_dirty_tracking(0); |
475e4277 AL |
3138 | } |
3139 | ||
3140 | qemu_put_be64(f, RAM_SAVE_FLAG_EOS); | |
3141 | ||
a0a3fd60 GC |
3142 | expected_time = ram_save_remaining() * TARGET_PAGE_SIZE / bwidth; |
3143 | ||
3144 | return (stage == 2) && (expected_time <= migrate_max_downtime()); | |
475e4277 AL |
3145 | } |
3146 | ||
3147 | static int ram_load_dead(QEMUFile *f, void *opaque) | |
8a7ddc38 | 3148 | { |
c88676f8 FB |
3149 | RamDecompressState s1, *s = &s1; |
3150 | uint8_t buf[10]; | |
00f82b8a | 3151 | ram_addr_t i; |
8a7ddc38 | 3152 | |
c88676f8 FB |
3153 | if (ram_decompress_open(s, f) < 0) |
3154 | return -EINVAL; | |
94a6b54f | 3155 | for(i = 0; i < last_ram_offset; i+= BDRV_HASH_BLOCK_SIZE) { |
c88676f8 FB |
3156 | if (ram_decompress_buf(s, buf, 1) < 0) { |
3157 | fprintf(stderr, "Error while reading ram block header\n"); | |
3158 | goto error; | |
3159 | } | |
3160 | if (buf[0] == 0) { | |
5579c7f3 PB |
3161 | if (ram_decompress_buf(s, qemu_get_ram_ptr(i), |
3162 | BDRV_HASH_BLOCK_SIZE) < 0) { | |
00f82b8a | 3163 | fprintf(stderr, "Error while reading ram block address=0x%08" PRIx64, (uint64_t)i); |
c88676f8 FB |
3164 | goto error; |
3165 | } | |
475e4277 | 3166 | } else { |
c88676f8 FB |
3167 | error: |
3168 | printf("Error block header\n"); | |
3169 | return -EINVAL; | |
3170 | } | |
8a7ddc38 | 3171 | } |
c88676f8 | 3172 | ram_decompress_close(s); |
475e4277 AL |
3173 | |
3174 | return 0; | |
3175 | } | |
3176 | ||
3177 | static int ram_load(QEMUFile *f, void *opaque, int version_id) | |
3178 | { | |
3179 | ram_addr_t addr; | |
3180 | int flags; | |
3181 | ||
3182 | if (version_id == 1) | |
3183 | return ram_load_v1(f, opaque); | |
3184 | ||
3185 | if (version_id == 2) { | |
94a6b54f | 3186 | if (qemu_get_be32(f) != last_ram_offset) |
475e4277 AL |
3187 | return -EINVAL; |
3188 | return ram_load_dead(f, opaque); | |
3189 | } | |
3190 | ||
3191 | if (version_id != 3) | |
3192 | return -EINVAL; | |
3193 | ||
3194 | do { | |
3195 | addr = qemu_get_be64(f); | |
3196 | ||
3197 | flags = addr & ~TARGET_PAGE_MASK; | |
3198 | addr &= TARGET_PAGE_MASK; | |
3199 | ||
3200 | if (flags & RAM_SAVE_FLAG_MEM_SIZE) { | |
94a6b54f | 3201 | if (addr != last_ram_offset) |
475e4277 AL |
3202 | return -EINVAL; |
3203 | } | |
3204 | ||
3205 | if (flags & RAM_SAVE_FLAG_FULL) { | |
3206 | if (ram_load_dead(f, opaque) < 0) | |
3207 | return -EINVAL; | |
3208 | } | |
3209 | ||
3210 | if (flags & RAM_SAVE_FLAG_COMPRESS) { | |
3211 | uint8_t ch = qemu_get_byte(f); | |
779c6bef AL |
3212 | memset(qemu_get_ram_ptr(addr), ch, TARGET_PAGE_SIZE); |
3213 | #ifndef _WIN32 | |
30868442 AL |
3214 | if (ch == 0 && |
3215 | (!kvm_enabled() || kvm_has_sync_mmu())) { | |
3216 | madvise(qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE, MADV_DONTNEED); | |
779c6bef | 3217 | } |
30868442 | 3218 | #endif |
475e4277 | 3219 | } else if (flags & RAM_SAVE_FLAG_PAGE) |
5579c7f3 | 3220 | qemu_get_buffer(f, qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE); |
475e4277 AL |
3221 | } while (!(flags & RAM_SAVE_FLAG_EOS)); |
3222 | ||
8a7ddc38 FB |
3223 | return 0; |
3224 | } | |
3225 | ||
9e472e10 AL |
3226 | void qemu_service_io(void) |
3227 | { | |
d9f75a4e | 3228 | qemu_notify_event(); |
9e472e10 AL |
3229 | } |
3230 | ||
83f64091 FB |
3231 | /***********************************************************/ |
3232 | /* bottom halves (can be seen as timers which expire ASAP) */ | |
3233 | ||
3234 | struct QEMUBH { | |
3235 | QEMUBHFunc *cb; | |
3236 | void *opaque; | |
3237 | int scheduled; | |
1b435b10 AL |
3238 | int idle; |
3239 | int deleted; | |
83f64091 FB |
3240 | QEMUBH *next; |
3241 | }; | |
3242 | ||
3243 | static QEMUBH *first_bh = NULL; | |
3244 | ||
3245 | QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque) | |
3246 | { | |
3247 | QEMUBH *bh; | |
3248 | bh = qemu_mallocz(sizeof(QEMUBH)); | |
83f64091 FB |
3249 | bh->cb = cb; |
3250 | bh->opaque = opaque; | |
1b435b10 AL |
3251 | bh->next = first_bh; |
3252 | first_bh = bh; | |
83f64091 FB |
3253 | return bh; |
3254 | } | |
3255 | ||
6eb5733a | 3256 | int qemu_bh_poll(void) |
83f64091 | 3257 | { |
1b435b10 | 3258 | QEMUBH *bh, **bhp; |
6eb5733a | 3259 | int ret; |
83f64091 | 3260 | |
6eb5733a | 3261 | ret = 0; |
1b435b10 AL |
3262 | for (bh = first_bh; bh; bh = bh->next) { |
3263 | if (!bh->deleted && bh->scheduled) { | |
3264 | bh->scheduled = 0; | |
3265 | if (!bh->idle) | |
3266 | ret = 1; | |
3267 | bh->idle = 0; | |
3268 | bh->cb(bh->opaque); | |
3269 | } | |
83f64091 | 3270 | } |
1b435b10 AL |
3271 | |
3272 | /* remove deleted bhs */ | |
3273 | bhp = &first_bh; | |
3274 | while (*bhp) { | |
3275 | bh = *bhp; | |
3276 | if (bh->deleted) { | |
3277 | *bhp = bh->next; | |
3278 | qemu_free(bh); | |
3279 | } else | |
3280 | bhp = &bh->next; | |
3281 | } | |
3282 | ||
6eb5733a | 3283 | return ret; |
83f64091 FB |
3284 | } |
3285 | ||
1b435b10 AL |
3286 | void qemu_bh_schedule_idle(QEMUBH *bh) |
3287 | { | |
3288 | if (bh->scheduled) | |
3289 | return; | |
3290 | bh->scheduled = 1; | |
3291 | bh->idle = 1; | |
3292 | } | |
3293 | ||
83f64091 FB |
3294 | void qemu_bh_schedule(QEMUBH *bh) |
3295 | { | |
83f64091 FB |
3296 | if (bh->scheduled) |
3297 | return; | |
3298 | bh->scheduled = 1; | |
1b435b10 | 3299 | bh->idle = 0; |
83f64091 | 3300 | /* stop the currently executing CPU to execute the BH ASAP */ |
d9f75a4e | 3301 | qemu_notify_event(); |
83f64091 FB |
3302 | } |
3303 | ||
3304 | void qemu_bh_cancel(QEMUBH *bh) | |
3305 | { | |
1b435b10 | 3306 | bh->scheduled = 0; |
83f64091 FB |
3307 | } |
3308 | ||
3309 | void qemu_bh_delete(QEMUBH *bh) | |
3310 | { | |
1b435b10 AL |
3311 | bh->scheduled = 0; |
3312 | bh->deleted = 1; | |
83f64091 FB |
3313 | } |
3314 | ||
56f3a5d0 AL |
3315 | static void qemu_bh_update_timeout(int *timeout) |
3316 | { | |
3317 | QEMUBH *bh; | |
3318 | ||
3319 | for (bh = first_bh; bh; bh = bh->next) { | |
3320 | if (!bh->deleted && bh->scheduled) { | |
3321 | if (bh->idle) { | |
3322 | /* idle bottom halves will be polled at least | |
3323 | * every 10ms */ | |
3324 | *timeout = MIN(10, *timeout); | |
3325 | } else { | |
3326 | /* non-idle bottom halves will be executed | |
3327 | * immediately */ | |
3328 | *timeout = 0; | |
3329 | break; | |
3330 | } | |
3331 | } | |
3332 | } | |
3333 | } | |
3334 | ||
cc1daa40 FB |
3335 | /***********************************************************/ |
3336 | /* machine registration */ | |
3337 | ||
bdaf78e0 | 3338 | static QEMUMachine *first_machine = NULL; |
6f338c34 | 3339 | QEMUMachine *current_machine = NULL; |
cc1daa40 FB |
3340 | |
3341 | int qemu_register_machine(QEMUMachine *m) | |
3342 | { | |
3343 | QEMUMachine **pm; | |
3344 | pm = &first_machine; | |
3345 | while (*pm != NULL) | |
3346 | pm = &(*pm)->next; | |
3347 | m->next = NULL; | |
3348 | *pm = m; | |
3349 | return 0; | |
3350 | } | |
3351 | ||
9596ebb7 | 3352 | static QEMUMachine *find_machine(const char *name) |
cc1daa40 FB |
3353 | { |
3354 | QEMUMachine *m; | |
3355 | ||
3356 | for(m = first_machine; m != NULL; m = m->next) { | |
3357 | if (!strcmp(m->name, name)) | |
3358 | return m; | |
9fc1babd MM |
3359 | if (m->alias && !strcmp(m->alias, name)) |
3360 | return m; | |
cc1daa40 FB |
3361 | } |
3362 | return NULL; | |
3363 | } | |
3364 | ||
0c257437 AL |
3365 | static QEMUMachine *find_default_machine(void) |
3366 | { | |
3367 | QEMUMachine *m; | |
3368 | ||
3369 | for(m = first_machine; m != NULL; m = m->next) { | |
3370 | if (m->is_default) { | |
3371 | return m; | |
3372 | } | |
3373 | } | |
3374 | return NULL; | |
3375 | } | |
3376 | ||
8a7ddc38 FB |
3377 | /***********************************************************/ |
3378 | /* main execution loop */ | |
3379 | ||
9596ebb7 | 3380 | static void gui_update(void *opaque) |
8a7ddc38 | 3381 | { |
7d957bd8 | 3382 | uint64_t interval = GUI_REFRESH_INTERVAL; |
740733bb | 3383 | DisplayState *ds = opaque; |
7d957bd8 AL |
3384 | DisplayChangeListener *dcl = ds->listeners; |
3385 | ||
3386 | dpy_refresh(ds); | |
3387 | ||
3388 | while (dcl != NULL) { | |
3389 | if (dcl->gui_timer_interval && | |
3390 | dcl->gui_timer_interval < interval) | |
3391 | interval = dcl->gui_timer_interval; | |
3392 | dcl = dcl->next; | |
3393 | } | |
3394 | qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock)); | |
8a7ddc38 FB |
3395 | } |
3396 | ||
9043b62d BS |
3397 | static void nographic_update(void *opaque) |
3398 | { | |
3399 | uint64_t interval = GUI_REFRESH_INTERVAL; | |
3400 | ||
3401 | qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock)); | |
3402 | } | |
3403 | ||
0bd48850 FB |
3404 | struct vm_change_state_entry { |
3405 | VMChangeStateHandler *cb; | |
3406 | void *opaque; | |
3407 | LIST_ENTRY (vm_change_state_entry) entries; | |
3408 | }; | |
3409 | ||
3410 | static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head; | |
3411 | ||
3412 | VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, | |
3413 | void *opaque) | |
3414 | { | |
3415 | VMChangeStateEntry *e; | |
3416 | ||
3417 | e = qemu_mallocz(sizeof (*e)); | |
0bd48850 FB |
3418 | |
3419 | e->cb = cb; | |
3420 | e->opaque = opaque; | |
3421 | LIST_INSERT_HEAD(&vm_change_state_head, e, entries); | |
3422 | return e; | |
3423 | } | |
3424 | ||
3425 | void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) | |
3426 | { | |
3427 | LIST_REMOVE (e, entries); | |
3428 | qemu_free (e); | |
3429 | } | |
3430 | ||
9781e040 | 3431 | static void vm_state_notify(int running, int reason) |
0bd48850 FB |
3432 | { |
3433 | VMChangeStateEntry *e; | |
3434 | ||
3435 | for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { | |
9781e040 | 3436 | e->cb(e->opaque, running, reason); |
0bd48850 FB |
3437 | } |
3438 | } | |
3439 | ||
d6dc3d42 AL |
3440 | static void resume_all_vcpus(void); |
3441 | static void pause_all_vcpus(void); | |
3442 | ||
8a7ddc38 FB |
3443 | void vm_start(void) |
3444 | { | |
3445 | if (!vm_running) { | |
3446 | cpu_enable_ticks(); | |
3447 | vm_running = 1; | |
9781e040 | 3448 | vm_state_notify(1, 0); |
efe75411 | 3449 | qemu_rearm_alarm_timer(alarm_timer); |
d6dc3d42 | 3450 | resume_all_vcpus(); |
8a7ddc38 FB |
3451 | } |
3452 | } | |
3453 | ||
bb0c6722 FB |
3454 | /* reset/shutdown handler */ |
3455 | ||
3456 | typedef struct QEMUResetEntry { | |
55ddfe8e | 3457 | TAILQ_ENTRY(QEMUResetEntry) entry; |
bb0c6722 FB |
3458 | QEMUResetHandler *func; |
3459 | void *opaque; | |
bb0c6722 FB |
3460 | } QEMUResetEntry; |
3461 | ||
55ddfe8e JK |
3462 | static TAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers = |
3463 | TAILQ_HEAD_INITIALIZER(reset_handlers); | |
bb0c6722 FB |
3464 | static int reset_requested; |
3465 | static int shutdown_requested; | |
3475187d | 3466 | static int powerdown_requested; |
e568902a | 3467 | static int debug_requested; |
6e29f5da | 3468 | static int vmstop_requested; |
bb0c6722 | 3469 | |
cf7a2fe2 AJ |
3470 | int qemu_shutdown_requested(void) |
3471 | { | |
3472 | int r = shutdown_requested; | |
3473 | shutdown_requested = 0; | |
3474 | return r; | |
3475 | } | |
3476 | ||
3477 | int qemu_reset_requested(void) | |
3478 | { | |
3479 | int r = reset_requested; | |
3480 | reset_requested = 0; | |
3481 | return r; | |
3482 | } | |
3483 | ||
3484 | int qemu_powerdown_requested(void) | |
3485 | { | |
3486 | int r = powerdown_requested; | |
3487 | powerdown_requested = 0; | |
3488 | return r; | |
3489 | } | |
3490 | ||
e568902a AL |
3491 | static int qemu_debug_requested(void) |
3492 | { | |
3493 | int r = debug_requested; | |
3494 | debug_requested = 0; | |
3495 | return r; | |
3496 | } | |
3497 | ||
6e29f5da AL |
3498 | static int qemu_vmstop_requested(void) |
3499 | { | |
3500 | int r = vmstop_requested; | |
3501 | vmstop_requested = 0; | |
3502 | return r; | |
3503 | } | |
3504 | ||
3505 | static void do_vm_stop(int reason) | |
3506 | { | |
3507 | if (vm_running) { | |
3508 | cpu_disable_ticks(); | |
3509 | vm_running = 0; | |
d6dc3d42 | 3510 | pause_all_vcpus(); |
6e29f5da AL |
3511 | vm_state_notify(0, reason); |
3512 | } | |
3513 | } | |
3514 | ||
a08d4367 | 3515 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) |
bb0c6722 | 3516 | { |
55ddfe8e | 3517 | QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry)); |
bb0c6722 | 3518 | |
bb0c6722 FB |
3519 | re->func = func; |
3520 | re->opaque = opaque; | |
55ddfe8e | 3521 | TAILQ_INSERT_TAIL(&reset_handlers, re, entry); |
bb0c6722 FB |
3522 | } |
3523 | ||
dda9b29f | 3524 | void qemu_unregister_reset(QEMUResetHandler *func, void *opaque) |
bb0c6722 FB |
3525 | { |
3526 | QEMUResetEntry *re; | |
3527 | ||
55ddfe8e | 3528 | TAILQ_FOREACH(re, &reset_handlers, entry) { |
dda9b29f JK |
3529 | if (re->func == func && re->opaque == opaque) { |
3530 | TAILQ_REMOVE(&reset_handlers, re, entry); | |
3531 | qemu_free(re); | |
3532 | return; | |
3533 | } | |
3534 | } | |
3535 | } | |
3536 | ||
3537 | void qemu_system_reset(void) | |
3538 | { | |
3539 | QEMUResetEntry *re, *nre; | |
3540 | ||
3541 | /* reset all devices */ | |
3542 | TAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) { | |
bb0c6722 FB |
3543 | re->func(re->opaque); |
3544 | } | |
3545 | } | |
3546 | ||
3547 | void qemu_system_reset_request(void) | |
3548 | { | |
d1beab82 FB |
3549 | if (no_reboot) { |
3550 | shutdown_requested = 1; | |
3551 | } else { | |
3552 | reset_requested = 1; | |
3553 | } | |
d9f75a4e | 3554 | qemu_notify_event(); |
bb0c6722 FB |
3555 | } |
3556 | ||
3557 | void qemu_system_shutdown_request(void) | |
3558 | { | |
3559 | shutdown_requested = 1; | |
d9f75a4e | 3560 | qemu_notify_event(); |
bb0c6722 FB |
3561 | } |
3562 | ||
3475187d FB |
3563 | void qemu_system_powerdown_request(void) |
3564 | { | |
3565 | powerdown_requested = 1; | |
d9f75a4e AL |
3566 | qemu_notify_event(); |
3567 | } | |
3568 | ||
d6dc3d42 AL |
3569 | #ifdef CONFIG_IOTHREAD |
3570 | static void qemu_system_vmstop_request(int reason) | |
d9f75a4e | 3571 | { |
d6dc3d42 AL |
3572 | vmstop_requested = reason; |
3573 | qemu_notify_event(); | |
bb0c6722 | 3574 | } |
d6dc3d42 | 3575 | #endif |
bb0c6722 | 3576 | |
50317c7f AL |
3577 | #ifndef _WIN32 |
3578 | static int io_thread_fd = -1; | |
3579 | ||
3580 | static void qemu_event_increment(void) | |
3fcf7b6b | 3581 | { |
50317c7f AL |
3582 | static const char byte = 0; |
3583 | ||
3584 | if (io_thread_fd == -1) | |
3585 | return; | |
3586 | ||
3587 | write(io_thread_fd, &byte, sizeof(byte)); | |
3588 | } | |
3589 | ||
3590 | static void qemu_event_read(void *opaque) | |
3591 | { | |
3592 | int fd = (unsigned long)opaque; | |
3593 | ssize_t len; | |
3594 | ||
3595 | /* Drain the notify pipe */ | |
3596 | do { | |
3597 | char buffer[512]; | |
3598 | len = read(fd, buffer, sizeof(buffer)); | |
3599 | } while ((len == -1 && errno == EINTR) || len > 0); | |
3600 | } | |
3601 | ||
3602 | static int qemu_event_init(void) | |
3603 | { | |
3604 | int err; | |
3605 | int fds[2]; | |
3606 | ||
3607 | err = pipe(fds); | |
3608 | if (err == -1) | |
3609 | return -errno; | |
3610 | ||
3611 | err = fcntl_setfl(fds[0], O_NONBLOCK); | |
3612 | if (err < 0) | |
3613 | goto fail; | |
3614 | ||
3615 | err = fcntl_setfl(fds[1], O_NONBLOCK); | |
3616 | if (err < 0) | |
3617 | goto fail; | |
3618 | ||
3619 | qemu_set_fd_handler2(fds[0], NULL, qemu_event_read, NULL, | |
3620 | (void *)(unsigned long)fds[0]); | |
3621 | ||
3622 | io_thread_fd = fds[1]; | |
a7e21219 JK |
3623 | return 0; |
3624 | ||
50317c7f AL |
3625 | fail: |
3626 | close(fds[0]); | |
3627 | close(fds[1]); | |
3628 | return err; | |
3629 | } | |
3630 | #else | |
3631 | HANDLE qemu_event_handle; | |
3632 | ||
3633 | static void dummy_event_handler(void *opaque) | |
3634 | { | |
3635 | } | |
3636 | ||
3637 | static int qemu_event_init(void) | |
3638 | { | |
3639 | qemu_event_handle = CreateEvent(NULL, FALSE, FALSE, NULL); | |
3640 | if (!qemu_event_handle) { | |
3641 | perror("Failed CreateEvent"); | |
3642 | return -1; | |
3643 | } | |
3644 | qemu_add_wait_object(qemu_event_handle, dummy_event_handler, NULL); | |
3fcf7b6b AL |
3645 | return 0; |
3646 | } | |
3647 | ||
50317c7f AL |
3648 | static void qemu_event_increment(void) |
3649 | { | |
3650 | SetEvent(qemu_event_handle); | |
3651 | } | |
3652 | #endif | |
3653 | ||
d6dc3d42 AL |
3654 | static int cpu_can_run(CPUState *env) |
3655 | { | |
3656 | if (env->stop) | |
3657 | return 0; | |
3658 | if (env->stopped) | |
3659 | return 0; | |
3660 | return 1; | |
3661 | } | |
3662 | ||
3663 | #ifndef CONFIG_IOTHREAD | |
50317c7f AL |
3664 | static int qemu_init_main_loop(void) |
3665 | { | |
3666 | return qemu_event_init(); | |
3667 | } | |
3668 | ||
0bf46a40 AL |
3669 | void qemu_init_vcpu(void *_env) |
3670 | { | |
3671 | CPUState *env = _env; | |
3672 | ||
3673 | if (kvm_enabled()) | |
3674 | kvm_init_vcpu(env); | |
3675 | return; | |
3676 | } | |
3677 | ||
8edac960 AL |
3678 | int qemu_cpu_self(void *env) |
3679 | { | |
3680 | return 1; | |
3681 | } | |
3682 | ||
d6dc3d42 AL |
3683 | static void resume_all_vcpus(void) |
3684 | { | |
3685 | } | |
3686 | ||
3687 | static void pause_all_vcpus(void) | |
3688 | { | |
3689 | } | |
3690 | ||
8edac960 AL |
3691 | void qemu_cpu_kick(void *env) |
3692 | { | |
3693 | return; | |
3694 | } | |
3695 | ||
d6dc3d42 AL |
3696 | void qemu_notify_event(void) |
3697 | { | |
3698 | CPUState *env = cpu_single_env; | |
3699 | ||
3700 | if (env) { | |
3701 | cpu_exit(env); | |
3702 | #ifdef USE_KQEMU | |
3703 | if (env->kqemu_enabled) | |
3704 | kqemu_cpu_interrupt(env); | |
3705 | #endif | |
3706 | } | |
3707 | } | |
3708 | ||
4870852c AL |
3709 | #define qemu_mutex_lock_iothread() do { } while (0) |
3710 | #define qemu_mutex_unlock_iothread() do { } while (0) | |
3711 | ||
6e29f5da AL |
3712 | void vm_stop(int reason) |
3713 | { | |
3714 | do_vm_stop(reason); | |
3715 | } | |
3716 | ||
d6dc3d42 AL |
3717 | #else /* CONFIG_IOTHREAD */ |
3718 | ||
3719 | #include "qemu-thread.h" | |
3720 | ||
3721 | QemuMutex qemu_global_mutex; | |
3722 | static QemuMutex qemu_fair_mutex; | |
3723 | ||
3724 | static QemuThread io_thread; | |
3725 | ||
3726 | static QemuThread *tcg_cpu_thread; | |
3727 | static QemuCond *tcg_halt_cond; | |
3728 | ||
3729 | static int qemu_system_ready; | |
3730 | /* cpu creation */ | |
3731 | static QemuCond qemu_cpu_cond; | |
3732 | /* system init */ | |
3733 | static QemuCond qemu_system_cond; | |
3734 | static QemuCond qemu_pause_cond; | |
3735 | ||
3736 | static void block_io_signals(void); | |
3737 | static void unblock_io_signals(void); | |
3738 | static int tcg_has_work(void); | |
3739 | ||
3740 | static int qemu_init_main_loop(void) | |
3741 | { | |
3742 | int ret; | |
3743 | ||
3744 | ret = qemu_event_init(); | |
3745 | if (ret) | |
3746 | return ret; | |
3747 | ||
3748 | qemu_cond_init(&qemu_pause_cond); | |
3749 | qemu_mutex_init(&qemu_fair_mutex); | |
3750 | qemu_mutex_init(&qemu_global_mutex); | |
3751 | qemu_mutex_lock(&qemu_global_mutex); | |
3752 | ||
3753 | unblock_io_signals(); | |
3754 | qemu_thread_self(&io_thread); | |
3755 | ||
3756 | return 0; | |
3757 | } | |
3758 | ||
3759 | static void qemu_wait_io_event(CPUState *env) | |
3760 | { | |
3761 | while (!tcg_has_work()) | |
3762 | qemu_cond_timedwait(env->halt_cond, &qemu_global_mutex, 1000); | |
3763 | ||
3764 | qemu_mutex_unlock(&qemu_global_mutex); | |
3765 | ||
3766 | /* | |
3767 | * Users of qemu_global_mutex can be starved, having no chance | |
3768 | * to acquire it since this path will get to it first. | |
3769 | * So use another lock to provide fairness. | |
3770 | */ | |
3771 | qemu_mutex_lock(&qemu_fair_mutex); | |
3772 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3773 | ||
3774 | qemu_mutex_lock(&qemu_global_mutex); | |
3775 | if (env->stop) { | |
3776 | env->stop = 0; | |
3777 | env->stopped = 1; | |
3778 | qemu_cond_signal(&qemu_pause_cond); | |
3779 | } | |
3780 | } | |
3781 | ||
3782 | static int qemu_cpu_exec(CPUState *env); | |
3783 | ||
3784 | static void *kvm_cpu_thread_fn(void *arg) | |
3785 | { | |
3786 | CPUState *env = arg; | |
3787 | ||
3788 | block_io_signals(); | |
3789 | qemu_thread_self(env->thread); | |
3790 | ||
3791 | /* signal CPU creation */ | |
3792 | qemu_mutex_lock(&qemu_global_mutex); | |
3793 | env->created = 1; | |
3794 | qemu_cond_signal(&qemu_cpu_cond); | |
3795 | ||
3796 | /* and wait for machine initialization */ | |
3797 | while (!qemu_system_ready) | |
3798 | qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100); | |
3799 | ||
3800 | while (1) { | |
3801 | if (cpu_can_run(env)) | |
3802 | qemu_cpu_exec(env); | |
3803 | qemu_wait_io_event(env); | |
3804 | } | |
3805 | ||
3806 | return NULL; | |
3807 | } | |
3808 | ||
3809 | static void tcg_cpu_exec(void); | |
3810 | ||
3811 | static void *tcg_cpu_thread_fn(void *arg) | |
3812 | { | |
3813 | CPUState *env = arg; | |
3814 | ||
3815 | block_io_signals(); | |
3816 | qemu_thread_self(env->thread); | |
3817 | ||
3818 | /* signal CPU creation */ | |
3819 | qemu_mutex_lock(&qemu_global_mutex); | |
3820 | for (env = first_cpu; env != NULL; env = env->next_cpu) | |
3821 | env->created = 1; | |
3822 | qemu_cond_signal(&qemu_cpu_cond); | |
3823 | ||
3824 | /* and wait for machine initialization */ | |
3825 | while (!qemu_system_ready) | |
3826 | qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100); | |
3827 | ||
3828 | while (1) { | |
3829 | tcg_cpu_exec(); | |
3830 | qemu_wait_io_event(cur_cpu); | |
3831 | } | |
3832 | ||
3833 | return NULL; | |
3834 | } | |
3835 | ||
3836 | void qemu_cpu_kick(void *_env) | |
3837 | { | |
3838 | CPUState *env = _env; | |
3839 | qemu_cond_broadcast(env->halt_cond); | |
3840 | if (kvm_enabled()) | |
3841 | qemu_thread_signal(env->thread, SIGUSR1); | |
3842 | } | |
3843 | ||
3844 | int qemu_cpu_self(void *env) | |
3845 | { | |
3846 | return (cpu_single_env != NULL); | |
3847 | } | |
3848 | ||
3849 | static void cpu_signal(int sig) | |
3850 | { | |
3851 | if (cpu_single_env) | |
3852 | cpu_exit(cpu_single_env); | |
3853 | } | |
3854 | ||
3855 | static void block_io_signals(void) | |
3856 | { | |
3857 | sigset_t set; | |
3858 | struct sigaction sigact; | |
3859 | ||
3860 | sigemptyset(&set); | |
3861 | sigaddset(&set, SIGUSR2); | |
3862 | sigaddset(&set, SIGIO); | |
3863 | sigaddset(&set, SIGALRM); | |
3864 | pthread_sigmask(SIG_BLOCK, &set, NULL); | |
3865 | ||
3866 | sigemptyset(&set); | |
3867 | sigaddset(&set, SIGUSR1); | |
3868 | pthread_sigmask(SIG_UNBLOCK, &set, NULL); | |
3869 | ||
3870 | memset(&sigact, 0, sizeof(sigact)); | |
3871 | sigact.sa_handler = cpu_signal; | |
3872 | sigaction(SIGUSR1, &sigact, NULL); | |
3873 | } | |
3874 | ||
3875 | static void unblock_io_signals(void) | |
3876 | { | |
3877 | sigset_t set; | |
3878 | ||
3879 | sigemptyset(&set); | |
3880 | sigaddset(&set, SIGUSR2); | |
3881 | sigaddset(&set, SIGIO); | |
3882 | sigaddset(&set, SIGALRM); | |
3883 | pthread_sigmask(SIG_UNBLOCK, &set, NULL); | |
3884 | ||
3885 | sigemptyset(&set); | |
3886 | sigaddset(&set, SIGUSR1); | |
3887 | pthread_sigmask(SIG_BLOCK, &set, NULL); | |
3888 | } | |
3889 | ||
3890 | static void qemu_signal_lock(unsigned int msecs) | |
3891 | { | |
3892 | qemu_mutex_lock(&qemu_fair_mutex); | |
3893 | ||
3894 | while (qemu_mutex_trylock(&qemu_global_mutex)) { | |
3895 | qemu_thread_signal(tcg_cpu_thread, SIGUSR1); | |
3896 | if (!qemu_mutex_timedlock(&qemu_global_mutex, msecs)) | |
3897 | break; | |
3898 | } | |
3899 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3900 | } | |
3901 | ||
3902 | static void qemu_mutex_lock_iothread(void) | |
3903 | { | |
3904 | if (kvm_enabled()) { | |
3905 | qemu_mutex_lock(&qemu_fair_mutex); | |
3906 | qemu_mutex_lock(&qemu_global_mutex); | |
3907 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3908 | } else | |
3909 | qemu_signal_lock(100); | |
3910 | } | |
3911 | ||
3912 | static void qemu_mutex_unlock_iothread(void) | |
3913 | { | |
3914 | qemu_mutex_unlock(&qemu_global_mutex); | |
3915 | } | |
3916 | ||
3917 | static int all_vcpus_paused(void) | |
3918 | { | |
3919 | CPUState *penv = first_cpu; | |
3920 | ||
3921 | while (penv) { | |
3922 | if (!penv->stopped) | |
3923 | return 0; | |
3924 | penv = (CPUState *)penv->next_cpu; | |
3925 | } | |
3926 | ||
3927 | return 1; | |
3928 | } | |
3929 | ||
3930 | static void pause_all_vcpus(void) | |
3931 | { | |
3932 | CPUState *penv = first_cpu; | |
3933 | ||
3934 | while (penv) { | |
3935 | penv->stop = 1; | |
3936 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3937 | qemu_cpu_kick(penv); | |
3938 | penv = (CPUState *)penv->next_cpu; | |
3939 | } | |
3940 | ||
3941 | while (!all_vcpus_paused()) { | |
3942 | qemu_cond_timedwait(&qemu_pause_cond, &qemu_global_mutex, 100); | |
3943 | penv = first_cpu; | |
3944 | while (penv) { | |
3945 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3946 | penv = (CPUState *)penv->next_cpu; | |
3947 | } | |
3948 | } | |
3949 | } | |
3950 | ||
3951 | static void resume_all_vcpus(void) | |
3952 | { | |
3953 | CPUState *penv = first_cpu; | |
3954 | ||
3955 | while (penv) { | |
3956 | penv->stop = 0; | |
3957 | penv->stopped = 0; | |
3958 | qemu_thread_signal(penv->thread, SIGUSR1); | |
3959 | qemu_cpu_kick(penv); | |
3960 | penv = (CPUState *)penv->next_cpu; | |
3961 | } | |
3962 | } | |
3963 | ||
3964 | static void tcg_init_vcpu(void *_env) | |
3965 | { | |
3966 | CPUState *env = _env; | |
3967 | /* share a single thread for all cpus with TCG */ | |
3968 | if (!tcg_cpu_thread) { | |
3969 | env->thread = qemu_mallocz(sizeof(QemuThread)); | |
3970 | env->halt_cond = qemu_mallocz(sizeof(QemuCond)); | |
3971 | qemu_cond_init(env->halt_cond); | |
3972 | qemu_thread_create(env->thread, tcg_cpu_thread_fn, env); | |
3973 | while (env->created == 0) | |
3974 | qemu_cond_timedwait(&qemu_cpu_cond, &qemu_global_mutex, 100); | |
3975 | tcg_cpu_thread = env->thread; | |
3976 | tcg_halt_cond = env->halt_cond; | |
3977 | } else { | |
3978 | env->thread = tcg_cpu_thread; | |
3979 | env->halt_cond = tcg_halt_cond; | |
3980 | } | |
3981 | } | |
3982 | ||
3983 | static void kvm_start_vcpu(CPUState *env) | |
3984 | { | |
3985 | kvm_init_vcpu(env); | |
3986 | env->thread = qemu_mallocz(sizeof(QemuThread)); | |
3987 | env->halt_cond = qemu_mallocz(sizeof(QemuCond)); | |
3988 | qemu_cond_init(env->halt_cond); | |
3989 | qemu_thread_create(env->thread, kvm_cpu_thread_fn, env); | |
3990 | while (env->created == 0) | |
3991 | qemu_cond_timedwait(&qemu_cpu_cond, &qemu_global_mutex, 100); | |
3992 | } | |
3993 | ||
3994 | void qemu_init_vcpu(void *_env) | |
3995 | { | |
3996 | CPUState *env = _env; | |
3997 | ||
3998 | if (kvm_enabled()) | |
3999 | kvm_start_vcpu(env); | |
4000 | else | |
4001 | tcg_init_vcpu(env); | |
4002 | } | |
4003 | ||
4004 | void qemu_notify_event(void) | |
4005 | { | |
4006 | qemu_event_increment(); | |
4007 | } | |
4008 | ||
4009 | void vm_stop(int reason) | |
4010 | { | |
4011 | QemuThread me; | |
4012 | qemu_thread_self(&me); | |
4013 | ||
4014 | if (!qemu_thread_equal(&me, &io_thread)) { | |
4015 | qemu_system_vmstop_request(reason); | |
4016 | /* | |
4017 | * FIXME: should not return to device code in case | |
4018 | * vm_stop() has been requested. | |
4019 | */ | |
4020 | if (cpu_single_env) { | |
4021 | cpu_exit(cpu_single_env); | |
4022 | cpu_single_env->stop = 1; | |
4023 | } | |
4024 | return; | |
4025 | } | |
4026 | do_vm_stop(reason); | |
4027 | } | |
4028 | ||
4029 | #endif | |
4030 | ||
4031 | ||
877cf882 | 4032 | #ifdef _WIN32 |
69d6451c | 4033 | static void host_main_loop_wait(int *timeout) |
56f3a5d0 AL |
4034 | { |
4035 | int ret, ret2, i; | |
f331110f FB |
4036 | PollingEntry *pe; |
4037 | ||
c4b1fcc0 | 4038 | |
f331110f FB |
4039 | /* XXX: need to suppress polling by better using win32 events */ |
4040 | ret = 0; | |
4041 | for(pe = first_polling_entry; pe != NULL; pe = pe->next) { | |
4042 | ret |= pe->func(pe->opaque); | |
4043 | } | |
e6b1e558 | 4044 | if (ret == 0) { |
a18e524a FB |
4045 | int err; |
4046 | WaitObjects *w = &wait_objects; | |
3b46e624 | 4047 | |
56f3a5d0 | 4048 | ret = WaitForMultipleObjects(w->num, w->events, FALSE, *timeout); |
a18e524a FB |
4049 | if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) { |
4050 | if (w->func[ret - WAIT_OBJECT_0]) | |
4051 | w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]); | |
3b46e624 | 4052 | |
5fafdf24 | 4053 | /* Check for additional signaled events */ |
e6b1e558 | 4054 | for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) { |
3b46e624 | 4055 | |
e6b1e558 TS |
4056 | /* Check if event is signaled */ |
4057 | ret2 = WaitForSingleObject(w->events[i], 0); | |
4058 | if(ret2 == WAIT_OBJECT_0) { | |
4059 | if (w->func[i]) | |
4060 | w->func[i](w->opaque[i]); | |
4061 | } else if (ret2 == WAIT_TIMEOUT) { | |
4062 | } else { | |
4063 | err = GetLastError(); | |
4064 | fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err); | |
3b46e624 TS |
4065 | } |
4066 | } | |
a18e524a FB |
4067 | } else if (ret == WAIT_TIMEOUT) { |
4068 | } else { | |
4069 | err = GetLastError(); | |
e6b1e558 | 4070 | fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err); |
a18e524a | 4071 | } |
f331110f | 4072 | } |
56f3a5d0 AL |
4073 | |
4074 | *timeout = 0; | |
4075 | } | |
4076 | #else | |
69d6451c | 4077 | static void host_main_loop_wait(int *timeout) |
56f3a5d0 AL |
4078 | { |
4079 | } | |
fd1dff4b | 4080 | #endif |
56f3a5d0 AL |
4081 | |
4082 | void main_loop_wait(int timeout) | |
4083 | { | |
4084 | IOHandlerRecord *ioh; | |
4085 | fd_set rfds, wfds, xfds; | |
4086 | int ret, nfds; | |
4087 | struct timeval tv; | |
4088 | ||
4089 | qemu_bh_update_timeout(&timeout); | |
4090 | ||
4091 | host_main_loop_wait(&timeout); | |
4092 | ||
fd1dff4b FB |
4093 | /* poll any events */ |
4094 | /* XXX: separate device handlers from system ones */ | |
6abfbd79 | 4095 | nfds = -1; |
fd1dff4b FB |
4096 | FD_ZERO(&rfds); |
4097 | FD_ZERO(&wfds); | |
e035649e | 4098 | FD_ZERO(&xfds); |
fd1dff4b | 4099 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
cafffd40 TS |
4100 | if (ioh->deleted) |
4101 | continue; | |
fd1dff4b FB |
4102 | if (ioh->fd_read && |
4103 | (!ioh->fd_read_poll || | |
4104 | ioh->fd_read_poll(ioh->opaque) != 0)) { | |
4105 | FD_SET(ioh->fd, &rfds); | |
4106 | if (ioh->fd > nfds) | |
4107 | nfds = ioh->fd; | |
4108 | } | |
4109 | if (ioh->fd_write) { | |
4110 | FD_SET(ioh->fd, &wfds); | |
4111 | if (ioh->fd > nfds) | |
4112 | nfds = ioh->fd; | |
4113 | } | |
4114 | } | |
3b46e624 | 4115 | |
56f3a5d0 AL |
4116 | tv.tv_sec = timeout / 1000; |
4117 | tv.tv_usec = (timeout % 1000) * 1000; | |
4118 | ||
d918f23e JK |
4119 | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); |
4120 | ||
4870852c | 4121 | qemu_mutex_unlock_iothread(); |
e035649e | 4122 | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv); |
4870852c | 4123 | qemu_mutex_lock_iothread(); |
fd1dff4b | 4124 | if (ret > 0) { |
cafffd40 TS |
4125 | IOHandlerRecord **pioh; |
4126 | ||
4127 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
6ab43fdc | 4128 | if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) { |
fd1dff4b | 4129 | ioh->fd_read(ioh->opaque); |
7c9d8e07 | 4130 | } |
6ab43fdc | 4131 | if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) { |
fd1dff4b | 4132 | ioh->fd_write(ioh->opaque); |
c4b1fcc0 | 4133 | } |
b4608c04 | 4134 | } |
cafffd40 TS |
4135 | |
4136 | /* remove deleted IO handlers */ | |
4137 | pioh = &first_io_handler; | |
4138 | while (*pioh) { | |
4139 | ioh = *pioh; | |
4140 | if (ioh->deleted) { | |
4141 | *pioh = ioh->next; | |
4142 | qemu_free(ioh); | |
5fafdf24 | 4143 | } else |
cafffd40 TS |
4144 | pioh = &ioh->next; |
4145 | } | |
fd1dff4b | 4146 | } |
d918f23e JK |
4147 | |
4148 | slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0)); | |
b4608c04 | 4149 | |
50317c7f AL |
4150 | /* rearm timer, if not periodic */ |
4151 | if (alarm_timer->flags & ALARM_FLAG_EXPIRED) { | |
4152 | alarm_timer->flags &= ~ALARM_FLAG_EXPIRED; | |
4153 | qemu_rearm_alarm_timer(alarm_timer); | |
4154 | } | |
4155 | ||
357c692c | 4156 | /* vm time timers */ |
d6dc3d42 AL |
4157 | if (vm_running) { |
4158 | if (!cur_cpu || likely(!(cur_cpu->singlestep_enabled & SSTEP_NOTIMER))) | |
4159 | qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], | |
4160 | qemu_get_clock(vm_clock)); | |
4161 | } | |
357c692c AL |
4162 | |
4163 | /* real time timers */ | |
4164 | qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], | |
4165 | qemu_get_clock(rt_clock)); | |
4166 | ||
423f0742 PB |
4167 | /* Check bottom-halves last in case any of the earlier events triggered |
4168 | them. */ | |
4169 | qemu_bh_poll(); | |
3b46e624 | 4170 | |
5905b2e5 FB |
4171 | } |
4172 | ||
43b96858 | 4173 | static int qemu_cpu_exec(CPUState *env) |
5905b2e5 | 4174 | { |
43b96858 | 4175 | int ret; |
89bfc105 FB |
4176 | #ifdef CONFIG_PROFILER |
4177 | int64_t ti; | |
4178 | #endif | |
5905b2e5 | 4179 | |
89bfc105 | 4180 | #ifdef CONFIG_PROFILER |
43b96858 | 4181 | ti = profile_getclock(); |
89bfc105 | 4182 | #endif |
43b96858 AL |
4183 | if (use_icount) { |
4184 | int64_t count; | |
4185 | int decr; | |
4186 | qemu_icount -= (env->icount_decr.u16.low + env->icount_extra); | |
4187 | env->icount_decr.u16.low = 0; | |
4188 | env->icount_extra = 0; | |
4189 | count = qemu_next_deadline(); | |
4190 | count = (count + (1 << icount_time_shift) - 1) | |
4191 | >> icount_time_shift; | |
4192 | qemu_icount += count; | |
4193 | decr = (count > 0xffff) ? 0xffff : count; | |
4194 | count -= decr; | |
4195 | env->icount_decr.u16.low = decr; | |
4196 | env->icount_extra = count; | |
4197 | } | |
4198 | ret = cpu_exec(env); | |
89bfc105 | 4199 | #ifdef CONFIG_PROFILER |
43b96858 | 4200 | qemu_time += profile_getclock() - ti; |
89bfc105 | 4201 | #endif |
43b96858 AL |
4202 | if (use_icount) { |
4203 | /* Fold pending instructions back into the | |
4204 | instruction counter, and clear the interrupt flag. */ | |
4205 | qemu_icount -= (env->icount_decr.u16.low | |
4206 | + env->icount_extra); | |
4207 | env->icount_decr.u32 = 0; | |
4208 | env->icount_extra = 0; | |
4209 | } | |
4210 | return ret; | |
4211 | } | |
4212 | ||
e6e35b1e AL |
4213 | static void tcg_cpu_exec(void) |
4214 | { | |
d6dc3d42 | 4215 | int ret = 0; |
e6e35b1e AL |
4216 | |
4217 | if (next_cpu == NULL) | |
4218 | next_cpu = first_cpu; | |
4219 | for (; next_cpu != NULL; next_cpu = next_cpu->next_cpu) { | |
4220 | CPUState *env = cur_cpu = next_cpu; | |
4221 | ||
4222 | if (!vm_running) | |
4223 | break; | |
4224 | if (timer_alarm_pending) { | |
4225 | timer_alarm_pending = 0; | |
4226 | break; | |
4227 | } | |
d6dc3d42 AL |
4228 | if (cpu_can_run(env)) |
4229 | ret = qemu_cpu_exec(env); | |
e6e35b1e AL |
4230 | if (ret == EXCP_DEBUG) { |
4231 | gdb_set_stop_cpu(env); | |
4232 | debug_requested = 1; | |
4233 | break; | |
4234 | } | |
4235 | } | |
4236 | } | |
4237 | ||
43b96858 AL |
4238 | static int cpu_has_work(CPUState *env) |
4239 | { | |
d6dc3d42 AL |
4240 | if (env->stop) |
4241 | return 1; | |
4242 | if (env->stopped) | |
4243 | return 0; | |
43b96858 AL |
4244 | if (!env->halted) |
4245 | return 1; | |
4246 | if (qemu_cpu_has_work(env)) | |
4247 | return 1; | |
4248 | return 0; | |
4249 | } | |
4250 | ||
4251 | static int tcg_has_work(void) | |
4252 | { | |
4253 | CPUState *env; | |
4254 | ||
4255 | for (env = first_cpu; env != NULL; env = env->next_cpu) | |
4256 | if (cpu_has_work(env)) | |
4257 | return 1; | |
4258 | return 0; | |
4259 | } | |
4260 | ||
4261 | static int qemu_calculate_timeout(void) | |
4262 | { | |
b319820d | 4263 | #ifndef CONFIG_IOTHREAD |
43b96858 AL |
4264 | int timeout; |
4265 | ||
4266 | if (!vm_running) | |
4267 | timeout = 5000; | |
4268 | else if (tcg_has_work()) | |
4269 | timeout = 0; | |
4270 | else if (!use_icount) | |
4271 | timeout = 5000; | |
4272 | else { | |
4273 | /* XXX: use timeout computed from timers */ | |
4274 | int64_t add; | |
4275 | int64_t delta; | |
4276 | /* Advance virtual time to the next event. */ | |
4277 | if (use_icount == 1) { | |
4278 | /* When not using an adaptive execution frequency | |
4279 | we tend to get badly out of sync with real time, | |
4280 | so just delay for a reasonable amount of time. */ | |
4281 | delta = 0; | |
4282 | } else { | |
4283 | delta = cpu_get_icount() - cpu_get_clock(); | |
4284 | } | |
4285 | if (delta > 0) { | |
4286 | /* If virtual time is ahead of real time then just | |
4287 | wait for IO. */ | |
4288 | timeout = (delta / 1000000) + 1; | |
4289 | } else { | |
4290 | /* Wait for either IO to occur or the next | |
4291 | timer event. */ | |
4292 | add = qemu_next_deadline(); | |
4293 | /* We advance the timer before checking for IO. | |
4294 | Limit the amount we advance so that early IO | |
4295 | activity won't get the guest too far ahead. */ | |
4296 | if (add > 10000000) | |
4297 | add = 10000000; | |
4298 | delta += add; | |
4299 | add = (add + (1 << icount_time_shift) - 1) | |
4300 | >> icount_time_shift; | |
4301 | qemu_icount += add; | |
4302 | timeout = delta / 1000000; | |
4303 | if (timeout < 0) | |
4304 | timeout = 0; | |
4305 | } | |
4306 | } | |
4307 | ||
4308 | return timeout; | |
b319820d LC |
4309 | #else /* CONFIG_IOTHREAD */ |
4310 | return 1000; | |
4311 | #endif | |
43b96858 AL |
4312 | } |
4313 | ||
4314 | static int vm_can_run(void) | |
4315 | { | |
4316 | if (powerdown_requested) | |
4317 | return 0; | |
4318 | if (reset_requested) | |
4319 | return 0; | |
4320 | if (shutdown_requested) | |
4321 | return 0; | |
e568902a AL |
4322 | if (debug_requested) |
4323 | return 0; | |
43b96858 AL |
4324 | return 1; |
4325 | } | |
4326 | ||
4327 | static void main_loop(void) | |
4328 | { | |
6e29f5da | 4329 | int r; |
e6e35b1e | 4330 | |
d6dc3d42 AL |
4331 | #ifdef CONFIG_IOTHREAD |
4332 | qemu_system_ready = 1; | |
4333 | qemu_cond_broadcast(&qemu_system_cond); | |
4334 | #endif | |
4335 | ||
6e29f5da | 4336 | for (;;) { |
43b96858 | 4337 | do { |
e6e35b1e AL |
4338 | #ifdef CONFIG_PROFILER |
4339 | int64_t ti; | |
4340 | #endif | |
d6dc3d42 | 4341 | #ifndef CONFIG_IOTHREAD |
e6e35b1e | 4342 | tcg_cpu_exec(); |
d6dc3d42 | 4343 | #endif |
89bfc105 | 4344 | #ifdef CONFIG_PROFILER |
43b96858 | 4345 | ti = profile_getclock(); |
89bfc105 | 4346 | #endif |
43b96858 | 4347 | main_loop_wait(qemu_calculate_timeout()); |
89bfc105 | 4348 | #ifdef CONFIG_PROFILER |
43b96858 | 4349 | dev_time += profile_getclock() - ti; |
89bfc105 | 4350 | #endif |
e568902a | 4351 | } while (vm_can_run()); |
43b96858 | 4352 | |
e568902a AL |
4353 | if (qemu_debug_requested()) |
4354 | vm_stop(EXCP_DEBUG); | |
43b96858 AL |
4355 | if (qemu_shutdown_requested()) { |
4356 | if (no_shutdown) { | |
4357 | vm_stop(0); | |
4358 | no_shutdown = 0; | |
4359 | } else | |
4360 | break; | |
4361 | } | |
d6dc3d42 AL |
4362 | if (qemu_reset_requested()) { |
4363 | pause_all_vcpus(); | |
43b96858 | 4364 | qemu_system_reset(); |
d6dc3d42 AL |
4365 | resume_all_vcpus(); |
4366 | } | |
43b96858 AL |
4367 | if (qemu_powerdown_requested()) |
4368 | qemu_system_powerdown(); | |
6e29f5da AL |
4369 | if ((r = qemu_vmstop_requested())) |
4370 | vm_stop(r); | |
b4608c04 | 4371 | } |
d6dc3d42 | 4372 | pause_all_vcpus(); |
b4608c04 FB |
4373 | } |
4374 | ||
9bd7e6d9 PB |
4375 | static void version(void) |
4376 | { | |
4a19f1ec | 4377 | printf("QEMU PC emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"); |
9bd7e6d9 PB |
4378 | } |
4379 | ||
15f82208 | 4380 | static void help(int exitcode) |
0824d6fc | 4381 | { |
9bd7e6d9 PB |
4382 | version(); |
4383 | printf("usage: %s [options] [disk_image]\n" | |
0824d6fc | 4384 | "\n" |
a20dd508 | 4385 | "'disk_image' is a raw hard image image for IDE hard disk 0\n" |
fc01f7e7 | 4386 | "\n" |
5824d651 BS |
4387 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4388 | opt_help | |
4389 | #define DEFHEADING(text) stringify(text) "\n" | |
4390 | #include "qemu-options.h" | |
4391 | #undef DEF | |
4392 | #undef DEFHEADING | |
4393 | #undef GEN_DOCS | |
0824d6fc | 4394 | "\n" |
82c643ff | 4395 | "During emulation, the following keys are useful:\n" |
032a8c9e FB |
4396 | "ctrl-alt-f toggle full screen\n" |
4397 | "ctrl-alt-n switch to virtual console 'n'\n" | |
4398 | "ctrl-alt toggle mouse and keyboard grab\n" | |
82c643ff FB |
4399 | "\n" |
4400 | "When using -nographic, press 'ctrl-a h' to get some help.\n" | |
4401 | , | |
0db63474 | 4402 | "qemu", |
a00bad7e | 4403 | DEFAULT_RAM_SIZE, |
7c9d8e07 | 4404 | #ifndef _WIN32 |
a00bad7e | 4405 | DEFAULT_NETWORK_SCRIPT, |
b46a8906 | 4406 | DEFAULT_NETWORK_DOWN_SCRIPT, |
7c9d8e07 | 4407 | #endif |
6e44ba7f | 4408 | DEFAULT_GDBSTUB_PORT, |
bce61846 | 4409 | "/tmp/qemu.log"); |
15f82208 | 4410 | exit(exitcode); |
0824d6fc FB |
4411 | } |
4412 | ||
cd6f1169 FB |
4413 | #define HAS_ARG 0x0001 |
4414 | ||
4415 | enum { | |
5824d651 BS |
4416 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4417 | opt_enum, | |
4418 | #define DEFHEADING(text) | |
4419 | #include "qemu-options.h" | |
4420 | #undef DEF | |
4421 | #undef DEFHEADING | |
4422 | #undef GEN_DOCS | |
cd6f1169 FB |
4423 | }; |
4424 | ||
4425 | typedef struct QEMUOption { | |
4426 | const char *name; | |
4427 | int flags; | |
4428 | int index; | |
4429 | } QEMUOption; | |
4430 | ||
dbed7e40 | 4431 | static const QEMUOption qemu_options[] = { |
cd6f1169 | 4432 | { "h", 0, QEMU_OPTION_h }, |
5824d651 BS |
4433 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4434 | { option, opt_arg, opt_enum }, | |
4435 | #define DEFHEADING(text) | |
4436 | #include "qemu-options.h" | |
4437 | #undef DEF | |
4438 | #undef DEFHEADING | |
4439 | #undef GEN_DOCS | |
cd6f1169 | 4440 | { NULL }, |
fc01f7e7 FB |
4441 | }; |
4442 | ||
1d14ffa9 | 4443 | #ifdef HAS_AUDIO |
6a36d84e | 4444 | struct soundhw soundhw[] = { |
b00052e4 | 4445 | #ifdef HAS_AUDIO_CHOICE |
4ce7ff6e | 4446 | #if defined(TARGET_I386) || defined(TARGET_MIPS) |
fd06c375 FB |
4447 | { |
4448 | "pcspk", | |
4449 | "PC speaker", | |
4450 | 0, | |
4451 | 1, | |
4452 | { .init_isa = pcspk_audio_init } | |
4453 | }, | |
4454 | #endif | |
4c9b53e3 | 4455 | |
4456 | #ifdef CONFIG_SB16 | |
6a36d84e FB |
4457 | { |
4458 | "sb16", | |
4459 | "Creative Sound Blaster 16", | |
4460 | 0, | |
4461 | 1, | |
4462 | { .init_isa = SB16_init } | |
4463 | }, | |
4c9b53e3 | 4464 | #endif |
6a36d84e | 4465 | |
cc53d26d | 4466 | #ifdef CONFIG_CS4231A |
4467 | { | |
4468 | "cs4231a", | |
4469 | "CS4231A", | |
4470 | 0, | |
4471 | 1, | |
4472 | { .init_isa = cs4231a_init } | |
4473 | }, | |
4474 | #endif | |
4475 | ||
1d14ffa9 | 4476 | #ifdef CONFIG_ADLIB |
6a36d84e FB |
4477 | { |
4478 | "adlib", | |
1d14ffa9 | 4479 | #ifdef HAS_YMF262 |
6a36d84e | 4480 | "Yamaha YMF262 (OPL3)", |
1d14ffa9 | 4481 | #else |
6a36d84e | 4482 | "Yamaha YM3812 (OPL2)", |
1d14ffa9 | 4483 | #endif |
6a36d84e FB |
4484 | 0, |
4485 | 1, | |
4486 | { .init_isa = Adlib_init } | |
4487 | }, | |
1d14ffa9 | 4488 | #endif |
6a36d84e | 4489 | |
1d14ffa9 | 4490 | #ifdef CONFIG_GUS |
6a36d84e FB |
4491 | { |
4492 | "gus", | |
4493 | "Gravis Ultrasound GF1", | |
4494 | 0, | |
4495 | 1, | |
4496 | { .init_isa = GUS_init } | |
4497 | }, | |
1d14ffa9 | 4498 | #endif |
6a36d84e | 4499 | |
4c9b53e3 | 4500 | #ifdef CONFIG_AC97 |
e5c9a13e AZ |
4501 | { |
4502 | "ac97", | |
4503 | "Intel 82801AA AC97 Audio", | |
4504 | 0, | |
4505 | 0, | |
4506 | { .init_pci = ac97_init } | |
4507 | }, | |
4c9b53e3 | 4508 | #endif |
e5c9a13e | 4509 | |
4c9b53e3 | 4510 | #ifdef CONFIG_ES1370 |
6a36d84e FB |
4511 | { |
4512 | "es1370", | |
4513 | "ENSONIQ AudioPCI ES1370", | |
4514 | 0, | |
4515 | 0, | |
4516 | { .init_pci = es1370_init } | |
4517 | }, | |
b00052e4 | 4518 | #endif |
6a36d84e | 4519 | |
4c9b53e3 | 4520 | #endif /* HAS_AUDIO_CHOICE */ |
4521 | ||
6a36d84e FB |
4522 | { NULL, NULL, 0, 0, { NULL } } |
4523 | }; | |
4524 | ||
4525 | static void select_soundhw (const char *optarg) | |
4526 | { | |
4527 | struct soundhw *c; | |
4528 | ||
4529 | if (*optarg == '?') { | |
4530 | show_valid_cards: | |
4531 | ||
4532 | printf ("Valid sound card names (comma separated):\n"); | |
4533 | for (c = soundhw; c->name; ++c) { | |
4534 | printf ("%-11s %s\n", c->name, c->descr); | |
4535 | } | |
4536 | printf ("\n-soundhw all will enable all of the above\n"); | |
1d14ffa9 FB |
4537 | exit (*optarg != '?'); |
4538 | } | |
4539 | else { | |
6a36d84e | 4540 | size_t l; |
1d14ffa9 FB |
4541 | const char *p; |
4542 | char *e; | |
4543 | int bad_card = 0; | |
4544 | ||
6a36d84e FB |
4545 | if (!strcmp (optarg, "all")) { |
4546 | for (c = soundhw; c->name; ++c) { | |
4547 | c->enabled = 1; | |
4548 | } | |
4549 | return; | |
4550 | } | |
1d14ffa9 | 4551 | |
6a36d84e | 4552 | p = optarg; |
1d14ffa9 FB |
4553 | while (*p) { |
4554 | e = strchr (p, ','); | |
4555 | l = !e ? strlen (p) : (size_t) (e - p); | |
6a36d84e FB |
4556 | |
4557 | for (c = soundhw; c->name; ++c) { | |
4558 | if (!strncmp (c->name, p, l)) { | |
4559 | c->enabled = 1; | |
1d14ffa9 FB |
4560 | break; |
4561 | } | |
4562 | } | |
6a36d84e FB |
4563 | |
4564 | if (!c->name) { | |
1d14ffa9 FB |
4565 | if (l > 80) { |
4566 | fprintf (stderr, | |
4567 | "Unknown sound card name (too big to show)\n"); | |
4568 | } | |
4569 | else { | |
4570 | fprintf (stderr, "Unknown sound card name `%.*s'\n", | |
4571 | (int) l, p); | |
4572 | } | |
4573 | bad_card = 1; | |
4574 | } | |
4575 | p += l + (e != NULL); | |
4576 | } | |
4577 | ||
4578 | if (bad_card) | |
4579 | goto show_valid_cards; | |
4580 | } | |
4581 | } | |
4582 | #endif | |
4583 | ||
3893c124 | 4584 | static void select_vgahw (const char *p) |
4585 | { | |
4586 | const char *opts; | |
4587 | ||
731dd3be | 4588 | vga_interface_type = VGA_NONE; |
3893c124 | 4589 | if (strstart(p, "std", &opts)) { |
731dd3be | 4590 | vga_interface_type = VGA_STD; |
3893c124 | 4591 | } else if (strstart(p, "cirrus", &opts)) { |
731dd3be | 4592 | vga_interface_type = VGA_CIRRUS; |
3893c124 | 4593 | } else if (strstart(p, "vmware", &opts)) { |
731dd3be | 4594 | vga_interface_type = VGA_VMWARE; |
94909d9f | 4595 | } else if (strstart(p, "xenfb", &opts)) { |
731dd3be | 4596 | vga_interface_type = VGA_XENFB; |
28b85ed8 | 4597 | } else if (!strstart(p, "none", &opts)) { |
3893c124 | 4598 | invalid_vga: |
4599 | fprintf(stderr, "Unknown vga type: %s\n", p); | |
4600 | exit(1); | |
4601 | } | |
cb5a7aa8 | 4602 | while (*opts) { |
4603 | const char *nextopt; | |
4604 | ||
4605 | if (strstart(opts, ",retrace=", &nextopt)) { | |
4606 | opts = nextopt; | |
4607 | if (strstart(opts, "dumb", &nextopt)) | |
4608 | vga_retrace_method = VGA_RETRACE_DUMB; | |
4609 | else if (strstart(opts, "precise", &nextopt)) | |
4610 | vga_retrace_method = VGA_RETRACE_PRECISE; | |
4611 | else goto invalid_vga; | |
4612 | } else goto invalid_vga; | |
4613 | opts = nextopt; | |
4614 | } | |
3893c124 | 4615 | } |
4616 | ||
7d4c3d53 MA |
4617 | #ifdef TARGET_I386 |
4618 | static int balloon_parse(const char *arg) | |
4619 | { | |
4620 | char buf[128]; | |
4621 | const char *p; | |
4622 | ||
4623 | if (!strcmp(arg, "none")) { | |
4624 | virtio_balloon = 0; | |
4625 | } else if (!strncmp(arg, "virtio", 6)) { | |
4626 | virtio_balloon = 1; | |
4627 | if (arg[6] == ',') { | |
4628 | p = arg + 7; | |
4629 | if (get_param_value(buf, sizeof(buf), "addr", p)) { | |
4630 | virtio_balloon_devaddr = strdup(buf); | |
4631 | } | |
4632 | } | |
4633 | } else { | |
4634 | return -1; | |
4635 | } | |
4636 | return 0; | |
4637 | } | |
4638 | #endif | |
4639 | ||
3587d7e6 FB |
4640 | #ifdef _WIN32 |
4641 | static BOOL WINAPI qemu_ctrl_handler(DWORD type) | |
4642 | { | |
4643 | exit(STATUS_CONTROL_C_EXIT); | |
4644 | return TRUE; | |
4645 | } | |
4646 | #endif | |
4647 | ||
c4be29ff | 4648 | int qemu_uuid_parse(const char *str, uint8_t *uuid) |
8fcb1b90 BS |
4649 | { |
4650 | int ret; | |
4651 | ||
4652 | if(strlen(str) != 36) | |
4653 | return -1; | |
4654 | ||
4655 | ret = sscanf(str, UUID_FMT, &uuid[0], &uuid[1], &uuid[2], &uuid[3], | |
4656 | &uuid[4], &uuid[5], &uuid[6], &uuid[7], &uuid[8], &uuid[9], | |
4657 | &uuid[10], &uuid[11], &uuid[12], &uuid[13], &uuid[14], &uuid[15]); | |
4658 | ||
4659 | if(ret != 16) | |
4660 | return -1; | |
4661 | ||
b6f6e3d3 AL |
4662 | #ifdef TARGET_I386 |
4663 | smbios_add_field(1, offsetof(struct smbios_type_1, uuid), 16, uuid); | |
4664 | #endif | |
4665 | ||
8fcb1b90 BS |
4666 | return 0; |
4667 | } | |
4668 | ||
7c9d8e07 | 4669 | #define MAX_NET_CLIENTS 32 |
c20709aa | 4670 | |
5b08fc10 AL |
4671 | #ifndef _WIN32 |
4672 | ||
4673 | static void termsig_handler(int signal) | |
4674 | { | |
4675 | qemu_system_shutdown_request(); | |
4676 | } | |
4677 | ||
7c3370d4 JK |
4678 | static void sigchld_handler(int signal) |
4679 | { | |
4680 | waitpid(-1, NULL, WNOHANG); | |
4681 | } | |
4682 | ||
4683 | static void sighandler_setup(void) | |
5b08fc10 AL |
4684 | { |
4685 | struct sigaction act; | |
4686 | ||
4687 | memset(&act, 0, sizeof(act)); | |
4688 | act.sa_handler = termsig_handler; | |
4689 | sigaction(SIGINT, &act, NULL); | |
4690 | sigaction(SIGHUP, &act, NULL); | |
4691 | sigaction(SIGTERM, &act, NULL); | |
7c3370d4 JK |
4692 | |
4693 | act.sa_handler = sigchld_handler; | |
4694 | act.sa_flags = SA_NOCLDSTOP; | |
4695 | sigaction(SIGCHLD, &act, NULL); | |
5b08fc10 AL |
4696 | } |
4697 | ||
4698 | #endif | |
4699 | ||
5cea8590 PB |
4700 | #ifdef _WIN32 |
4701 | /* Look for support files in the same directory as the executable. */ | |
4702 | static char *find_datadir(const char *argv0) | |
4703 | { | |
4704 | char *p; | |
4705 | char buf[MAX_PATH]; | |
4706 | DWORD len; | |
4707 | ||
4708 | len = GetModuleFileName(NULL, buf, sizeof(buf) - 1); | |
4709 | if (len == 0) { | |
c5947808 | 4710 | return NULL; |
5cea8590 PB |
4711 | } |
4712 | ||
4713 | buf[len] = 0; | |
4714 | p = buf + len - 1; | |
4715 | while (p != buf && *p != '\\') | |
4716 | p--; | |
4717 | *p = 0; | |
4718 | if (access(buf, R_OK) == 0) { | |
4719 | return qemu_strdup(buf); | |
4720 | } | |
4721 | return NULL; | |
4722 | } | |
4723 | #else /* !_WIN32 */ | |
4724 | ||
4725 | /* Find a likely location for support files using the location of the binary. | |
4726 | For installed binaries this will be "$bindir/../share/qemu". When | |
4727 | running from the build tree this will be "$bindir/../pc-bios". */ | |
4728 | #define SHARE_SUFFIX "/share/qemu" | |
4729 | #define BUILD_SUFFIX "/pc-bios" | |
4730 | static char *find_datadir(const char *argv0) | |
4731 | { | |
4732 | char *dir; | |
4733 | char *p = NULL; | |
4734 | char *res; | |
4735 | #ifdef PATH_MAX | |
4736 | char buf[PATH_MAX]; | |
4737 | #endif | |
3a41759d | 4738 | size_t max_len; |
5cea8590 PB |
4739 | |
4740 | #if defined(__linux__) | |
4741 | { | |
4742 | int len; | |
4743 | len = readlink("/proc/self/exe", buf, sizeof(buf) - 1); | |
4744 | if (len > 0) { | |
4745 | buf[len] = 0; | |
4746 | p = buf; | |
4747 | } | |
4748 | } | |
4749 | #elif defined(__FreeBSD__) | |
4750 | { | |
4751 | int len; | |
4752 | len = readlink("/proc/curproc/file", buf, sizeof(buf) - 1); | |
4753 | if (len > 0) { | |
4754 | buf[len] = 0; | |
4755 | p = buf; | |
4756 | } | |
4757 | } | |
4758 | #endif | |
4759 | /* If we don't have any way of figuring out the actual executable | |
4760 | location then try argv[0]. */ | |
4761 | if (!p) { | |
4762 | #ifdef PATH_MAX | |
4763 | p = buf; | |
4764 | #endif | |
4765 | p = realpath(argv0, p); | |
4766 | if (!p) { | |
4767 | return NULL; | |
4768 | } | |
4769 | } | |
4770 | dir = dirname(p); | |
4771 | dir = dirname(dir); | |
4772 | ||
3a41759d BS |
4773 | max_len = strlen(dir) + |
4774 | MAX(strlen(SHARE_SUFFIX), strlen(BUILD_SUFFIX)) + 1; | |
4775 | res = qemu_mallocz(max_len); | |
4776 | snprintf(res, max_len, "%s%s", dir, SHARE_SUFFIX); | |
5cea8590 | 4777 | if (access(res, R_OK)) { |
3a41759d | 4778 | snprintf(res, max_len, "%s%s", dir, BUILD_SUFFIX); |
5cea8590 PB |
4779 | if (access(res, R_OK)) { |
4780 | qemu_free(res); | |
4781 | res = NULL; | |
4782 | } | |
4783 | } | |
4784 | #ifndef PATH_MAX | |
4785 | free(p); | |
4786 | #endif | |
4787 | return res; | |
4788 | } | |
4789 | #undef SHARE_SUFFIX | |
4790 | #undef BUILD_SUFFIX | |
4791 | #endif | |
4792 | ||
4793 | char *qemu_find_file(int type, const char *name) | |
4794 | { | |
4795 | int len; | |
4796 | const char *subdir; | |
4797 | char *buf; | |
4798 | ||
4799 | /* If name contains path separators then try it as a straight path. */ | |
4800 | if ((strchr(name, '/') || strchr(name, '\\')) | |
4801 | && access(name, R_OK) == 0) { | |
4802 | return strdup(name); | |
4803 | } | |
4804 | switch (type) { | |
4805 | case QEMU_FILE_TYPE_BIOS: | |
4806 | subdir = ""; | |
4807 | break; | |
4808 | case QEMU_FILE_TYPE_KEYMAP: | |
4809 | subdir = "keymaps/"; | |
4810 | break; | |
4811 | default: | |
4812 | abort(); | |
4813 | } | |
4814 | len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2; | |
4815 | buf = qemu_mallocz(len); | |
3a41759d | 4816 | snprintf(buf, len, "%s/%s%s", data_dir, subdir, name); |
5cea8590 PB |
4817 | if (access(buf, R_OK)) { |
4818 | qemu_free(buf); | |
4819 | return NULL; | |
4820 | } | |
4821 | return buf; | |
4822 | } | |
4823 | ||
902b3d5c | 4824 | int main(int argc, char **argv, char **envp) |
0824d6fc | 4825 | { |
59030a8c | 4826 | const char *gdbstub_dev = NULL; |
28c5af54 | 4827 | uint32_t boot_devices_bitmap = 0; |
e4bcb14c | 4828 | int i; |
28c5af54 | 4829 | int snapshot, linux_boot, net_boot; |
7f7f9873 | 4830 | const char *initrd_filename; |
a20dd508 | 4831 | const char *kernel_filename, *kernel_cmdline; |
ef3adf68 | 4832 | char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */ |
3023f332 | 4833 | DisplayState *ds; |
7d957bd8 | 4834 | DisplayChangeListener *dcl; |
46d4767d | 4835 | int cyls, heads, secs, translation; |
fd5f393a | 4836 | const char *net_clients[MAX_NET_CLIENTS]; |
7c9d8e07 | 4837 | int nb_net_clients; |
dc72ac14 AZ |
4838 | const char *bt_opts[MAX_BT_CMDLINE]; |
4839 | int nb_bt_opts; | |
e4bcb14c | 4840 | int hda_index; |
cd6f1169 FB |
4841 | int optind; |
4842 | const char *r, *optarg; | |
4c621805 | 4843 | CharDriverState *monitor_hd = NULL; |
fd5f393a PB |
4844 | const char *monitor_device; |
4845 | const char *serial_devices[MAX_SERIAL_PORTS]; | |
8d11df9e | 4846 | int serial_device_index; |
fd5f393a | 4847 | const char *parallel_devices[MAX_PARALLEL_PORTS]; |
6508fe59 | 4848 | int parallel_device_index; |
9ede2fde AL |
4849 | const char *virtio_consoles[MAX_VIRTIO_CONSOLES]; |
4850 | int virtio_console_index; | |
d63d307f | 4851 | const char *loadvm = NULL; |
cc1daa40 | 4852 | QEMUMachine *machine; |
94fc95cd | 4853 | const char *cpu_model; |
fd5f393a | 4854 | const char *usb_devices[MAX_USB_CMDLINE]; |
a594cfbf | 4855 | int usb_devices_index; |
b9e82a59 | 4856 | #ifndef _WIN32 |
71e3ceb8 | 4857 | int fds[2]; |
b9e82a59 | 4858 | #endif |
26a5f13b | 4859 | int tb_size; |
93815bc2 | 4860 | const char *pid_file = NULL; |
5bb7910a | 4861 | const char *incoming = NULL; |
b9e82a59 | 4862 | #ifndef _WIN32 |
54042bcf AL |
4863 | int fd = 0; |
4864 | struct passwd *pwd = NULL; | |
0858532e AL |
4865 | const char *chroot_dir = NULL; |
4866 | const char *run_as = NULL; | |
b9e82a59 | 4867 | #endif |
268a362c | 4868 | CPUState *env; |
993fbfdb | 4869 | int show_vnc_port = 0; |
0bd48850 | 4870 | |
902b3d5c | 4871 | qemu_cache_utils_init(envp); |
4872 | ||
0bd48850 | 4873 | LIST_INIT (&vm_change_state_head); |
be995c27 FB |
4874 | #ifndef _WIN32 |
4875 | { | |
4876 | struct sigaction act; | |
4877 | sigfillset(&act.sa_mask); | |
4878 | act.sa_flags = 0; | |
4879 | act.sa_handler = SIG_IGN; | |
4880 | sigaction(SIGPIPE, &act, NULL); | |
4881 | } | |
3587d7e6 FB |
4882 | #else |
4883 | SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE); | |
a8e5ac33 FB |
4884 | /* Note: cpu_interrupt() is currently not SMP safe, so we force |
4885 | QEMU to run on a single CPU */ | |
4886 | { | |
4887 | HANDLE h; | |
4888 | DWORD mask, smask; | |
4889 | int i; | |
4890 | h = GetCurrentProcess(); | |
4891 | if (GetProcessAffinityMask(h, &mask, &smask)) { | |
4892 | for(i = 0; i < 32; i++) { | |
4893 | if (mask & (1 << i)) | |
4894 | break; | |
4895 | } | |
4896 | if (i != 32) { | |
4897 | mask = 1 << i; | |
4898 | SetProcessAffinityMask(h, mask); | |
4899 | } | |
4900 | } | |
4901 | } | |
67b915a5 | 4902 | #endif |
be995c27 | 4903 | |
f80f9ec9 | 4904 | module_call_init(MODULE_INIT_MACHINE); |
0c257437 | 4905 | machine = find_default_machine(); |
94fc95cd | 4906 | cpu_model = NULL; |
fc01f7e7 | 4907 | initrd_filename = NULL; |
4fc5d071 | 4908 | ram_size = 0; |
33e3963e | 4909 | snapshot = 0; |
a20dd508 FB |
4910 | kernel_filename = NULL; |
4911 | kernel_cmdline = ""; | |
c4b1fcc0 | 4912 | cyls = heads = secs = 0; |
46d4767d | 4913 | translation = BIOS_ATA_TRANSLATION_AUTO; |
d47d13b9 | 4914 | monitor_device = "vc:80Cx24C"; |
c4b1fcc0 | 4915 | |
c75a823c | 4916 | serial_devices[0] = "vc:80Cx24C"; |
8d11df9e | 4917 | for(i = 1; i < MAX_SERIAL_PORTS; i++) |
fd5f393a | 4918 | serial_devices[i] = NULL; |
8d11df9e | 4919 | serial_device_index = 0; |
3b46e624 | 4920 | |
8290edda | 4921 | parallel_devices[0] = "vc:80Cx24C"; |
6508fe59 | 4922 | for(i = 1; i < MAX_PARALLEL_PORTS; i++) |
fd5f393a | 4923 | parallel_devices[i] = NULL; |
6508fe59 | 4924 | parallel_device_index = 0; |
3b46e624 | 4925 | |
1b8fc811 | 4926 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) |
9ede2fde AL |
4927 | virtio_consoles[i] = NULL; |
4928 | virtio_console_index = 0; | |
4929 | ||
268a362c AL |
4930 | for (i = 0; i < MAX_NODES; i++) { |
4931 | node_mem[i] = 0; | |
4932 | node_cpumask[i] = 0; | |
4933 | } | |
4934 | ||
a594cfbf | 4935 | usb_devices_index = 0; |
3b46e624 | 4936 | |
7c9d8e07 | 4937 | nb_net_clients = 0; |
dc72ac14 | 4938 | nb_bt_opts = 0; |
e4bcb14c TS |
4939 | nb_drives = 0; |
4940 | nb_drives_opt = 0; | |
268a362c | 4941 | nb_numa_nodes = 0; |
e4bcb14c | 4942 | hda_index = -1; |
7c9d8e07 FB |
4943 | |
4944 | nb_nics = 0; | |
3b46e624 | 4945 | |
26a5f13b | 4946 | tb_size = 0; |
41bd639b BS |
4947 | autostart= 1; |
4948 | ||
9dd986cc RJ |
4949 | register_watchdogs(); |
4950 | ||
cd6f1169 | 4951 | optind = 1; |
0824d6fc | 4952 | for(;;) { |
cd6f1169 | 4953 | if (optind >= argc) |
0824d6fc | 4954 | break; |
cd6f1169 FB |
4955 | r = argv[optind]; |
4956 | if (r[0] != '-') { | |
609497ab | 4957 | hda_index = drive_add(argv[optind++], HD_ALIAS, 0); |
cd6f1169 FB |
4958 | } else { |
4959 | const QEMUOption *popt; | |
4960 | ||
4961 | optind++; | |
dff5efc8 PB |
4962 | /* Treat --foo the same as -foo. */ |
4963 | if (r[1] == '-') | |
4964 | r++; | |
cd6f1169 FB |
4965 | popt = qemu_options; |
4966 | for(;;) { | |
4967 | if (!popt->name) { | |
5fafdf24 | 4968 | fprintf(stderr, "%s: invalid option -- '%s'\n", |
cd6f1169 FB |
4969 | argv[0], r); |
4970 | exit(1); | |
4971 | } | |
4972 | if (!strcmp(popt->name, r + 1)) | |
4973 | break; | |
4974 | popt++; | |
4975 | } | |
4976 | if (popt->flags & HAS_ARG) { | |
4977 | if (optind >= argc) { | |
4978 | fprintf(stderr, "%s: option '%s' requires an argument\n", | |
4979 | argv[0], r); | |
4980 | exit(1); | |
4981 | } | |
4982 | optarg = argv[optind++]; | |
4983 | } else { | |
4984 | optarg = NULL; | |
4985 | } | |
4986 | ||
4987 | switch(popt->index) { | |
cc1daa40 FB |
4988 | case QEMU_OPTION_M: |
4989 | machine = find_machine(optarg); | |
4990 | if (!machine) { | |
4991 | QEMUMachine *m; | |
4992 | printf("Supported machines are:\n"); | |
4993 | for(m = first_machine; m != NULL; m = m->next) { | |
9fc1babd MM |
4994 | if (m->alias) |
4995 | printf("%-10s %s (alias of %s)\n", | |
4996 | m->alias, m->desc, m->name); | |
cc1daa40 | 4997 | printf("%-10s %s%s\n", |
5fafdf24 | 4998 | m->name, m->desc, |
0c257437 | 4999 | m->is_default ? " (default)" : ""); |
cc1daa40 | 5000 | } |
15f82208 | 5001 | exit(*optarg != '?'); |
cc1daa40 FB |
5002 | } |
5003 | break; | |
94fc95cd JM |
5004 | case QEMU_OPTION_cpu: |
5005 | /* hw initialization will check this */ | |
15f82208 | 5006 | if (*optarg == '?') { |
c732abe2 JM |
5007 | /* XXX: implement xxx_cpu_list for targets that still miss it */ |
5008 | #if defined(cpu_list) | |
5009 | cpu_list(stdout, &fprintf); | |
94fc95cd | 5010 | #endif |
15f82208 | 5011 | exit(0); |
94fc95cd JM |
5012 | } else { |
5013 | cpu_model = optarg; | |
5014 | } | |
5015 | break; | |
cd6f1169 | 5016 | case QEMU_OPTION_initrd: |
fc01f7e7 FB |
5017 | initrd_filename = optarg; |
5018 | break; | |
cd6f1169 | 5019 | case QEMU_OPTION_hda: |
e4bcb14c | 5020 | if (cyls == 0) |
609497ab | 5021 | hda_index = drive_add(optarg, HD_ALIAS, 0); |
e4bcb14c | 5022 | else |
609497ab | 5023 | hda_index = drive_add(optarg, HD_ALIAS |
e4bcb14c | 5024 | ",cyls=%d,heads=%d,secs=%d%s", |
609497ab | 5025 | 0, cyls, heads, secs, |
e4bcb14c TS |
5026 | translation == BIOS_ATA_TRANSLATION_LBA ? |
5027 | ",trans=lba" : | |
5028 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
5029 | ",trans=none" : ""); | |
5030 | break; | |
cd6f1169 | 5031 | case QEMU_OPTION_hdb: |
cc1daa40 FB |
5032 | case QEMU_OPTION_hdc: |
5033 | case QEMU_OPTION_hdd: | |
609497ab | 5034 | drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda); |
fc01f7e7 | 5035 | break; |
e4bcb14c | 5036 | case QEMU_OPTION_drive: |
609497ab | 5037 | drive_add(NULL, "%s", optarg); |
e4bcb14c | 5038 | break; |
3e3d5815 | 5039 | case QEMU_OPTION_mtdblock: |
609497ab | 5040 | drive_add(optarg, MTD_ALIAS); |
3e3d5815 | 5041 | break; |
a1bb27b1 | 5042 | case QEMU_OPTION_sd: |
609497ab | 5043 | drive_add(optarg, SD_ALIAS); |
a1bb27b1 | 5044 | break; |
86f55663 | 5045 | case QEMU_OPTION_pflash: |
609497ab | 5046 | drive_add(optarg, PFLASH_ALIAS); |
86f55663 | 5047 | break; |
cd6f1169 | 5048 | case QEMU_OPTION_snapshot: |
33e3963e FB |
5049 | snapshot = 1; |
5050 | break; | |
cd6f1169 | 5051 | case QEMU_OPTION_hdachs: |
330d0414 | 5052 | { |
330d0414 FB |
5053 | const char *p; |
5054 | p = optarg; | |
5055 | cyls = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5056 | if (cyls < 1 || cyls > 16383) |
5057 | goto chs_fail; | |
330d0414 FB |
5058 | if (*p != ',') |
5059 | goto chs_fail; | |
5060 | p++; | |
5061 | heads = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5062 | if (heads < 1 || heads > 16) |
5063 | goto chs_fail; | |
330d0414 FB |
5064 | if (*p != ',') |
5065 | goto chs_fail; | |
5066 | p++; | |
5067 | secs = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5068 | if (secs < 1 || secs > 63) |
5069 | goto chs_fail; | |
5070 | if (*p == ',') { | |
5071 | p++; | |
5072 | if (!strcmp(p, "none")) | |
5073 | translation = BIOS_ATA_TRANSLATION_NONE; | |
5074 | else if (!strcmp(p, "lba")) | |
5075 | translation = BIOS_ATA_TRANSLATION_LBA; | |
5076 | else if (!strcmp(p, "auto")) | |
5077 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
5078 | else | |
5079 | goto chs_fail; | |
5080 | } else if (*p != '\0') { | |
c4b1fcc0 | 5081 | chs_fail: |
46d4767d FB |
5082 | fprintf(stderr, "qemu: invalid physical CHS format\n"); |
5083 | exit(1); | |
c4b1fcc0 | 5084 | } |
e4bcb14c | 5085 | if (hda_index != -1) |
609497ab AZ |
5086 | snprintf(drives_opt[hda_index].opt, |
5087 | sizeof(drives_opt[hda_index].opt), | |
5088 | HD_ALIAS ",cyls=%d,heads=%d,secs=%d%s", | |
5089 | 0, cyls, heads, secs, | |
e4bcb14c TS |
5090 | translation == BIOS_ATA_TRANSLATION_LBA ? |
5091 | ",trans=lba" : | |
5092 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
5093 | ",trans=none" : ""); | |
330d0414 FB |
5094 | } |
5095 | break; | |
268a362c AL |
5096 | case QEMU_OPTION_numa: |
5097 | if (nb_numa_nodes >= MAX_NODES) { | |
5098 | fprintf(stderr, "qemu: too many NUMA nodes\n"); | |
5099 | exit(1); | |
5100 | } | |
5101 | numa_add(optarg); | |
5102 | break; | |
cd6f1169 | 5103 | case QEMU_OPTION_nographic: |
993fbfdb | 5104 | display_type = DT_NOGRAPHIC; |
a20dd508 | 5105 | break; |
4d3b6f6e AZ |
5106 | #ifdef CONFIG_CURSES |
5107 | case QEMU_OPTION_curses: | |
993fbfdb | 5108 | display_type = DT_CURSES; |
4d3b6f6e AZ |
5109 | break; |
5110 | #endif | |
a171fe39 AZ |
5111 | case QEMU_OPTION_portrait: |
5112 | graphic_rotate = 1; | |
5113 | break; | |
cd6f1169 | 5114 | case QEMU_OPTION_kernel: |
a20dd508 FB |
5115 | kernel_filename = optarg; |
5116 | break; | |
cd6f1169 | 5117 | case QEMU_OPTION_append: |
a20dd508 | 5118 | kernel_cmdline = optarg; |
313aa567 | 5119 | break; |
cd6f1169 | 5120 | case QEMU_OPTION_cdrom: |
609497ab | 5121 | drive_add(optarg, CDROM_ALIAS); |
36b486bb | 5122 | break; |
cd6f1169 | 5123 | case QEMU_OPTION_boot: |
28c5af54 | 5124 | { |
ef3adf68 | 5125 | static const char * const params[] = { |
95387491 | 5126 | "order", "once", "menu", NULL |
ef3adf68 JK |
5127 | }; |
5128 | char buf[sizeof(boot_devices)]; | |
e0f084bf | 5129 | char *standard_boot_devices; |
ef3adf68 JK |
5130 | int legacy = 0; |
5131 | ||
5132 | if (!strchr(optarg, '=')) { | |
5133 | legacy = 1; | |
5134 | pstrcpy(buf, sizeof(buf), optarg); | |
5135 | } else if (check_params(buf, sizeof(buf), params, optarg) < 0) { | |
5136 | fprintf(stderr, | |
5137 | "qemu: unknown boot parameter '%s' in '%s'\n", | |
5138 | buf, optarg); | |
5139 | exit(1); | |
5140 | } | |
5141 | ||
5142 | if (legacy || | |
5143 | get_param_value(buf, sizeof(buf), "order", optarg)) { | |
5144 | boot_devices_bitmap = parse_bootdevices(buf); | |
5145 | pstrcpy(boot_devices, sizeof(boot_devices), buf); | |
28c5af54 | 5146 | } |
e0f084bf JK |
5147 | if (!legacy) { |
5148 | if (get_param_value(buf, sizeof(buf), | |
5149 | "once", optarg)) { | |
5150 | boot_devices_bitmap |= parse_bootdevices(buf); | |
5151 | standard_boot_devices = qemu_strdup(boot_devices); | |
5152 | pstrcpy(boot_devices, sizeof(boot_devices), buf); | |
5153 | qemu_register_reset(restore_boot_devices, | |
5154 | standard_boot_devices); | |
5155 | } | |
95387491 JK |
5156 | if (get_param_value(buf, sizeof(buf), |
5157 | "menu", optarg)) { | |
5158 | if (!strcmp(buf, "on")) { | |
5159 | boot_menu = 1; | |
5160 | } else if (!strcmp(buf, "off")) { | |
5161 | boot_menu = 0; | |
5162 | } else { | |
5163 | fprintf(stderr, | |
5164 | "qemu: invalid option value '%s'\n", | |
5165 | buf); | |
5166 | exit(1); | |
5167 | } | |
5168 | } | |
e0f084bf | 5169 | } |
36b486bb FB |
5170 | } |
5171 | break; | |
cd6f1169 | 5172 | case QEMU_OPTION_fda: |
cd6f1169 | 5173 | case QEMU_OPTION_fdb: |
609497ab | 5174 | drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda); |
c45886db | 5175 | break; |
52ca8d6a FB |
5176 | #ifdef TARGET_I386 |
5177 | case QEMU_OPTION_no_fd_bootchk: | |
5178 | fd_bootchk = 0; | |
5179 | break; | |
5180 | #endif | |
7c9d8e07 FB |
5181 | case QEMU_OPTION_net: |
5182 | if (nb_net_clients >= MAX_NET_CLIENTS) { | |
5183 | fprintf(stderr, "qemu: too many network clients\n"); | |
c4b1fcc0 FB |
5184 | exit(1); |
5185 | } | |
fd5f393a | 5186 | net_clients[nb_net_clients] = optarg; |
7c9d8e07 | 5187 | nb_net_clients++; |
702c651c | 5188 | break; |
c7f74643 FB |
5189 | #ifdef CONFIG_SLIRP |
5190 | case QEMU_OPTION_tftp: | |
ad196a9d | 5191 | legacy_tftp_prefix = optarg; |
9bf05444 | 5192 | break; |
47d5d01a | 5193 | case QEMU_OPTION_bootp: |
ad196a9d | 5194 | legacy_bootp_filename = optarg; |
47d5d01a | 5195 | break; |
c94c8d64 | 5196 | #ifndef _WIN32 |
9d728e8c | 5197 | case QEMU_OPTION_smb: |
ad196a9d | 5198 | net_slirp_smb(optarg); |
9d728e8c | 5199 | break; |
c94c8d64 | 5200 | #endif |
9bf05444 | 5201 | case QEMU_OPTION_redir: |
f3546deb | 5202 | net_slirp_redir(optarg); |
9bf05444 | 5203 | break; |
c7f74643 | 5204 | #endif |
dc72ac14 AZ |
5205 | case QEMU_OPTION_bt: |
5206 | if (nb_bt_opts >= MAX_BT_CMDLINE) { | |
5207 | fprintf(stderr, "qemu: too many bluetooth options\n"); | |
5208 | exit(1); | |
5209 | } | |
5210 | bt_opts[nb_bt_opts++] = optarg; | |
5211 | break; | |
1d14ffa9 | 5212 | #ifdef HAS_AUDIO |
1d14ffa9 FB |
5213 | case QEMU_OPTION_audio_help: |
5214 | AUD_help (); | |
5215 | exit (0); | |
5216 | break; | |
5217 | case QEMU_OPTION_soundhw: | |
5218 | select_soundhw (optarg); | |
5219 | break; | |
5220 | #endif | |
cd6f1169 | 5221 | case QEMU_OPTION_h: |
15f82208 | 5222 | help(0); |
cd6f1169 | 5223 | break; |
9bd7e6d9 PB |
5224 | case QEMU_OPTION_version: |
5225 | version(); | |
5226 | exit(0); | |
5227 | break; | |
00f82b8a AJ |
5228 | case QEMU_OPTION_m: { |
5229 | uint64_t value; | |
5230 | char *ptr; | |
5231 | ||
5232 | value = strtoul(optarg, &ptr, 10); | |
5233 | switch (*ptr) { | |
5234 | case 0: case 'M': case 'm': | |
5235 | value <<= 20; | |
5236 | break; | |
5237 | case 'G': case 'g': | |
5238 | value <<= 30; | |
5239 | break; | |
5240 | default: | |
5241 | fprintf(stderr, "qemu: invalid ram size: %s\n", optarg); | |
cd6f1169 FB |
5242 | exit(1); |
5243 | } | |
00f82b8a AJ |
5244 | |
5245 | /* On 32-bit hosts, QEMU is limited by virtual address space */ | |
5246 | if (value > (2047 << 20) | |
640f42e4 | 5247 | #ifndef CONFIG_KQEMU |
00f82b8a AJ |
5248 | && HOST_LONG_BITS == 32 |
5249 | #endif | |
5250 | ) { | |
5251 | fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n"); | |
5252 | exit(1); | |
5253 | } | |
5254 | if (value != (uint64_t)(ram_addr_t)value) { | |
5255 | fprintf(stderr, "qemu: ram size too large\n"); | |
5256 | exit(1); | |
5257 | } | |
5258 | ram_size = value; | |
cd6f1169 | 5259 | break; |
00f82b8a | 5260 | } |
cd6f1169 FB |
5261 | case QEMU_OPTION_d: |
5262 | { | |
5263 | int mask; | |
c7cd6a37 | 5264 | const CPULogItem *item; |
3b46e624 | 5265 | |
cd6f1169 FB |
5266 | mask = cpu_str_to_log_mask(optarg); |
5267 | if (!mask) { | |
5268 | printf("Log items (comma separated):\n"); | |
f193c797 FB |
5269 | for(item = cpu_log_items; item->mask != 0; item++) { |
5270 | printf("%-10s %s\n", item->name, item->help); | |
5271 | } | |
5272 | exit(1); | |
cd6f1169 FB |
5273 | } |
5274 | cpu_set_log(mask); | |
f193c797 | 5275 | } |
cd6f1169 | 5276 | break; |
cd6f1169 | 5277 | case QEMU_OPTION_s: |
59030a8c | 5278 | gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT; |
cd6f1169 | 5279 | break; |
59030a8c AL |
5280 | case QEMU_OPTION_gdb: |
5281 | gdbstub_dev = optarg; | |
cd6f1169 | 5282 | break; |
cd6f1169 | 5283 | case QEMU_OPTION_L: |
5cea8590 | 5284 | data_dir = optarg; |
cd6f1169 | 5285 | break; |
1192dad8 JM |
5286 | case QEMU_OPTION_bios: |
5287 | bios_name = optarg; | |
5288 | break; | |
1b530a6d AJ |
5289 | case QEMU_OPTION_singlestep: |
5290 | singlestep = 1; | |
5291 | break; | |
cd6f1169 | 5292 | case QEMU_OPTION_S: |
3c07f8e8 | 5293 | autostart = 0; |
cd6f1169 | 5294 | break; |
5824d651 | 5295 | #ifndef _WIN32 |
3d11d0eb FB |
5296 | case QEMU_OPTION_k: |
5297 | keyboard_layout = optarg; | |
5298 | break; | |
5824d651 | 5299 | #endif |
ee22c2f7 FB |
5300 | case QEMU_OPTION_localtime: |
5301 | rtc_utc = 0; | |
5302 | break; | |
3893c124 | 5303 | case QEMU_OPTION_vga: |
5304 | select_vgahw (optarg); | |
1bfe856e | 5305 | break; |
5824d651 | 5306 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) |
e9b137c2 FB |
5307 | case QEMU_OPTION_g: |
5308 | { | |
5309 | const char *p; | |
5310 | int w, h, depth; | |
5311 | p = optarg; | |
5312 | w = strtol(p, (char **)&p, 10); | |
5313 | if (w <= 0) { | |
5314 | graphic_error: | |
5315 | fprintf(stderr, "qemu: invalid resolution or depth\n"); | |
5316 | exit(1); | |
5317 | } | |
5318 | if (*p != 'x') | |
5319 | goto graphic_error; | |
5320 | p++; | |
5321 | h = strtol(p, (char **)&p, 10); | |
5322 | if (h <= 0) | |
5323 | goto graphic_error; | |
5324 | if (*p == 'x') { | |
5325 | p++; | |
5326 | depth = strtol(p, (char **)&p, 10); | |
5fafdf24 | 5327 | if (depth != 8 && depth != 15 && depth != 16 && |
e9b137c2 FB |
5328 | depth != 24 && depth != 32) |
5329 | goto graphic_error; | |
5330 | } else if (*p == '\0') { | |
5331 | depth = graphic_depth; | |
5332 | } else { | |
5333 | goto graphic_error; | |
5334 | } | |
3b46e624 | 5335 | |
e9b137c2 FB |
5336 | graphic_width = w; |
5337 | graphic_height = h; | |
5338 | graphic_depth = depth; | |
5339 | } | |
5340 | break; | |
5824d651 | 5341 | #endif |
20d8a3ed TS |
5342 | case QEMU_OPTION_echr: |
5343 | { | |
5344 | char *r; | |
5345 | term_escape_char = strtol(optarg, &r, 0); | |
5346 | if (r == optarg) | |
5347 | printf("Bad argument to echr\n"); | |
5348 | break; | |
5349 | } | |
82c643ff | 5350 | case QEMU_OPTION_monitor: |
fd5f393a | 5351 | monitor_device = optarg; |
82c643ff FB |
5352 | break; |
5353 | case QEMU_OPTION_serial: | |
8d11df9e FB |
5354 | if (serial_device_index >= MAX_SERIAL_PORTS) { |
5355 | fprintf(stderr, "qemu: too many serial ports\n"); | |
5356 | exit(1); | |
5357 | } | |
fd5f393a | 5358 | serial_devices[serial_device_index] = optarg; |
8d11df9e | 5359 | serial_device_index++; |
82c643ff | 5360 | break; |
9dd986cc RJ |
5361 | case QEMU_OPTION_watchdog: |
5362 | i = select_watchdog(optarg); | |
5363 | if (i > 0) | |
5364 | exit (i == 1 ? 1 : 0); | |
5365 | break; | |
5366 | case QEMU_OPTION_watchdog_action: | |
5367 | if (select_watchdog_action(optarg) == -1) { | |
5368 | fprintf(stderr, "Unknown -watchdog-action parameter\n"); | |
5369 | exit(1); | |
5370 | } | |
5371 | break; | |
51ecf136 AL |
5372 | case QEMU_OPTION_virtiocon: |
5373 | if (virtio_console_index >= MAX_VIRTIO_CONSOLES) { | |
5374 | fprintf(stderr, "qemu: too many virtio consoles\n"); | |
5375 | exit(1); | |
5376 | } | |
5377 | virtio_consoles[virtio_console_index] = optarg; | |
5378 | virtio_console_index++; | |
5379 | break; | |
6508fe59 FB |
5380 | case QEMU_OPTION_parallel: |
5381 | if (parallel_device_index >= MAX_PARALLEL_PORTS) { | |
5382 | fprintf(stderr, "qemu: too many parallel ports\n"); | |
5383 | exit(1); | |
5384 | } | |
fd5f393a | 5385 | parallel_devices[parallel_device_index] = optarg; |
6508fe59 FB |
5386 | parallel_device_index++; |
5387 | break; | |
d63d307f FB |
5388 | case QEMU_OPTION_loadvm: |
5389 | loadvm = optarg; | |
5390 | break; | |
5391 | case QEMU_OPTION_full_screen: | |
5392 | full_screen = 1; | |
5393 | break; | |
667accab | 5394 | #ifdef CONFIG_SDL |
43523e93 TS |
5395 | case QEMU_OPTION_no_frame: |
5396 | no_frame = 1; | |
5397 | break; | |
3780e197 TS |
5398 | case QEMU_OPTION_alt_grab: |
5399 | alt_grab = 1; | |
5400 | break; | |
667accab TS |
5401 | case QEMU_OPTION_no_quit: |
5402 | no_quit = 1; | |
5403 | break; | |
7d957bd8 | 5404 | case QEMU_OPTION_sdl: |
993fbfdb | 5405 | display_type = DT_SDL; |
7d957bd8 | 5406 | break; |
667accab | 5407 | #endif |
f7cce898 | 5408 | case QEMU_OPTION_pidfile: |
93815bc2 | 5409 | pid_file = optarg; |
f7cce898 | 5410 | break; |
a09db21f FB |
5411 | #ifdef TARGET_I386 |
5412 | case QEMU_OPTION_win2k_hack: | |
5413 | win2k_install_hack = 1; | |
5414 | break; | |
73822ec8 AL |
5415 | case QEMU_OPTION_rtc_td_hack: |
5416 | rtc_td_hack = 1; | |
5417 | break; | |
8a92ea2f AL |
5418 | case QEMU_OPTION_acpitable: |
5419 | if(acpi_table_add(optarg) < 0) { | |
5420 | fprintf(stderr, "Wrong acpi table provided\n"); | |
5421 | exit(1); | |
5422 | } | |
5423 | break; | |
b6f6e3d3 AL |
5424 | case QEMU_OPTION_smbios: |
5425 | if(smbios_entry_add(optarg) < 0) { | |
5426 | fprintf(stderr, "Wrong smbios provided\n"); | |
5427 | exit(1); | |
5428 | } | |
5429 | break; | |
a09db21f | 5430 | #endif |
640f42e4 | 5431 | #ifdef CONFIG_KQEMU |
52249f0f AL |
5432 | case QEMU_OPTION_enable_kqemu: |
5433 | kqemu_allowed = 1; | |
d993e026 | 5434 | break; |
89bfc105 FB |
5435 | case QEMU_OPTION_kernel_kqemu: |
5436 | kqemu_allowed = 2; | |
5437 | break; | |
7ba1e619 AL |
5438 | #endif |
5439 | #ifdef CONFIG_KVM | |
5440 | case QEMU_OPTION_enable_kvm: | |
5441 | kvm_allowed = 1; | |
640f42e4 | 5442 | #ifdef CONFIG_KQEMU |
7ba1e619 AL |
5443 | kqemu_allowed = 0; |
5444 | #endif | |
5445 | break; | |
d993e026 | 5446 | #endif |
bb36d470 FB |
5447 | case QEMU_OPTION_usb: |
5448 | usb_enabled = 1; | |
5449 | break; | |
a594cfbf FB |
5450 | case QEMU_OPTION_usbdevice: |
5451 | usb_enabled = 1; | |
0d92ed30 | 5452 | if (usb_devices_index >= MAX_USB_CMDLINE) { |
a594cfbf FB |
5453 | fprintf(stderr, "Too many USB devices\n"); |
5454 | exit(1); | |
5455 | } | |
fd5f393a | 5456 | usb_devices[usb_devices_index] = optarg; |
a594cfbf FB |
5457 | usb_devices_index++; |
5458 | break; | |
6a00d601 FB |
5459 | case QEMU_OPTION_smp: |
5460 | smp_cpus = atoi(optarg); | |
b2097003 | 5461 | if (smp_cpus < 1) { |
6a00d601 FB |
5462 | fprintf(stderr, "Invalid number of CPUs\n"); |
5463 | exit(1); | |
5464 | } | |
5465 | break; | |
24236869 | 5466 | case QEMU_OPTION_vnc: |
993fbfdb | 5467 | display_type = DT_VNC; |
73fc9742 | 5468 | vnc_display = optarg; |
24236869 | 5469 | break; |
5824d651 | 5470 | #ifdef TARGET_I386 |
6515b203 FB |
5471 | case QEMU_OPTION_no_acpi: |
5472 | acpi_enabled = 0; | |
5473 | break; | |
16b29ae1 AL |
5474 | case QEMU_OPTION_no_hpet: |
5475 | no_hpet = 1; | |
5476 | break; | |
7d4c3d53 MA |
5477 | case QEMU_OPTION_balloon: |
5478 | if (balloon_parse(optarg) < 0) { | |
5479 | fprintf(stderr, "Unknown -balloon argument %s\n", optarg); | |
5480 | exit(1); | |
5481 | } | |
df97b920 | 5482 | break; |
5824d651 | 5483 | #endif |
d1beab82 FB |
5484 | case QEMU_OPTION_no_reboot: |
5485 | no_reboot = 1; | |
5486 | break; | |
b2f76161 AJ |
5487 | case QEMU_OPTION_no_shutdown: |
5488 | no_shutdown = 1; | |
5489 | break; | |
9467cd46 AZ |
5490 | case QEMU_OPTION_show_cursor: |
5491 | cursor_hide = 0; | |
5492 | break; | |
8fcb1b90 BS |
5493 | case QEMU_OPTION_uuid: |
5494 | if(qemu_uuid_parse(optarg, qemu_uuid) < 0) { | |
5495 | fprintf(stderr, "Fail to parse UUID string." | |
5496 | " Wrong format.\n"); | |
5497 | exit(1); | |
5498 | } | |
5499 | break; | |
5824d651 | 5500 | #ifndef _WIN32 |
71e3ceb8 TS |
5501 | case QEMU_OPTION_daemonize: |
5502 | daemonize = 1; | |
5503 | break; | |
5824d651 | 5504 | #endif |
9ae02555 TS |
5505 | case QEMU_OPTION_option_rom: |
5506 | if (nb_option_roms >= MAX_OPTION_ROMS) { | |
5507 | fprintf(stderr, "Too many option ROMs\n"); | |
5508 | exit(1); | |
5509 | } | |
5510 | option_rom[nb_option_roms] = optarg; | |
5511 | nb_option_roms++; | |
5512 | break; | |
5824d651 | 5513 | #if defined(TARGET_ARM) || defined(TARGET_M68K) |
8e71621f PB |
5514 | case QEMU_OPTION_semihosting: |
5515 | semihosting_enabled = 1; | |
5516 | break; | |
5824d651 | 5517 | #endif |
c35734b2 | 5518 | case QEMU_OPTION_name: |
1889465a AK |
5519 | qemu_name = qemu_strdup(optarg); |
5520 | { | |
5521 | char *p = strchr(qemu_name, ','); | |
5522 | if (p != NULL) { | |
5523 | *p++ = 0; | |
5524 | if (strncmp(p, "process=", 8)) { | |
5525 | fprintf(stderr, "Unknown subargument %s to -name", p); | |
5526 | exit(1); | |
5527 | } | |
5528 | p += 8; | |
5529 | set_proc_name(p); | |
5530 | } | |
5531 | } | |
c35734b2 | 5532 | break; |
95efd11c | 5533 | #if defined(TARGET_SPARC) || defined(TARGET_PPC) |
66508601 BS |
5534 | case QEMU_OPTION_prom_env: |
5535 | if (nb_prom_envs >= MAX_PROM_ENVS) { | |
5536 | fprintf(stderr, "Too many prom variables\n"); | |
5537 | exit(1); | |
5538 | } | |
5539 | prom_envs[nb_prom_envs] = optarg; | |
5540 | nb_prom_envs++; | |
5541 | break; | |
2b8f2d41 AZ |
5542 | #endif |
5543 | #ifdef TARGET_ARM | |
5544 | case QEMU_OPTION_old_param: | |
5545 | old_param = 1; | |
05ebd537 | 5546 | break; |
66508601 | 5547 | #endif |
f3dcfada TS |
5548 | case QEMU_OPTION_clock: |
5549 | configure_alarms(optarg); | |
5550 | break; | |
7e0af5d0 FB |
5551 | case QEMU_OPTION_startdate: |
5552 | { | |
5553 | struct tm tm; | |
f6503059 | 5554 | time_t rtc_start_date; |
7e0af5d0 | 5555 | if (!strcmp(optarg, "now")) { |
f6503059 | 5556 | rtc_date_offset = -1; |
7e0af5d0 FB |
5557 | } else { |
5558 | if (sscanf(optarg, "%d-%d-%dT%d:%d:%d", | |
5559 | &tm.tm_year, | |
5560 | &tm.tm_mon, | |
5561 | &tm.tm_mday, | |
5562 | &tm.tm_hour, | |
5563 | &tm.tm_min, | |
5564 | &tm.tm_sec) == 6) { | |
5565 | /* OK */ | |
5566 | } else if (sscanf(optarg, "%d-%d-%d", | |
5567 | &tm.tm_year, | |
5568 | &tm.tm_mon, | |
5569 | &tm.tm_mday) == 3) { | |
5570 | tm.tm_hour = 0; | |
5571 | tm.tm_min = 0; | |
5572 | tm.tm_sec = 0; | |
5573 | } else { | |
5574 | goto date_fail; | |
5575 | } | |
5576 | tm.tm_year -= 1900; | |
5577 | tm.tm_mon--; | |
3c6b2088 | 5578 | rtc_start_date = mktimegm(&tm); |
7e0af5d0 FB |
5579 | if (rtc_start_date == -1) { |
5580 | date_fail: | |
5581 | fprintf(stderr, "Invalid date format. Valid format are:\n" | |
5582 | "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n"); | |
5583 | exit(1); | |
5584 | } | |
f6503059 | 5585 | rtc_date_offset = time(NULL) - rtc_start_date; |
7e0af5d0 FB |
5586 | } |
5587 | } | |
5588 | break; | |
26a5f13b FB |
5589 | case QEMU_OPTION_tb_size: |
5590 | tb_size = strtol(optarg, NULL, 0); | |
5591 | if (tb_size < 0) | |
5592 | tb_size = 0; | |
5593 | break; | |
2e70f6ef PB |
5594 | case QEMU_OPTION_icount: |
5595 | use_icount = 1; | |
5596 | if (strcmp(optarg, "auto") == 0) { | |
5597 | icount_time_shift = -1; | |
5598 | } else { | |
5599 | icount_time_shift = strtol(optarg, NULL, 0); | |
5600 | } | |
5601 | break; | |
5bb7910a AL |
5602 | case QEMU_OPTION_incoming: |
5603 | incoming = optarg; | |
5604 | break; | |
5824d651 | 5605 | #ifndef _WIN32 |
0858532e AL |
5606 | case QEMU_OPTION_chroot: |
5607 | chroot_dir = optarg; | |
5608 | break; | |
5609 | case QEMU_OPTION_runas: | |
5610 | run_as = optarg; | |
5611 | break; | |
e37630ca AL |
5612 | #endif |
5613 | #ifdef CONFIG_XEN | |
5614 | case QEMU_OPTION_xen_domid: | |
5615 | xen_domid = atoi(optarg); | |
5616 | break; | |
5617 | case QEMU_OPTION_xen_create: | |
5618 | xen_mode = XEN_CREATE; | |
5619 | break; | |
5620 | case QEMU_OPTION_xen_attach: | |
5621 | xen_mode = XEN_ATTACH; | |
5622 | break; | |
5824d651 | 5623 | #endif |
cd6f1169 | 5624 | } |
0824d6fc FB |
5625 | } |
5626 | } | |
330d0414 | 5627 | |
5cea8590 PB |
5628 | /* If no data_dir is specified then try to find it relative to the |
5629 | executable path. */ | |
5630 | if (!data_dir) { | |
5631 | data_dir = find_datadir(argv[0]); | |
5632 | } | |
5633 | /* If all else fails use the install patch specified when building. */ | |
5634 | if (!data_dir) { | |
5635 | data_dir = CONFIG_QEMU_SHAREDIR; | |
5636 | } | |
5637 | ||
640f42e4 | 5638 | #if defined(CONFIG_KVM) && defined(CONFIG_KQEMU) |
7ba1e619 AL |
5639 | if (kvm_allowed && kqemu_allowed) { |
5640 | fprintf(stderr, | |
5641 | "You can not enable both KVM and kqemu at the same time\n"); | |
5642 | exit(1); | |
5643 | } | |
5644 | #endif | |
5645 | ||
3d878caa | 5646 | machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */ |
b2097003 AL |
5647 | if (smp_cpus > machine->max_cpus) { |
5648 | fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus " | |
5649 | "supported by machine `%s' (%d)\n", smp_cpus, machine->name, | |
5650 | machine->max_cpus); | |
5651 | exit(1); | |
5652 | } | |
5653 | ||
993fbfdb | 5654 | if (display_type == DT_NOGRAPHIC) { |
bc0129d9 AL |
5655 | if (serial_device_index == 0) |
5656 | serial_devices[0] = "stdio"; | |
5657 | if (parallel_device_index == 0) | |
5658 | parallel_devices[0] = "null"; | |
5659 | if (strncmp(monitor_device, "vc", 2) == 0) | |
5660 | monitor_device = "stdio"; | |
5661 | } | |
5662 | ||
71e3ceb8 | 5663 | #ifndef _WIN32 |
71e3ceb8 TS |
5664 | if (daemonize) { |
5665 | pid_t pid; | |
5666 | ||
5667 | if (pipe(fds) == -1) | |
5668 | exit(1); | |
5669 | ||
5670 | pid = fork(); | |
5671 | if (pid > 0) { | |
5672 | uint8_t status; | |
5673 | ssize_t len; | |
5674 | ||
5675 | close(fds[1]); | |
5676 | ||
5677 | again: | |
93815bc2 TS |
5678 | len = read(fds[0], &status, 1); |
5679 | if (len == -1 && (errno == EINTR)) | |
5680 | goto again; | |
5681 | ||
5682 | if (len != 1) | |
5683 | exit(1); | |
5684 | else if (status == 1) { | |
5685 | fprintf(stderr, "Could not acquire pidfile\n"); | |
5686 | exit(1); | |
5687 | } else | |
5688 | exit(0); | |
71e3ceb8 | 5689 | } else if (pid < 0) |
93815bc2 | 5690 | exit(1); |
71e3ceb8 TS |
5691 | |
5692 | setsid(); | |
5693 | ||
5694 | pid = fork(); | |
5695 | if (pid > 0) | |
5696 | exit(0); | |
5697 | else if (pid < 0) | |
5698 | exit(1); | |
5699 | ||
5700 | umask(027); | |
71e3ceb8 TS |
5701 | |
5702 | signal(SIGTSTP, SIG_IGN); | |
5703 | signal(SIGTTOU, SIG_IGN); | |
5704 | signal(SIGTTIN, SIG_IGN); | |
5705 | } | |
71e3ceb8 | 5706 | |
aa26bb2d | 5707 | if (pid_file && qemu_create_pidfile(pid_file) != 0) { |
93815bc2 TS |
5708 | if (daemonize) { |
5709 | uint8_t status = 1; | |
5710 | write(fds[1], &status, 1); | |
5711 | } else | |
5712 | fprintf(stderr, "Could not acquire pid file\n"); | |
5713 | exit(1); | |
5714 | } | |
b9e82a59 | 5715 | #endif |
93815bc2 | 5716 | |
640f42e4 | 5717 | #ifdef CONFIG_KQEMU |
ff3fbb30 FB |
5718 | if (smp_cpus > 1) |
5719 | kqemu_allowed = 0; | |
5720 | #endif | |
3fcf7b6b AL |
5721 | if (qemu_init_main_loop()) { |
5722 | fprintf(stderr, "qemu_init_main_loop failed\n"); | |
5723 | exit(1); | |
5724 | } | |
a20dd508 | 5725 | linux_boot = (kernel_filename != NULL); |
6c41b272 | 5726 | |
f8d39c01 TS |
5727 | if (!linux_boot && *kernel_cmdline != '\0') { |
5728 | fprintf(stderr, "-append only allowed with -kernel option\n"); | |
5729 | exit(1); | |
5730 | } | |
5731 | ||
5732 | if (!linux_boot && initrd_filename != NULL) { | |
5733 | fprintf(stderr, "-initrd only allowed with -kernel option\n"); | |
5734 | exit(1); | |
5735 | } | |
5736 | ||
b118d61e | 5737 | setvbuf(stdout, NULL, _IOLBF, 0); |
3b46e624 | 5738 | |
634fce96 | 5739 | init_timers(); |
7183b4b4 AL |
5740 | if (init_timer_alarm() < 0) { |
5741 | fprintf(stderr, "could not initialize alarm timer\n"); | |
5742 | exit(1); | |
5743 | } | |
2e70f6ef PB |
5744 | if (use_icount && icount_time_shift < 0) { |
5745 | use_icount = 2; | |
5746 | /* 125MIPS seems a reasonable initial guess at the guest speed. | |
5747 | It will be corrected fairly quickly anyway. */ | |
5748 | icount_time_shift = 3; | |
5749 | init_icount_adjust(); | |
5750 | } | |
634fce96 | 5751 | |
fd1dff4b FB |
5752 | #ifdef _WIN32 |
5753 | socket_init(); | |
5754 | #endif | |
5755 | ||
7c9d8e07 FB |
5756 | /* init network clients */ |
5757 | if (nb_net_clients == 0) { | |
5758 | /* if no clients, we use a default config */ | |
f441b28b AL |
5759 | net_clients[nb_net_clients++] = "nic"; |
5760 | #ifdef CONFIG_SLIRP | |
5761 | net_clients[nb_net_clients++] = "user"; | |
5762 | #endif | |
c20709aa FB |
5763 | } |
5764 | ||
7c9d8e07 | 5765 | for(i = 0;i < nb_net_clients; i++) { |
9ad97e65 | 5766 | if (net_client_parse(net_clients[i]) < 0) |
7c9d8e07 | 5767 | exit(1); |
702c651c | 5768 | } |
f1510b2c | 5769 | |
406c8df3 GC |
5770 | net_boot = (boot_devices_bitmap >> ('n' - 'a')) & 0xF; |
5771 | net_set_boot_mask(net_boot); | |
5772 | ||
5773 | net_client_check(); | |
eec85c2a | 5774 | |
dc72ac14 AZ |
5775 | /* init the bluetooth world */ |
5776 | for (i = 0; i < nb_bt_opts; i++) | |
5777 | if (bt_parse(bt_opts[i])) | |
5778 | exit(1); | |
5779 | ||
0824d6fc | 5780 | /* init the memory */ |
94a6b54f PB |
5781 | if (ram_size == 0) |
5782 | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; | |
9ae02555 | 5783 | |
640f42e4 | 5784 | #ifdef CONFIG_KQEMU |
94a6b54f PB |
5785 | /* FIXME: This is a nasty hack because kqemu can't cope with dynamic |
5786 | guest ram allocation. It needs to go away. */ | |
5787 | if (kqemu_allowed) { | |
4cfce484 | 5788 | kqemu_phys_ram_size = ram_size + 8 * 1024 * 1024 + 4 * 1024 * 1024; |
94a6b54f PB |
5789 | kqemu_phys_ram_base = qemu_vmalloc(kqemu_phys_ram_size); |
5790 | if (!kqemu_phys_ram_base) { | |
5791 | fprintf(stderr, "Could not allocate physical memory\n"); | |
5792 | exit(1); | |
5793 | } | |
0824d6fc | 5794 | } |
94a6b54f | 5795 | #endif |
0824d6fc | 5796 | |
26a5f13b FB |
5797 | /* init the dynamic translator */ |
5798 | cpu_exec_init_all(tb_size * 1024 * 1024); | |
5799 | ||
5905b2e5 | 5800 | bdrv_init(); |
c4b1fcc0 | 5801 | |
e4bcb14c | 5802 | /* we always create the cdrom drive, even if no disk is there */ |
c4b1fcc0 | 5803 | |
e4bcb14c | 5804 | if (nb_drives_opt < MAX_DRIVES) |
609497ab | 5805 | drive_add(NULL, CDROM_ALIAS); |
c4b1fcc0 | 5806 | |
9d413d1d | 5807 | /* we always create at least one floppy */ |
33e3963e | 5808 | |
e4bcb14c | 5809 | if (nb_drives_opt < MAX_DRIVES) |
609497ab | 5810 | drive_add(NULL, FD_ALIAS, 0); |
86f55663 | 5811 | |
9d413d1d AZ |
5812 | /* we always create one sd slot, even if no card is in it */ |
5813 | ||
5814 | if (nb_drives_opt < MAX_DRIVES) | |
609497ab | 5815 | drive_add(NULL, SD_ALIAS); |
9d413d1d | 5816 | |
e4bcb14c TS |
5817 | /* open the virtual block devices */ |
5818 | ||
5819 | for(i = 0; i < nb_drives_opt; i++) | |
609497ab | 5820 | if (drive_init(&drives_opt[i], snapshot, machine) == -1) |
e4bcb14c | 5821 | exit(1); |
3e3d5815 | 5822 | |
c88676f8 | 5823 | register_savevm("timer", 0, 2, timer_save, timer_load, NULL); |
475e4277 | 5824 | register_savevm_live("ram", 0, 3, ram_save_live, NULL, ram_load, NULL); |
8a7ddc38 | 5825 | |
3023f332 AL |
5826 | #ifndef _WIN32 |
5827 | /* must be after terminal init, SDL library changes signal handlers */ | |
7c3370d4 | 5828 | sighandler_setup(); |
3023f332 AL |
5829 | #endif |
5830 | ||
5831 | /* Maintain compatibility with multiple stdio monitors */ | |
5832 | if (!strcmp(monitor_device,"stdio")) { | |
5833 | for (i = 0; i < MAX_SERIAL_PORTS; i++) { | |
5834 | const char *devname = serial_devices[i]; | |
5835 | if (devname && !strcmp(devname,"mon:stdio")) { | |
5836 | monitor_device = NULL; | |
5837 | break; | |
5838 | } else if (devname && !strcmp(devname,"stdio")) { | |
5839 | monitor_device = NULL; | |
5840 | serial_devices[i] = "mon:stdio"; | |
5841 | break; | |
5842 | } | |
5843 | } | |
5844 | } | |
5845 | ||
268a362c AL |
5846 | if (nb_numa_nodes > 0) { |
5847 | int i; | |
5848 | ||
5849 | if (nb_numa_nodes > smp_cpus) { | |
5850 | nb_numa_nodes = smp_cpus; | |
5851 | } | |
5852 | ||
5853 | /* If no memory size if given for any node, assume the default case | |
5854 | * and distribute the available memory equally across all nodes | |
5855 | */ | |
5856 | for (i = 0; i < nb_numa_nodes; i++) { | |
5857 | if (node_mem[i] != 0) | |
5858 | break; | |
5859 | } | |
5860 | if (i == nb_numa_nodes) { | |
5861 | uint64_t usedmem = 0; | |
5862 | ||
5863 | /* On Linux, the each node's border has to be 8MB aligned, | |
5864 | * the final node gets the rest. | |
5865 | */ | |
5866 | for (i = 0; i < nb_numa_nodes - 1; i++) { | |
5867 | node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1); | |
5868 | usedmem += node_mem[i]; | |
5869 | } | |
5870 | node_mem[i] = ram_size - usedmem; | |
5871 | } | |
5872 | ||
5873 | for (i = 0; i < nb_numa_nodes; i++) { | |
5874 | if (node_cpumask[i] != 0) | |
5875 | break; | |
5876 | } | |
5877 | /* assigning the VCPUs round-robin is easier to implement, guest OSes | |
5878 | * must cope with this anyway, because there are BIOSes out there in | |
5879 | * real machines which also use this scheme. | |
5880 | */ | |
5881 | if (i == nb_numa_nodes) { | |
5882 | for (i = 0; i < smp_cpus; i++) { | |
5883 | node_cpumask[i % nb_numa_nodes] |= 1 << i; | |
5884 | } | |
5885 | } | |
5886 | } | |
5887 | ||
3023f332 AL |
5888 | if (kvm_enabled()) { |
5889 | int ret; | |
5890 | ||
5891 | ret = kvm_init(smp_cpus); | |
5892 | if (ret < 0) { | |
5893 | fprintf(stderr, "failed to initialize KVM\n"); | |
5894 | exit(1); | |
5895 | } | |
5896 | } | |
5897 | ||
4c621805 | 5898 | if (monitor_device) { |
ceecf1d1 | 5899 | monitor_hd = qemu_chr_open("monitor", monitor_device, NULL); |
4c621805 AL |
5900 | if (!monitor_hd) { |
5901 | fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device); | |
5902 | exit(1); | |
5903 | } | |
5904 | } | |
5905 | ||
2796dae0 AL |
5906 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
5907 | const char *devname = serial_devices[i]; | |
5908 | if (devname && strcmp(devname, "none")) { | |
5909 | char label[32]; | |
5910 | snprintf(label, sizeof(label), "serial%d", i); | |
ceecf1d1 | 5911 | serial_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5912 | if (!serial_hds[i]) { |
5913 | fprintf(stderr, "qemu: could not open serial device '%s'\n", | |
5914 | devname); | |
5915 | exit(1); | |
5916 | } | |
5917 | } | |
5918 | } | |
5919 | ||
5920 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { | |
5921 | const char *devname = parallel_devices[i]; | |
5922 | if (devname && strcmp(devname, "none")) { | |
5923 | char label[32]; | |
5924 | snprintf(label, sizeof(label), "parallel%d", i); | |
ceecf1d1 | 5925 | parallel_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5926 | if (!parallel_hds[i]) { |
5927 | fprintf(stderr, "qemu: could not open parallel device '%s'\n", | |
5928 | devname); | |
5929 | exit(1); | |
5930 | } | |
5931 | } | |
5932 | } | |
5933 | ||
5934 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) { | |
5935 | const char *devname = virtio_consoles[i]; | |
5936 | if (devname && strcmp(devname, "none")) { | |
5937 | char label[32]; | |
5938 | snprintf(label, sizeof(label), "virtcon%d", i); | |
ceecf1d1 | 5939 | virtcon_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5940 | if (!virtcon_hds[i]) { |
5941 | fprintf(stderr, "qemu: could not open virtio console '%s'\n", | |
5942 | devname); | |
5943 | exit(1); | |
5944 | } | |
5945 | } | |
5946 | } | |
5947 | ||
aae9460e PB |
5948 | module_call_init(MODULE_INIT_DEVICE); |
5949 | ||
b6b61144 GH |
5950 | if (machine->compat_props) { |
5951 | qdev_prop_register_compat(machine->compat_props); | |
5952 | } | |
fbe1b595 | 5953 | machine->init(ram_size, boot_devices, |
3023f332 AL |
5954 | kernel_filename, kernel_cmdline, initrd_filename, cpu_model); |
5955 | ||
268a362c AL |
5956 | |
5957 | for (env = first_cpu; env != NULL; env = env->next_cpu) { | |
5958 | for (i = 0; i < nb_numa_nodes; i++) { | |
5959 | if (node_cpumask[i] & (1 << env->cpu_index)) { | |
5960 | env->numa_node = i; | |
5961 | } | |
5962 | } | |
5963 | } | |
5964 | ||
6f338c34 AL |
5965 | current_machine = machine; |
5966 | ||
3023f332 AL |
5967 | /* init USB devices */ |
5968 | if (usb_enabled) { | |
5969 | for(i = 0; i < usb_devices_index; i++) { | |
c0f4ce77 | 5970 | if (usb_device_add(usb_devices[i], 0) < 0) { |
3023f332 AL |
5971 | fprintf(stderr, "Warning: could not add USB device %s\n", |
5972 | usb_devices[i]); | |
5973 | } | |
5974 | } | |
5975 | } | |
5976 | ||
8f391ab4 AL |
5977 | if (!display_state) |
5978 | dumb_display_init(); | |
3023f332 AL |
5979 | /* just use the first displaystate for the moment */ |
5980 | ds = display_state; | |
993fbfdb AL |
5981 | |
5982 | if (display_type == DT_DEFAULT) { | |
5983 | #if defined(CONFIG_SDL) || defined(CONFIG_COCOA) | |
5984 | display_type = DT_SDL; | |
5985 | #else | |
5986 | display_type = DT_VNC; | |
5987 | vnc_display = "localhost:0,to=99"; | |
5988 | show_vnc_port = 1; | |
5989 | #endif | |
5990 | } | |
5991 | ||
5992 | ||
5993 | switch (display_type) { | |
5994 | case DT_NOGRAPHIC: | |
5995 | break; | |
4d3b6f6e | 5996 | #if defined(CONFIG_CURSES) |
993fbfdb AL |
5997 | case DT_CURSES: |
5998 | curses_display_init(ds, full_screen); | |
5999 | break; | |
4d3b6f6e | 6000 | #endif |
5b0753e0 | 6001 | #if defined(CONFIG_SDL) |
993fbfdb AL |
6002 | case DT_SDL: |
6003 | sdl_display_init(ds, full_screen, no_frame); | |
6004 | break; | |
5b0753e0 | 6005 | #elif defined(CONFIG_COCOA) |
993fbfdb AL |
6006 | case DT_SDL: |
6007 | cocoa_display_init(ds, full_screen); | |
6008 | break; | |
313aa567 | 6009 | #endif |
993fbfdb AL |
6010 | case DT_VNC: |
6011 | vnc_display_init(ds); | |
6012 | if (vnc_display_open(ds, vnc_display) < 0) | |
6013 | exit(1); | |
f92f8afe | 6014 | |
993fbfdb AL |
6015 | if (show_vnc_port) { |
6016 | printf("VNC server running on `%s'\n", vnc_display_local_addr(ds)); | |
f92f8afe | 6017 | } |
993fbfdb AL |
6018 | break; |
6019 | default: | |
6020 | break; | |
313aa567 | 6021 | } |
7d957bd8 | 6022 | dpy_resize(ds); |
5b08fc10 | 6023 | |
3023f332 AL |
6024 | dcl = ds->listeners; |
6025 | while (dcl != NULL) { | |
6026 | if (dcl->dpy_refresh != NULL) { | |
6027 | ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds); | |
6028 | qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock)); | |
20d8a3ed | 6029 | } |
3023f332 | 6030 | dcl = dcl->next; |
20d8a3ed | 6031 | } |
3023f332 | 6032 | |
993fbfdb | 6033 | if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) { |
9043b62d BS |
6034 | nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL); |
6035 | qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock)); | |
6036 | } | |
6037 | ||
2796dae0 | 6038 | text_consoles_set_display(display_state); |
2970a6c9 | 6039 | qemu_chr_initial_reset(); |
2796dae0 | 6040 | |
4c621805 | 6041 | if (monitor_device && monitor_hd) |
cde76ee1 | 6042 | monitor_init(monitor_hd, MONITOR_USE_READLINE | MONITOR_IS_DEFAULT); |
82c643ff | 6043 | |
8d11df9e | 6044 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
c03b0f0f | 6045 | const char *devname = serial_devices[i]; |
fd5f393a | 6046 | if (devname && strcmp(devname, "none")) { |
af3a9031 | 6047 | if (strstart(devname, "vc", 0)) |
7ba1260a | 6048 | qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i); |
8d11df9e | 6049 | } |
82c643ff | 6050 | } |
82c643ff | 6051 | |
6508fe59 | 6052 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { |
c03b0f0f | 6053 | const char *devname = parallel_devices[i]; |
fd5f393a | 6054 | if (devname && strcmp(devname, "none")) { |
af3a9031 | 6055 | if (strstart(devname, "vc", 0)) |
7ba1260a | 6056 | qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i); |
6508fe59 FB |
6057 | } |
6058 | } | |
6059 | ||
9ede2fde AL |
6060 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) { |
6061 | const char *devname = virtio_consoles[i]; | |
2796dae0 | 6062 | if (virtcon_hds[i] && devname) { |
9ede2fde AL |
6063 | if (strstart(devname, "vc", 0)) |
6064 | qemu_chr_printf(virtcon_hds[i], "virtio console%d\r\n", i); | |
6065 | } | |
6066 | } | |
6067 | ||
59030a8c AL |
6068 | if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) { |
6069 | fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n", | |
6070 | gdbstub_dev); | |
6071 | exit(1); | |
45669e00 | 6072 | } |
45669e00 | 6073 | |
d63d307f | 6074 | if (loadvm) |
376253ec | 6075 | do_loadvm(cur_mon, loadvm); |
d63d307f | 6076 | |
1d600827 | 6077 | if (incoming) { |
5bb7910a | 6078 | qemu_start_incoming_migration(incoming); |
1ad32e3f | 6079 | } else if (autostart) { |
c0f4ce77 | 6080 | vm_start(); |
1ad32e3f | 6081 | } |
ffd843bc | 6082 | |
b9e82a59 | 6083 | #ifndef _WIN32 |
71e3ceb8 TS |
6084 | if (daemonize) { |
6085 | uint8_t status = 0; | |
6086 | ssize_t len; | |
71e3ceb8 TS |
6087 | |
6088 | again1: | |
6089 | len = write(fds[1], &status, 1); | |
6090 | if (len == -1 && (errno == EINTR)) | |
6091 | goto again1; | |
6092 | ||
6093 | if (len != 1) | |
6094 | exit(1); | |
6095 | ||
bd54b863 | 6096 | chdir("/"); |
aeb30be6 | 6097 | TFR(fd = open("/dev/null", O_RDWR)); |
71e3ceb8 TS |
6098 | if (fd == -1) |
6099 | exit(1); | |
0858532e | 6100 | } |
71e3ceb8 | 6101 | |
0858532e AL |
6102 | if (run_as) { |
6103 | pwd = getpwnam(run_as); | |
6104 | if (!pwd) { | |
6105 | fprintf(stderr, "User \"%s\" doesn't exist\n", run_as); | |
6106 | exit(1); | |
6107 | } | |
6108 | } | |
6109 | ||
6110 | if (chroot_dir) { | |
6111 | if (chroot(chroot_dir) < 0) { | |
6112 | fprintf(stderr, "chroot failed\n"); | |
6113 | exit(1); | |
6114 | } | |
6115 | chdir("/"); | |
6116 | } | |
6117 | ||
6118 | if (run_as) { | |
6119 | if (setgid(pwd->pw_gid) < 0) { | |
6120 | fprintf(stderr, "Failed to setgid(%d)\n", pwd->pw_gid); | |
6121 | exit(1); | |
6122 | } | |
6123 | if (setuid(pwd->pw_uid) < 0) { | |
6124 | fprintf(stderr, "Failed to setuid(%d)\n", pwd->pw_uid); | |
6125 | exit(1); | |
6126 | } | |
6127 | if (setuid(0) != -1) { | |
6128 | fprintf(stderr, "Dropping privileges failed\n"); | |
6129 | exit(1); | |
6130 | } | |
6131 | } | |
0858532e AL |
6132 | |
6133 | if (daemonize) { | |
6134 | dup2(fd, 0); | |
6135 | dup2(fd, 1); | |
6136 | dup2(fd, 2); | |
71e3ceb8 | 6137 | |
0858532e | 6138 | close(fd); |
71e3ceb8 | 6139 | } |
b9e82a59 | 6140 | #endif |
71e3ceb8 | 6141 | |
8a7ddc38 | 6142 | main_loop(); |
40c3bac3 | 6143 | quit_timers(); |
63a01ef8 | 6144 | net_cleanup(); |
b46a8906 | 6145 | |
0824d6fc FB |
6146 | return 0; |
6147 | } |